HeMg

ceramic

· JVASP-123927· HeMg

HeMg is a ceramic composite or intermetallic material based on helium and magnesium, likely in an experimental or emerging research phase rather than a mainstream engineering material. While helium-containing ceramics are uncommon in conventional applications, materials in this family are being investigated for lightweight structural applications, thermal management systems, and specialized aerospace or high-temperature contexts where ultra-low density combined with ceramic properties would be advantageous. Engineers should treat this as a research-stage material; consult primary literature or material suppliers for availability, processing methods, and validated performance data before specifying for critical applications.

aerospace structures (research phase)lightweight compositesthermal management systemsemerging high-temperature ceramicsexperimental materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.03483	lb/in³	—

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)	0.3211	eV/atom	—
Formation Energy(ΔHf)	0.3137	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.

HeMg

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental