Results 81 to 90 of about 1,212,853 (207)

The distribution characteristics of heavy metals and Pb isotopes in the sediments of the Fuhe River, South China: Implication for anthropogenic influences

open access: yesEnvironmental Research Communications
Fuhe River is the second largest river that flows into Poyang Lake, the largest freshwater lake in China. With rapid socioeconomic development, heavy metal pollution in its sediments has become increasingly severe. To clarify the distribution and sources
Zheng Fangwen   +7 more
doaj   +1 more source

Diffusion of Hydrogen Isotopes in Zirconium Alloys

open access: yesHe huaxue yu fangshe huaxue
Tritium is a common radioactive product in nuclear power plants. It is easy to diffuse, penetrate and be easily absorbed by organisms due to its small atomic radius.
Long WANG   +6 more
doaj   +1 more source

Shock and Cosmic-Ray Chemistry Associated with the Supernova Remnant W28

open access: yesThe Astrophysical Journal
Supernova remnants (SNRs) exert a strong influence on the physics and chemistry of the nearby molecular clouds through shock waves and the cosmic rays (CRs) they accelerate.
Tian-yu Tu   +4 more
doaj   +1 more source

A Rare Glimpse of Paleoproterozoic Sub‐Arc Mantle: The Ussuit Peridotite, West Greenland

open access: yesGeochemistry, Geophysics, Geosystems
Mantle residues beneath Archean cratonic nuclei have been extensively studied, whereas less attention has been given to the mantle lithosphere beneath Proterozoic mobile belts that link these nuclei.
T. McIntyre   +6 more
doaj   +1 more source

Cr isotope systematics of Ureilites

open access: yesAbstracts of Annual Meeting of the Geochemical Society of Japan, 2010
Yamakawa, Akane   +3 more
openaire   +1 more source

Isotopic and molecular analysis of Antarctic CR chondrites

open access: yesIsotopic and molecular analysis of Antarctic CR chondrites
第8回極域科学シンポジウム/個別セッション:[OA] 南極隕石 12月6日(水)国語研究所 2階講堂 The Eighth Symposium on Polar Science/Ordinary sessions: [OA] Antarctic meteorites Wed.
openaire  

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