Nb2 Se8 W2

semiconductor

· Nb2 Se8 W2

Nb₂Se₈W₂ is a mixed-metal chalcogenide semiconductor composed of niobium, tungsten, and selenium—a layered or cluster-based compound that belongs to the broader family of transition metal dichalcogenides and polyselenides. This material is primarily of research and development interest rather than established industrial production, with potential applications emerging in optoelectronics, energy storage, and catalysis where its electronic structure and layered chemistry could offer advantages over simpler binary compounds. Engineers considering this material should recognize it as an experimental composition; its value lies in fundamental studies of heterostructured semiconductors and as a candidate for next-generation photovoltaic or electrocatalytic devices where tungsten and niobium co-doping might enhance performance.

photovoltaic researchelectrocatalysis and hydrogen evolutionlayered semiconductor devicesenergy storage electrodesoptoelectronic sensorsmaterials exploration for next-generation electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00950	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6920	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 Se8 W2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control