Cr2 Se2

semiconductor

· Cr2 Se2

Cr₂Se₂ is a layered transition metal chalcogenide semiconductor composed of chromium and selenium atoms. This material belongs to the broader family of 2D materials and van der Waals compounds, which are primarily of research interest for next-generation electronic and optoelectronic devices. While not yet widely commercialized, Cr₂Se₂ and related chromium chalcogenides are being investigated for applications requiring tunable band gaps, strong light-matter interactions, and potential integration into heterostructure devices where conventional semiconductors reach their limits.

2D materials researchoptoelectronic devicesthin-film transistorsphotovoltaic absorbersspintronicsnanoelectronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	63.27	GPa	—
Shear Modulus(G)	22.92	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00550	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2730	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.

Cr2 Se2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control