Ca2As — Properties & Data | MatWorld

Ca2As

ceramic

· JVASP-15879· Ca2As

Ca2As is an inorganic ceramic compound composed of calcium and arsenic, belonging to the family of binary metal arsenides. This material is primarily of research interest rather than established commercial production, with potential applications in semiconducting and optoelectronic device research due to its crystalline structure and electronic properties inherent to metal arsenide systems.

Semiconductor researchOptoelectronic devicesHigh-temperature ceramicsMaterials science investigationThermal management applicationsExperimental electronic compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	42.64	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.1900	-	DFT · OptB88vdW
Shear Modulus(G)	33.41	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	3.197	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.01100	eV	DFT · OptB88vdW
↳	0.03800	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	15.09	-	DFT · OptB88vdW
↳	11.81	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000853	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000859	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	11.67	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	38.07	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	5.840	%	DFT · TBmBJ

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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02860	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.057	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.

Ca2As

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental