Th3P4 — Properties & Data | MatWorld

Th3P4

ceramic

· JVASP-9091· Th3P4

Th3P4 is a thorium phosphide ceramic compound belonging to the refractory ceramics family, characterized by a dense crystal structure and high stiffness. While not widely documented in mainstream engineering databases, thorium phosphides are primarily investigated in nuclear materials research and high-temperature structural applications where their thermal stability and resistance to radiation damage are of interest. Engineers would consider this material in extreme-environment contexts—such as advanced nuclear fuel matrices or specialized refractory components—where conventional ceramics reach their limits, though material availability and regulatory constraints around thorium-bearing compounds typically limit commercial adoption.

nuclear fuel matricesrefractory componentsradiation-resistant ceramicshigh-temperature structural applicationsresearch/advanced materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	109.9	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2700	-	DFT · OptB88vdW
Shear Modulus(G)	60.20	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	8.316	kg/m³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.3270	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	37.13	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	23.27	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.02000	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.02000	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.3216	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00100	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00358	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-123.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	358.8	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)	-1.526	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.

Th3P4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental