K3SbS4 — Properties & Data | MatWorld

K3SbS4

ceramic

· K3SbS4

K3SbS4 is an inorganic ceramic compound belonging to the sulfide family, specifically a potassium antimony sulfide with potential applications in solid-state chemistry and materials research. This material is primarily of academic and research interest rather than established in widespread industrial production; it represents the broader class of chalcogenide ceramics being investigated for photonic, thermoelectric, and ion-conducting applications. Engineers would consider K3SbS4 when designing advanced functional ceramics where antimony sulfide chemistry offers advantages in optical transparency windows, thermal management, or solid electrolyte systems that conventional oxides cannot provide.

solid-state electrolytesresearch opticschalcogenide ceramicsthermoelectric materials developmentadvanced ceramics R&Dion-conducting compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	2,809.4	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.4400	-	DFT · OptB88vdW
Shear Modulus(G)	980.5	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.09718	lb/in³	DFT · OptB88vdW

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Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.005	eV	DFT · OptB88vdW
↳	3.055	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	7.873	-	DFT · OptB88vdW
↳	9.390	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)	3.854	-	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	0.1884	C/m²	DFT · OptB88vdW
↳	0.3925	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	3.970	%	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)	0.00800	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.007	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.

K3SbS4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental