Results 31 to 40 of about 124,376 (308)

Outgassing, Temperature Gradients and the Radiometer Effect in LISA: A Torsion Pendulum Investigation [PDF]

open access: yes, 2006
Thermal modeling of the LISA gravitational reference sensor (GRS) includes such effects as outgassing from the proof mass and its housing and the radiometer effect.
Gundlach, Jens H   +2 more
core   +4 more sources

Low-Cost Radiometer for Landsat Land Surface Temperature Validation

open access: yesRemote Sensing, 2020
Land Surface Temperature (ST) represents the radiative temperature of the Earth’s surface and is used as input to hydrological, agricultural, and meteorological science applications.
Jonathan Miller   +5 more
doaj   +1 more source

Parameters for the depth of the ocean’s productive layer

open access: yesFrontiers in Marine Science, 2023
Here we compare various parameters that are used to define the depth of the ocean’s productive layer, the euphotic zone, during the initiation of the spring phytoplankton bloom in the North Atlantic (47°N/20°W).
John F. Marra   +5 more
doaj   +1 more source

Design and Analysis of a Next-Generation Wide Field-of-View Earth Radiation Budget Radiometer

open access: yesRemote Sensing, 2020
Climate on Earth is determined by the Earth Radiation Budget (ERB), which quantifies the incoming and outgoing radiative energy fluxes. The ERB can be monitored by non-scanning wide field-of-view radiometers, or by scanning narrow field-of-view ...
Luca Schifano   +4 more
doaj   +1 more source

Soil Moisture Retrieval Using SMAP L-Band Radiometer and RISAT-1 C-Band SAR Data in the Paddy Dominated Tropical Region of India

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
National Aeronautics and Space Administration's soil moisture active–passive (SMAP) mission potential to produce high-resolution soil moisture suffered adversely due to its L-band synthetic-aperture radar (SAR) failure.
Gurjeet Singh   +5 more
doaj   +1 more source

Electromagnetic compatibility of passive and active channels of integration radar systems [PDF]

open access: yesРадиофизика и электроника, 2020
Subject and Purpose. The paper is devoted to the noise immunity problem of the receiving channel of the radiometer as part of an integration passive-active radar system.
I.M. Mytsenko, Yu.A. Pedenko
doaj   +1 more source

Variability of Microwave Scattering in a Stochastic Ensemble of Measured Rain Drops

open access: yesRemote Sensing, 2018
While it has been proved that multiple scattering in the microwave frequencies has to be accounted for in precipitation retrieval algorithms, the effects of the random arrangements of drops in space has seldom been investigated.
Francisco J. Tapiador   +5 more
doaj   +1 more source

Radiometric Resolution Analysis and a Simulation Model

open access: yesRemote Sensing, 2016
Total power radiometer has a simple configuration and the best theoretical resolution. Gain fluctuations and calibration errors, however, can induce severe errors in the solved scene brightness temperature.
Matti Kaisti   +2 more
doaj   +1 more source

Feasibility study on application of microwave radiometry to monitor contamination level on insulator materials [PDF]

open access: yes, 2016
This paper introduces a novel method for monitoring contamination levels on high voltage insulators based on microwave radiometry. Present contamination monitoring solutions for high voltage insulators are only effective in predicting flashover risk when
Jiang, Y.   +5 more
core   +2 more sources

Application of a Change Detection Soil Moisture Retrieval Algorithm to Combined, Semiconcurrent Radiometer, and Radar Observations

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
This article extends the application of an existing change-detection-based, time-series soil moisture retrieval algorithm to nonconcurrent active and passive measurements from WindSat/AMSR2 and the Soil Moisture Active Passive radar, which was active ...
Jeffrey D. Ouellette   +8 more
doaj   +1 more source

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