La3GaCuSe7

semiconductor
· La3GaCuSe7

La3GaCuSe7 is a quaternary semiconductor compound combining lanthanum, gallium, copper, and selenium—belonging to the family of mixed-metal chalcogenides. This is a research-phase material of interest for optoelectronic and photovoltaic applications due to its tunable band gap and potential for efficient light absorption in the visible-to-infrared range. While not yet deployed in high-volume commercial products, materials in this chemical family are being investigated as alternatives to conventional semiconductors for solar cells, photodetectors, and nonlinear optical devices where cost, earth-abundance, and performance trade-offs favor complex ternary or quaternary compositions over binary or simple ternary systems.

photovoltaic researchphotodetectorsoptoelectronicsnonlinear optical devicesexperimental semiconductor compoundsthin-film solar cells

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
5.955
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
1.360
eV—
↳
0.000
eV—
Magnetic Moment(μB)
0.000
µB—
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.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom—
Formation Energy(ΔHf)
-1.526
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.