NaCaAs — Properties & Data | MatWorld

NaCaAs

ceramic

· NaCaAs

NaCaAs is an inorganic ceramic compound belonging to the ternary calcium-sodium-arsenic oxide family, representing a specialized composition within advanced ceramic materials research. This material is primarily investigated in academic and research settings rather than established industrial production, with potential applications in semiconductor-related research, specialized optical systems, or high-temperature ceramic applications where arsenic-containing compounds offer unique properties. Engineers would consider this material primarily for experimental or niche applications where conventional ceramics are insufficient, though its relative rarity in commercial databases suggests limited current industrial adoption.

Experimental ceramics researchSemiconductor substrate materialsHigh-temperature ceramic applicationsSpecialized optical materialsMaterials science researchAdvanced compound screening

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	35.53	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2400	-	DFT · OptB88vdW
Shear Modulus(G)	22.52	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.773	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.691	eV	DFT · OptB88vdW
↳	2.425	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)3 entries	10.30	-	DFT · OptB88vdW
↳	10.71	-	DFT · PBE
↳	8.567 range 6.587–10.55median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	7.329	-	DFT · OptB88vdW
↳	5.715	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	0.00100 range 0.000–0.00200median of 2 measurements	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.1330	C/m²	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	14.12	%	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)	0.01470	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.9529	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.

NaCaAs

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental