LiAlAs2O7

ceramic

· LiAlAs2O7

LiAlAs₂O₇ is a lithium aluminum arsenate ceramic compound belonging to the mixed-metal oxide family. This material is primarily of research and developmental interest rather than established industrial production, with potential applications in solid-state ionics and specialized optical or electronic device contexts where lithium-containing ceramics offer ionic conductivity or unique dielectric properties. Engineers would consider this compound in exploratory projects requiring lithium-ion transport or in niche applications where its specific crystal structure and compositional characteristics provide advantages over more conventional ceramic alternatives.

solid-state battery researchlithium-ion conductorsoptical ceramics (developmental)electronic device materials (experimental)high-temperature insulatorscrystal growth substrates (research)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1454	lb/in³	DFT · OptB88vdW

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)	3.327	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	13.22	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	3.558	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.2578	C/m²	DFT · OptB88vdW
↳	0.6317	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	33.27	%	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)	0.01940	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.911	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.

LiAlAs2O7 — Properties & Data | MatWorld

LiAlAs2O7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental