TmMg — Properties & Data | MatWorld

TmMg

ceramic

· JVASP-7805· TmMg

TmMg is an intermetallic ceramic compound combining thulium (a rare-earth element) with magnesium, representing a research-phase material in the rare-earth intermetallic family. While not yet established in mainstream industrial production, this material class is investigated for high-temperature structural applications and specialized optical or electronic devices where rare-earth elements provide functional properties beyond conventional ceramics. Engineers considering TmMg would be evaluating it for next-generation aerospace, defense, or advanced research contexts where rare-earth chemistry offers performance advantages unavailable in traditional metallic or ceramic alternatives.

high-temperature structural ceramicsrare-earth intermetallics researchadvanced aerospace applicationsoptical/photonic materials developmentthermal barrier coatings (experimental)defense/specialized composites

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	45.17	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2900	-	DFT · OptB88vdW
Shear Modulus(G)	29.20	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.230	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000209	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000246	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-7.840	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-8.510	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00740	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.04427	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.

TmMg

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental