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Number of items: 58.

Article in a journal

Foken, Thomas ; Babel, Wolfgang ; Thomas, Christoph:
Possible errors in flux measurements due to limited digitalization.
In: Atmospheric Measurement Techniques. Vol. 12 (February 2019) Issue 2 . - pp. 971-976.
ISSN 1867-8548
DOI: https://doi.org/10.5194/amt-12-971-2019

Linhardt, Tobias ; Levy, Joseph S. ; Thomas, Christoph:
Water tracks intensify surface energy and mass exchange in the Antarctic McMurdo Dry Valleys.
In: The Cryosphere Discussions. (January 2019) . - pp. 1-16.
ISSN 1994-0440
DOI: https://doi.org/10.5194/tc-2019-8

Foken, Thomas ; Babel, Wolfgang ; Thomas, Christoph:
Technical Note: Possible errors in flux measurements due to limited digitalization.
In: Atmospheric Measurement Techniques Discussions. (22 June 2018) . - 9 S..
ISSN 1867-8610
DOI: https://doi.org/10.5194/amt-2018-150

Klosterhalfen, Anne ; Graf, Alexander ; Brüggemann, Nicolas ; Drüe, Clemens ; Esser, Odilia ; Gonzalez Dugo, Maria Pat ; Heinemann, Günther ; Jacobs, Cor M. J. ; Mauder, Matthias ; Moene, Arnold F. ; Ney, Patricia ; Pütz, Thomas ; Rebmann, Corinna ; Ramos Rodriguez, Mario ; Scanlon, Todd M. ; Schmidt, Marius ; Steinbrecher, Rainer ; Thomas, Christoph ; Valler, Veronika ; Zeeman, Matthias J. ; Vereecken, Harry:
Source Partitioning of H_2O and CO_2 Fluxes Based on High Frequency Eddy Covariance Data : a Comparison between Study Sites.
In: Biogeosciences Discussions. (May 2018) . - 49 S..
ISSN 1810-6285
DOI: https://doi.org/10.5194/bg-2018-458

Kwon, Hyojung ; Law, Beverly E. ; Thomas, Christoph ; Johnson, Brittany:
The influence of hydrological variability on inherent water use efficiency in forests of contrasting composition, age, and precipitation regimes in the Pacific Northwest.
In: Agricultural and Forest Meteorology. Vol. 249 (February 2018) . - pp. 488-500.
ISSN 0168-1923
DOI: https://doi.org/10.1016/j.agrformet.2017.08.006

Mahrt, Larry ; Thomas, Christoph ; Grachev, Andrey A. ; Persson, P. Ola G.:
Near-Surface Vertical Flux Divergence in the Stable Boundary Layer.
In: Boundary-Layer Meteorology. Vol. 169 (2018) Issue 3 . - pp. 373-393.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-018-0379-x

Pfister, Lena ; Sigmund, Armin ; Olesch, Johannes ; Thomas, Christoph:
Nocturnal Near-Surface Temperature, but not Flow Dynamics, can be Predicted by Microtopography in a Mid-Range Mountain Valley.
In: Boundary-Layer Meteorology. Vol. 165 (2017) Issue 2 . - pp. 333-348.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-017-0281-y

Sigmund, Armin ; Pfister, Lena ; Sayde, Chadi ; Thomas, Christoph:
Quantitative analysis of the radiation error for aerial coiled-fiber-optic distributed temperature sensing deployments using reinforcing fabric as support structure.
In: Atmospheric Measurement Techniques. Vol. 10 (2017) Issue 6 . - pp. 2149-2162.
ISSN 1867-8548
DOI: https://doi.org/10.5194/amt-10-2149-2017

Sigmund, Armin ; Pfister, Lena ; Sayde, Chadi ; Thomas, Christoph:
Quantitative analysis of the radiation error for aerial coiled fiber-optic Distributed Temperature Sensing deployments using reinforcing fabric as support structure.
In: Atmospheric Measurement Techniques Discussions. (18 November 2016) . - pp. 1-26.
ISSN 1867-8610
DOI: https://doi.org/10.5194/amt-2016-266

Argerich, Alba ; Haggerty, Roy ; Johnson, Sherri L. ; Wondzell, Steven M. ; Dosch, Nicholas ; Corson-Rikert, Hayley ; Ashkenas, Linda R. ; Pennington, Robert ; Thomas, Christoph:
Comprehensive multiyear carbon budget of a temperate headwater stream.
In: Journal of Geophysical Research: Biogeosciences. Vol. 121 (2016) Issue 5 . - pp. 1306-1315.
ISSN 2169-8961
DOI: https://doi.org/10.1002/2015JG003050

Mahrt, Larry ; Thomas, Christoph:
Surface stress with non-stationary weak winds and stable stratification.
In: Boundary-Layer Meteorology. Vol. 159 (2016) Issue 1 . - pp. 3-21.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-015-0111-z

Sayde, Chadi ; Thomas, Christoph ; Wagner, James ; Selker, John S.:
High-resolution wind speed measurements using actively heated fiber optics.
In: Geophysical Research Letters. Vol. 42 (2015) Issue 22 . - pp. 10064-10073.
ISSN 1944-8007
DOI: https://doi.org/10.1002/2015GL066729

Kleinknecht, George J. ; Lintz, Heather E. ; Kruger, Anton ; Niemeier, James J. ; Salino-Hugg, M.J. ; Thomas, Christoph ; Still, Christopher J. ; Kim, Youngil:
Introducing a sensor to measure budburst and its environmental drivers.
In: Frontiers in Plant Science. Vol. 6 (2015) . - Article Number 123.
ISSN 1664-462X
DOI: https://doi.org/10.3389/fpls.2015.00123

Zeeman, Matthias J. ; Selker, John S. ; Thomas, Christoph:
Near-surface motion in the nocturnal, stable boundary layer observed with fibre-optic distributed temperature sensing.
In: Boundary-Layer Meteorology. Vol. 154 (2014) Issue 2 . - pp. 189-205.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-014-9972-9

Vickers, Dean ; Thomas, Christoph:
Observations of the scale-dependent turbulence and evaluation of the flux-gradient relationship for sensible heat for a closed Douglas-fir canopy in very weak wind conditions.
In: Atmospheric Chemistry and Physics. Vol. 14 (2014) Issue 18 . - pp. 9665-9676.
ISSN 1680-7324
DOI: https://doi.org/10.5194/acp-14-9665-2014

Thomas, Christoph:
Was, wenn wenig Wind weht?
In: Forum der Geoökologie. Vol. 25 (2014) Issue 3 . - pp. 35-37.

Zeeman, Matthias J. ; Eugster, Werner ; Thomas, Christoph:
Concurrency of coherent structures and conditionally sampled daytime sub-canopy respiration.
In: Boundary-Layer Meteorology. Vol. 146 (2013) Issue 1 . - pp. 1-15.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-012-9745-2

Thomas, Christoph ; Smoot, Alexander R.:
An effective, economic, aspirated radiation shield for air temperature observations and its spatial gradients.
In: Journal of Atmospheric and Oceanic Technology. Vol. 30 (2013) . - pp. 526-537.
ISSN 1520-0426
DOI: https://doi.org/10.1175/JTECH-D-12-00044.1

Mahrt, Larry ; Thomas, Christoph ; Richardson, Scott ; Seaman, Nelson ; Stauffer, David ; Zeeman, Matthias J.:
Non-stationary generation of weak turbulence for very stable and weak-wind conditions.
In: Boundary-Layer Meteorology. Vol. 147 (2013) Issue 2 . - pp. 179-199.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-012-9782-x

Vickers, Dean ; Thomas, Christoph:
Some aspects of the turbulence kinetic energy and fluxes above and beneath a tall open pine forest canopy.
In: Agricultural and Forest Meteorology. Vol. 181 (2013) . - pp. 143-151.
ISSN 0168-1923
DOI: https://doi.org/10.1016/j.agrformet.2013.07.014

Thomas, Christoph ; Martin, Jonathan G. ; Law, Beverly E. ; Davis, Kent:
Toward biologically meaningful net carbon exchange estimates for tall, dense canopies: multi-level eddy covariance observations and canopy coupling regimes in a mature Douglas-fir forest in Oregon.
In: Agricultural and Forest Meteorology. Vol. 173 (2013) . - pp. 14-27.
ISSN 0168-1923
DOI: https://doi.org/10.1016/j.agrformet.2013.01.001

Vickers, Dean ; Thomas, Christoph ; Pettijohn, J. Cory ; Martin, John G. ; Law, Beverly E.:
Five years of carbon fluxes and inherent water-use efficiency at two semi-arid pine forests with different disturbance histories.
In: Tellus B. Vol. 64 (2012) . - p. 17159.
ISSN 0280-6509
DOI: https://doi.org/10.3402/tellusb.v64i0.17159

Thomas, Christoph ; Kennedy, Adam M. ; Selker, John S. ; Moretti, Ayla ; Schroth, Martin H. ; Smoot, Alexander R. ; Tufillaro, Nicholas B. ; Zeeman, Matthias J.:
High-resolution fibre-optic temperature sensing : A new tool to study the two-dimensional structure of atmospheric surface-layer flow.
In: Boundary-Layer Meteorology. Vol. 142 (2012) Issue 2 . - pp. 177-192.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-011-9672-7

Zhang, Yu ; Liu, Heping ; Foken, Thomas ; Williams, Quinton L. ; Mauder, Matthias ; Thomas, Christoph:
Coherent structures and flux contribution over an inhomogeneously irrigated cotton field.
In: Theoretical and Applied Climatology. Vol. 103 (2011) Issue 1/2 . - pp. 119-131.
ISSN 0177-798X
DOI: https://doi.org/10.1007/s00704-010-0287-6

Petrides, A. C. ; Huff, J. ; Arik, A. ; de Giesen, N. ; Kennedy, Adam M. ; Thomas, Christoph ; Selker, John S.:
Shade Estimation Over Streams Using Distributed Temperature Sensing.
In: Water Resources Research. Vol. 47 (2011) Issue 7 . - W07601.
ISSN 1944-7973
DOI: https://doi.org/10.1029/2010WR009482

Thomas, Christoph:
Variability of subcanopy flow, temperature, and horizontal advection in moderately complex terrain.
In: Boundary-Layer Meteorology. Vol. 139 (2011) Issue 1 . - pp. 61-81.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-010-9578-9

Serafimovich, Andrei ; Thomas, Christoph ; Foken, Thomas:
Vertical and horizontal transport of energy and matter by coherent motions in a tall spruce canopy.
In: Boundary-Layer Meteorology. Vol. 140 (2011) Issue 3 . - pp. 429-451.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-011-9619-z

Vickers, Dean ; Thomas, Christoph ; Martin, Jonathan G. ; Law, Beverly E.:
Reply to the comment on Vickers et al. (2009): Self-correlation between assimilation and respiration resulting from flux partitioning of eddy-covariance CO₂ fluxes.
In: Agricultural and Forest Meteorology. Vol. 150 (2010) Issue 2 . - pp. 315-317.
ISSN 0168-1923
DOI: https://doi.org/10.1016/j.agrformet.2009.12.002

Turner, David P. ; Ritts, William D. ; Wharton, Sonia ; Thomas, Christoph ; Monson, Russell ; Black, T. Andrew ; Falk, Matthias:
Assessing FPAR source and parameter optimization scheme in application of a diagnostic carbon flux model.
In: Remote Sensing of Environment. Vol. 113 (2009) Issue 7 . - pp. 1529-1539.
ISSN 0034-4257
DOI: https://doi.org/10.1016/j.rse.2009.03.003

Vickers, Dean ; Thomas, Christoph ; Law, Beverly E.:
Random and systematic CO₂ flux sampling errors for tower measurements over forests in the convective boundary layer.
In: Agricultural and Forest Meteorology. Vol. 149 (2009) Issue 1 . - pp. 73-83.
ISSN 0168-1923
DOI: https://doi.org/10.1016/j.agrformet.2008.07.005

