Results 11 to 20 of about 3,492,387 (293)

Opacity and conductivity measurements in noble gases at conditions of planetary and stellar interiors. [PDF]

open access: yesProc Natl Acad Sci U S A, 2015
McWilliams RS   +4 more
europepmc   +2 more sources

Solubility models of CH4, CO2, and noble gases and their geological applications

open access: yesJournal of Natural Gas Geoscience, 2023
Solubility models for CH4, CO2, and noble gases are widely used in Earth Sciences, playing pivotal roles in the study of homogenization pressure of inclusions, paleoclimate variation, gas migration and accumulation, formation of helium-rich gas plays ...
Xiangrui Chen   +3 more
doaj   +1 more source

Noble gases and nitrogen in samples of asteroid Ryugu record its volatile sources and recent surface evolution

open access: yesScience, 2022
The near-Earth carbonaceous asteroid (162173) Ryugu is expected to contain volatile chemical species that could provide information on the origin of Earth’s volatiles. Samples of Ryugu were retrieved by the Hayabusa2 spacecraft. We measured noble gas and
R. Okazaki   +122 more
semanticscholar   +1 more source

Source identification of methane in groundwater in shale gas development areas: A critical review of the state of the art, prospects, and future challenges

open access: yesJournal of Groundwater Science and Engineering, 2021
Shale gas exploration and development carry the risk of causing groundwater contamination and enhancing the greenhouse effect through methane leakage. Identifying the source of abnormal methane in groundwater of shale gas development areas is becoming a ...
Zhao-xian Zheng   +2 more
doaj   +1 more source

Noble Gas Mass Spectrometry in Earth and Planetary Sciences

open access: yesCHIMIA, 2022
: Noble gases are very rare elements in most relevant samples in geochemistry and cosmochemistry. Noble gases may perhaps also look rather boring to chemists, as they do not form any stable compounds.
Rainer Wieler
doaj   +1 more source

Noble gas and neuroprotection: From bench to bedside

open access: yesFrontiers in Pharmacology, 2022
In recent years, inert gases such as helium, argon, and xenon have gained considerable attention for their medical value. Noble gases present an intriguing scientific paradox: although extremely chemically inert, they display a remarkable spectrum of ...
Haiying Yin   +4 more
doaj   +1 more source

The Use of Noble Gases to Constrain Subsurface Fluid Dynamics in the Hydrocarbon Systems

open access: yesFrontiers in Earth Science, 2022
Geochemical techniques have been widely applied to study the generation and migration of hydrocarbons in sedimentary basins over the last several decades.
Yan Li   +6 more
doaj   +1 more source

Noble gases in CM carbonaceous chondrites: Effect of parent body aqueous and thermal alteration and cosmic ray exposure ages

open access: yes, 2021
Like most primitive carbonaceous chondrites, the CM chondrites experienced varying degrees of asteroidal aqueous alteration, which may have overprinted pre-accretionary processing.
D. Krietsch   +5 more
semanticscholar   +1 more source

New Experimental Tools to Use Noble Gases as Artificial Tracers for Groundwater Flow

open access: yesFrontiers in Water, 2022
Labeling groundwater by injecting an artificial tracer is a standard and widely used method to study groundwater flow systems. Noble gases dissolved in groundwater are potentially ideal artificial tracers, as they are not subject to biogeochemical ...
Matthias S. Brennwald   +8 more
doaj   +1 more source

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