Nb2 Sn2 S4

semiconductor

· Nb2 Sn2 S4

Nb₂Sn₂S₄ is a layered transition-metal chalcogenide semiconductor compound combining niobium, tin, and sulfur. This material belongs to the family of two-dimensional (2D) and quasi-2D semiconductors currently under investigation for next-generation electronics and optoelectronics, where it offers potential advantages in carrier mobility, bandgap tunability, and van der Waals heterostructure integration compared to conventional semiconductors. Research interest in this compound is driven by its potential for flexible electronics, photovoltaic devices, and field-effect transistors, though it remains primarily in the experimental phase with limited commercial deployment.

2D semiconductor researchthin-film transistorsphotovoltaic devicesheterostructure integrationoptoelectronic sensorsflexible electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00300	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.9600	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 Sn2 S4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control