Ba2S3

Name: Ba2S3
Brand: MatWorld

ceramic

· JVASP-12975· Ba2S3

Ba₂S₃ is an inorganic ceramic compound belonging to the barium chalcogenide family, composed of barium and sulfur. This material is primarily of research interest rather than widely commercialized; it is studied for potential applications in solid-state ionic conductors, photonic materials, and specialized optical or electrochemical devices where its crystal structure and ionic properties may be exploited. Engineers consider barium sulfides in niche applications requiring sulfide-based ceramics with specific thermal or electronic transport characteristics, though commercial availability and processing data are limited compared to more established ceramic families.

solid-state ion conductorsresearch ceramicsoptical/photonic materialselectrochemical systemshigh-temperature phase-change applicationsspecialty inorganic synthesis

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	5,766.7	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3200	-	DFT · OptB88vdW
Shear Modulus(G)	2,533.8	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1527	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.548	eV	DFT · OptB88vdW
↳	2.783	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	5.827	-	DFT · OptB88vdW
↳	4.611	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00420	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	-305.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	309.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	7.430	%	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.04870	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.808	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.

Ba2S3 — Properties & Data | MatWorld

Ba2S3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental