Ca2 S8 Sm4

semiconductor

· Ca2 S8 Sm4

Ca₂S₈Sm₄ is a rare-earth sulfide semiconductor compound combining calcium, sulfur, and samarium in a mixed-valence structure. This material belongs to the family of lanthanide chalcogenides, which are primarily investigated in research settings for their optical, electronic, and luminescent properties rather than established industrial production. The compound's potential applications leverage rare-earth semiconductors' capacity for photon emission and electronic control, making it of interest in emerging technologies, though it remains largely in the experimental phase compared to conventional semiconductors.

rare-earth optoelectronics (research)luminescent materials developmentsolid-state physics researchnext-generation semiconductor researchphotonic device prototypingmaterials science experimentation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	75.03	GPa	—
Shear Modulus(G)	42.98	GPa	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.108	eV	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.281	eV/atom	—

Verified Unverified Low confidence (<80%) Link to source

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.

Ca2 S8 Sm4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control