KCr5S8 — Properties & Data | MatWorld

KCr5S8

metal

· JVASP-10890· KCr5S8

KCr5S8 is a chromium-sulfur intermetallic compound belonging to the metal sulfide family, characterized by a stoichiometric ratio of chromium to sulfur that creates a discrete crystalline phase. This material is primarily of research interest for potential applications in high-temperature structural components and wear-resistant coatings, where the chromium-sulfur bonding can provide enhanced hardness and thermal stability compared to conventional alloys. Its use remains largely experimental and academic, with development focused on understanding its mechanical behavior and compatibility with conventional engineering systems.

high-temperature structural researchwear-resistant coating developmentintermetallic compound characterizationmaterials science researchcorrosion-resistant applications (experimental)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1312	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.1730	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	128.2	-	DFT · OptB88vdW
Magnetic Moment(μB)	8.986	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000245	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000342	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-136	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	140.7	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.8973	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

Export Control

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.

KCr5S8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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