Pr3Hf — Properties & Data | MatWorld

Pr3Hf

ceramic

· JVASP-105847· Pr3Hf

Pr3Hf is an intermetallic ceramic compound combining praseodymium and hafnium, belonging to the family of rare-earth hafnide ceramics. This material is primarily of research and developmental interest for high-temperature applications where exceptional thermal stability and oxidation resistance are critical requirements. Pr3Hf and related rare-earth hafnides are investigated for aerospace propulsion systems, thermal barrier coatings, and next-generation refractory applications where conventional ceramics approach their performance limits; the hafnium-based chemistry offers potential advantages in extreme environments, though industrial adoption remains limited compared to established zirconia and yttria-stabilized systems.

thermal barrier coatingshigh-temperature structural ceramicsaerospace propulsion systemsrefractory materials researchoxidation-resistant coatingsextreme environment applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	6,670.3	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	3,369.2	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2902	lb/in³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2031	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.1934	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.

Pr3Hf

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental