Ca(GdS2)2

semiconductor

· Ca(GdS2)2

Ca(GdS₂)₂ is a ternary chalcogenide semiconductor compound composed of calcium, gadolinium, and sulfur, belonging to the broader family of rare-earth sulfide materials. This is a research-phase compound studied primarily for its potential in photonic and optoelectronic applications, where rare-earth sulfides are explored for their tunable bandgaps and luminescent properties. The material remains largely experimental; adoption in engineering would depend on demonstrating cost-effective synthesis, thermal stability, and reproducible performance relative to established alternatives like rare-earth oxides or conventional semiconductors.

rare-earth photonics (research)optical coatings (developmental)luminescent devices (experimental)thermal imaging materials (potential)quantum dots (research context)solid-state lighting (theoretical applications)

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.550	eV	—

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Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

Ca(GdS2)2

Electrical Properties

Regulatory Screening

Environmental

Export Control