Results 31 to 40 of about 122,168 (344)

Global Mapping of Microwave Emissivity and Emitting Depth in Arid Areas Using GMI Observations

open access: yesEarth and Space Science, 2023
Over arid areas, observations of brightness temperatures by passive microwave radiometers are affected by the variation of the emitting depth with wavelengths.
Samuel Favrichon   +3 more
doaj   +1 more source

Satellite-borne active and passive instruments for remote sensing of heavy rain in China: A review

open access: yes暴雨灾害, 2019
In this paper, the domestic research results of heavy rain in China by using instruments of spectral remote sensing, passive microwave remote sensing and active microwave radar on-board satellite are reviewed.
Yunfei FU
doaj   +1 more source

Application of Memristors in Microwave Passive Circuits [PDF]

open access: yes, 2015
The recent implementation of the fourth fundamental electric circuit element, the memristor, opened new vistas in many fields of engineering applications.
Potrebic, M., Tosic, D.
core   +2 more sources

Rain on snow (ROS) understudied in sea ice remote sensing: a multi-sensor analysis of ROS during MOSAiC (Multidisciplinary drifting Observatory for the Study of Arctic Climate) [PDF]

open access: yesThe Cryosphere, 2022
Arctic rain on snow (ROS) deposits liquid water onto existing snowpacks. Upon refreezing, this can form icy crusts at the surface or within the snowpack.
J. Stroeve   +24 more
doaj   +1 more source

Best Practices in Crafting the Calibrated, Enhanced-Resolution Passive-Microwave EASE-Grid 2.0 Brightness Temperature Earth System Data Record

open access: yesRemote Sensing, 2018
Since the late 1970s, satellite passive-microwave brightness temperatures have been a mainstay in remote sensing of the cryosphere. Polar snow and ice-covered ocean and land surfaces are especially sensitive to climate change and are observed to ...
Mary J. Brodzik   +2 more
doaj   +1 more source

The passive microwave remote sensing in soil moisture retrieval: Products, models, applications and challenges

open access: yesInternational Soil and Water Conservation Research
Soil moisture (SM) is a pivotal component of the global water cycle and a critical environmental parameter in terrestrial carbon cycling, significantly influencing energy exchange, vegetation dynamics, and ecosystem productivity. Its spatial and temporal
Cheng Tong   +9 more
doaj   +1 more source

Definition differences and internal variability affect the simulated Arctic sea ice melt season [PDF]

open access: yesThe Cryosphere, 2019
Satellite observations show that the Arctic sea ice melt season is getting longer. This lengthening has important implications for the Arctic Ocean's radiation budget, marine ecology and accessibility.
A. Smith, A. Jahn
doaj   +1 more source

Comparing and Combining Remotely Sensed Land Surface Temperature Products for Improved Hydrological Applications

open access: yesRemote Sensing, 2016
Land surface temperature (LST) is an important variable that provides a valuable connection between the energy and water budget and is strongly linked to land surface hydrology.
Robert M. Parinussa   +3 more
doaj   +1 more source

MICROWAVE REMOTE SENSING IN SOIL QUALITY ASSESSMENT [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Information of spatial and temporal variations of soil quality (soil properties) is required for various purposes of sustainable agriculture development and management.
S. K. Saha
doaj   +1 more source

Millimeter-wave FET modeling based on a frequency extrapolation approach [PDF]

open access: yes, 2000
An empirical distributed model, based on electromagnetic analysis and standard S-parameter measurements up to microwave frequencies, is shown to be capable of accurate small-signal predictions up to the millimeter-wave range.
Cidronali, A.   +4 more
core   +1 more source

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