KCrP2S7

metal
· JVASP-10088· KCrP2S7

KCrP₂S₇ is a mixed-metal thiophosphate compound combining chromium, potassium, phosphorus, and sulfur—a class of materials primarily explored in solid-state chemistry and materials research rather than established industrial production. This compound belongs to the family of sulfidic phosphates, which are investigated for potential applications in ion-conduction, catalysis, and energy storage due to their layered crystal structures and variable oxidation states. While not yet a mainstream engineering material, thiophosphates like KCrP₂S₇ represent an emerging research direction for researchers developing next-generation solid electrolytes, heterogeneous catalysts, and advanced ceramics where sulfur-based frameworks may offer advantages over oxide analogues.

solid-state electrolytes (research)catalytic materials (development)ion conductors (experimental)ceramic composites (exploratory)energy storage systems (emerging)

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
25.98
GPa—
Poisson's Ratio(ν)
0.2800
-—
Shear Modulus(G)
14.71
GPa—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
2.443
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
1.153
eV—
Dielectric Constant (Relative Permittivity)(εr)
43.55
-—
Magnetic Moment(μB)
3.000
µB—
Piezoelectric Modulus(eij)
0.2136
C/m²—
Seebeck Coefficient(S)
-224.6
µV/K—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom—
Formation Energy(ΔHf)
-0.5998
eV/atom—
Verified Unverified Low confidence (<80%) Link to source

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.