HeHg

ceramic

· JVASP-124347· HeHg

HeHg is an experimental intermetallic compound combining helium and mercury, classified as a ceramic material. This research-phase compound represents an unconventional material system that falls outside conventional engineering practice; helium-mercury interactions are primarily studied in fundamental materials science and physics contexts rather than for industrial applications. The material's viability, stability, and practical manufacturability remain subjects of ongoing investigation.

research and developmentmaterials science studyextreme condition testingexperimental characterizationfundamental physics investigation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2175	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.09600	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2919	eV/atom	—
Formation Energy(ΔHf)	0.2845	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.

HeHg

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental