Cr5 Se8 Tl1

semiconductor

· Cr5 Se8 Tl1

Cr₅Se₈Tl₁ is a mixed-metal selenide compound combining chromium, selenium, and thallium in a layered or complex crystal structure. This is a research-phase semiconductor material, not yet widely commercialized; it belongs to the family of multinary chalcogenides being investigated for potential optoelectronic and solid-state applications where the combination of transition metal (Cr) and post-transition metal (Tl) behavior might offer tunable electronic or photonic properties. Interest in such ternary/quaternary selenides stems from their potential in photovoltaics, thermoelectrics, or novel switching devices, though material maturity, toxicity concerns (thallium), and reproducible synthesis remain significant engineering barriers compared to established semiconductor alternatives.

experimental photovoltaicsthermoelectric materials researchsemiconductor device developmentoptoelectronic thin filmsmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000400	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5220	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.

Cr5 Se8 Tl1

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control