HfTl4Te4

ceramic

· JVASP-33876· HfTl4Te4

HfTl4Te4 is a ternary ceramic compound combining hafnium, thallium, and tellurium—a research-phase material belonging to the family of heavy-element chalcogenides. This is an experimental composition studied primarily in materials science research rather than established industrial production, with potential relevance to thermoelectric, optoelectronic, or solid-state device applications given its constituent elements' known properties in similar systems.

thermoelectric researchsolid-state electronics (experimental)high-density ceramic compoundsoptoelectronic materials developmentmaterials database reference

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	8.292	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	0.5400	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-141	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.4935	eV/atom	—

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

Regulatory Screening

Environmental

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.

HfTl4Te4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental