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Faculties > Faculty of Mathematics, Physics und Computer Science > Department of Physics > Chair Theoretical Physics III

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Number of items at this level: 241.

2019

Saraiva, Tiago T. ; Vagov, Alexei ; Axt, Vollrath Martin ; Aguiar, J. Albino ; Shanenko, A. A.:
Anisotropic superconductors between types I and II.
In: Physical Review B. Vol. 99 (2019) Issue 2 . - Art.Nr. 024515.
DOI: https://doi.org/10.1103/PhysRevB.99.024515

Ungar, Florian ; Cygorek, M. ; Axt, Vollrath Martin:
Phonon impact on the dynamics of resonantly excited and hot excitons in diluted magnetic semiconductors.
In: Physical Review B. Vol. 99 (2019) . - No. 115305.
DOI: https://doi.org/10.1103/PhysRevB.99.115305

Ungar, Florian ; Cygorek, Moritz ; Axt, Vollrath Martin:
Phonon-induced quantum ratchet in the exciton spin dynamics in diluted magnetic semiconductors in a magnetic field.
In: Physical Review B. Vol. 99 (2019) Issue 7 . - Art.Nr. 075301.
DOI: https://doi.org/10.1103/PhysRevB.99.075301

2018

Hannibal, S. ; Kettmann, P. ; Croitoru, Mikhail D. ; Axt, Vollrath Martin ; Kuhn, T.:
Persistent oscillations of the order parameter and interaction quench phase diagram for a confined Bardeen-Cooper-Schrieffer Fermi gas.
In: Physical Review A. Vol. 98 (November 2018) Issue 5 . - Eintrag 053605.
DOI: https://doi.org/10.1103/PhysRevA.98.053605

Volltext
Ungar, Florian ; Cygorek, Moritz ; Axt, Vollrath M.:
Trend reversal in the magnetic-field dependence of exciton spin-transfer rates in diluted magnetic semiconductors due to non-Markovian dynamics.
In: Physical Review B. Vol. 97 (30 January 2018) . - 045210. - 15 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.97.045210

Hannibal, S. ; Kettmann, P. ; Croitoru, Mikhail D. ; Axt, Vollrath M. ; Kuhn, T.:
Dynamical vanishing of the order parameter in a confined Bardeen-Cooper-Schrieffer Fermi gas after an interaction quench.
In: Physical Review A. Vol. 97 (January 2018) Issue 1 . - 013619. - 10 Seiten.
DOI: https://doi.org/10.1103/PhysRevA.97.013619

Cygorek, M. ; Ungar, Florian ; Seidelmann, Tim ; Barth, Andreas M. ; Vagov, Alexei ; Axt, Vollrath Martin ; Kuhn, T.:
Comparison of different concurrences characterizing photon pairs generated in the biexciton cascade in quantum dots coupled to microcavities.
In: Physical Review B. Vol. 98 (2018) Issue 4 . - Art.Nr. 045303, 17 S..
DOI: https://doi.org/10.1103/PhysRevB.98.045303

Ungar, Florian ; Cygorek, M. ; Axt, Vollrath Martin:
Many-body correlations brought to light in absorption spectra of diluted magnetic semiconductors.
In: Physical Review B. Vol. 98 (2018) Issue 16 . - Art.Nr. 161201, 6 S. + 5 S. Suppl..
DOI: https://doi.org/10.1103/PhysRevB.98.161201

Cosacchi, Michael ; Cygorek, M. ; Ungar, Florian ; Barth, Andreas M. ; Vagov, Alexei ; Axt, Vollrath Martin:
Path-integral approach for nonequilibrium multitime correlation functions of open quantum systems coupled to Markovian and non-Markovian environments.
In: Physical Review B. Vol. 98 (2018) . - Art.Nr. 125302.
DOI: https://doi.org/10.1103/PhysRevB.98.125302

2017

Volltext
Cygorek, Moritz:
Quantum kinetic description of the spin dynamics in diluted magnetic semiconductors.
Bayreuth , 2017 . - VI, 207 p.
( Doctoral thesis, 2017 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Wolf, Sebastian ; Vagov, Alexei ; Shanenko, A. A. ; Axt, Vollrath M. ; Perali, A. ; Aguiar, J. Albino:
BCS-BEC crossover induced by a shallow band : Pushing standard superconductivity types apart.
In: Physical Review B. Vol. 95 (2017) Issue 9 . - Art.Nr. 094521.
DOI: https://doi.org/10.1103/PhysRevB.95.094521

Cygorek, Moritz ; Ungar, Florian ; Tamborenea, P. I. ; Axt, Vollrath M.:
Influence of nonmagnetic impurity scattering on spin dynamics in diluted magnetic semiconductors.
In: Physical Review B. Vol. 95 (2017) Issue 4 . - Art.Nr. 045204, 15 S..
DOI: https://doi.org/10.1103/PhysRevB.95.045204

Vagov, Alexei ; Croitoru, Mikhail D. ; Larkin, I. A. ; Axt, Vollrath M.:
Non-Locality Effects in Excitation and Spatial Propagation of Surface Plasmon-Polaritons.
In: Annalen der Physik. Vol. 529 (2017) Issue 10 . - Art.Nr. 1600387, 9 S..
DOI: https://doi.org/10.1002/andp.201600387

Cosacchi, Michael ; Cygorek, Moritz ; Ungar, Florian ; Axt, Vollrath M.:
Nonexponential spin decay in a quantum kinetic description of the D'yakonov-Perel' mechanism mediated by impurity scattering.
In: Physical Review B. Vol. 95 (2017) Issue 19 . - Art.Nr. 195313, 12 S..
DOI: https://doi.org/10.1103/PhysRevB.95.195313

Cygorek, Moritz ; Barth, Andreas M. ; Ungar, Florian ; Vagov, Alexei ; Axt, Vollrath M.:
Nonlinear cavity feeding and unconventional photon statistics in solid-state cavity QED revealed by many-level real-time path-integral calculations.
In: Physical Review B. Vol. 96 (2017) Issue 20 . - Art.Nr. 201201(R), 5 S. + 5 S. Suppl..
DOI: https://doi.org/10.1103/PhysRevB.96.201201

Volltext
Barth, Andreas M.:
Path Integrals for Optically Driven Quantum Dots : State Preparation Protocols and Combination of Hamiltonian and non-Hamiltonian Dynamics.
Bayreuth , 2017 . - Getr. Zählung
( Doctoral thesis, 2017 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Kettmann, P. ; Hannibal, S. ; Croitoru, Mikhail D. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Pure Goldstone mode in the quench dynamics of a confined ultracold Fermi gas in the BCS-BEC crossover regime.
In: Physical Review A. Vol. 96 (2017) Issue 3 . - Art.Nr. 033618, 14 S..
DOI: https://doi.org/10.1103/PhysRevA.96.033618

Ungar, Florian ; Cygorek, Moritz ; Axt, Vollrath M.:
Quantum kinetic equations for the ultrafast spin dynamics of excitons in diluted magnetic semiconductor quantum wells after optical excitation.
In: Physical Review B. Vol. 95 (2017) Issue 24 . - Art.Nr. 245203, 17 S..
DOI: https://doi.org/10.1103/PhysRevB.95.245203

Kettmann, P. ; Hannibal, S. ; Croitoru, Mikhail D. ; Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann:
Spectral characteristics of the coherent dynamics of the order parameter in superconducting nanorods.
In: Physica C: Superconductivity and its Applications. Vol. 533 (2017) . - pp. 133-136.
DOI: https://doi.org/10.1016/j.physc.2016.06.005

Papenkort, Thomas ; Axt, Vollrath M. ; Kuhn, Tilmann:
Stationary Phonon Squeezing by Optical Polaron Excitation.
In: Physical Review Letters. Vol. 118 (2017) Issue 9 . - Art.Nr. 097401, 5 S..
DOI: https://doi.org/10.1103/PhysRevLett.118.097401

Larkin, I. A. ; Keil, Kevin ; Vagov, Alexei ; Croitoru, Mikhail D. ; Axt, Vollrath M.:
Superanomalous Skin Effect for Surface Plasmon Polaritons.
In: Physical Review Letters. Vol. 119 (2017) Issue 17 . - Art.Nr. 176801, 5 S..
DOI: https://doi.org/10.1103/PhysRevLett.119.176801

Wolf, Sebastian ; Vagov, Alexei ; Shanenko, A. A. ; Axt, Vollrath M. ; Aguiar, J. Albino:
Vortex matter stabilized by many-body interactions.
In: Physical Review B. Vol. 96 (2017) Issue 14 . - Art.Nr. 144515, 6 S..
DOI: https://doi.org/10.1103/PhysRevB.96.144515

2016

Cygorek, Moritz ; Tamborenea, P. I. ; Axt, Vollrath M.:
Carrier-impurity spin transfer dynamics in paramagnetic II-VI diluted magnetic semiconductors in the presence of a wave-vector-dependent magnetic field.
In: Physical Review B. Vol. 93 (2016) Issue 20 . - Art.Nr. 205201, 16 S..
DOI: https://doi.org/10.1103/PhysRevB.93.205201

Volltext
Brand, André:
Coherent ionization dynamics induced by intense X-ray free-electron laser pulses.
Bayreuth , 2016 . - XI, 131 p.
( Doctoral thesis, 2016 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Brash, A. J. ; Martins, L. M. P. ; Barth, Andreas M. ; Liu, Feng ; Quilter, J. H. ; Glässl, Martin ; Axt, Vollrath M. ; Ramsay, A. J. ; Skolnick, M. S. ; Fox, A. M.:
Dynamic vibronic coupling in InGaAs quantum dots [Invited].
In: Journal of the Optical Society of America B. Vol. 33 (2016) Issue 7 . - S. C115-C122.
DOI: https://doi.org/10.1364/JOSAB.33.00C115

Cygorek, Moritz ; Tamborenea, P. I. ; Axt, Vollrath M.:
Erratum : Nonperturbative correlation effects in diluted magnetic semiconductors [Phys. Rev. B 93, 035206 (2016)].
In: Physical Review B. Vol. 94 (2016) . - Art.Nr. 079906, 1 S..
DOI: https://doi.org/10.1103/PhysRevB.94.079906

Barth, Andreas M. ; Lüker, Sebastian ; Vagov, Alexei ; Reiter, Doris ; Kuhn, Tilmann ; Axt, Vollrath M.:
Fast and selective phonon-assisted state preparation of a quantum dot by adiabatic undressing.
In: Physical Review B. Vol. 94 (2016) Issue 4 . - Art.Nr. 045306, 10 S..
DOI: https://doi.org/10.1103/PhysRevB.94.045306

Croitoru, Mikhail D. ; Shanenko, A. A. ; Vagov, Alexei ; Vasenko, A. S. ; Milošević, M. V. ; Axt, Vollrath M. ; Peeters, F. M.:
Influence of Disorder on Superconducting Correlations in Nanoparticles.
In: Journal of Superconductivity and Novel Magnetism. Vol. 29 (2016) Issue 3 . - pp. 605-609.
DOI: https://doi.org/10.1007/s10948-015-3319-8

Cygorek, Moritz ; Tamborenea, P. I. ; Axt, Vollrath M.:
Nonperturbative correlation effects in diluted magnetic semiconductors.
In: Physical Review B. Vol. 93 (2016) Issue 3 . - Art.Nr. 035206, 10 S..
DOI: https://doi.org/10.1103/PhysRevB.93.035206

Barth, Andreas M. ; Vagov, Alexei ; Axt, Vollrath M.:
Path-integral description of combined Hamiltonian and non-Hamiltonian dynamics in quantum dissipative systems.
In: Physical Review B. Vol. 94 (2016) Issue 12 . - Art.Nr. 125439, 9 S..
DOI: https://doi.org/10.1103/PhysRevB.94.125439

