PmH — Properties & Data | MatWorld

PmH

ceramic

· JVASP-40912· PmH

PmH is a ceramic material with unspecified composition, likely a promethium-containing or specialty oxide/carbide ceramic compound developed for high-performance applications. This material occupies a research or specialized engineering niche, potentially relevant to applications requiring high stiffness, thermal stability, or radiation resistance depending on its precise phase composition. Engineers would evaluate this material where conventional ceramics prove insufficient and cost/availability constraints permit experimental or small-batch ceramics.

high-temperature structural applicationsnuclear or radiation environmentsadvanced ceramic researchstiffness-critical componentsspecialty refractory applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	56.06	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3400	-	DFT · OptB88vdW
Shear Modulus(G)	20.39	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.453	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	0.0000875	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000763	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-5.757	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-5.347	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.4226	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.

PmH

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental