BPS4 — Properties & Data | MatWorld

BPS4

ceramic

· BPS4

BPS4 is a ceramic compound belonging to the layered materials family, characterized by relatively low density and moderate mechanical stiffness that make it suitable for lightweight structural applications. While specific industrial deployment is limited in published literature, materials in this class are actively investigated for advanced applications requiring combined properties of low weight, thermal stability, and reasonable mechanical strength—particularly in aerospace, thermal management, and emerging electronic device contexts. The material's layered structure suggests potential for exfoliation-based applications or composite reinforcement, making it of interest to researchers developing next-generation ceramic composites and thin-film technologies.

lightweight structural ceramicscomposite reinforcementthermal management systemsaerospace componentsresearch/advanced applicationslayered material applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	26.68	GPa	DFT · OptB88vdW
Exfoliation Energy(Eexf)	82.40	meV/atom	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3200	-	DFT · OptB88vdW
Shear Modulus(G)	16.01	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.162	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.932	eV	DFT · OptB88vdW
↳	2.811	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	9.508	-	DFT · OptB88vdW
↳	4.060	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	5.535	-	DFT · OptB88vdW
↳	4.608	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.08964	C/m²	DFT · OptB88vdW
↳	0.01075	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00151	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00157	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-265.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	324.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	7.030	%	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)	-0.3117	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.

BPS4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental