Nb1 Cu3 S4

semiconductor

· Nb1 Cu3 S4

Nb₁Cu₃S₄ is a ternary sulfide semiconductor compound combining niobium, copper, and sulfur elements. This material belongs to the broader family of metal sulfides and chalcogenides, which are primarily investigated for optoelectronic, thermoelectric, and energy storage applications rather than established commercial use. As a research-phase compound, Nb₁Cu₃S₄ is of interest to materials scientists exploring novel semiconductors with tunable band gaps and mixed-valency chemistry that could enable next-generation devices, though it remains largely confined to academic investigation rather than mainstream industrial production.

experimental semiconductor researchthermoelectric device developmentphotovoltaic absorber layersenergy storage electrodescatalytic materials researchthin-film optoelectronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	41.47	GPa	—
Shear Modulus(G)	27.22	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.640	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6350	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.

Nb1 Cu3 S4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control