TlCr5S5Se3

semiconductor

· TlCr5S5Se3

TlCr5S5Se3 is a mixed-chalcogenide semiconductor compound containing thallium, chromium, sulfur, and selenium, belonging to the family of layered transition-metal chalcogenides. This is a research-phase material that has not achieved widespread industrial adoption; it is studied primarily for its potential in optoelectronic and thermoelectric applications due to the tunable electronic structure enabled by its layered crystal architecture and mixed-anion composition. Interest in this compound stems from the broader investigation of Tl-based and Cr-based chalcogenides as alternatives to conventional semiconductors for next-generation energy conversion and light-emission devices.

experimental semiconductorsthermoelectric materials researchoptoelectronic devices (early-stage)photovoltaic material developmenthigh-temperature electronics researchmaterials for extreme environment sensing

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.8900	eV	—

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.

TlCr5S5Se3

Electrical Properties

Regulatory Screening

Environmental

Export Control