TmP5 — Properties & Data | MatWorld

TmP5

ceramic

· JVASP-10580· TmP5

TmP5 is a refractory ceramic compound in the phosphide family, where thulium (Tm) combines with phosphorus to create a high-density ceramic material. While this specific composition is not widely documented in mainstream engineering databases, thulium phosphides are primarily of research interest for advanced applications requiring high hardness and thermal stability at elevated temperatures. The material's potential lies in specialized fields such as cutting tool coatings, wear-resistant components, or high-temperature structural applications where rare-earth phosphide ceramics offer advantages over conventional oxides or carbides in specific chemical or thermal environments.

refractory coatingswear-resistant ceramicshigh-temperature applicationsresearch/experimental compoundscutting tool materialschemical stability applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	10,461.6	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2300	-	DFT · OptB88vdW
Shear Modulus(G)	7,002.4	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1615	lb/in³	DFT · OptB88vdW

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Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.3120	eV	DFT · OptB88vdW
↳	0.7080	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	14.19	-	DFT · OptB88vdW
↳	11.49	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000861	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00105	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-115.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	168.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	24.36	%	DFT · TBmBJ

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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5730	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.

TmP5

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental