Nb2 Se4 Br4

semiconductor

· Nb2 Se4 Br4

Nb₂Se₄Br₄ is a mixed-halide niobium selenide compound that functions as a layered semiconductor material. This is primarily a research compound rather than a commercial material, belonging to the family of transition metal chalcohalides that are being investigated for their electronic and optoelectronic properties. Such materials are notable for their tunable band structure and potential for integration into novel device architectures where layered semiconductors with controllable stoichiometry offer advantages over conventional single-component semiconductors.

emerging optoelectronics2D material researchthin-film devicesphotovoltaic studiesquantum material investigationnanoelectronics prototyping

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	31.23	GPa	—
Shear Modulus(G)	18.72	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.8167	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7720	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.

Nb2 Se4 Br4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control