SmMgHg2

ceramic

· SmMgHg2

SmMgHg2 is an intermetallic ceramic compound composed of samarium, magnesium, and mercury, representing an exotic ternary system rarely encountered in conventional engineering. This material exists primarily in research contexts as a fundamental study of rare-earth intermetallic phases; it is not widely deployed in production applications, and its practical utility remains experimental due to mercury's volatility and toxicity concerns, combined with the material's likely brittleness and processing challenges inherent to samarium-based ceramics.

research phase materialsrare-earth intermetallicssolid-state chemistry studyhigh-density ceramicslaboratory characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3660	lb/in³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	—
↳	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-3.410	µV/K	—

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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.3723	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.

SmMgHg2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental