Cu2 Se4 Sn1 Hg1

semiconductor

· Cu2 Se4 Sn1 Hg1

Cu₂Se₄Sn₁Hg₁ is a quaternary semiconductor compound combining copper, selenium, tin, and mercury—a research-phase material in the chalcogenide semiconductor family. This composition represents an experimental alloy system with potential applications in thermoelectric devices and photovoltaic research, where the combination of elements may offer tunable bandgap or enhanced carrier transport properties compared to binary or ternary alternatives. Engineers would consider this material primarily in advanced materials R&D contexts rather than established industrial production.

thermoelectric devicesphotovoltaic researchchalcogenide semiconductorsbandgap engineeringexperimental materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	7,981.9	ksi	—
Shear Modulus(G)	2,854.3	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01750	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2490	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.

Cu2 Se4 Sn1 Hg1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control