RhHfO3 — Properties & Data | MatWorld

RhHfO3

ceramic

· RhHfO3

RhHfO3 is an experimentally developed mixed-metal oxide ceramic composed of rhodium and hafnium oxides, representing an advanced refractory material in the perovskite or complex oxide family. This compound remains primarily a research material under investigation for extreme-environment applications where conventional refractories reach their operational limits, particularly valued for its potential thermal stability, chemical inertness, and resistance to degradation at ultra-high temperatures. While not yet commercially established, RhHfO3 and similar Rh–Hf oxide systems are being explored as candidate materials for next-generation thermal protection systems, nuclear reactor components, and aerospace applications where the high melting points and oxidation resistance of both constituent elements promise significant advantages over single-metal oxide alternatives.

thermal protection systemsrefractory liningsaerospace & hypersonicsnuclear fuel cladding researchhigh-temperature coatingsexperimental advanced ceramics

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · PBE
Magnetic Moment(μB)2 entries	0.5990	μB	DFT
↳	3.000	μB	DFT

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
Formation Energy(ΔHf)2 entries	-1.790	eV/atom	DFT
↳	1.040	eV/atom	DFT

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.

RhHfO3

Electrical Properties

Other Properties

Regulatory Screening

Environmental