Volltext
Wigger, Daniel ; Gehring, Helge ; Axt, Vollrath M. ; Reiter, Doris ; Kuhn, Tilmann:
Quantum dynamics of optical phonons generated by optical excitation of a quantum dot.
In: Journal of Computational Electronics. Vol. 15 (2016) Issue 4 . - pp. 1158-1169.
DOI: https://doi.org/10.1007/s10825-016-0856-8

Vagov, Alexei ; Larkin, I. A. ; Croitoru, Mikhail D. ; Axt, Vollrath M.:
Role of nonlocality and Landau damping in the dynamics of a quantum dot coupled to surface plasmons.
In: Physical Review B. Vol. 93 (2016) Issue 19 . - Art.Nr. 195414, 15 S..
DOI: https://doi.org/10.1103/PhysRevB.93.195414

Vagov, Alexei ; Shanenko, A. A. ; Milošević, M. V. ; Axt, Vollrath M. ; Vinokur, V. M. ; Aguiar, J. Albino ; Peeters, F. M.:
Superconductivity between standard types : Multiband versus single-band materials.
In: Physical Review B. Vol. 93 (2016) Issue 17 . - Art.Nr. 174503, 15 S..
DOI: https://doi.org/10.1103/PhysRevB.93.174503

Liu, Feng ; Martins, L. M. P. ; Brash, A. J. ; Barth, Andreas M. ; Quilter, J. H. ; Axt, Vollrath M. ; Skolnick, M. S. ; Fox, A. M.:
Ultrafast depopulation of a quantum dot by LA-phonon-assisted stimulated emission.
In: Physical Review B. Vol. 93 (2016) Issue 16 . - Art.Nr. 161407(R), 5 S..
DOI: https://doi.org/10.1103/PhysRevB.93.161407

2015

Hopfmann, C. ; Musiał, Anna ; Strauß, M. ; Barth, Andreas M. ; Glässl, Martin ; Vagov, Alexei ; Strauß, M. ; Schneider, C. ; Höfling, Sven ; Kamp, Martin ; Axt, Vollrath M. ; Reitzenstein, S.:
Compensation of phonon-induced renormalization of vacuum Rabi splitting in large quantum dots : Towards temperature-stable strong coupling in the solid state with quantum dot-micropillars.
In: Physical Review B. Vol. 92 (2015) Issue 24 . - Art.Nr. 245403, 10 S..
DOI: https://doi.org/10.1103/PhysRevB.92.245403

Cygorek, Moritz ; Axt, Vollrath M.:
Effective equations for the precession dynamics of electron spins and electron–impurity correlations in diluted magnetic semiconductors.
In: Semiconductor Science and Technology. Vol. 30 (2015) Issue 8 . - Art.Nr. 085011, 10 S..
DOI: https://doi.org/10.1088/0268-1242/30/8/085011

Reiter, Doris ; Wigger, Daniel ; Lüker, Sebastian ; Axt, Vollrath M. ; Machnikowski, Paweł ; Kuhn, Tilmann:
Generating sequences of phonon wave packets by optical excitation of a quantum dot.
In: Journal of Physics: Conference Series. Vol. 647 (2015) Issue 1 . - Art.Nr. 012025, 4 S..
DOI: https://doi.org/10.1088/1742-6596/647/1/012025

Cygorek, Moritz ; Tamborenea, P. I. ; Axt, Vollrath M.:
Insensitivity of spin dynamics to the orbital angular momentum transferred from twisted light to extended semiconductors.
In: Physical Review B. Vol. 92 (2015) Issue 11 . - Art.Nr. 115301, 5 S..
DOI: https://doi.org/10.1103/PhysRevB.92.115301

Brand, André ; Kaiser, Benjamin ; Vagov, Alexei ; Axt, Vollrath M. ; Pietsch, U.:
Model study on how an ordered grouping of atoms affects their inner-shell photoionization.
In: Physical Review A. Vol. 92 (2015) Issue 3 . - Art.Nr. 033424, 13 S..
DOI: https://doi.org/10.1103/PhysRevA.92.033424

Cygorek, Moritz ; Axt, Vollrath M.:
Non-Markovian Effects in the Spin Transfer Dynamics in Diluted Magnetic Semiconductors due to Excitation in Proximity to the Band Edge.
In: Journal of Physics: Conference Series. Vol. 647 (2015) Issue 1 . - Art.Nr. 012042, 4 S..
DOI: https://doi.org/10.1088/1742-6596/647/1/012042

Croitoru, Mikhail D. ; Shanenko, A. A. ; Vagov, Alexei ; Milošević, M. V. ; Axt, Vollrath M. ; Peeters, F. M.:
Phonon limited superconducting correlations in metallic nanograins.
In: Scientific Reports. Vol. 5 (2015) . - Art.Nr. 16515, 9 S..
DOI: https://doi.org/10.1038/srep16515

Quilter, J. H. ; Brash, A. J. ; Liu, Feng ; Glässl, Martin ; Barth, Andreas M. ; Axt, Vollrath M. ; Ramsay, A. J. ; Skolnick, M. S. ; Fox, A. M.:
Phonon-Assisted Population Inversion of a Single InGaAs/GaAs Quantum Dot by Pulsed Laser Excitation.
In: Physical Review Letters. Vol. 114 (2015) Issue 13 . - Art.Nr. 137401, 5 S..
DOI: https://doi.org/10.1103/PhysRevLett.114.137401

Bounouar, S. ; Müller, M. ; Barth, Andreas M. ; Glässl, Martin ; Axt, Vollrath M. ; Michler, P.:
Phonon-assisted robust and deterministic two-photon biexciton preparation in a quantum dot.
In: Physical Review B. Vol. 91 (2015) Issue 16 . - Art.Nr. 161302(R), 5 S..
DOI: https://doi.org/10.1103/PhysRevB.91.161302

Volltext
Kaiser, Benjamin:
Photoionization of atoms with ultrashort XUV laser pulses at extreme intensities.
Bayreuth , 2015 . - VI, 99 p.
( Doctoral thesis, 2015 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Hannibal, S. ; Kettmann, P. ; Croitoru, Mikhail D. ; Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann:
Quench dynamics of an ultracold Fermi gas in the BCS regime : Spectral properties and confinement-induced breakdown of the Higgs mode.
In: Physical Review A. Vol. 91 (2015) Issue 4 . - Art.Nr. 043630, 11 S..
DOI: https://doi.org/10.1103/PhysRevA.91.043630

Ungar, Florian ; Cygorek, Moritz ; Tamborenea, P. I. ; Axt, Vollrath M.:
Relaxation and coherent oscillations in the spin dynamics of II-VI diluted magnetic quantum wells.
In: Journal of Physics: Conference Series. Vol. 647 (2015) Issue 1 . - Art.Nr. 012010, 4 S..
DOI: https://doi.org/10.1088/1742-6596/647/1/012010

Wigger, Daniel ; Lüker, Sebastian ; Axt, Vollrath M. ; Reiter, Doris ; Kuhn, Tilmann:
Squeezed Phonon Wave Packet Generation by Optical Manipulation of a Quantum Dot.
In: Photonics. Vol. 2 (2015) Issue 1 . - pp. 214-227.
DOI: https://doi.org/10.3390/photonics2010214

Ungar, Florian ; Cygorek, Moritz ; Tamborenea, P. I. ; Axt, Vollrath M.:
Ultrafast spin dynamics in II-VI diluted magnetic semiconductors with spin-orbit interaction.
In: Physical Review B. Vol. 91 (2015) Issue 19 . - Art.Nr. 195201, 8 S..
DOI: https://doi.org/10.1103/PhysRevB.91.195201

2014

Croitoru, Mikhail D. ; Zachmann, Martin ; Vagov, Alexei ; Axt, Vollrath M. ; Shanenko, A. A. ; Kettmann, P. ; Papenkort, Thomas ; Kuhn, Tilmann:
Coherent dynamics of confinement-induced multiband superconductors.
In: Physica C: Superconductivity and its Applications. Vol. 503 (2014) . - pp. 183-186.
DOI: https://doi.org/10.1016/j.physc.2014.04.014

Vagov, Alexei ; Glässl, Martin ; Croitoru, Mikhail D. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Competition between pure dephasing and photon losses in the dynamics of a dot-cavity system.
In: Physical Review B. Vol. 90 (2014) Issue 7 . - Art.Nr. 075309, 8 S..
DOI: https://doi.org/10.1103/PhysRevB.90.075309

Wigger, Daniel ; Lüker, Sebastian ; Reiter, Doris ; Axt, Vollrath M. ; Machnikowski, Paweł ; Kuhn, Tilmann:
Energy transport and coherence properties of acoustic phonons generated by optical excitation of a quantum dot.
In: Journal of Physics: Condensed Matter. Vol. 26 (2014) Issue 35 . - Art.Nr. 355802 , 14 S..
DOI: https://doi.org/10.1088/0953-8984/26/35/355802

Brand, André ; Kaiser, Benjamin ; Vagov, Alexei ; Axt, Vollrath M. ; Pietsch, U.:
Non-Markovian behavior of ultrafast coherent ionization dynamics in a crystal exposed to a seeded free-electron-laser pulse.
In: Physical Review A. Vol. 89 (2014) Issue 6 . - Art.Nr. 063404, 10 S..
DOI: https://doi.org/10.1103/PhysRevA.89.063404

Reiter, Doris ; Kuhn, Tilmann ; Glässl, Martin ; Axt, Vollrath M.:
The role of phonons for exciton and biexciton generation in an optically driven quantum dot.
In: Journal of Physics: Condensed Matter. Vol. 26 (2014) Issue 42 . - Art.Nr. 423203 , 20 S..
DOI: https://doi.org/10.1088/0953-8984/26/42/423203

2013

Gawarecki, Krzysztof ; Lüker, Sebastian ; Reiter, Doris ; Kuhn, Tilmann ; Glässl, Martin ; Axt, Vollrath M. ; Grodecka-Grad, Anna ; Machnikowski, Paweł:
Adiabatic rapid passage in quantum dots : phonon-assisted decoherence and biexciton generation.
In: Physica Status Solidi C. Vol. 10 (2013) Issue 9 . - pp. 1210-1213.
DOI: https://doi.org/10.1002/pssc.201200746

Glässl, Martin ; Barth, Andreas M. ; Gawarecki, Krzysztof ; Machnikowski, Paweł ; Croitoru, Mikhail D. ; Lüker, Sebastian ; Reiter, Doris ; Kuhn, Tilmann ; Axt, Vollrath M.:
Biexciton state preparation in a quantum dot via adiabatic rapid passage : Comparison between two control protocols and impact of phonon-induced dephasing.
In: Physical Review B. Vol. 87 (2013) Issue 8 . - Art.Nr. 085303, 8 S..
DOI: https://doi.org/10.1103/PhysRevB.87.085303

Thurn, Christoph ; Cygorek, Moritz ; Axt, Vollrath M. ; Kuhn, Tilmann:
Coherent spin-transfer dynamics in diluted magnetic semiconductor quantum wells even after optical excitation with zero net angular momentum.
In: Physical Review B. Vol. 88 (2013) Issue 16 . - Art.Nr. 161302(R), 4 S..
DOI: https://doi.org/10.1103/PhysRevB.88.161302

Wigger, Daniel ; Reiter, Doris ; Axt, Vollrath M. ; Kuhn, Tilmann:
Fluctuation properties of acoustic phonons generated by ultrafast optical excitation of a quantum dot.
In: Physical Review B. Vol. 87 (2013) Issue 8 . - Art.Nr. 085301, 7 S..
DOI: https://doi.org/10.1103/PhysRevB.87.085301

Orlova, N. V. ; Shanenko, A. A. ; Milošević, M. V. ; Peeters, F. M. ; Vagov, Alexei ; Axt, Vollrath M.:
Ginzburg-Landau theory for multiband superconductors : Microscopic derivation.
In: Physical Review B. Vol. 87 (2013) Issue 13 . - Art.Nr. 134510, 8 S..
DOI: https://doi.org/10.1103/PhysRevB.87.134510

Shanenko, A. A. ; Orlova, N. V. ; Vagov, Alexei ; Milošević, M. V. ; Axt, Vollrath M. ; Peeters, F. M.:
Nanofilms as quantum-engineered multiband superconductors : The Ginzburg-Landau theory.
In: EPL. Vol. 102 (2013) Issue 2 . - Art.Nr. 27003, 6 S..
DOI: https://doi.org/10.1209/0295-5075/102/27003

Thurn, Christoph ; Cygorek, Moritz ; Axt, Vollrath M. ; Kuhn, Tilmann:
Non-Markovian spin transfer dynamics in magnetic semiconductors despite short memory times.
In: Physical Review B. Vol. 87 (2013) Issue 20 . - Art.Nr. 205301, 10 S..
DOI: https://doi.org/10.1103/PhysRevB.87.205301

Reiter, Doris ; Axt, Vollrath M. ; Kuhn, Tilmann:
Optical signals of spin switching using the optical Stark effect in a Mn-doped quantum dot.
In: Physical Review B. Vol. 87 (2013) Issue 11 . - Art.Nr. 115430, 4 S..
DOI: https://doi.org/10.1103/PhysRevB.87.115430

Kaiser, Benjamin ; Brand, André ; Glässl, Martin ; Vagov, Alexei ; Axt, Vollrath M. ; Pietsch, U.:
Photoionization of resonantly driven atomic states by an extreme ultraviolet-free-electron laser: intensity dependence and renormalization of Rabi frequencies.
In: New Journal of Physics. Vol. 15 (2013) Issue 9 . - 093016.
DOI: https://doi.org/10.1088/1367-2630/15/9/093016

Glässl, Martin ; Barth, Andreas M. ; Axt, Vollrath M.:
Proposed Robust and High-Fidelity Preparation of Excitons and Biexcitons in Semiconductor Quantum Dots Making Active Use of Phonons.
In: Physical Review Letters. Vol. 110 (2013) Issue 14 . - Art.Nr. 147401, 5 S..
DOI: https://doi.org/10.1103/PhysRevLett.110.147401

Thuberg, D. ; Reiter, Doris ; Axt, Vollrath M. ; Kuhn, Tilmann:
Switching between ground states of an InAs quantum dot doped with a single Mn atom.
In: Physical Review B. Vol. 88 (2013) Issue 8 . - Art.Nr. 085312, 7 S..
DOI: https://doi.org/10.1103/PhysRevB.88.085312

Zachmann, Martin ; Croitoru, Mikhail D. ; Vagov, Alexei ; Axt, Vollrath M. ; Papenkort, Thomas ; Kuhn, Tilmann:
Ultrafast terahertz-field-induced dynamics of superconducting bulk and quasi-1D samples.
In: New Journal of Physics. Vol. 15 (2013) Issue 5 . - 055016.
DOI: https://doi.org/10.1088/1367-2630/15/5/055016

2012

Shanenko, A. A. ; Croitoru, Mikhail D. ; Vagov, Alexei ; Axt, Vollrath M. ; Perali, A. ; Peeters, F. M.:
Atypical BCS-BEC crossover induced by quantum-size effects.
In: Physical Review A. Vol. 86 (2012) Issue 3 . - Art.Nr. 033612, 7 S..
DOI: https://doi.org/10.1103/PhysRevA.86.033612

Croitoru, Mikhail D. ; Vagov, Alexei ; Shanenko, A. A. ; Axt, Vollrath M.:
The Cooper problem in nanoscale : enhancement of the coupling due to confinement.
In: Superconductor Science and Technology. Vol. 25 (2012) Issue 12 . - Art.Nr. 124001, 5 S..
DOI: https://doi.org/10.1088/0953-2048/25/12/124001

Gawarecki, Krzysztof ; Lüker, Sebastian ; Reiter, Doris ; Kuhn, Tilmann ; Glässl, Martin ; Axt, Vollrath M. ; Grodecka-Grad, Anna ; Machnikowski, Paweł:
Dephasing in the adiabatic rapid passage in quantum dots : Role of phonon-assisted biexciton generation.
In: Physical Review B. Vol. 86 (2012) Issue 23 . - Art.Nr. 235301, 6 S..
DOI: https://doi.org/10.1103/PhysRevB.86.235301

Vagov, Alexei ; Shanenko, A. A. ; Milošević, M. V. ; Axt, Vollrath M. ; Peeters, F. M.:
Extended Ginzburg-Landau formalism : Systematic expansion in small deviation from the critical temperature.
In: Physical Review B. Vol. 85 (2012) Issue 1 . - Art.Nr. 014502, 17 S..
DOI: https://doi.org/10.1103/PhysRevB.85.014502

Glässl, Martin ; Croitoru, Mikhail D. ; Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann:
Impact of dark superpositions on the relaxation dynamics of an optically driven phonon-coupled exciton-biexciton quantum-dot system.
In: Physical Review B. Vol. 85 (2012) Issue 19 . - Art.Nr. 195306, 5 S..
DOI: https://doi.org/10.1103/PhysRevB.85.195306

Lüker, Sebastian ; Gawarecki, Krzysztof ; Reiter, Doris ; Grodecka-Grad, Anna ; Axt, Vollrath M. ; Machnikowski, Paweł ; Kuhn, Tilmann:
Influence of acoustic phonons on the optical control of quantum dots driven by adiabatic rapid passage.
In: Physical Review B. Vol. 85 (2012) Issue 12 . - Art.Nr. 121302(R), 4 S..
DOI: https://doi.org/10.1103/PhysRevB.85.121302

Glässl, Martin ; Sörgel, L. ; Vagov, Alexei ; Croitoru, Mikhail D. ; Kuhn, Tilmann ; Axt, Vollrath M.:
Interaction of a quantum-dot cavity system with acoustic phonons : Stronger light-matter coupling can reduce the visibility of strong coupling effects.
In: Physical Review B. Vol. 86 (2012) Issue 3 . - Art.Nr. 035319, 5 S..
DOI: https://doi.org/10.1103/PhysRevB.86.035319

Vagov, Alexei ; Glässl, Martin ; Croitoru, Mikhail D. ; Axt, Vollrath M. ; Machnikowski, Paweł ; Kuhn, Tilmann:
Laser driven dynamics of a quantum dot coupled to phonons : Dependence of the reappearance of Rabi rotations on the pulse length and shape.
In: Physica Status Solidi C. Vol. 9 (2012) Issue 5 . - pp. 1281-1283.
DOI: https://doi.org/10.1002/pssc.201100107

Papenkort, Thomas ; Axt, Vollrath M. ; Kuhn, Tilmann:
Optical excitation of squeezed longitudinal optical phonon states in an electrically biased quantum well.
In: Physical Review B. Vol. 85 (2012) Issue 23 . - Art.Nr. 235317, 5 S..
DOI: https://doi.org/10.1103/PhysRevB.85.235317

Reiter, Doris ; Lüker, Sebastian ; Gawarecki, Krzysztof ; Grodecka-Grad, Anna ; Machnikowski, Paweł ; Axt, Vollrath M. ; Kuhn, Tilmann:
Phonon Effects on Population Inversion in Quantum Dots : Resonant, Detuned and Frequency-Swept Excitations.
In: Acta Physica Polonica A. Vol. 122 (2012) Issue 6 . - pp. 1065-1068.
DOI: https://doi.org/10.12693/APhysPolA.122.1065

Glässl, Martin ; Axt, Vollrath M.:
Polarization dependence of phonon influences in exciton-biexciton quantum dot systems.
In: Physical Review B. Vol. 86 (2012) Issue 24 . - Art.Nr. 245306, 10 S..
DOI: https://doi.org/10.1103/PhysRevB.86.245306

Thurn, Christoph ; Axt, Vollrath M.:
Quantum kinetic description of spin transfer in diluted magnetic semiconductors.
In: Physical Review B. Vol. 85 (2012) Issue 16 . - Art.Nr. 165203, 17 S..
DOI: https://doi.org/10.1103/PhysRevB.85.165203

Reiter, Doris ; Axt, Vollrath M. ; Kuhn, Tilmann:
Spectral characteristics and dynamics of a light hole type quantum dot doped with a single Mn atom.
In: Physica Status Solidi C. Vol. 9 (2012) Issue 5 . - pp. 1284-1287.
DOI: https://doi.org/10.1002/pssc.201100185

Reiter, Doris ; Kuhn, Tilmann ; Axt, Vollrath M.:
Spin switching in a Mn-doped quantum dot using the optical Stark effect.
In: Physical Review B. Vol. 85 (2012) Issue 4 . - Art.Nr. 045308, 5 S..
DOI: https://doi.org/10.1103/PhysRevB.85.045308

Vagov, Alexei ; Shanenko, A. A. ; Milošević, M. V. ; Axt, Vollrath M. ; Peeters, F. M.:
Two-band superconductors : Extended Ginzburg-Landau formalism by a systematic expansion in small deviation from the critical temperature.
In: Physical Review B. Vol. 86 (2012) Issue 14 . - Art.Nr. 144514, 13 S..
DOI: https://doi.org/10.1103/PhysRevB.86.144514

2011

Reiter, Doris ; Kuhn, Tilmann ; Axt, Vollrath M.:
Coherent control of a single Mn spin in a quantum dot via optical manipulation of the light hole exciton.
In: Physical Review B. Vol. 83 (2011) Issue 15 . - Art.Nr. 155322, 8 S..
DOI: https://doi.org/10.1103/PhysRevB.83.155322

Vagov, Alexei ; Croitoru, Mikhail D. ; Axt, Vollrath M. ; Machnikowski, Paweł ; Kuhn, Tilmann:
Dynamics of quantum dots with strong electron phonon coupling : Correlation expansion vs. path integrals.
In: Physica Status Solidi B. Vol. 248 (2011) Issue 4 . - pp. 839-842.
DOI: https://doi.org/10.1002/pssb.201000842

Reiter, Doris ; Wigger, Daniel ; Daniels, J. M. ; Papenkort, Thomas ; Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann:
Fluctuation properties of phonons generated by ultrafast optical excitation of a quantum dot.
In: Physica Status Solidi B. Vol. 248 (2011) Issue 4 . - pp. 825-828.
DOI: https://doi.org/10.1002/pssb.201000783

Reiter, Doris ; Wigger, Daniel ; Axt, Vollrath M. ; Kuhn, Tilmann:
Generation and dynamics of phononic cat states after optical excitation of a quantum dot.
In: Physical Review B. Vol. 84 (2011) Issue 19 . - Art.Nr. 195327, 10 S..
DOI: https://doi.org/10.1103/PhysRevB.84.195327

Papenkort, Thomas ; Kuhn, Tilmann ; Axt, Vollrath M.:
Generation of coherent LO phonons in optically driven biased quantum wells.
In: Physica Status Solidi C. Vol. 8 (2011) Issue 4 . - pp. 1121-1124.
DOI: https://doi.org/10.1002/pssc.201000823

Glässl, Martin ; Croitoru, Mikhail D. ; Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann:
Influence of the pulse shape and the dot size on the decay and reappearance of Rabi rotations in laser driven quantum dots.
In: Physical Review B. Vol. 84 (2011) Issue 12 . - Art.Nr. 125304, 7 S..
DOI: https://doi.org/10.1103/PhysRevB.84.125304

Glässl, Martin ; Vagov, Alexei ; Lüker, Sebastian ; Reiter, Doris ; Croitoru, Mikhail D. ; Machnikowski, Paweł ; Axt, Vollrath M. ; Kuhn, Tilmann:
Long-time dynamics and stationary nonequilibrium of an optically driven strongly confined quantum dot coupled to phonons.
In: Physical Review B. Vol. 84 (2011) Issue 19 . - Art.Nr. 195311, 8 S..
DOI: https://doi.org/10.1103/PhysRevB.84.195311

Croitoru, Mikhail D. ; Shanenko, A. A. ; Peeters, F. M. ; Axt, Vollrath M.:
Parity-fluctuation induced enlargement of the ratio ΔE/kBTc in metallic grains.
In: Physical Review B. Vol. 84 (2011) Issue 21 . - Art.Nr. 214518, 12 S..
DOI: https://doi.org/10.1103/PhysRevB.84.214518

Daniels, J. M. ; Papenkort, Thomas ; Reiter, Doris ; Kuhn, Tilmann ; Axt, Vollrath M.:
Quantum kinetics of squeezed lattice displacement generated by phonon down conversion.
In: Physical Review B. Vol. 84 (2011) Issue 16 . - Art.Nr. 165310, 8 S..
DOI: https://doi.org/10.1103/PhysRevB.84.165310

Vagov, Alexei ; Croitoru, Mikhail D. ; Glässl, Martin ; Axt, Vollrath M. ; Kuhn, Tilmann:
Real-time path integrals for quantum dots : Quantum dissipative dynamics with superohmic environment coupling.
In: Physical Review B. Vol. 83 (2011) Issue 9 . - Art.Nr. 094303, 12 S..
DOI: https://doi.org/10.1103/PhysRevB.83.094303

Kaiser, Benjamin ; Vagov, Alexei ; Axt, Vollrath M. ; Pietsch, U.:
Ultrafast photoionization dynamics at high laser intensities in the xuv regime.
In: Physical Review A. Vol. 84 (2011) Issue 4 . - Art.Nr. 043431, 9 S..
DOI: https://doi.org/10.1103/PhysRevA.84.043431

2010

Reiter, Doris ; Hemmert, G. ; Kuhn, Tilmann ; Axt, Vollrath M. ; Machnikowski, Paweł:
All-optical spin switching in neutral or charged magnetic quantum dots.
In: Journal of Physics: Conference Series. Vol. 210 (2010) Issue 1 . - Art.Nr. 012004, 4 S..
DOI: https://doi.org/10.1088/1742-6596/210/1/012004

Huneke, Jan ; Kuhn, Tilmann ; Axt, Vollrath M.:
Detecting strain wave propagation through quantum dots by pump-probe spectroscopy : A theoretical analysis.
In: Journal of Physics: Conference Series. Vol. 210 (2010) Issue 1 . - Art.Nr. 012013, 4 S..
DOI: https://doi.org/10.1088/1742-6596/210/1/012013

Reiter, Doris ; Axt, Vollrath M. ; Kuhn, Tilmann:
Fast preparation and detection of Mn spin states in a magnetically doped quantum dot.
In: Journal of Physics: Conference Series. Vol. 245 (2010) Issue 1 . - Art.Nr. 012033, 4 S..
DOI: https://doi.org/10.1088/1742-6596/245/1/012033

Papenkort, Thomas ; Kuhn, Tilmann ; Axt, Vollrath M.:
Interplay between coherent and incoherent phonons in optically excited biased quantum wells.
In: Journal of Physics: Conference Series. Vol. 210 (2010) Issue 1 . - Art.Nr. 012054, 4 S..
DOI: https://doi.org/10.1088/1742-6596/210/1/012054

Sauer, S. ; Daniels, J. M. ; Reiter, Doris ; Kuhn, Tilmann ; Vagov, Alexei ; Axt, Vollrath M.:
Lattice Fluctuations at a Double Phonon Frequency with and without Squeezing : An Exactly Solvable Model of an Optically Excited Quantum Dot.
In: Physical Review Letters. Vol. 105 (2010) Issue 15 . - Art.Nr. 157401, 4 S..
DOI: https://doi.org/10.1103/PhysRevLett.105.157401

Reiter, Doris ; Kuhn, Tilmann ; Axt, Vollrath M.:
Optically controlled spin dynamics in a magnetically doped quantum dot.
In: Slavcheva, Gabriela ; Roussignol, Philippe (ed.): Optical Generation and Control of Quantum Coherence in Semiconductor Nanostructures. - Heidelberg : Springer, 2010 . - pp. 131-150 . - (NanoScience and Technology )
DOI: https://doi.org/10.1007/978-3-642-12491-4_7

Papenkort, Thomas ; Kuhn, Tilmann ; Axt, Vollrath M.:
Resonant generation of coherent LO phonons by charge oscillations in a biased quantum well.
In: Physical Review B. Vol. 81 (2010) Issue 20 . - Art.Nr. 205320, 7 S..
DOI: https://doi.org/10.1103/PhysRevB.81.205320

Roszak, Katarzyna ; Machnikowski, Paweł ; Axt, Vollrath M. ; Kuhn, Tilmann:
Spin decoherence of a confined exciton due to one‐ and two‐phonon assisted transitions.
In: Caldas, Marília J. ; Studart, Nelson (ed.): Physics of semiconductors. - Melville, NY : American Inst. of Physics, 2010 . - pp. 413-414 . - (AIP Conference Proceedings ; 1199 )
DOI: https://doi.org/10.1063/1.3295479

Huneke, Jan ; Kuhn, Tilmann ; D'Amico, I. ; Axt, Vollrath M.:
A Theoretical Analysis of Instantaneous Coulomb Renormalizations in a Single Quantum Dot Pump-Probe Experiment.
In: Journal of Physics: Conference Series. Vol. 245 (2010) Issue 1 . - Art.Nr. 012025, 4 S..
DOI: https://doi.org/10.1088/1742-6596/245/1/012025

Axt, Vollrath M. ; Reiter, Doris ; Kuhn, Tilmann:
Ultrafast dynamics and optical spin-control in single magnetic quantum dots.
In: Song, Jin-Joo ; Tsen, Kong-Thon ; Betz, Markus ; Elezzabi, Abdulhakem Y. (ed.): Ultrafast phenomena in semiconductors and nanostructure materials XIV. - Bellingham, Wash. : SPIE, 2010 . - Art.Nr. 76000R, 12 S. . - (Proceedings of SPIE ; 7600 )
DOI: https://doi.org/10.1117/12.840032

2009

Reiter, Doris ; Kuhn, Tilmann ; Axt, Vollrath M.:
All-Optical Spin Manipulation of a Single Manganese Atom in a Quantum Dot.
In: Physical Review Letters. Vol. 102 (2009) Issue 17 . - Art.Nr. 177403, 4 S..
DOI: https://doi.org/10.1103/PhysRevLett.102.177403

Reiter, Doris ; Kuhn, Tilmann ; Axt, Vollrath M. ; Machnikowski, Paweł:
Dynamics of a single Mn spin in a quantum dot : The role of magnetic fields in Faraday and Voigt geometry.
In: Journal of Physics: Conference Series. Vol. 193 (2009) Issue 1 . - Art.Nr. 012101.
DOI: https://doi.org/10.1088/1742-6596/193/1/012101

Roszak, Katarzyna ; Machnikowski, Paweł ; Axt, Vollrath M. ; Kuhn, Tilmann:
Exciton spin decay in quantum dots : single and double phonon assisted transitions.
In: Physica Status Solidi C. Vol. 6 (2009) Issue 2 . - pp. 537-541.
DOI: https://doi.org/10.1002/pssc.200880325

Reiter, Doris ; Sauer, S. ; Huneke, Jan ; Papenkort, Thomas ; Kuhn, Tilmann ; Vagov, Alexei ; Axt, Vollrath M.:
Generation of squeezed phonon states by optical excitation of a quantum dot.
In: Journal of Physics: Conference Series. Vol. 193 (2009) Issue 1 . - Art.Nr. 012121, 4 S..
DOI: https://doi.org/10.1088/1742-6596/193/1/012121

Huneke, Jan ; Kuhn, Tilmann ; Axt, Vollrath M. ; Machnikowski, Paweł:
Impact of traveling phonon wave packets on the optical response of quantum dots.
In: Physica Status Solidi C. Vol. 6 (2009) Issue 2 . - pp. 479-482.
DOI: https://doi.org/10.1002/pssc.200880336

Vogel, M. ; Vagov, Alexei ; Axt, Vollrath M. ; Seilmeier, Alois ; Kuhn, Tilmann:
Intersubband dynamics of spin polarized carriers.
In: Journal of Physics: Conference Series. Vol. 193 (2009) Issue 1 . - Art.Nr. 012098, 4 S..
DOI: https://doi.org/10.1088/1742-6596/193/1/012098

Papenkort, Thomas ; Kuhn, Tilmann ; Axt, Vollrath M.:
Nonequilibrium dynamics and coherent control of BCS superconductors driven by ultrashort THz pulses.
In: Journal of Physics: Conference Series. Vol. 193 (2009) Issue 1 . - Art.Nr. 012050, 4 Seiten.
DOI: https://doi.org/10.1088/1742-6596/193/1/012050

Kuhn, Tilmann ; Reiter, Doris ; Axt, Vollrath M.:
Optical control of the spin state in a semimagnetic quantum dot.
In: Physica Status Solidi B. Vol. 246 (2009) Issue 2 . - pp. 315-319.
DOI: https://doi.org/10.1002/pssb.200880335

Thurn, Christoph ; Axt, Vollrath M. ; Winter, Andreas ; Pascher, H. ; Krenn, H. ; Liu, X. ; Furdyna, J. K. ; Wojtowicz, T.:
Origin of resonance structures in magneto-optical spectra of InSb and In₁-ₓMnₓSb.
In: Physical Review B. Vol. 80 (2009) Issue 19 . - Art.Nr. 195210, 9 S..
DOI: https://doi.org/10.1103/PhysRevB.80.195210

Reiter, Doris ; Axt, Vollrath M. ; Kuhn, Tilmann:
Spin control by ultra short laser pulses in a Mn doped quantum dot.
In: Physica Status Solidi B. Vol. 246 (2009) Issue 4 . - pp. 779-783.
DOI: https://doi.org/10.1002/pssb.200880622

Vogel, M. ; Vagov, Alexei ; Axt, Vollrath M. ; Seilmeier, Alois ; Kuhn, Tilmann:
Spin-sensitive intersubband dynamics of optically generated carriers in semiconductor quantum wells.
In: Physical Review B. Vol. 80 (2009) Issue 15 . - Art.Nr. 155310, 7 S..
DOI: https://doi.org/10.1103/PhysRevB.80.155310

Papenkort, Thomas ; Kuhn, Tilmann ; Axt, Vollrath M.:
Ultrafast coherent dynamics in optically driven BCS systems.
In: Physica Status Solidi B. Vol. 246 (2009) Issue 2 . - pp. 325-328.
DOI: https://doi.org/10.1002/pssb.200880317

2008

Kuhn, Tilmann ; Reiter, Doris ; Axt, Vollrath M.:
Coherent control of carrier capture and wave front dynamics in homogeneously excited quantum wire-dot systems.
In: Physica Status Solidi C. Vol. 5 (2008) Issue 1 . - pp. 347-350.
DOI: https://doi.org/10.1002/pssc.200776518

Papenkort, Thomas ; Kuhn, Tilmann ; Axt, Vollrath M.:
Coherent control of the gap dynamics of BCS superconductors in the nonadiabatic regime.
In: Physical Review B. Vol. 78 (2008) Issue 13 . - No. 132505, 4 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.78.132505

Roszak, Katarzyna ; Axt, Vollrath M. ; Kuhn, Tilmann ; Machnikowski, Paweł:
Erratum: Exciton spin decay in quantum dots to bright and dark states Phys. Rev. B 76, 195324 (2007).
In: Physical Review B. Vol. 77 (2008) Issue 24 . - p. 249905. - No. 249905, 1 Seite.
DOI: https://doi.org/10.1103/PhysRevB.77.249905

Huneke, Jan ; Krügel, A. ; Kuhn, Tilmann ; Vagov, Alexei ; Axt, Vollrath M.:
Impact of strain waves traveling across a quantum dot on the optical response of the dot : Distinction between strain waves of different origin.
In: Physical Review B. Vol. 78 (2008) Issue 8 . - No. 085316, 8 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.78.085316

Volltext
Roszak, Katarzyna ; Machnikowski, Paweł ; Axt, Vollrath M. ; Kuhn, Tilmann:
One and two phonon assisted transitions between exciton spin states in a quantum dot.
In: Acta Physica Polonica A. Vol. 114 (2008) Issue 5 . - pp. 1329-1335.
DOI: https://doi.org/10.12693/APhysPolA.114.1329

Vagov, Alexei ; Croitoru, Mikhail D. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Peeters, F. M.:
Real time path integrals in studies of quantum dots dynamics: Non-monotonous decay rate and reappearance of Rabi rotations.
In: Janke, Wolfhard ; Pelster, Axel (ed.): Path integrals : new trends and perspectives. - Singapore : World Scientific, 2008 . - pp. 57-62
DOI: https://doi.org/10.1142/9789812837271_0007

Volltext
Bohlius, Stefan:
The Rosensweig instability in isotropic magnetic gels.
Bayreuth , 2008
( Doctoral thesis, 2008 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

2007

Papenkort, Thomas ; Axt, Vollrath M. ; Kuhn, Tilmann:
Coherent dynamics and pump-probe spectra of BCS superconductors.
In: Physical Review B. Vol. 76 (2007) . - No. 224522, 7 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.76.224522

Krügel, A. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Vagov, Alexei:
Combined influence of Coulomb, exchange and phonon couplings on the line shape of quantum dot spectra.
In: Jantsch, Wolfgang ; Schäffler, Friedrich (ed.): Physics of Semiconductors, 28th International Conference on the Physics of Semiconductors (ICPS 2006), Vienna, Austria, 24 -28 July 2006. Vol. 2. - Melville, New York : American Institute of Physics (AIP), 2007 . - pp. 989-990 . - (AIP Conference Proceedings ; 893 )
DOI: https://doi.org/10.1063/1.2730227

Roszak, Katarzyna ; Axt, Vollrath M. ; Kuhn, Tilmann ; Machnikowski, Paweł:
Exciton spin decay in quantum dots to bright and dark states.
In: Physical Review B. Vol. 76 (2007) Issue 19 . - No.195324, 6 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.76.195324

Krügel, A. ; Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann:
Monitoring the buildup of the quantum dot polaron : Pump-probe and four-wave mixing spectra from excitons and biexcitons in semiconductor quantum dots.
In: Physical Review B. Vol. 76 (2007) Issue 19 . - No. 195302, 11 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.76.195302

Vagov, Alexei ; Croitoru, Mikhail D. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Peeters, F. M.:
Nonmonotonic Field Dependence of Damping and Reappearance of Rabi Oscillations in Quantum Dots.
In: Physical Review Letters. Vol. 98 (2007) Issue 22 . - No. 227403, 4 Seiten.
DOI: https://doi.org/10.1103/PhysRevLett.98.227403

Machnikowski, Paweł ; Axt, Vollrath M. ; Kuhn, Tilmann:
Quantum-information encoding in dressed qubits.
In: Physical Review A. Vol. 75 (2007) Issue 5 . - No. 052330, 10 Seiten.
DOI: https://doi.org/10.1103/PhysRevA.75.052330

Reiter, Doris ; Glanemann, Markus ; Axt, Vollrath M. ; Kuhn, Tilmann:
Spatiotemporal dynamics in optically excited quantum wire-dot systems : Capture, escape, and wave-front dynamics.
In: Physical Review B. Vol. 75 (2007) Issue 20 . - No. 205327, 9 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.75.205327

Reiter, Doris ; Axt, Vollrath M. ; Kuhn, Tilmann:
Spatiotemporal dynamics of charge carriers in quantum dot‐wire systems following delocalized optical excitations.
In: Jantsch, Wolfgang ; Schäffler, Friedrich (ed.): Physics of Semiconductors, 28th International Conference on the Physics of Semiconductors (ICPS 2006), Vienna, Austria, 24 -28 July 2006. Vol. 2. - Melville, New York : American Institute of Physics (AIP), 2007 . - pp. 1005-1006 . - (AIP Conference Proceedings ; 893 )
DOI: https://doi.org/10.1063/1.2730235

2006

Krügel, A. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Back action of nonequilibrium phonons on the optically induced dynamics in semiconductor quantum dots.
In: Physical Review B. Vol. 73 (2006) Issue 3 . - No. 035302, 9 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.73.035302

Volltext
Reiter, Doris ; Axt, Vollrath M. ; Kuhn, Tilmann:
Capture-induced quantum dot coherences controlled by traveling wave packets of different spatial extension.
In: Frontiers in Optics 2006 : Technical digest. - Washington, DC : Optical Society of America, 2006 . - CD-ROM, Eintrag FTh04
DOI: https://doi.org/10.1364/FIO.2006.FThO4

Voss, Tobias ; Rückmann, Ilja ; Gutowski, Jürgen ; Axt, Vollrath M. ; Kuhn, Tilmann:
Coherent control of exciton–biexciton beats : direction selectivity of four-wave-mixing signals in experiment and microscopic theory.
In: Physica Status Solidi B. Vol. 243 (2006) Issue 10 . - pp. 2410-2413.
DOI: https://doi.org/10.1002/pssb.200668068

Voss, Tobias ; Rückmann, Ilja ; Gutowski, Jürgen ; Axt, Vollrath M. ; Kuhn, Tilmann:
Coherent control of the exciton and exciton-biexciton transitions in the generation of nonlinear wave-mixing signals in a semiconductor quantum well.
In: Physical Review B. Vol. 73 (2006) Issue 11 . - No. 115311, 10 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.73.115311

Krügel, A. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Vagov, Alexei ; Peeters, F. M.:
Coherent nonlinear optical response of excitons and biexcitons in quantum dots coupled to phonons.
In: Physica Status Solidi B. Vol. 243 (2006) Issue 10 . - pp. 2241-2246.
DOI: https://doi.org/10.1002/pssb.200668034

Reiter, Doris ; Glanemann, Markus ; Axt, Vollrath M. ; Kuhn, Tilmann:
Control of capture-induced coherences in wave packet transport through nanostructures.
In: Physica Status Solidi B. Vol. 243 (2006) Issue 10 . - pp. 2297-2301.
DOI: https://doi.org/10.1002/pssb.200668051

Reiter, Doris ; Glanemann, Markus ; Axt, Vollrath M. ; Kuhn, Tilmann:
Controlling the capture dynamics of traveling wave packets into a quantum dot.
In: Physical Review B. Vol. 73 (2006) Issue 12 . - No. 125334, 10 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.73.125334

Machnikowski, Paweł ; Axt, Vollrath M. ; Kuhn, Tilmann ; Jacak, L.:
Exploiting the non-Markovian nature of carrier-phonon dynamics : Multi-pulse control of decoherence in quantum dots.
In: Saraniti, Marco ; Ravaioli, U. (ed.): Nonequilibrium carrier dynamics in semiconductors : proceedings of the 14th international conference, July 25 - 29, 2005, Chicago, USA. - Berlin : Springer, 2006 . - pp. 49-53 . - (Springer Proceedings in Physics ; 110 )
DOI: https://doi.org/10.1007/978-3-540-36588-4_12

Vagov, Alexei ; Croitoru, Mikhail D. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Peeters, F. M.:
High pulse area undamping of Rabi oscillations in quantum dots coupled to phonons.
In: Physica Status Solidi B. Vol. 243 (2006) Issue 10 . - pp. 2233-2240.
DOI: https://doi.org/10.1002/pssb.200668029

Kuhn, Tilmann ; Krummheuer, B. ; Axt, Vollrath M.:
Influence of surfaces on the pure dephasing of quantum dots.
In: Saraniti, Marco ; Ravaioli, U. (ed.): Nonequilibrium carrier dynamics in semiconductors : proceedings of the 14th international conference, July 25 - 29, 2005, Chicago, USA. - Berlin : Springer, 2006 . - pp. 45-48 . - (Springer Proceedings in Physics ; 110 )
DOI: https://doi.org/10.1007/978-3-540-36588-4_11

Stufler, S. ; Machnikowski, Paweł ; Ester, P. ; Bichler, M. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Zrenner, A.:
Two-photon Rabi oscillations in a single InxGa1−xAs∕GaAs quantum dot.
In: Physical Review B. Vol. 73 (2006) Issue 12 . - p. 125304. - No. 125304, 7 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.73.125304

2005

Voss, Tobias ; Breunig, Hans Georg ; Rückmann, Ilja ; Gutowski, Jürgen ; Axt, Vollrath M. ; Kuhn, Tilmann:
Coherent control of the exciton-biexciton system demonstrated in four-wave-mixing experiments.
In: Menéndez, José ; van de Walle, Chris G. (ed.): Physics of Semiconductors : 27th International Conference on the Physics of Semiconductors (ICPS-27), Flagstaff, Arizona, 26 -30 July 2004. Vol. 2. - Melville, New York : American Institute of Physics (AIP), 2005 . - pp. 1242-1243 . - (AIP Conference Proceedings ; 772 )
DOI: https://doi.org/10.1063/1.1994563

Krummheuer, B. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Coupled polarization and acoustic-phonon dynamics after optical excitation of quantum dots near surfaces.
In: Physical Review B. Vol. 72 (2005) Issue 24 . - p. 245336. - No. 245336, 11 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.72.245336

Lohmeyer, Henning ; Axt, Vollrath M. ; Kuhn, Tilmann:
Electron-phonon quantum kinetics beyond the second-order Born approximation.
In: Menéndez, José ; van de Walle, Chris G. (ed.): Physics of Semiconductors : 27th International Conference on the Physics of Semiconductors (ICPS-27), Flagstaff, Arizona, 26 -30 July 2004. Vol. 2. - Melville, New York : American Institute of Physics (AIP), 2005 . - pp. 907-908 . - (AIP Conference Proceedings ; 772 )
DOI: https://doi.org/10.1063/1.1994401

Axt, Vollrath M. ; Wühr, J. ; Kuhn, Tilmann:
Mixing of discrete and continuum excitations induced by nonperturbative Coulomb‐correlations.
In: Menéndez, José ; van de Walle, Chris G. (ed.): Physics of Semiconductors : 27th International Conference on the Physics of Semiconductors (ICPS-27), Flagstaff, Arizona, 26 -30 July 2004. Vol. 2. - Melville, New York : American Institute of Physics (AIP), 2005 . - pp. 883-884 . - (AIP Conference Proceedings ; 772 )
DOI: https://doi.org/10.1063/1.1994389

Axt, Vollrath M. ; Kuhn, Tilmann ; Vagov, Alexei ; Borri, P. ; Langbein, W. ; Woggon, U.:
Observation of an unusual temperature dependence of the initial decoherence time in quantum dots.
In: Physica Status Solidi C. Vol. 2 (2005) Issue 8 . - pp. 3167-3170.
DOI: https://doi.org/10.1002/pssc.200460779

Axt, Vollrath M. ; Vagov, Alexei ; Krummheuer, B. ; Kuhn, Tilmann ; Machnikowski, Paweł ; Krasnyj, J. ; Jacak, L.:
Phonon-induced decoherence in semiconductor quantum dots.
In: Rossi, Fausto (ed.): Semiconductor Macroatoms : Basic Physics and Quantum-Device Applications. - London : Imperial College Press, 2005 . - pp. 221-248
DOI: https://doi.org/10.1142/9781860947353_0006

Axt, Vollrath M. ; Kuhn, Tilmann ; Vagov, Alexei ; Peeters, F. M.:
Phonon-induced pure dephasing in exciton-biexciton quantum dot systems driven by ultrafast laser pulse sequences.
In: Physical Review B. Vol. 72 (2005) Issue 12 . - No. 125309, 15 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.72.125309

Krummheuer, B. ; Axt, Vollrath M. ; Kuhn, Tilmann ; D'Amico, I. ; Rossi, F.:
Pure dephasing and phonon dynamics in GaAs- and GaN-based quantum dot structures : Interplay between material parameters and geometry.
In: Physical Review B. Vol. 71 (2005) Issue 23 . - No. 235329, 13 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.71.235329

Axt, Vollrath M. ; Machnikowski, Paweł ; Kuhn, Tilmann:
Reducing decoherence of the confined exciton state in a quantum dot by pulse-sequence control.
In: Physical Review B. Vol. 71 (2005) Issue 15 . - No. 155305, 9 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.71.155305

Krügel, A. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Machnikowski, Paweł ; Vagov, Alexei:
The role of acoustic phonons for Rabi oscillations in semiconductor quantum dots.
In: Applied Physics B. Vol. 81 (2005) Issue 7 . - pp. 897-904.
DOI: https://doi.org/10.1007/s00340-005-1984-1

Glanemann, Markus ; Axt, Vollrath M. ; Kuhn, Tilmann:
Transport of a wave packet through nanostructures : Quantum kinetics of carrier capture processes.
In: Physical Review B. Vol. 72 (2005) Issue 4 . - No. 045354, 13 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.72.045354

Volltext
Axt, Vollrath M.:
Unusual properties and control of the initial decoherence in quantum dots.
In: 2005 Quantum Electronics and Laser Science Conference (QELS 2005). - Washington, DC : Optical Society of America, 2005 . - pp. 537-539
DOI: https://doi.org/10.1109/QELS.2005.1548844

2004

Axt, Vollrath M.:
Coherent manipulation of biexcitonic transitions and other two-pair correlations.
In: Semiconductor Science and Technology. Vol. 19 (2004) Issue 4 . - S215-S219.
DOI: https://doi.org/10.1088/0268-1242/19/4/073

Axt, Vollrath M. ; Kuhn, Tilmann ; Haase, B. ; Neukirch, U. ; Gutowski, Jürgen:
Estimating the Memory Time Induced by Exciton-Exciton Scattering.
In: Physical Review Letters. Vol. 93 (2004) Issue 12 . - No. 127402, 4 Seiten.
DOI: https://doi.org/10.1103/PhysRevLett.93.127402

Axt, Vollrath M. ; Kuhn, Tilmann:
Femtosecond spectroscopy in semiconductors : a key to coherences, correlations and quantum kinetics.
In: Reports on Progress in Physics. Vol. 67 (2004) Issue 4 . - pp. 433-512.
DOI: https://doi.org/10.1088/0034-4885/67/4/R01

Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann ; Langbein, W. ; Borri, P. ; Woggon, U.:
Nonmonotonous temperature dependence of the initial decoherence in quantum dots.
In: Physical Review B. Vol. 70 (2004) Issue 20 . - No. 201305(R), 4 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.70.201305

Wühr, J. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Nonperturbative Coulomb correlations generated by simultaneous excitation of excitonic and band-to-band continuum transitions.
In: Physical Review B. Vol. 70 (2004) Issue 15 . - No. 155203, 9 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.70.155203

Glanemann, Markus ; Axt, Vollrath M. ; Kuhn, Tilmann:
Thermal escape and capture processes in quantum wire–dot structures.
In: Semiconductor Science and Technology. Vol. 19 (2004) Issue 4 . - S229-S231.
DOI: https://doi.org/10.1088/0268-1242/19/4/077

Krummheuer, B. ; Vagov, Alexei ; Kuhn, Tilmann ; Glanemann, Markus ; Axt, Vollrath M. ; D'Amico, I. ; Rossi, F.:
Ultrafast carrier and phonon dynamics in GaAs and GaN quantum dots.
In: Semiconductor Science and Technology. Vol. 19 (2004) Issue 4 . - S31-S33.
DOI: https://doi.org/10.1088/0268-1242/19/4/012

2003

Axt, Vollrath M. ; Krummheuer, B. ; Vagov, Alexei ; Kuhn, Tilmann:
Analytical results for nonlinear optical signals from quantum dots coupled to phonons.
In: Physica Status Solidi B. Vol. 238 (2003) Issue 3 . - pp. 581-588.
DOI: https://doi.org/10.1002/pssb.200303175

Glanemann, Markus ; Axt, Vollrath M. ; Kuhn, Tilmann:
Creation of oscillating electronic wave packets in a quantum dot by capture processes.
In: Physica Status Solidi C. (2003) Issue 5 . - pp. 1523-1526.
DOI: https://doi.org/10.1002/pssc.200303222

Wühr, J. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Dynamics of two-pair correlations induced by simultaneous excitation of excitonic and band-to-band continuum transitions.
In: Physica Status Solidi B. Vol. 238 (2003) Issue 3 . - pp. 556-560.
DOI: https://doi.org/10.1002/pssb.200303189

Herbst, M. ; Glanemann, Markus ; Axt, Vollrath M. ; Kuhn, Tilmann:
Electron-phonon quantum kinetics for spatially inhomogeneous excitations.
In: Physical Review B. Vol. 67 (2003) Issue 19 . - No. 195305, 18 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.67.195305

Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann:
Impact of pure dephasing on the nonlinear optical response of single quantum dots and dot ensembles.
In: Physical Review B. Vol. 67 (2003) Issue 11 . - No. 115338, 16 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.67.115338

Wolterink, T. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Importance of exchange contributions to scattering and screening in the quantum kinetic regime.
In: Long, A. R. ; Davies, J. H. (ed.): Physics of semiconductors 2002 : proceedings of the 26th International Conference on the Physics of Semiconductors held in Edinburgh, UK, 29 July - 2 August 2002. - Bristol : Institute of Physics, 2003 . - CD-ROM, Eintrag P84 . - (Institute of Physics Conference Series ; 171 )

Breunig, Hans Georg ; Voss, Tobias ; Rückmann, Ilja ; Gutowski, Jürgen ; Axt, Vollrath M. ; Kuhn, Tilmann:
Influence of higher Coulomb correlations on optical coherent-control signals from a ZnSe quantum well.
In: Journal of the Optical Society of America B. Vol. 20 (2003) Issue 8 . - pp. 1769-1779.
DOI: https://doi.org/10.1364/JOSAB.20.001769

Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann:
Non-perturbative treatment of quantum dots coupled to light and phonons.
In: Physica E. Vol. 17 (2003) . - 11 - 14.
DOI: https://doi.org/10.1016/S1386-9477(02)00704-X

Axt, Vollrath M. ; Krummheuer, B. ; Vagov, Alexei ; Kuhn, Tilmann:
Pure dephasing in the linear and nonlinear optical response of quantum dots.
In: Long, A. R. ; Davies, J. H. (ed.): Physics of semiconductors 2002 : proceedings of the 26th International Conference on the Physics of Semiconductors held in Edinburgh, UK, 29 July - 2 August 2002. - Bristol : Institute of Physics, 2003 . - CD-ROM, Eintrag R2.2 . - (Institute of Physics Conference Series ; 171 )

Kuhn, Tilmann ; Glanemann, Markus ; Axt, Vollrath M.:
Quantum Control of Capture Processes into Localized States of a Quantum Dot.
In: Journal of Computational Electronics. Vol. 2 (2003) Issue 2-4 . - pp. 263-267.
DOI: https://doi.org/10.1023/B:JCEL.0000011435.22444.3a

Wolterink, T. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Role of exchange interaction in Coulomb quantum kinetics.
In: Physical Review B. Vol. 67 (2003) Issue 11 . - No. 115311, 7 Seiten.
DOI: https://doi.org/10.1103/PhysRevB.67.115311

Voss, Tobias ; Breunig, Hans Georg ; Rückmann, Ilja ; Gutowski, J. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Signatures of high-order Coulomb correlations in coherently controlled four- and six-wave-mixing experiments on a ZnSe quantum well.
In: Long, A. R. ; Davies, J. H. (ed.): Physics of semiconductors 2002 : proceedings of the 26th International Conference on the Physics of Semiconductors held in Edinburgh, UK, 29 July - 2 August 2002. - Bristol : Institute of Physics, 2003 . - 1 CD-ROM, Eintrag H92 . - (Institute of Physics Conference Series ; 171 )

2002

Siantidis, K. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Dynamics of exciton formation for near band-gap excitations.
In: Physical Review B. Vol. 65 (January 2002) Issue 3 . - Eintrag 035303 (15 Seiten).
DOI: https://doi.org/10.1103/PhysRevB.65.035303

Voss, Tobias ; Breunig, Hans Georg ; Rückmann, Ilja ; Gutowski, J. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Biexcitonic effects in the coherent control of the excitonic polarization detected in six-wave-mixing signals.
In: Physical Review B. Vol. 66 (2002) . - No. 155301.
DOI: https://doi.org/10.1103/PhysRevB.66.155301

Axt, Vollrath M. ; Kuhn, Tilmann ; Stahl, Arne:
Coherent Description of Coulomb Scattering in Semiconductor Optics.
In: Physica Status Solidi B. Vol. 234 (2002) Issue 1 . - pp. 368-377.
DOI: https://doi.org/10.1002/1521-3951(200211)234:1<368::AID-PSSB368>3.0.CO;2-3

Guenther, Tobias ; Lienau, Christoph ; Elsaesser, Thomas ; Glanemann, Markus ; Axt, Vollrath M. ; Kuhn, Tilmann ; Eshlaghi, Soheyla ; Wieck, Andreas D.:
Coherent Nonlinear Optical Response of Single Quantum Dots Studied by Ultrafast Near-Field Spectroscopy.
In: Physical Review Letters. Vol. 89 (2002) Issue 5 . - No. 057401.
DOI: https://doi.org/10.1103/PhysRevLett.89.057401

Wolterink, T. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Coulomb quantum kinetics beyond RPA and Born approximation.
In: Physica B. Vol. 314 (2002) Issue 1-4 . - 132 - 135.
DOI: https://doi.org/10.1016/S0921-4526(01)01373-4

Vagov, Alexei ; Axt, Vollrath M. ; Kuhn, Tilmann:
Electron-phonon dynamics in optically excited quantum dots : Exact solution for multiple ultrashort laser pulses.
In: Physical Review B. Vol. 66 (2002) Issue 16 . - No. 165312.
DOI: https://doi.org/10.1103/PhysRevB.66.165312

Guenther, Tobias ; Lienau, Christoph ; Elsaesser, Thomas ; Glanemann, Markus ; Axt, Vollrath M. ; Kuhn, Tilmann ; Eshlaghi, Soheyla ; Wieck, Andreas D.:
Erratum: Coherent Nonlinear Optical Response of Single Quantum Dots Studied by Ultrafast Near-Field Spectroscopy [Phys. Rev. Lett. 89, 057401 (2002)].
In: Physical Review Letters. Vol. 89 (2002) Issue 17 . - No. 179901, 1 Seite.
DOI: https://doi.org/10.1103/PhysRevLett.89.179901

Siantidis, K. ; Wolterink, T. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Formation of excitons from correlated electron–hole pairs.
In: Physica B. Vol. 314 (2002) Issue 1-4 . - 220 - 223.
DOI: https://doi.org/10.1016/S0921-4526(01)01393-X

Kuhn, Tilmann ; Glanemann, Markus ; Axt, Vollrath M.:
Quantum kinetics of carrier capture processes into a quantum dot.
In: Physica B. Vol. 314 (2002) Issue 1-4 . - 455 - 458.
DOI: https://doi.org/10.1016/S0921-4526(01)01437-5

Wühr, J. ; Axt, Vollrath M. ; Siantidis, K. ; Kuhn, Tilmann:
Signatures of Two-Pair Correlations after Simultaneous Excitation of Excitons and Free Electron–Hole Pairs in a Quantum Wire.
In: Physica Status Solidi A. Vol. 190 (2002) Issue 3 . - pp. 775-779.
DOI: https://doi.org/10.1002/1521-396X(200204)190:3<775::AID-PSSA775>3.0.CO;2-W

Siantidis, K. ; Axt, Vollrath M. ; Wühr, J. ; Kuhn, Tilmann:
Theory of Exciton Formation and Relaxation in Quantum Wires.
In: Physica Status Solidi A. Vol. 190 (2002) Issue 3 . - pp. 743-747.
DOI: https://doi.org/10.1002/1521-396X(200204)190:3<743::AID-PSSA743>3.0.CO;2-F

Krummheuer, B. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Theory of pure dephasing and the resulting absorption line shape in semiconductor quantum dots.
In: Physical Review B. Vol. 65 (2002) Issue 19 . - No. 195313.
DOI: https://doi.org/10.1103/PhysRevB.65.195313

2001

Axt, Vollrath M. ; Haase, B. ; Neukirch, U.:
Influence of Two-Pair Continuum Correlations Following Resonant Excitation of Excitons.
In: Physical Review Letters. Vol. 86 (May 2001) Issue 20 . - pp. 4620-4623.
DOI: https://doi.org/10.1103/PhysRevLett.86.4620

Axt, Vollrath M. ; Bolton, S. R. ; Neukirch, U. ; Sham, L. J. ; Chemla, D. S.:
Evidence of six-particle Coulomb correlations in six-wave-mixing signals from a semiconductor quantum well.
In: Physical Review B. Vol. 63 (March 2001) Issue 11 . - Eintrag 115303 (12 Seiten).
DOI: https://doi.org/10.1103/PhysRevB.63.115303

Volltext
Axt, Vollrath M. ; Haase, B.:
Correlated Coulomb quantum kinetics in optically excited semiconductors.
In: Asmontas, Steponas P. ; Gradauskas, Jonas (ed.): Optical organic and inorganic materials. - Bellingham, Wash. : SPIE, 2001 . - p. 184 . - (SPIE proceedings series ; 4415 )
DOI: https://doi.org/10.1117/12.425490

Volltext
Bolton, S. R. ; Neukirch, U. ; Chemla, D. S. ; Axt, Vollrath M. ; Sham, L. J.:
Sixth-order Coulomb correlations identified in a semiconductor single quantum well.
In: Quantum Electronics and Laser Science Conference 2001 : Postconference Technical Digest. - Washington, DC : Optical Society of America, 2001 . - p. 192 . - (Trends in optics and photonics series ; 57 )
DOI: https://doi.org/10.1109/QELS.2001.962054

2000

Axt, Vollrath M. ; Bartels, G. ; Haase, B. ; Meinertz, J. ; Neukirch, U. ; Gutowski, J.:
How Correlated Coulomb Quantum Kinetics Affects the Optical Phase of Four-Wave-Mixing Signals.
In: Physica Status Solidi B. Vol. 221 (September 2000) Issue 1 . - pp. 205-209.
DOI: https://doi.org/10.1002/1521-3951(200009)221:1<205::AID-PSSB205>3.0.CO;2-9

Herbst, M. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Temporally and Spatially Resolved Electron–Phonon Quantum Kinetics.
In: Physica Status Solidi B. Vol. 221 (September 2000) Issue 1 . - pp. 419-424.
DOI: https://doi.org/10.1002/1521-3951(200009)221:1<419::AID-PSSB419>3.0.CO;2-I

Bolton, S. R. ; Neukirch, U. ; Sham, L. J. ; Chemla, D. S. ; Axt, Vollrath M.:
Demonstration of Sixth-Order Coulomb Correlations in a Semiconductor Single Quantum Well.
In: Physical Review Letters. Vol. 85 (August 2000) Issue 9 . - pp. 2002-2005.
DOI: https://doi.org/10.1103/PhysRevLett.85.2002

Haase, B. ; Neukirch, U. ; Gutowski, J. ; Nürnberger, J. ; Faschinger, W. ; Behringer, M. ; Hommel, D. ; Axt, Vollrath M. ; Bartels, G. ; Stahl, A.:
Line shape of four-wave-mixing signals : dependence on sample geometry and excitation conditions.
In: Journal of Crystal Growth. Vol. 214-215 (June 2000) . - pp. 856-861.
DOI: https://doi.org/10.1016/S0022-0248(00)00210-4

Volltext
Bolton, S. R. ; Neukirch, U. ; Chemla, D. S. ; Axt, Vollrath M. ; Sham, L. J.:
Higher order exciton correlations from six-wave mixing.
In: Quantum Electronics and Laser Science Conference (QELS 2000) : Technical Digest. Postconference Edition. - Washington, DC : Optical Society of America, 2000 . - pp. 175-176 . - (OSA trends in optics and photonics ; 40 )

Haase, B. ; Neukirch, U. ; Meinertz, J. ; Gutowski, J. ; Axt, Vollrath M. ; Bartels, G. ; Stahl, Arne ; Nürnberger, J. ; Faschinger, W.:
Intensity dependence of signals obtained in four-wave-mixing geometry : influence of higher-order contributions.
In: Journal of Crystal Growth. Vol. 214/215 (2000) . - 852 - 855.
DOI: https://doi.org/10.1016/S0022-0248(00)00207-4

1999

Herbst, M. ; Kuhn, Tilmann ; Axt, Vollrath M.:
Coherent control of carrier–phonon scattering processes.
In: Physica B. Vol. 272 (1999) Issue 1-4 . - 356 - 359.
DOI: https://doi.org/10.1016/S0921-4526(99)00303-8

Kuhn, Tilmann ; Axt, Vollrath M. ; Herbst, M. ; Binder, E.:
Coherent control of heavy-light hole and phonon quantum beats.
In: Pötz, Walter ; Schroeder, W. Andreas (ed.): Coherent Control in Atoms, Molecules and Semiconductors. - Dordrecht : Springer, 1999 . - pp. 113-126
DOI: https://doi.org/10.1007/978-94-011-4552-7_10

Axt, Vollrath M. ; Herbst, M. ; Kuhn, Tilmann:
Coherent control of phonon quantum beats.
In: Superlattices and Microstructures. Vol. 26 (1999) Issue 2 . - 117 - 128.
DOI: https://doi.org/10.1006/spmi.1999.0765

Steinbach, D. ; Kocherscheidt, G. ; Wehner, M. U. ; Kalt, H. ; Wegener, M. ; Ohkawa, K. ; Hommel, D. ; Axt, Vollrath M.:
Electron-phonon quantum kinetics in the strong-coupling regime.
In: Physical Review B. Vol. 60 (1999) Issue 17 . - pp. 12079-12090.
DOI: https://doi.org/10.1103/PhysRevB.60.12079

Otremba, R. ; Grosse, S. ; Koch, M. ; Feldmann, J. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Stolz, W.:
Excitonic wave packets observed in space- and time-resolved pump and probe experiments.
In: Solid State Communications. Vol. 109 (1999) Issue 5 . - 317 - 322.
DOI: https://doi.org/10.1016/S0038-1098(98)00548-1

Weilepp, Jochen:
Makroskopische Eigenschaften flüssigkristalliner Elastomere.
1999 . - IV, 135 p.
( Doctoral thesis, 1999 , Universität Bayreuth, Fakultät für Mathematik und Physik)

Haase, B. ; Neukirch, U. ; Gutowski, J. ; Bartels, G. ; Stahl, Arne ; Axt, Vollrath M. ; Nürnberger, J. ; Faschinger, W.:
Manifestation of exciton-amplitude fluctuations in the transient polarization state of four-wave-mixing signals.
In: Physical Review B. Vol. 59 (1999) Issue 12, Rapid Communication . - 7805(R)-7808(R).
DOI: https://doi.org/10.1103/PhysRevB.59.R7805

Nottelmann, Bernd ; Axt, Vollrath M. ; Kuhn, Tilmann:
Many-body effects in intersubband transitions of modulation-doped quantum wells.
In: Physica B. Vol. 272 (1999) Issue 1 . - 234 - 236.
DOI: https://doi.org/10.1016/S0921-4526(99)00276-8

Axt, Vollrath M. ; Kuhn, Tilmann ; Siantidis, K. ; Grosse, S. ; Koch, M. ; Feldmann, Jochen ; Stolz, Wolfgang:
Spatio-temporal dynamics of optical nonlinearities in semiconductor quantum wells.
In: Tsen, Kong-Thon (ed.): Ultrafast Phenomena in Semiconductors III. - Bellingham, WA , 1999 . - pp. 68-78 . - (Proceedings of SPIE ; 3624 )
DOI: https://doi.org/10.1117/12.349282

Volltext
Neukirch, U. ; Haase, B. ; Gutowski, Jürgen ; Bartels, G. ; Stahl, Arne ; Axt, Vollrath M. ; Nürnberger, J. ; Faschinger, W.:
Transient polarization state of four-wave-mixing signals : identification of higher-order correlations.
In: Technical Digest : Summaries of Papers Presented at the Quantum Electronics and Laser Science Conference. Postconference edition. - Washington, DC : Optical Society of America, 1999 . - p. 223 . - (OSA technical digest series ; 1999 )
DOI: https://doi.org/10.1109/QELS.1999.807569

1998

Reinmuth, Jochen:
Auftrittspotentialspektroskopie (APS) mit spinpolarisierten Elektronen an Mehrkomponentensystemen.
1998 . - IV, 82 S.
( Doctoral thesis, 1998 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Axt, Vollrath M. ; Siantidis, K. ; Herbst, M. ; Kuhn, Tilmann ; Grosse, S. ; Koch, M. ; Feldmann, J.:
Coherent and Incoherent Aspects of the Coupled Exciton-Phonon System.
In: Materials Science Forum. Vol. 297/298 (1998) . - pp. 79-86.
DOI: https://doi.org/10.4028/www.scientific.net/MSF.297-298.79

Koch, M. ; Otremba, R. ; Grosse, S. ; von Plessen, G. ; Feldmann, J. ; Stolz, W. ; Axt, Vollrath M. ; Kuhn, Tilmann:
Coherent signatures in space- and time-resolved pump and probe experiments.
In: Gershoni, David (ed.): 24th International Conference on the Physics of Semiconductors (ICPS), Jerusalem, Israel August 2 - 7, 1998 : Proceedings, Buch + CD-ROM. - Singapore : World Scientific, 1998 . - CD-ROM

Grosse, S. ; Otremba, R. ; von Plessen, G. ; Koch, M. ; Feldmann, J. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Rettig, R. ; Stolz, W.:
Excitonic quantum beating in space- and time-resolved pump and probe experiments.
In: Elsaesser, Thomas ; Fujimoto, J. G. ; Wiersma, D. A. ; Zinth, W. (ed.): Ultrafast Phenomena XI. - Berlin : Springer, 1998 . - pp. 245-247 . - (Springer series in chemical physics ; 63 )
DOI: https://doi.org/10.1007/978-3-642-72289-9_73

Axt, Vollrath M. ; Victor, K. ; Kuhn, Tilmann:
The Exciton–Exciton Continuum and Its Contribution to Four-Wave Mixing Signals.
In: Physica Status Solidi B. Vol. 206 (1998) Issue 1 . - pp. 189-196.
DOI: https://doi.org/10.1002/(SICI)1521-3951(199803)206:1<189::AID-PSSB189>3.0.CO;2-5

Bartels, G. ; Stahl, Arne ; Axt, Vollrath M. ; Haase, B. ; Neukirch, U. ; Gutowski, J.:
Identification of Higher-Order Electronic Coherences in Semiconductors by their Signature in Four-Wave-Mixing Signals.
In: Physical Review Letters. Vol. 81 (1998) Issue 26 . - pp. 5880-5883.
DOI: https://doi.org/10.1103/PhysRevLett.81.5880

Axt, Vollrath M. ; Mukamel, Shaul:
Influence of a phonon bath on electronic correlations and optical response in molecular aggregates.
In: Moloney, Jerome V. (ed.): Nonlinear Optical Materials. - Berlin ; New York : Springer, 1998 . - pp. 1-32 . - (IMA Volumes in Mathematics and Its Applications ; 101 )
DOI: https://doi.org/10.1007/978-1-4612-1714-5_1

Axt, Vollrath M. ; Mukamel, Shaul:
Nonlinear optics of semiconductor and molecular nanostructures : a common perspective.
In: Reviews of Modern Physics. Vol. 70 (1998) Issue 1 . - pp. 145-174.
DOI: https://doi.org/10.1103/RevModPhys.70.145

Axt, Vollrath M. ; Mukamel, Shaul:
Real-space density-matrix description of dynamic correlations in the optical response of many-electron systems.
In: Moloney, Jerome V. (ed.): Nonlinear Optical Materials. - Berlin ; New York : Springer, 1998 . - pp. 33-47 . - (IMA Volumes in Mathematics and Its Applications ; 101 )
DOI: https://doi.org/10.1007/978-1-4612-1714-5_2

Haase, B. ; Neukirch, U. ; Gutowski, J. ; Bartels, G. ; Stahl, Arne ; Axt, Vollrath M. ; Nürnberger, J. ; Faschinger, W.:
Spectral signature of biexciton beats in four-wave-mixing experiments.
In: Gershoni, David (ed.): 24th International Conference on the Physics of Semiconductors (ICPS), Jerusalem, Israel August 2 - 7, 1998 : Proceedings, Buch + CD-ROM. - Singapore : World Scientific, 1998 . - CD-ROM

Kaindl, Robert A. ; Lutgen, Stephan ; Woerner, Michael ; Elsaesser, Thomas ; Nottelmann, Bernd ; Axt, Vollrath M. ; Kuhn, Tilmann ; Hase, Andreas ; Künzel, Harald:
Ultrafast Dephasing of Coherent Intersubband Polarizations in a Quasi-Two-Dimensional Electron Plasma.
In: Physical Review Letters. Vol. 80 (1998) Issue 16 . - pp. 3575-3578.
DOI: https://doi.org/10.1103/PhysRevLett.80.3575

1997

Volltext
Axt, Vollrath M. ; Kühn, Oliver ; Mukamel, Shaul:
Coherent versus incoherent energy transfer in light harvesting antenna complexes.
In: Journal of Luminescence. Vol. 72-74 (1997) . - 806 - 808.
DOI: https://doi.org/10.1016/S0022-2313(96)00425-5

Volltext
Wolter, F. ; Haring Bolivar, P. ; Bartels, G. ; Roskos, H. G. ; Kurz, H. ; Axt, Vollrath M. ; Köhler, K.:
Coulomb-Renormalized Intraband Dynamics Probed by THz Emission.
In: Physica Status Solidi B. Vol. 204 (1997) Issue 1 . - pp. 31-34.
DOI: https://doi.org/10.1002/1521-3951(199711)204:1<31::AID-PSSB31>3.0.CO;2-X

Volltext
Herbst, M. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Schilp, J.:
Electron–Phonon Quantum Kinetics : Relaxation in the Presence of an Electric Field.
In: Physica Status Solidi B. Vol. 204 (1997) Issue 1 . - pp. 358-361.
DOI: https://doi.org/10.1002/1521-3951(199711)204:1<358::AID-PSSB358>3.0.CO;2-F

Volltext
Wolter, F. ; Haring Bolivar, P. ; Axt, Vollrath M. ; Bartels, G. ; Roskos, H. G. ; Köhler, K. ; Stahl, Arne ; Kurz, H.:
Excitonic THz Emission From A Narrow Miniband Superlattice.
In: QELS '97 : summaries of papers presented at the Quantum Electronics and Laser Science Conference. - Washington, DC : Optical Society of America, 1997 . - pp. 139-140 . - (OSA technical digest series ; 1997, 12 )

Burkhardt, Hubert:
Grenzflächen, Josephson-Effekte und Stromtransport in anisotropen Supraleitern.
1997 . - II, 99 p.
( Doctoral thesis, 1997 , Universität Bayreuth, Fakultät für Mathematik und Physik)

Eschrig, Matthias:
Mikroskopische Theorie isolierter Wirbel in Hoch-T c-Supraleitern unter dem Einfluß eines elektromagnetischen Wechselfeldes.
1997 . - VI, 92 S.
( Doctoral thesis, 1997 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Volltext
Grosse, S. ; Arnold, R. ; von Plessen, G. ; Koch, M. ; Feldmann, J. ; Axt, Vollrath M. ; Kuhn, Tilmann ; Rettig, R. ; Stolz, W.:
Relaxation Dynamics of Electron–Hole Pairs Studied by Spatiotemporal Pump and Probe Experiments.
In: Physica Status Solidi B. Vol. 204 (1997) Issue 1 . - pp. 147-150.
DOI: https://doi.org/10.1002/1521-3951(199711)204:1<147::AID-PSSB147>3.0.CO;2-V

Volltext
Axt, Vollrath M. ; Bartels, G.:
Significance of excitonic intraband coherence for the terahertz emission of semiconductor superlattices.
In: QELS '97 : summaries of papers presented at the Quantum Electronics and Laser Science Conference. - Washington, DC : Optical Society of America, 1997 . - pp. 37-38 . - (OSA technical digest series ; 1997, 12 )

1996

Diewald, Martin:
Chemisch getriebene Konvektion.
1996 . - II, 113 S.
( Doctoral thesis, 1997 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Axt, Vollrath M. ; Victor, K. ; Stahl, Arne:
Influence of a phonon bath on the hierarchy of electronic densities in an optically excited semiconductor.
In: Physical Review B. Vol. 53 (1996) Issue 11 . - pp. 7244-7258.
DOI: https://doi.org/10.1103/PhysRevB.53.7244

Axt, Vollrath M. ; Bartels, G. ; Stahl, Arne:
Intraband Dynamics at the Semiconductor Band Edge : Shortcomings of the Bloch Equation Method.
In: Physical Review Letters. Vol. 76 (1996) Issue 14 . - pp. 2543-2546.
DOI: https://doi.org/10.1103/PhysRevLett.76.2543

1995

Bartels, G. ; Axt, Vollrath M. ; Victor, K. ; Stahl, Arne ; Leisching, P. ; Köhler, K.:
χ(5) signature in the four-wave-mixing signal from a GaAs/Al0.3Ga0.7As superlattice.
In: Physical Review B. Vol. 51 (1995) Issue 16, Rapid Communication . - 11217(R)-11220(R).
DOI: https://doi.org/10.1103/PhysRevB.51.11217

Graf, Matthias J. H.:
Elektromagnetische Antwort und Pfannkuchenwirbel in Schichtsupraleitern.
1995 . - X, 89 S.
( Doctoral thesis, 1995 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Volltext
Axt, Vollrath M. ; Stahl, Arne ; Mayer, E. J. ; Haring Bolivar, P. ; Nüsse, S. ; Ploog, K. ; Köhler, K.:
Four-wave-mixing theory beyond the semiconductor Bloch equations.
In: Physica Status Solidi B. Vol. 188 (1995) Issue 1 . - pp. 447-456.
DOI: https://doi.org/10.1002/pssb.2221880142

Victor, K. ; Axt, Vollrath M. ; Stahl, Arne:
Hierarchy of density matrices in coherent semiconductor optics.
In: Physical Review B. Vol. 51 (1995) Issue 20 . - pp. 14164-14175.
DOI: https://doi.org/10.1103/PhysRevB.51.14164

Victor, K. ; Axt, Vollrath M. ; Bartels, G. ; Stahl, Arne ; Bott, K. ; Thomas, P.:
Microscopic foundation of the phenomenological few-level approach to coherent semiconductor optics.
In: Zeitschrift für Physik B Condensed Matter. Vol. 99 (1995) Issue 2 . - pp. 197-205.
DOI: https://doi.org/10.1007/s002570050028

1994

Axt, Vollrath M. ; Stahl, Arne:
A dynamics-controlled truncation scheme for the hierarchy of density matrices in semiconductor optics.
In: Zeitschrift für Physik B Condensed Matter. Vol. 93 (1994) Issue 2 . - pp. 195-204.
DOI: https://doi.org/10.1007/BF01316963

Heym, Jürgen Hannes:
Korrekturen zur Fermiflüssigkeitstheorie in zweidimensionalen Metallen: Kernspinrelaxationsrate.
1994 . - 104 S.
( Doctoral thesis, 1994 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Axt, Vollrath M. ; Stahl, Arne:
The role of the biexciton in a dynamic density matrix theory of the semiconductor band edge.
In: Zeitschrift für Physik B Condensed Matter. Vol. 93 (1994) Issue 2 . - pp. 205-211.
DOI: https://doi.org/10.1007/BF01316964

1993

Victor, K. ; Axt, Vollrath M. ; Stahl, Arne:
Exciton-polaritons in halfspace.
In: Zeitschrift für Physik B Condensed Matter. Vol. 92 (1993) Issue 1 . - pp. 35-41.
DOI: https://doi.org/10.1007/BF01309164

1991

Volltext
Axt, Vollrath M. ; Stahl, Arne:
A new approach to the exciton-polariton problem in half-space geometry (ABC-Problem).
In: Solid State Communications. Vol. 77 (January 1991) Issue 3 . - pp. 189-193.
DOI: https://doi.org/10.1016/0038-1098(91)90330-X

Lee, Wonmin:
Strong-coupling effects in the infrared conductivity of superconductors.
1991 . - II, 51 S.
( Doctoral thesis, 1991 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

1988

Rammer, Josef:
Strong-Coupling- und Anisotropieeffekte in konventionellen und Hochtemperatursupraleitern.
1988
( Doctoral thesis, 1988 , Universität Bayreuth, Fakultät für Mathematik und Physik)

1985

Kieselmann, Gerhard:
Quasiklassische Theorie supraleitender Metall-Metall-Kontakte.
1985 . - 115 p.
( Doctoral thesis, 1985 , Universität Bayreuth, Fakultät für Mathematik und Physik)

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