Tm4 Mn2 S8

semiconductor

· Tm4 Mn2 S8

Tm₄Mn₂S₈ is a ternary sulfide semiconductor compound combining thulium, manganese, and sulfur elements, representing an emerging material within the rare-earth transition-metal chalcogenide family. This material is primarily of research interest for next-generation optoelectronic and thermoelectric applications, where the combination of rare-earth and magnetic transition-metal components offers potential for tunable electronic band structure and unusual magnetic properties not available in conventional binary semiconductors.

optoelectronic devices (research)thermoelectric energy conversionmagnetic semiconductor applicationsquantum materials researchthin-film photovoltaics (experimental)infrared detectors (development stage)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.05400	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.722	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.

Tm4 Mn2 S8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control