U2 Si2 Se2

semiconductor

· U2 Si2 Se2

U2Si2Se2 is an experimental ternary semiconductor compound combining uranium, silicon, and selenium. This material belongs to the family of transition metal chalcogenides and represents an emerging research direction in nuclear materials science and advanced semiconductors, with potential applications where radiation tolerance and unique electronic properties are needed. While not yet commercialized, compounds in this chemical family are of interest for next-generation nuclear reactor materials, radiation detection systems, and specialized optoelectronic devices due to their potential for enhanced defect tolerance compared to conventional semiconductors.

nuclear reactor materials (research)radiation detector developmentchalcogenide semiconductorsadvanced optoelectronics (exploratory)materials science researchhigh-temperature semiconductor applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	14,067.1	ksi	—
Shear Modulus(G)	9,252.4	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00300	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7830	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.

U2 Si2 Se2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control