Se4 In2 Tl2

semiconductor

· Se4 In2 Tl2

Se₄In₂Tl₂ is a quaternary semiconductor compound combining selenium, indium, and thallium in a fixed stoichiometric ratio. This is a research-phase material rather than a widely commercialized semiconductor; it belongs to the family of mixed-metal chalcogenide semiconductors being investigated for optoelectronic and photovoltaic applications where tunable bandgap and carrier transport properties are valuable. The material is notable within the broader context of alternative semiconductor platforms for infrared detection, thin-film photovoltaics, and next-generation electronic devices where conventional silicon or III-V compounds may be cost-prohibitive or functionally limiting.

infrared detectorsthin-film photovoltaicsoptoelectronic researchsemiconductor device developmentnext-generation electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	4,235.1	ksi	—
Shear Modulus(G)	2,111.7	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.9733	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5390	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.

Se4 In2 Tl2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control