Nb2 Cu2 Te4

semiconductor

· Nb2 Cu2 Te4

Nb₂Cu₂Te₄ is a quaternary semiconductor compound combining niobium, copper, and tellurium in a layered or complex crystal structure. This material is primarily of research interest rather than established in high-volume manufacturing, investigated for potential thermoelectric and optoelectronic applications where mixed-valence transition metals and chalcogens offer tunable electronic properties. Unlike conventional binary or ternary semiconductors, the Nb-Cu-Te system may offer advantages in carrier mobility, bandgap engineering, or thermal conductivity control relevant to energy harvesting or quantum device research.

thermoelectric energy conversion (experimental)optoelectronic devices (research phase)quantum materials researchtopological material candidatesphotovoltaic absorbers (exploratory)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	10,112.3	ksi	—
Shear Modulus(G)	5,582.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01210	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3130	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 Cu2 Te4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control