KNd2CuS4

metal

· JVASP-154463· KNd2CuS4

KNd2CuS4 is a ternary sulfide compound combining potassium, neodymium, and copper in a layered crystal structure. This is a research-phase material studied primarily for its potential in thermoelectric and photovoltaic applications, where mixed-valence transition metal sulfides show promise for energy conversion due to their tunable electronic and thermal properties. The compound belongs to the family of rare-earth copper sulfides, which are being investigated as alternatives to conventional semiconductors in niche applications where chemical stability and cost advantages over traditional materials may prove significant.

thermoelectric energy conversionphotovoltaic researchrare-earth compound developmentsemiconductor alternativesexploratory solid-state materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.400	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.9160	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-1.774	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.

KNd2CuS4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control