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... > Physical system > Sample > Sample handling > Storage condition > Gas atmosphere > Argon
... > Physical system > Processing and Treatment (for both Material and Sample) > Treatment > Heat-treatment > Heat-treatment description > Atmosphere > Inert atmosphere > Argon

Preferred term

Argon  

Definition

  • 1. Argon (Ar), chemical element, inert gas of Group 18 (noble gases) of the periodic table, terrestrially the most abundant and industrially the most frequently used of the noble gases. (Brittanica). 2. Argon is a chemical element; it has symbol Ar and atomic number 18. It is in group 18 of the periodic table and is a noble gas. Argon is the third most abundant gas in Earth's atmosphere, at 0.934% (9340 ppmv). (Ontobee, Chebi, https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:49474)

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https://purls.helmholtz-metadaten.de/evoks/sdv/Argon

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