NaSrAs — Properties & Data | MatWorld

NaSrAs

ceramic

· NaSrAs

NaSrAs is an inorganic ceramic compound belonging to the ternary arsenide family, combining sodium, strontium, and arsenic elements in a crystalline structure. This is a research-stage material with limited industrial deployment; it is primarily investigated for its electronic and optical properties within the broader class of semiconductor ceramics and intermetallic compounds. The material's potential applications lie in specialized optoelectronic devices and solid-state physics research, where its unique crystal structure and intermediate mechanical properties may offer advantages in niche applications that conventional semiconductors cannot fulfill.

optoelectronic researchsemiconductor ceramicssolid-state device developmentmaterials science researchspecialized electronic applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	15.57 range 12.28–18.86median of 2 measurements	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2700	-	DFT · OptB88vdW
Shear Modulus(G)	6.890 range 4.790–8.990median of 2 measurements	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	3.802	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.059	eV	DFT · OptB88vdW
↳	1.899	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)3 entries	18.77	-	DFT · OptB88vdW
↳	19.25	-	DFT · PBE
↳	13.40 range 8.750–18.05median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	9.141	-	DFT · OptB88vdW
↳	6.952	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	0.1633	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.103	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.1277	C/m²	DFT · OptB88vdW
↳	0.1491	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.000492	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00125	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-66.34	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	204.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	25.17	%	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.9731	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.

NaSrAs

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental