Cu2NiHgS4

metal

· JVASP-155385· Cu2NiHgS4

Cu2NiHgS4 is a quaternary sulfide compound containing copper, nickel, and mercury—a research-phase material within the family of complex metal sulfides rather than an established commercial alloy. This composition falls outside conventional engineering metallurgy and appears to be of primary interest in materials science research, potentially for semiconductor, photovoltaic, or other functional material applications where the specific combination of transition metals and sulfur provides desired electronic or optical properties. Engineers would consider this material only in specialized research contexts or as a precursor phase, not for structural or general-purpose applications.

research compound (non-production)semiconductor materialsphotovoltaic researchtransition metal sulfidesfunctional materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2020	lb/in³	—

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

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

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.07460	eV/atom	—
Formation Energy(ΔHf)	-0.1963	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.

Cu2NiHgS4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control