Rb2TaCuS4

metal
· JVASP-10880· Rb2TaCuS4

Rb2TaCuS4 is a mixed-metal sulfide compound containing rubidium, tantalum, and copper, representing an experimental quaternary chalcogenide material rather than a conventional alloy or engineering metal. This class of materials is primarily investigated in solid-state chemistry and materials research for potential applications in photocatalysis, ion conductivity, and semiconductor technologies, where the combination of transition metals (tantalum, copper) with alkali metals (rubidium) in a sulfide lattice can produce unique electronic and ionic properties. Engineers would consider such materials only in advanced research contexts where novel functional properties—rather than conventional mechanical strength—are the design driver.

experimental semiconductorsphotocatalytic materials researchsolid-state ion conductorschalcogenide compound developmentmaterials science research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
0.1465
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
2.398
eV—
Magnetic Moment(μB)
0.000
µB—
Seebeck Coefficient(S)
-324.6
µV/K—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom—
Formation Energy(ΔHf)
-1.210
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.