Nb4 Se4 Br12

semiconductor

· Nb4 Se4 Br12

Nb₄Se₄Br₁₂ is a mixed-halide layered semiconductor compound combining niobium, selenium, and bromine in a structural framework typical of quasi-2D materials. This is a research-phase compound primarily investigated for its electronic and optoelectronic properties rather than established industrial production. The layered architecture and halide composition position this material within the broader family of layered chalcohalides, which show promise for tunable bandgaps, strong light-matter interaction, and potential applications in next-generation photonics and quantum devices, though practical engineering adoption remains limited to laboratory-scale exploration.

photonic device research2D materials engineeringoptoelectronic prototypesquantum material studiesflexible electronics (experimental)light emission/detection (lab-scale)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	2,688	ksi	—
Shear Modulus(G)	1,348.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.05420	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.8550	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.

Nb4 Se4 Br12

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control