Te4 Au4 I4

semiconductor

· Te4 Au4 I4

Te4Au4I4 is an intermetallic semiconductor compound combining tellurium, gold, and iodine in a stoichiometric ratio. This is a research-phase material within the family of mixed-halide and chalcogenide semiconductors, studied primarily for optoelectronic and photovoltaic applications where the combination of heavy elements and halide chemistry offers tunable band gaps and potential for improved light absorption. While not yet commercialized at production scale, compounds in this chemical family are being investigated as alternatives to conventional semiconductors in niche applications requiring specific electronic or optical properties.

experimental photovoltaic devicesoptoelectronic researchradiation detectionsemiconductor research (not production)halide compound development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	21.52	GPa	—
Shear Modulus(G)	9.613	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.8524	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.09900	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.

Te4 Au4 I4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control