Search Results - "Wismann, V."

Monitoring of seasonal snowmelt on Greenland with ERS scatterometer data by Wismann, V.

“…In Greenland, summer melting of snow is common in large areas, and its extent and intensity are expected to respond immediately to climate change. Volume…”
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Monitoring of seasonal thawing in Siberia with ERS scatterometer data by Wismann, V.

“…Information on seasonal freeze-thaw cycle of soil and vegetation is of great interest for climate modeling and understanding the fluxes of heat, moisture and…”
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One year of particle size distribution and aerosol chemical composition measurements at the Zeppelin Station, Svalbard, March 2000–March 2001 by Ström, J., Umegård, J., Tørseth, K., Tunved, P., Hansson, H.-C., Holmén, K., Wismann, V., Herber, A., König-Langlo, G.

“…One year of aerosol size distribution and chemical composition measurements conducted at the Zeppelin station on Svalbard (78° 58 ′ N and 11° 53 ′E) is…”
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Radar signatures of marine mineral oil spills measured by an airborne multi-frequency radar by Wismann, V., Gade, M., Alpers, W., Huhnerfuss, H.

“…Radar signatures of mineral oil spills consisting of heavy and light fuel were measured by an airborne five-frequency ( L - S - C - X - and K -band) multi u…”
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On the Reduction of the Radar Backscatter by Oceanic Surface Films: Scatterometer Measurements and Their Theoretical Interpretation by Gade, Martin, Alpers, Werner, Hühnerfuss, Heinrich, Wismann, Volkmar R., Lange, Philipp A.

“…During the two SIR-C/X-SAR missions in 1994, surface film experiments were performed in the North Sea with a 5-frequency/multipolarization scatterometer flown…”
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An improved composite surface model for the radar backscattering cross section of the ocean surface: 1. Theory of the model and optimization/validation by scatterometer data by Romeiser, Roland, Alpers, Werner, Wismann, Volkmar

“…An improved composite surface model for the calculation of the normalized radar backscattering cross section (NRCS) of the ocean surface at moderate incidence…”
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Monitoring of seasonal snowmelt on Greenland with ERS scatterometer data : Special section on emerging scatterometer applications by WISMANN, V

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Monitoring of seasonal thawing in Siberia with ERS scatterometer data : Special section on emerging scatterometer applications by WISMANN, V

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The observation of the surface roughness characteristics of the Rhine plume frontal boundaries by simultaneous airborne thematic mapper and multifrequency helicopter-borne radar scatterometer by Matthews, J. P., Wismann, V. R., Lwiza, K., Romeiser, R., Hennings, I., De Loor, G. P.

“…In this paper, we describe how high spatial resolution (10 m) multisensor remote sensing techniques can be used to study the surface roughness characteristics…”
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An improved composite surface model for the radar backscattering cross section of the ocean surface. 1. Theory of the model and optimization/validation by scatterometer data by Romeiser, R, Alpers, W, Wismann, V

“…An improved composite surface model for the calculation of the normalized radar backscattering cross section (NRCS) of the ocean surface at moderate incidence…”
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Use of scatterometer data for global climate monitoring by Wismann, V.

“…Spaceborne scatterometers provide operationally measurements of the normalized radar cross section (NRCS) of the Earth's surface. Methods have been developed…”
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A global NRCS database derived from ERS scatterometer data by Wismann, V.

“…A database containing the information of nearly seven years of ERS scatterometer data has been set-up for global statistical analysis of the C-band radar…”
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The observation of the surface roughness characteristics of the Rhine plume frontal boundaries by simultaneous airborne thematic mapper and mutlifrequency helicopter-borne radar scatterometer by Matthews, J P, Wismann, V R, Lwiza, K, Romeiser, R, Hennings, I, De Loor, GP

“…In this paper, we describe how high spatial resolution (10 m) multi-sensor remote sensing techniques can be used to study the surface roughness characteristics…”
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The observation of the surface roughness characteristics of the Rhine plume frontal boundaries by simultaneous airborne thematic mapper and multifrequency helicopter-borne radar scatterometer: Environmental research and systems development using airborne remote sensing by MATTHEWS, J. P, WISMANN, V. R, LWIZA, K, ROMEISER, R, HENNINGS, I, DE LOOR, G. P

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Ocean Windfield Measurements With A Rotating Antenna Airborne C-band Scatterometer by Wismann, V.

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Thawing processes during Siberian spring observed by ERS scatterometer and SAR by Boehnke, K., Wismann, V.

“…From multi-temporal radar backscatter measurements obtained from the ERS scatterometers at various incidence angles, the state (frozen/thawed) of the upper…”
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Radar signatures of mineral oil spills measured by an airborne multi-frequency radar and the ERS-1 SAR by Wismann, V.

“…Radar signatures of different mineral oil spills were measured by an airborne five-frequency (L-, S-, C-, X-, and K/sub u/-band) microwave scatterometer during…”
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Ocean Wind Vector Measurements By The Rotating Antenna C-band Scatterometer During The Ers-1 by Wismann, V.

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Measurements of ocean surface signatures with a five frequency multi-polarization airborne scatterometer by WISMANN, V, RIEGER, S

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Ocean wind vector measurements with the rotating antenna C-band scatterometer during the ERS-1 rehearsal experiment by WISMANN, V, RIEGER, S

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