Em.X-ray

prefLabel: PrefLabel::em.X-ray

Definition: Definition::X-ray part of the spectrum

ScopeNote: ScopeNote::S: stands for only secondary: the word cannot be used as the first word to describe a single quantity

Narrower : Narrower::em.X-ray.medium

Narrower : Narrower::em.X-ray.hard

Narrower : Narrower::em.X-ray.soft

Broader : Broader::em