Singular spectrum analysis of GPS derived ionospheric TEC variations over Nepal during the low solar activity period
Sign Up to like & getrecommendations! Published in 2020 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2020.01.014
Abstract: Abstract Accurate modeling of ionospheric total electron content (TEC) is an important aspect for mitigating the threats of trans-ionospheric delay error in satellite communication, earth observation, space-based navigation, timing applications as well as space weather… read more here.
Keywords: solar activity; analysis; gps derived; low solar ... See more keywords
Experimental assessment of a CO2 direct-expansion solar-assisted heat pump operating with capillary tubes and air-solar heat source
Sign Up to like & getrecommendations! Published in 2021 at "Solar Energy"
DOI: 10.1016/j.solener.2021.02.056
Abstract: Abstract This paper presents an experimental study on a direct-expansion solar-assisted heat pump (DX-SAHP) operating with capillary tubes in a transcritical carbon dioxide cycle. An air-solar dual-source evaporator is also proposed as an alternative to… read more here.
Keywords: capillary tubes; heat; direct expansion; radiation ... See more keywords
High temperature and low solar radiation during ripening differentially affect the composition of milky-white grains in rice (Oryza sativa L.)
Sign Up to like & getrecommendations! Published in 2018 at "Plant Production Science"
DOI: 10.1080/1343943x.2018.1520047
Abstract: ABSTRACT Temperatures and solar radiation during ripening critically affect grain appearance in rice (Oryza sativa L.). Climatic factors to induce chalky grains were analyzed under the experimental conditions of high-temperature and shading treatment and also… read more here.
Keywords: solar radiation; high temperature; low solar; white grains ... See more keywords
Role of low solar luminosity in the history of the biosphere
Sign Up to like & getrecommendations! Published in 2017 at "Geochemistry International"
DOI: 10.1134/s0016702917050068
Abstract: It was shown that the history of the biosphere is closely related to processes caused by low solar luminosity. Solar radiation is insufficient to maintain the Earth’s surface temperature above the freezing point of water.… read more here.
Keywords: carbon; atmospheric co2; co2; low solar ... See more keywords