CsLaS2

ceramic

· CsLaS2

CsLaS₂ is a ternary sulfide ceramic compound combining cesium, lanthanum, and sulfur, belonging to the family of rare-earth chalcogenides. This is primarily a research material rather than an established commercial compound, investigated for potential applications in solid-state ionics, optical materials, and specialized ceramic coatings where its crystal structure and ionic conductivity properties may offer advantages in high-temperature or chemically aggressive environments.

solid-state electrolytes (research)optical ceramics (exploratory)high-temperature coatingsrare-earth chalcogenidesionic conductor developmentlaboratory/academic applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Dielectric Constant (Relative Permittivity)(εr)	9.095 range 4.969–13.22median of 2 measurements	-	—

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

Regulatory Screening

Environmental

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.

CsLaS2

Electrical Properties

Regulatory Screening

Environmental