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Dr. Stephan Thiel

Field Site Infrastructure Development
group: World Calibration Center WCC
phone: +49 8821 183-172
stephan thielYsq8∂kit edu

Dr. Stephan Thiel

Research Interests


  • The variability and modification of solar radiation and its ecological and climatological implications

  • Interaction of clouds, aerosols and radiation

  • Radiation regime within plant stands

  • Action spectra

  • Volatile organic compounds

  • Biosphere - Atmosphere interactions in  complex terrain



Selected Publications


Seckmeyer G., S. Thiel, M. Blumthaler, P. Fabian, S. Gerber, A. Gugg-Helminger, D.-P. Häder, M. Huber, C. Kettner, U. Köhler, P. Köpke, H. Maier, J. Schäfer, P. Suppan, E. Tamm, E. Thomalla (1994) Intercomparison of Spectral UV-Radiation Measurement Systems. Applied Optics 33(33): 7805-7812.

Thiel S., T. Döhring, M. Köfferlein, A. Kosak, P. Martin and H. K. Seidlitz (1996) A Phytotron for Plant Stress Research: How far can Artificial Lighting compare to Natural Sunlight? Journal for Plant Physiology 148: 456-463.

Thiel, S., K. Steiner and H. K. Seidlitz (1997) Modification of global erythemally effective irradiance by clouds. Photochemistry and Photobiology 65(6): 969-973.

Grams, T.E. and Thiel, S.  (2002) High light induced switch from C3-photosynthesis to Crassulacean acid metabolism is mediated by UV-A/blue light. J. Exp. Bot., 53: 1474-1483.

Thiel, S., L. Ammannato, A. Bais, B. Bandy, M. Blumthaler, B. Bohn, O. Engelsen, G. P. Gobbi, J. Gröbner, E. Jäkel,W. Junkermann, S. Kazadzis, R. Kift, B. Kjeldstad, N. Kouremeti, A. Kylling, B. Mayer, P. S. Monks, C. E. Reeves, B. Schallhart, R. Scheirer,S. Schmidt, R. Schmitt, J. Schreder, R. Silbernagl, C. Topaloglou, T. M. Thorseth, A. R. Webb, M. Wendisch,and P. Werle (2008) Influence of clouds on the spectral actinic flux density in the lower troposphere (INSPECTRO): overview of the field campaigns. Atmos. Chem.Phys. 8, 1789-1812.