Y4 Cu4 Pb4 S12 — Properties & Data | MatWorld

Y4 Cu4 Pb4 S12

semiconductor

· Y4 Cu4 Pb4 S12

Y4Cu4Pb4S12 is a quaternary sulfide compound combining rare-earth (yttrium), transition metal (copper), post-transition metal (lead), and chalcogen (sulfur) elements. This is a research-phase material studied primarily for its electronic and photonic properties within the broader family of complex sulfide semiconductors. Potential applications include thermoelectric energy conversion, photovoltaic devices, and optoelectronic components, where the mixed-metal composition offers tunable band structure and phonon-scattering characteristics; however, practical industrial adoption remains limited and the material is primarily of academic interest for fundamental solid-state physics and materials design research.

Thermoelectric devicesPhotovoltaic researchOptoelectronic semiconductorsHigh-temperature energy conversionAdvanced materials researchSolid-state physics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.671	eV	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.239	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.

Y4 Cu4 Pb4 S12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control