Results 161 to 170 of about 173,444 (351)

Microwave radiometer for subsurface temperature measurement [PDF]

open access: yes
A UHF radiometer, operating at a frequency of 800 MHz, was modified to provide an integral, three frequency voltage standing wave ratio (VSWR) circuit in the radio frequency (RF) head.
Bechis, K. P., Porter, R. A.
core   +1 more source

Digital mapping of soil erodibility: A case study of the Ravang watershed, southern Iran

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 1, March 2026.
Abstract The Universal Soil Loss Equation incorporates soil erodibility as a key parameter for erosion quantification. This study focused on mapping soil erodibility patterns and identifying the primary factors influencing its spatial distribution within the Ravang watershed, located in southern Iran's Hormozgan Province.
Fahimeh Torkamani   +3 more
wiley   +1 more source

View-limiting shrouds for insolation radiometers [PDF]

open access: yes
Insolation radiometers (normal incidence pyrheliometers) are used to measure the solar radiation incident on solar concentrators for calibrating thermal power generation measurements.
Dennison, E. W., Trentelman, G. F.
core   +1 more source

Physiological and Morphological Responses of Grain Sorghum to Varying Temperature, Irrigation and Carbon Dioxide Levels

open access: yesJournal of Sustainable Agriculture and Environment, Volume 5, Issue 1, March 2026.
ABSTRACT The increasing frequency and unpredictability of adverse growing conditions pose significant challenges to crop productivity and ecosystem sustainability. Early‐stage vigour strongly influences crop establishment and yield potential, making it essential to understand sorghum responses for developing resilient cultivars.
Lekshmy V. Sankarapillai   +3 more
wiley   +1 more source

A 94/183 GHz multichannel radiometer for Convair flights [PDF]

open access: yes
A multichannel 94/183 GHz radiometer was designed, built, and installed on the NASA Convair 990 research aircraft to take data for hurricane penetration flights, SEASAT-A underflights for measuring rain and water vapor, and Nimbus-G underflights for new ...
Forsythe, R. E.   +3 more
core   +1 more source

How Can FengYun—3G Satellite Precipitation Radar and Microwave Imager Unveil Multi—Phase Hydrometeors?

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract The observations from Precipitation Measurement Radar (PMR) and Microwave Radiation Imager (MWRI‐RM) onboard FengYun‐3G satellite are first time utilized to derive multi‐phase hydrometeors in clouds. The FY‐3G hydrometeor retrieval algorithm utilizes the Advanced Radiative Transfer Modeling System (ARMS) as its core module. It incorporates PMR‐
Linjun Han, Fuzhong Weng, Xiuqing Hu
wiley   +1 more source

Remote Sensing Sediment–Albedo Feedbacks Affecting Ice Thickness on Taylor Valley Lakes, Antarctica

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract The McMurdo Dry Valleys are the largest unglaciated region in Antarctica and home to perennially frozen lakes. Thirty years of ice thickness measurements reveal meter‐scale fluctuations over decadal time scales. In this paper, we hypothesize that changing surface sediment dynamics alter ice albedo, changing the heat balance and thickness of ...
C. E. Dougherty   +4 more
wiley   +1 more source

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