Cu2 Hg1 I4

semiconductor

· Cu2 Hg1 I4

Cu₂Hg₁I₄ is a ternary semiconductor compound composed of copper, mercury, and iodine, belonging to the family of mixed-halide semiconductors with potential for optoelectronic applications. This material is primarily of research interest rather than established industrial production, explored for its electronic band structure and photon interaction properties in the context of next-generation photovoltaic and radiation detection devices. The copper-mercury-iodide system represents an experimental alternative to conventional semiconductors, with potential advantages in tunable bandgap and solution-processability compared to rigid inorganic semiconductors, though material stability and scalability remain active research challenges.

experimental photovoltaic materialsradiation detection researchoptoelectronic device developmentsemiconductor researchhalide perovskite alternativesthin-film electronics prototyping

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	23.30	GPa	—
Shear Modulus(G)	9.280	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.2967	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1960	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 Hg1 I4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control