SmTmHg2 — Properties & Data | MatWorld

SmTmHg2

ceramic

· JVASP-37243· SmTmHg2

SmTmHg₂ is an intermetallic ceramic compound combining samarium, thulium, and mercury—a rare-earth mercury-based material primarily explored in condensed matter physics and materials research rather than established industrial production. This compound belongs to the family of rare-earth intermetallics and is notable for its potential in studying electronic properties, magnetic behavior, and phase stability in high-density systems; however, it remains largely a research material without widespread commercial engineering applications due to mercury's volatility and toxicity constraints.

condensed matter researchrare-earth intermetallicselectronic materials studieshigh-density compoundslaboratory characterizationfundamental materials science

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	11.71	kg/m³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000844	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000893	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	18.03	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	18.49	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	0.01230	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3737	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.

SmTmHg2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental