Hf1 Te1 Se4

semiconductor

· Hf1 Te1 Se4

HfTeSe₄ is an experimental ternary chalcogenide semiconductor compound combining hafnium with tellurium and selenium. This material belongs to the broader family of transition metal chalcogenides, which are under active investigation for optoelectronic and thermoelectric applications due to their tunable bandgaps and layered crystal structures. While not yet commercially established, hafnium-based chalcogenides show promise in next-generation photovoltaics, photodetectors, and solid-state energy conversion devices where their semiconductor properties and thermal stability could offer advantages over more conventional materials.

experimental optoelectronicsthermoelectric researchphotodetector developmentnext-generation photovoltaicssolid-state energy conversionmaterials research and characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	5,234.3	ksi	—
Shear Modulus(G)	3,442.2	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.7761	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6710	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.

Hf1 Te1 Se4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control