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Eddy Covariance Measurements with Closed-Path Optical Humidity Sensors: A Feasible Concept?
Publisher: American Meteorological Society
Abstract: Humidity spectra obtained with a closed-path optical hygrometer (LI-6262) show an apparent low-pass characteristic with a cutoff frequency varying between 0.01 and 0.1 Hz. Laboratory measurements revealed that contamination ...
Rain Attenuation of Radar Echoes Considering Finite-Range Resolution and Using Drop Size Distributions
Publisher: American Meteorological Society
Abstract: The classical rain attenuation correction scheme of Hitschfeld and Bordan (HIBO) and the newer iterative approach by Hildebrand (HL) are reconsidered. Although the motivation for the HL algorithm was an extension into ...
One-Year Operational Measurements with a Sonic Anemometer–Thermometer and a Doppler Sodar
Publisher: American Meteorological Society
Abstract: A Doppler sodar and an ultrasonic anemometer?thermometer, which are operated continuously at a nuclear research center in Germany, are described. Mean values and second moments including turbulent surface fluxes recorded ...
Profiles of Raindrop Size Distributions as Retrieved by Microrain Radars
Publisher: American Meteorological Society
Abstract: Data of vertically pointing microrain radars (MRRs), located at various sites around the Baltic Sea, were analyzed for a period of several years. From the Doppler spectra profiles of drop size distributions (DSDs) are ...