Thomas, Christoph ; Law, Beverly E. ; Irvine, James ; Martin, Jonathan G. ; Pettijohn, J. Cory ; Davis, Kent:
Seasonal hydrology explains inter-annual and seasonal variation in carbon and water exchange in a semiarid mature Ponderosa Pine forest in Central Oregon.
In: Journal of Geophysical Research: Biogeosciences. Vol. 114 (2009) Issue G4 . - G04006.
ISSN 2169-8961
DOI: https://doi.org/10.1029/2009JG001010

Vickers, Dean ; Thomas, Christoph ; Martin, Jonathan G. ; Law, Beverly E.:
Self-correlation between assimilation and respiration resulting from flux partitioning of eddy-covariance CO₂ fluxes.
In: Agricultural and Forest Meteorology. Vol. 149 (2009) Issue 9 . - pp. 1552-1555.
ISSN 0168-1923
DOI: https://doi.org/10.1016/j.agrformet.2009.03.009

Mahrt, Larry ; Thomas, Christoph ; Prueger, J. H.:
Space-time structure of mesoscale modes in the stable boundary layer.
In: Quarterly Journal of the Royal Meteorological Society. Vol. 135 A (2009) Issue 638 . - pp. 67-75.
ISSN 1477-870X
DOI: https://doi.org/10.1002/qj.348

Thomas, Christoph ; Martin, Jonathan G. ; Göckede, Mathias ; Siqueira, M. B. ; Foken, Thomas ; Law, Beverly E. ; Loescher, H. W. ; Katul, Gabriel:
Estimating daytime ecosystem respiration from conditional sampling methods applied to multi-scalar high frequency turbulence time series.
In: Agricultural and Forest Meteorology. Vol. 148 (2008) Issue 8/9 . - pp. 1210-1229.
ISSN 0168-1923
DOI: https://doi.org/10.1016/j.agrformet.2008.03.002

Waring, Richard ; Nordmeyer, Alan ; Whitehead, David ; Hunt, John ; Newton, Michael ; Thomas, Christoph ; Irvine, James:
Why is the productivity of Douglas-fir higher in New Zealand than in its native range in the Pacific Northwest, USA?
In: Forest Ecology and Management. Vol. 255 (2008) Issue 12 . - pp. 4040-4046.
ISSN 0378-1127
DOI: https://doi.org/10.1016/j.foreco.2008.03.049

Thomas, Christoph ; Foken, Thomas:
Flux contribution of coherent structures and its implications for the exchange of energy and matter in a tall spruce canopy.
In: Boundary-Layer Meteorology. Vol. 123 (2007) Issue 2 . - pp. 317-337.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-006-9144-7

Zhang, G. ; Thomas, Christoph ; Leclerc, Monique Y. ; Karipot, A. ; Gholz, Henry L. ; Binford, Michael ; Foken, Thomas:
On the effect of clearcuts on turbulence structure above a forest canopy.
In: Theoretical and Applied Climatology. Vol. 88 (2007) Issue 1/2 . - pp. 133-137.
ISSN 0177-798X
DOI: https://doi.org/10.1007/s00704-006-0250-8

Thomas, Christoph ; Foken, Thomas:
Organised motion in a tall spruce canopy: temporal scales, structure spacing and terrain effects.
In: Boundary-Layer Meteorology. Vol. 122 (2007) Issue 1 . - pp. 123-147.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-006-9087-z

Göckede, Mathias ; Thomas, Christoph ; Markkanen, Tiina ; Mauder, Matthias ; Ruppert, Johannes ; Foken, Thomas:
Sensitivity of Lagrangian Stochastic footprints to turbulence statistics.
In: Tellus B. Vol. 59 (2007) Issue 3 . - pp. 577-586.
ISSN 0280-6509
DOI: https://doi.org/10.1111/j.1600-0889.2007.00275.x

Thomas, Christoph ; Mayer, Jens-Christopher ; Meixner, Franz X. ; Foken, Thomas:
Analysis of the low-frequency turbulence above tall vegetation using a Doppler sodar.
In: Boundary-Layer Meteorology. Vol. 119 (2006) Issue 3 . - pp. 563-587.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-005-9038-0

Ruppert, Johannes ; Mauder, Matthias ; Thomas, Christoph ; Lüers, Johannes:
Innovative gap-filling strategy for annual sums of CO₂ net ecosystem exchange.
In: Agricultural and Forest Meteorology. Vol. 138 (2006) Issue 1/4 . - pp. 5-18.
ISSN 0168-1923
DOI: https://doi.org/10.1016/j.agrformet.2006.03.003

Ruppert, Johannes ; Thomas, Christoph ; Foken, Thomas:
Scalar similarity for relaxed Eddy accumulation methods.
In: Boundary-Layer Meteorology. Vol. 120 (2006) Issue 1 . - pp. 39-63.
ISSN 1573-1472
DOI: https://doi.org/10.1007/s10546-005-9043-3

Foken, Thomas ; Wimmer, Florian ; Mauder, Matthias ; Thomas, Christoph ; Liebethal, Claudia:
Some aspects of the energy balance closure problem.
In: Atmospheric Chemistry and Physics Discussions. Vol. 6 (2006) . - pp. 3381-3402.
ISSN 1680-7375
DOI: https://doi.org/10.5194/acpd-6-3381-2006

Foken, Thomas ; Wimmer, Florian ; Mauder, Matthias ; Thomas, Christoph ; Liebethal, Claudia:
Some aspects of the energy balance closure problem.
In: Atmospheric Chemistry and Physics. Vol. 6 (2006) . - pp. 4395-4402.
ISSN 1680-7324
DOI: https://doi.org/10.5194/acp-6-4395-2006

Thomas, Christoph ; Foken, Thomas:
Detection of long-term coherent exchange over spruce forest using wavelet analysis.
In: Theoretical and Applied Climatology. Vol. 80 (2005) Issue 2/4 . - pp. 91-104.
ISSN 0177-798X
DOI: https://doi.org/10.1007/s00704-004-0093-0

Article in a book

Thomas, Christoph ; Serafimovich, Andrei ; Siebicke, Lukas ; Gerken, Tobias ; Foken, Thomas:
Coherent Structures and Flux Coupling.
In: Foken, Thomas (ed.): Energy and Matter Fluxes of a Spruce Forest Ecosystem. - Cham : Springer , 2017 . - pp. 113-135 . - (Ecological Studies ; 229 )
ISBN 978-3-319-49387-9
DOI: https://doi.org/10.1007/978-3-319-49389-3_6

Foken, Thomas ; Göckede, Mathias ; Lüers, Johannes ; Siebicke, Lukas ; Rebmann, Corinna ; Ruppert, Johannes ; Thomas, Christoph:
Development of Flux Data Quality Tools.
In: Foken, Thomas (ed.): Energy and Matter Fluxes of a Spruce Forest Ecosystem. - Cham : Springer , 2017 . - pp. 277-308 . - (Ecological Studies ; 229 )
ISBN 978-3-319-49387-9
DOI: https://doi.org/10.1007/978-3-319-49389-3_12

Babel, Wolfgang ; Lüers, Johannes ; Hübner, Jörg ; Rebmann, Corinna ; Wichura, Bodo ; Thomas, Christoph ; Serafimovich, Andrei ; Foken, Thomas:
Long-Term Carbon and Water Vapour Fluxes.
In: Foken, Thomas (ed.): Energy and Matter Fluxes of a Spruce Forest Ecosystem. - Cham : Springer , 2017 . - pp. 73-96 . - (Ecological Studies ; 229 )
ISBN 978-3-319-49387-9
DOI: https://doi.org/10.1007/978-3-319-49389-3_4

Göckede, Mathias ; Thomas, Christoph ; Markkanen, Tiina ; Ruppert, Johannes ; Mauder, Matthias ; Foken, Thomas:
On the sensitivity of Lagrangian stochastic footprint modeling to within canopy flow statistics derived from wavelet analysis.
In: Reissell, Anni (Hrsg.): Integrated land ecosystem - atmosphere processes study : proceedings of the 1st iLEAPS Science Conference, Boulder Colorado, USA, 21 - 26 January 2006. - Helsinki : FAAR , 2006 . - pp. 247-249 . - (Report Series in Aerosol Science ; 79 )
ISBN 952502766X

Koppmann, Ralf ; Kesselmeier, Jürgen ; Meixner, Franz X. ; Schatzmann, M. ; Leitl, B. ; Hoffmann, T. ; Dlugi, Ralph ; Zelger, M. ; Neftel, A. ; Dommen, J. ; Thomas, Christoph ; Neininger, Bruno:
Emission and chemical transformation of biogenic volatile organic compounds (ECHO) – Investigations in and above a mixed forest stand.
In: Results of the German Atmospheric Research Programme - AFO 2000. - Bonn : BMBF , 2005 . - pp. 29-39

Rebmann, Corinna ; Anthoni, Peter ; Falge, Eva ; Göckede, Mathias ; Mangold, Alexander ; Subke, Jens-Arne ; Thomas, Christoph ; Wichura, Bodo ; Schulze, Ernst-Detlef ; Tenhunen, John ; Foken, Thomas:
Carbon budget of a spruce forest ecosystem.
In: Biogeochemistry of forested catchments in a changing environment : a German case study. - Berlin : Springer , 2004 . - pp. 143-160 . - (Ecological Studies ; 172 )
ISBN 3540209735

Thomas, Christoph ; Foken, Thomas:
Re-evaluation of integral turbulence characteristics and their parameterisations.
In: 15th Symposium on Boundary Layers and Turbulence : 15 - 19 July, 2002 Wageningen, the Netherlands. - Boston, Mass. , 2002 . - pp. 129-132

Thomas, Christoph ; Wichura, Bodo ; Foken, Thomas:
Integrale Turbulenzcharakteristiken : ein Überblick.
In: Proceedings of the Deutsch-Österreichisch-Schweizerische Meteorologentagung : 18 to 21 Sept. 2001, Vienna. - Wien , 2001 . - p. 223 . - (Österreichische Beiträge zu Meteorologie und Geophysik ; 27 )

Conference item

Thomas, Christoph ; Mayer, Jens-Christopher ; Meixner, Franz X. ; Foken, Thomas:
Detection of coherent structures in high frequent time series of a monostatic Sodar-Rass system.
2004
Event: 12th International Symposium on Acoustic Remote Sensing , 11-16 July 2004 , Cambridge, UK.
(Conference item: Conference , Paper )

Project report, research report, expert assessments

Pfister, Lena ; Sigmund, Armin ; Thomas, Christoph:
CADEX - Cold Air Drainage Experiment 2015 in the Ecological Botanical Gardens of the University of Bayreuth - Field Report.
Bayreuth : Eigenverlag, 2015 . - IV, 38 p. - (Arbeitsergebnisse / Universität Bayreuth, Abteilung Mikrometeorologie ; 63 )

Herold, Gesa M. ; Thomas, Christoph ; Foken, Thomas:
The OP-2 open path infrared gas analyser for CO2 and H2O.
Bayreuth , 2005 . - (Arbeitsergebnisse / Universität Bayreuth, Abteilung Mikrometeorologie ; 27 )

Thomas, Christoph ; Ruppert, Johannes ; Lüers, Johannes ; Schröter, Joel ; Mayer, Jens-Christopher ; Bertolini, Theresa:
Documentation of the WALDATEM-2003 Experiment April, 28th to August, 03rd 2003.
Bayreuth , 2004 . - (Arbeitsergebnisse / Universität Bayreuth, Abteilung Mikrometeorologie ; 24 )

Doctoral thesis

Thomas, Christoph:
Detection and Analysis of Coherent Structures within and above Tall-vegetated Canopies.
Bayreuth , 2005
( Doctoral thesis, 2005 , Universität Bayreuth, Fakultät für Biologie, Chemie und Geowissenschaften)

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