H2S — Properties & Data | MatWorld

H2S

ceramic

· H2S

H₂S (hydrogen sulfide) in ceramic form refers to solid-state hydrogen sulfide compounds or H₂S-derived ceramic materials, typically studied for their ionic conductivity and electrochemical properties. This material class is primarily investigated in research contexts for solid electrolyte applications, particularly in fuel cells, batteries, and gas sensing devices, where sulfide-based ceramics offer potential advantages in ion transport at moderate temperatures compared to traditional oxide ceramics.

solid electrolyteselectrochemical fuel cellsbattery materials researchgas sensorsionic conductivity applicationsalternative ceramics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	8.610	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	5.610	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	1.191	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	4.550	eV	DFT · OptB88vdW
↳	5.562	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	5.500	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.469	-	DFT · OptB88vdW
↳	2.804	-	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)	0.2231	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00260	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00104	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-258.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	419.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	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)	0.04250	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.09570	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.

H2S

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental