Results 21 to 30 of about 15,721 (298)

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

Noble gases in the Cameroon line and the He, Ne, and Ar isotopic compositions of high mu (HIMU) mantle [PDF]

open access: yes, 1999
Ultramafic xenoliths, basaltic lavas, and CO2 gases from the Cameroon line volcanic chain provide the first characterization of combined He, Ne, and Ar isotopes in a high-time-integrated 238U/204Pb = μ (HIMU) magmatic system. Helium isotopic compositions
Alex N. Halliday   +16 more
core   +1 more source

Noble gases of Yamato 980459 shergottite [PDF]

open access: yes, 2004
P(論文)Isotopic ratios and concentrations of noble gases were determined for the Yamato (Y) 980459 olivine-phyric shergottite with a stepped heating extraction method.
Okazaki,Ryuji, Nagao,Keisuke
core   +2 more sources

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

(Table 1) Isotopic composition of noble gases from metasediments [PDF]

open access: yes, 2009
(Table 1) Isotopic composition of noble gases from ...
Altherr, Rainer   +5 more
core   +1 more source

Noble gases in ureilites released by crushing [PDF]

open access: yes, 2003
Noble gases in two ureilites, Kenna and Allan Hills (ALH) 78019, were measured with two extraction methods: mechanical crushing in a vacuum and heating. Large amounts of noble gases were released by crushing, up to 26.5% of 132Xe from ALH 78019 relative ...
Takaoka, N.   +3 more
core   +3 more sources

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

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

A technique for detection of WWER fuel failures by activity of Xe radionuclides during reactor operation [PDF]

open access: yesNuclear Energy and Technology, 2018
Fuel failures during operation of Nuclear Power Plants (NPPs) may lead to substantial economic losses. Negative effects of reactor operation with leaking fuel in the core may be reduced if fuel failures are detected in due time of the cycle.
Peter M. Kalinichev   +2 more
doaj   +3 more sources

Noble Gases in Lakes and Ground Waters [PDF]

open access: yes, 2002
In contrast to most other fields of noble gas geochemistry that mostly regard atmospheric noble gases as 'contamination,' air-derived noble gases make up the far largest and hence most important contribution to the noble gas abundance in meteoric waters,
Peeters, Frank   +3 more
core   +1 more source

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