noble gas


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noble gas

Any of the six colorless, odorless, minimally chemically reactive gaseous elements found in group 18 of the periodic table. The gases are argon, helium, krypton, neon, radon, and xenon. Synonym: inert gas
See also: gas
References in periodicals archive ?
During its campaign, LACE also detected the noble gas argon on the lunar surface.
This element is between tellurium and the noble gas xenon.
Second, polarization of the rubidium atoms is transferred to the noble gas nuclei via hyperfine interactions during atomic collisions.
Voluntary ex ante transparency notice: Acquisition of a Thermo-Scientific Helix magnetic-sector noble gas mass-spectrometer to Section of Earth and Planetary System Science, Natural History Museum of Denmark, University of Copenhagen.
While argon comprises only a tiny fraction of the gases lost to space from Mars, it is special because it's a noble gas.
Rather, something else fills that space-possibly a noble gas, a class of elements that includes argon, krypton and xenon.
Elemental and isotope ratio mass spectrometers sold by Waters' Micromass division include noble gas MS, ICP-MS and thermal ionization MS instruments.
Manufacture, supply and commissioning of a HELIX noble gas mass spectrometer.
Argon is a noble gas which, being chemically inert, is an ideal element to monitor atmospheric change.