Cu2SiHgS4

metal
· JVASP-154118· Cu2SiHgS4

Cu2SiHgS4 is a quaternary chalcogenide compound containing copper, silicon, mercury, and sulfur—a specialized material from the family of semiconducting and optoelectronic chalcogenides. This is primarily a research-phase material studied for potential applications in photovoltaics, thermoelectrics, and nonlinear optical devices, where the combination of mercury and sulfur can produce interesting band-gap and carrier transport properties. Engineers would consider this material in specialized optoelectronic or energy conversion contexts where the unique electronic structure of mixed-metal chalcogenides offers advantages over conventional semiconductors, though commercial deployment remains limited pending further development and toxicity/stability assessment.

photovoltaic researchthermoelectric materialsnonlinear opticssemiconductor compoundsexperimental optoelectronicschalcogenide device development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
10,249.8
ksi—
Poisson's Ratio(ν)
0.3300
-—
Shear Modulus(G)
3,968.2
ksi—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.1845
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.3710
eV—
Magnetic Moment(μB)
0.000
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.00500
eV/atom—
Formation Energy(ΔHf)
-0.4019
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.