RbPrTe4 — Properties & Data | MatWorld

RbPrTe4

ceramic

· JVASP-10096· RbPrTe4

RbPrTe₄ is a ternary intermetallic ceramic compound combining rubidium, praseodymium, and tellurium. This is a research-phase material not yet widely commercialized; it belongs to the family of rare-earth telluride compounds being investigated for potential applications in thermoelectric energy conversion and advanced semiconductor devices. The combination of rare-earth and heavy chalcogenide elements suggests potential for phonon scattering and electronic structure manipulation, making it of interest to materials researchers exploring next-generation thermal and electrical property tuning.

thermoelectric researchrare-earth semiconductorsexperimental ceramicslow-dimensional phonon engineeringmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	29.57	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2600	-	DFT · OptB88vdW
Shear Modulus(G)	17.76	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.504	kg/m³	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	0.3470	eV	DFT · OptB88vdW
↳	0.9360	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	11.42	-	DFT · OptB88vdW
↳	8.640	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.04333	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.04667	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00362	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00102	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-241.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	107.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	31.23	%	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)	0.01280	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.011	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.

RbPrTe4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental