PrB6

Name: PrB6
Brand: MatWorld

ceramic

· PrB6

PrB6 is a rare-earth hexaboride ceramic compound composed of praseodymium and boron, belonging to the hexaboride family of materials known for exceptional hardness and high-temperature stability. It is primarily investigated for specialized applications requiring extreme wear resistance and thermal performance, particularly in high-temperature electronics, thermionic emission devices, and wear-resistant coatings; the hexaboride class offers advantages over conventional ceramics in thermal shock resistance and electrical conductivity for a ceramic material, making it valuable in environments where conventional abrasives or insulators would degrade.

thermionic cathodes and electron emittershigh-temperature wear-resistant coatingsrefractory applicationsspecialty electronics and harsh-environment bearingsresearch and experimental ceramics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1734	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	4.900	eV	Measured
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000166	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000172	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	5.000	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	5.070	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.

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.5027	eV/atom	DFT · OptB88vdW
↳	-0.5317	eV/atom	Measured

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

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.

PrB6 — Properties & Data | MatWorld

PrB6

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental