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Christoph K. Thomas

Christoph ThomasAssistant Professor, Atmospheric Sciences 

Adjunct Asst. Professor, Forest Ecosystems & Society

Head of the bmM group

Office: Burt Hall 308

Phone: (+1) 541-737-7690

Fax: (+1) 541-737-2064

Email: chthomas (at) coas.oregonstate.edu

View Curriculum Vitae

 

Education

PhD, Micrometeorology, University of Bayreuth, Bayreuth, Germany. 2005

MS, Geoecology (micrometeorology, hydrology), University of Bayreuth, Bayreuth, Germany. 2001

Bibliography

2013
Thomas CK, Martin JG, Law BE, Davis K.  2013.  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. Agric. For. Meteorol.. 173:14–27.
Thomas CK, Smoot AR.  2013.  An effective, economic, aspirated radiation shield for air temperature observations and its spatial gradients. J. Atmos. Ocean. Technol.. 30:526–537.
Mahrt L, Thomas CK, Richardson S, Seaman N, Stauffer D, Zeeman MJ.  2013.  Generation of weak mixing for very stable and weak-wind conditions. Boundary-Layer Meteorol.. :inpress.
2012
Zeeman MJ, Eugster W, Thomas CK.  2012.  Concurrency of coherent structures and conditionally sampled daytime sub-canopy respiration. Boundary-Layer Meteorology. :10.1007/s10546-012-9745-2.
Thomas CK, Kennedy AM, Selker JS, Moretti A, Schroth MH, Smoot AR, Tufillaro NB, Zeeman MJ.  2012.  High-resolution fibre-optic temperature sensing: A new tool to study the two-dimensional structure of atmospheric surface layer flow. Boundary-Layer Meteorol.. 142:177-192.
Vickers D, Thomas CK, Pettijohn C, Martin JG, Law BE.  2012.  Five years of carbon fluxes and inherent water-use efficiency at two semi-arid pine forests with different disturbance histories. Tellus B. :DOI:10.3402/tellusb.v64i0.17159.
2011
Thomas CK.  2011.  Variability of subcanopy flow, temperature, and horizontal advection in moderately complex terrain. Boundary-Layer Meteorology. 139:61-81.
Petrides AC, Huff J, Arik A, Van de Giesen N, Kennedy AM, Thomas CK, Selker JS.  2011.  Shade Estimation Over Streams Using Distributed Temperature Sensing. Water Resourc. Res.. 47:W07601.
Serafimovich A, Thomas CK, Foken T.  2011.  Vertical and horizontal transport of energy and matter by coherent motions in a tall spruce canopy. Boundary-Layer Meteorol.. :DOI10.1007/s10546-011-9619-z.
2010
Vickers D, Thomas CK, Martin JG, Law B.  2010.  Reply to the comment on Vickers et al. (2009): Self-correlation between assimilation and respiration resulting from flux partitioning of eddy-covariance CO2 fluxes. Agricultural and Forest Meteorology. 150:315-317.
Zhang Y, Heping L, Foken T, Williams QL, Mauder M, Thomas CK.  2010.  Coherent structures and flux contribution over an inhomogeneously irrigated cotton field. Theoretical and Applied Climatology. 103:119-131.
2009
Turner DP, Ritts WD, Wharton S, Thomas C, Monson R, Black TA, Falk M.  2009.  Assessing FPAR source and parameter optimization scheme in application of a diagnostic carbon flux model. Remote Sensing of Environment. 113:1529-1539.
Thomas CK.  2009.  Carbon Sinks. Ocean & Air.
Vickers D, Thomas C, Law BE.  2009.  Random and systematic CO2 flux sampling errors for tower measurements over forests in the convective boundary layer. Agricultural and Forest Meteorology. 149:73-83.
Thomas CK, Law BE, Irvine J, Martin JG, Pettijohn JC, Davis KJ.  2009.  Seasonal hydrology explains inter-annual and seasonal variation in carbon and water exchange in a semi-arid mature Ponderosa Pine forest in Central Oregon. Journal of Geophysical Research-Biogeosciences. 114, G04006:doi:10.1029/2009JG001010.
Vickers D, Thomas CK, Martin JG, Law B.  2009.  Self-correlation between assimilation and respiration resulting from flux partitioning of eddy-covariance CO2 fluxes. Agricultural and Forest Meteorology. :1552-1555.
Mahrt L, Thomas CK, Prueger JH.  2009.  Space-time structure of mesoscale modes in the stable boundary layer. Quarterly Journal of the Royal Meteorological Society. 135:67-75.
2008
Thomas C, Martin JG, Goeckede M, Siqueira MB, Foken T, Law BE, Loescher HW, Katul G.  2008.  Estimating daytime subcanopy respiration from conditional sampling methods applied to multi-scalar high frequency turbulence time series. Agricultural and Forest Meteorology. 148:1210-1229.
Waring R, Nordmeyer A, Whitehead D, Hunt J, Newton M, Thomas C, Irvine J.  2008.  Why productivity of Douglas-fir is higher in New Zealand than in its native range. Forest Ecology & Management. 255:4040-4046.
2007
Thomas C, Foken T.  2007.  Flux contribution of coherent structures and its implications for the exchange of energy and matter in a tall spruce canopy. Boundary-Layer Meteorology. 123:317-337.
Zhang G, Thomas C, Leclerc MY, Karipot A, Gholz HL, Foken T.  2007.  On the effect of clearcuts on forest canopy fluxes. Theoretical and Applied Climatology. 88:133-137.
Thomas C, Foken T.  2007.  Organised motion in a tall spruce canopy: temporal scales, structure spacing and terrain effects. Boundary-Layer Meteorology. 122:123-147.
Goeckede M, Thomas C, Markkanen T, Mauder M, Ruppert J, Foken T.  2007.  Sensitivity of Lagrangian Stochastic footprints to turbulence statistics. Tellus Series B - Chemical and Physical Meteorology. 59:577-586.
2006
Thomas C, Mayer J-C, Meixner FX, Foken T.  2006.  Analysis of low-frequency turbulence above tall vegetation using a Doppler sodar. Boundary-Layer Meteorology. 119:563-587.
Ruppert J, Mauder M, Thomas C, Lueers J.  2006.  Innovative gap-filling strategy for annual sums of CO2 net ecosystem exchange. Agricultural and Forest Meteorology. 138:5-18.
Ruppert J, Thomas C, Foken T.  2006.  Scalar similarity for relaxed eddy accumulation methods. Boundary-Layer Meteorol.. :39-63.
Foken T, Wimmer F, Mauder M, Thomas C, Liebethal C.  2006.  Some aspects of the energy balance closure problem. Atmospheric Chemistry and Physics. 6:4395–4402.
2005
Thomas C, Foken T.  2005.  Detection of Long-term Coherent Exchange over Spruce Forest Using Wavelet Analysis. Theoretical and Applied Climatology. 80:91-104.
Herold G, Thomas C, Foken T.  2005.  The OP-2 open path infrared gas analyser for CO2 and H2O.
2004
Thomas C, Mayer J-C, Meixner FX, Foken T.  2004.  Detection of coherent structures in high frequent time series of a monostatic Sodar-Rass system. 12th International Symposium on Acoustic Remote Sensing, Addendum. :43-46.
Foken T, Thomas C, Ruppert J, Lüers J, Göckede M.  2004.  Turbulent exchange processes in and above tall vegetation. 16th Symposium on Boundary Layers and Turbulence. :(ext.abstractavailableonCDandfromwww.ametsoc.org).
2002
Thomas C, Foken T.  2002.  Re-evaluation of Integral Turbulence Characteristics and their Parameterisations. 15th Symposium on Boundary Layers and Turbulence. :129-132.

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