Wednesday, 22 April 2009
Room 1
Chairperson: Th. Foken
Measuring methods
08:30–08:45
EGU2009-4041 Diode laser based photoacoustic instrument for ammonia concentration and flux monitoring A. Pogány, Á. Mohácsi, Z. Bozóki, T. Weidinger, L. Horváth, and G. Szabó
08:45–09:00
EGU2009-258 Combined FTIR-micrometeorological techniques for long term measurements of greenhouse gas fluxes from agriculture A. K. Petersen, D. Griffith, M. Harvey, T. Naylor, and M. Smith
09:00–09:15
EGU2009-10958 Experimental evaluation of flux footprint by natural tracer experiment. N. Arriga, M. Aubinet, A. Carrara, F. Pieruccetti, Ü. Rannik, T. Vesala, and D. Papale
09:15–09:30
EGU2009-10339 Analysis of the energy balance closure as function of atmospheric stability and wind velocity at 27 European FLUXNET sites H.-J. Hendricks Franssen, R. Stöckli, I. Lehner, and S.I: Seneviratne
09:30–09:45
EGU2009-3979 Uncertainty of carbon dioxide flux estimates introduced by different high-pass filtering methods A. Ibrom and the IMECC NA5
09:45–10:00
EGU2009-9714 The effect of boundary layer and surface characteristics on non-Gaussian turbulent fluctuations of temperature A. Graf, D. Schüttemeyer, H. Geiß, A. Knaps, M. Möllmann-Coers, J.H. Schween, S. Kollet, B. Neininger, M. Herbst, and H. Vereecken
COFFEE BREAK
Measurement of energy and trace gas fluxes
10:30–10:45
EGU2009-2610 Advanced tilt correction from flow distortion effects on turbulent CO2 fluxes in complex environments using large eddy simulation F. Griessbaum and A. Schmidt
10:45–11:00
EGU2009-6027 Can advection of sensible heat serve as an indicator for advection of carbon dioxide? U. Moderow, C. Feigenwinter, and C. Bernhofer
11:00–11:15
EGU2009-3115 Multilevel Investigation of Subcanopy Respiration Flux by Relaxed Eddy Accumulation Conditional Sampling above and within a Spruce Forest T. Gerken, A. Serafimovich, and T. Foken
11:15–11:30
EGU2009-2787 Advection: intermittency aspects of CO2 fluxes L. Siebicke, A. Serafimovich, M. Hunner, and T. Foken
11:30–11:45
EGU2009-8570 The Weidenbrunnen spruce forest (Fichtelgebirge, Germany): Vertical concentration and flux profiles of non-reactive (CO2, H2O) and reactive (NO, NO2, O3) trace gases D. Plake, A. Moravek, A. Tsokankunku, C. Breuninger, M. Welling, M.O. Andreae, and F.X. Meixner
11:45–12:00
EGU2009-9446 Eddy covariance fluxes of the NO-NO2-O3 triad above a spruce forest canopy in south-eastern Germany. A. Tsokankunku, Z. Zhu, F.X. Meixner, T. Foken, and M.O. Andreae
LUNCH BREAK
Modelling of energy and trace gas fluxes
17:30–17:45
EGU2009-2275 Gap-Filling for Latent Heat Fluxes by a Mechanistic Model B. Deng, H.P. Schmid, and D. Dragoni
17:45–18:00
EGU2009-3890 3. Numerical Study of Surface Energy Partitioning on the Tibetan Plateau: Comparative Analysis of Biosphere Models Dr. Hong and Prof. Kim
18:00–18:15
EGU2009-12341 Regional carbon dioxide fluxes from aircraft measurements in southwest France O.S. Vellinga, R.W.A Hutjes, and J.A. Elbers
18:15–18:30
EGU2009-12231 Improving estimates of N2O emissions for western and central Europe using a Bayesian inversion approach R. L. Thompson, C. Gerbig, C. Roedenbeck, and M. Heimann
18:30–18:45
EGU2009-2749 Stochastic repercussion of land-surface energy budget noise onto a coupled land-atmosphere model P. Gentine, D. Entekhabi, E. Schertzer, and J. Polcher
18:45–19:00
EGU2009-3082 Observations of stable boundary layers over a seasonal time scale in south-east England V. Horlacher and J. Price