Results 11 to 20 of about 108,521 (301)

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

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

Advancement of radioactive material removal system by silver zeolite (Quantitative evaluation of noble gas adsorption characteristics by XeA and construction of noble gas adsorption system)

open access: yesNihon Kikai Gakkai ronbunshu, 2022
In nuclear power plants, measures against radioactive noble gases are required. Until now, special activated carbon that easily adsorbs noble gases has been used in some nuclear facilities. However, activated carbon has a small adsorption capacity and is
Toshiki KOBAYASHI   +7 more
doaj   +1 more source

Determination of natural in vivo noble-gas concentrations in human blood. [PDF]

open access: yesPLoS ONE, 2014
Although the naturally occurring atmospheric noble gases He, Ne, Ar, Kr, and Xe possess great potential as tracers for studying gas exchange in living beings, no direct analytical technique exists for simultaneously determining the absolute ...
Yama Tomonaga   +4 more
doaj   +1 more source

Geochemical Characteristics and Gas Source Contributions of Noble Gases of the Sulige Large Tight Gas Field of Upper Paleozoic in Ordos Basin, China

open access: yesFrontiers in Earth Science, 2022
Tight gas is the fastest developing unconventional natural gas resource, becoming the principal part for gas reserves and production growth in China. The Sulige gas field is the largest gas field and also the typical low porosity and low permeability ...
Wang Xiaobo   +18 more
doaj   +1 more source

High-pressure crystallography shows noble gas intervention into protein-lipid interaction and suggests a model for anaesthetic action

open access: yesCommunications Biology, 2022
Noble gases are known to interact with proteins and can be good anaesthetics in hyperbaric conditions. This study identifies argon and krypton binding sites on membrane proteins and proposes as a hypothesis that noble gases, by altering protein/lipid ...
Igor Melnikov   +17 more
doaj   +1 more source

Mineral Crushing Methods for Noble Gas Analyses of Fluid Inclusions

open access: yesGeofluids, 2023
Noble gases are frequently probed for investigating fluid inclusions in minerals to unravel rock-forming processes through time. Over the last decades, heating and crushing have been the two main methods applied for noble gas extraction from fluid ...
C. Wilske   +5 more
doaj   +1 more source

On the Nature of the Partial Covalent Bond between Noble Gas Elements and Noble Metal Atoms

open access: yesMolecules, 2023
This article provides a discussion on the nature of bonding between noble gases (Ng) and noble metals (M) from a quantum chemical perspective by investigating compounds such as NgMY (Y=CN, O, NO3, SO4, CO3), [NgM−(bipy)]+, NgMCCH, and MCCNgH complexes ...
Ranita Pal, Pratim Kumar Chattaraj
doaj   +1 more source

Selective Noble Gas Inclusion in Pentagon-Dodecahedral X20-Cages

open access: yesMolecules, 2023
Using DFT-based computational chemistry calculations (ωB97XD/def2-tzvp//ωB97XD/def2-svp/svpfit + ZPE(ωB97XD/def2-svp/svpfit)), binding energies of noble gases encapsulated in a series of dodecahedrane molecules (general formula: X20H20 where X = C, Si ...
Christopher Weinert   +3 more
doaj   +1 more source

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