YAs3

ceramic

· JVASP-37584· YAs3

YAs3 is a ternary ceramic compound in the yttrium-arsenic oxide system, likely a rare-earth arsenate used in specialized research and functional material applications. This material belongs to a class of mixed-metal oxides that has been explored for optical, electronic, and thermal management properties in advanced ceramics. YAs3 represents a niche research compound with potential applications in high-temperature environments or as a functional component in semiconductor or photonic devices where yttrium-based ceramics are advantageous.

high-temperature ceramicsoptical compoundssemiconductor devicesresearch materialsthermal managementfunctional ceramics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2155	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00189	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00187	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-6.143	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-6.180	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2924	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5294	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.

YAs3 — Properties & Data | MatWorld

YAs3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental