ThSbRh

ceramic

· ThSbRh

ThSbRh is an intermetallic ceramic compound combining thorium, antimony, and rhodium, likely belonging to the half-Heusler or related ternary intermetallic family. This is a research-stage material not yet widely deployed in production, studied primarily for its potential in high-temperature structural and thermoelectric applications where the combination of refractory elements and transition metals offers both mechanical stability and electronic functionality. Engineers investigating advanced ceramics for extreme environments—such as aerospace components, nuclear applications, or thermoelectric energy conversion—may find this compound relevant as a candidate material, though practical manufacturing and reliability data remain limited.

high-temperature structural ceramicsthermoelectric devicesnuclear/refractory applicationsresearch and developmentintermetallic compound developmentaerospace materials exploration

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	16,596.7	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3300	-	DFT · OptB88vdW
Shear Modulus(G)	6,538.3	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3592	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.7870	eV	DFT · OptB88vdW
↳	0.7500	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	28.18	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	20.84	-	DFT · OptB88vdW
↳	24.62	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.4000	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.4800	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.1759	C/m²	DFT · OptB88vdW
↳	0.1362	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00383	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00423	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-263.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	309.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	25.40	%	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)	-1.040	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.

ThSbRh — Properties & Data | MatWorld

ThSbRh

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental