TmP

ceramic

· JVASP-15769· TmP

Thulium phosphide (TmP) is a rare-earth ceramic compound belonging to the monopnictide family, formed from trivalent thulium and phosphorus. It is primarily of research and development interest rather than a mature commercial material, investigated for its potential in high-temperature structural applications and optoelectronic devices where rare-earth ceramics offer unique thermal and electronic properties. Engineers would evaluate TmP in specialized contexts requiring the combination of mechanical rigidity and rare-earth chemistry, particularly in advanced materials research exploring alternatives to traditional refractories or in compounds engineered for specific thermal or electronic functionality.

high-temperature ceramics researchrare-earth compound developmentrefractory material studiessolid-state physicsadvanced material characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	13,484.2	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2100	-	DFT · OptB88vdW
Shear Modulus(G)	10,013.4	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2763	lb/in³	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	0.000109	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000673	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-9.020	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-7.170	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)	-1.704	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.

TmP — Properties & Data | MatWorld

TmP

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental