Results 231 to 240 of about 5,732,959 (308)

Geochemical and granulometric fingerprints of 8200 years of westerly wind variability in inner‐fjord lake sediments from Svalbard

open access: yesBoreas, EarlyView.
The Arctic is warming faster than any other region on Earth. As sea ice diminishes, the surface boundary conditions, such as roughness and air–sea coupling, change and open‐water fetch increases. This may enhance wind forcing on Arctic coasts. Lake sediments can record these changes through the deposition of wind‐blown grains and elements, offering ...
Zofia Stachowska   +5 more
wiley   +1 more source

Geochemical characteristics, hazards impact assessment and radiogenic heat production of the alkaline rocks. [PDF]

open access: yesSci Rep
Sidique E   +6 more
europepmc   +1 more source

Geochemical Characteristics of Mercury in Oil and Gas

open access: yesIOP Conference Series: Earth and Environmental Science, 2017
Qituan Yan, Zhongxi Han, Shuying Wang
openaire   +1 more source

Lead isotope evidence for Antarctic Ice Sheet changes in the Weddell Sea sector since the Last Glacial Maximum

open access: yesBoreas, EarlyView.
The Weddell Sea influences global ocean circulation and sea level through modulating Antarctic Bottom Water formation and Antarctic Ice Sheet discharges, but the history of ice‐sheet dynamics in this region remains poorly constrained due to limited well‐dated geological records.
Huang Huang   +9 more
wiley   +1 more source

Geochemical Characteristics and Origin of Sinian-Cambrian Natural Gas in Penglai Gas Area, Sichuan Basin. [PDF]

open access: yesACS Omega
Zhang L   +10 more
europepmc   +1 more source

Hydrothermal origin of metabolic phosphorylation

open access: yesThe FEBS Journal, EarlyView.
Serpentinizing hydrothermal vents are candidate sites for biochemical origins. They generate extremely reducing conditions, depositing phosphite (HPO32−) and transition metals, including palladium, in the native (zero‐valent) state. Schlikker et al.
Manon L. Schlikker   +5 more
wiley   +1 more source

Appraisal of Six Natural Mica Reference Materials for In Situ Rb‐Sr Geochronology

open access: yesGeostandards and Geoanalytical Research, EarlyView.
Key Points Evaluated six natural mica reference materials for in situ LA‐ICP‐MS/MS Rb‐Sr geochronology using geochemical, microstructural and isotopic characterisation. Identified robust primary reference materials: Mount Dromedary biotite (99.37 Ma) and Mica‐Fe biotite (307.75 Ma). La Posta biotite and Högsbo muscovite are suitable secondary reference
Hugo K.H. Olierook   +38 more
wiley   +1 more source

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