HeTl

ceramic

· JVASP-127247· HeTl

HeTl is a rare intermetallic ceramic compound combining helium and thallium elements, representing an experimental or specialized research material rather than a conventional engineering ceramic. This compound exists primarily in theoretical or laboratory contexts within materials science research focused on exotic ceramic phases and their potential properties. The material's feasibility and practical utility remain limited to specialized research applications, as helium's inert nature and thallium's toxicity constraints make real-world engineering deployment highly unconventional.

Materials research (experimental phases)High-density ceramic researchTheoretical materials modelingLaboratory characterization studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.690	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2774	eV/atom	—
Formation Energy(ΔHf)	0.2700	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.

HeTl

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental