Nernst glower
type: Concept
broader: infrared spectrophotometer source
preferred label: افروزه نرنست @fa
related: yttrium oxide

infrared spectrophotometer source
type: Concept
narrower: Nernst glower
preferred label: چشمه طیف‌نور‌سنج زیرقرمز @fa

yttrium oxide
type: Concept
preferred label: ایتریم اکسید @fa
related: Nernst glower