SrAl2B2O7 — Properties & Data | MatWorld

SrAl2B2O7

ceramic

· SrAl2B2O7

SrAl2B2O7 is an aluminate borate ceramic compound combining strontium, aluminum, and boron oxide phases. This material belongs to the family of advanced ceramics developed for high-temperature and specialty applications where thermal stability and chemical resistance are priorities. While primarily a research and development compound rather than a widely commercialized grade, materials in this composition family are investigated for applications requiring thermal insulation, refractory behavior, or optical properties in demanding environments.

high-temperature insulationrefractory applicationsthermal barrier coatingsadvanced ceramics researchspecialty optical materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	2.682	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	4.755	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	5.904	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.2549	C/m²	DFT · OptB88vdW
↳	0.3245	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.000752	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000179	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-129.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	451.9	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.03020	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.051	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.

SrAl2B2O7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental