HfTl2Se3

ceramic

· JVASP-142105· HfTl2Se3

HfTl2Se3 is a ternary ceramic compound composed of hafnium, thallium, and selenium, belonging to the family of heavy-element chalcogenides. This is a research-stage material with limited industrial deployment; compounds in this chemical system are primarily of scientific interest for their electronic and thermal properties in specialized applications. The material represents exploration of mixed-metal selenides that could offer unique combinations of properties for niche applications requiring heavy-element ceramics, though practical use remains largely confined to laboratory and exploratory studies.

thermoelectric researchsemiconductor researchhigh-density ceramicsthermal management (experimental)radiation shielding (potential)materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2892	lb/in³	DFT · OptB88vdW

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.6730	eV	DFT · OptB88vdW
↳	1.083	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	11.44	-	DFT · OptB88vdW
↳	8.861	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	32.79	%	DFT · TBmBJ

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.9382	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

HfTl2Se3 — Properties & Data | MatWorld

HfTl2Se3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental