NaYS — Properties & Data | MatWorld

NaYS

ceramic

· JVASP-135542· NaYS

NaYS is a sodium yttrium sulfide ceramic compound belonging to the rare-earth sulfide family. This material is primarily of research and development interest rather than established commercial production, investigated for its potential in optical, thermal management, and solid-state chemistry applications where rare-earth ceramics offer unique functional properties. The inclusion of yttrium provides opportunities for luminescence, high-temperature stability, and specialized electronic applications, making it relevant to engineers exploring advanced ceramic solutions in niche high-performance contexts.

optical ceramics researchrare-earth compoundshigh-temperature materials developmentsolid-state chemistrythermal management systemsspecialty ceramics prototyping

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	4,616.6	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.4700	-	DFT · OptB88vdW
Shear Modulus(G)	2,515	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.08291	lb/in³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.7961	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6671	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

NaYS

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental