TcSe2

semiconductor

· TcSe2

TcSe₂ is a layered transition metal dichalcogenide semiconductor compound composed of technetium and selenium. As a research material rather than a commercially established engineering material, it belongs to the TMD family known for potential applications in nanoelectronics, optoelectronics, and energy storage due to their tunable band gaps and strong light-matter interactions. Interest in TcSe₂ stems from its predicted electronic properties and the broader exploration of rare transition metal chalcogenides for next-generation devices where conventional semiconductors reach fundamental limits.

nanoelectronics research2D materials explorationoptoelectronic devicesenergy storage systemscatalytic applicationslaboratory/experimental use

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2528	lb/in³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.8800	eV	—
↳	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.2161	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.

TcSe2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control