Ar-36
type: Concept
preferred label: آرگون 36 @fa
related: Ar-40/Ar-36

Ar-40
type: Concept
preferred label: آرگون 40 @fa
related: Ar-40/Ar-36

Ar-40/Ar-36
type: Concept
broader: argon
broader: stable isotope
preferred label: نسبت آرگون 40 به آرگون 36 @fa
related: Ar-36
related: Ar-40
related: isotope ratio

argon
type: Concept
narrower: Ar-40/Ar-36
preferred label: آرگون @fa

isotope ratio
type: Concept
preferred label: نسبت‌ایزوتوپی @fa
related: Ar-40/Ar-36

stable isotope
type: Concept
narrower: Ar-40/Ar-36
preferred label: ایزوتوپ پایدار @fa