HfNpO3

ceramic

· HfNpO3

HfNpO3 is a mixed-metal oxide ceramic compound containing hafnium and neptunium, representing an actinide-bearing ceramic material of primarily research interest. While not yet in widespread industrial use, this material belongs to the family of actinide oxides and perovskite-related ceramics that are being investigated for nuclear fuel applications, waste immobilization, and fundamental studies of actinide chemistry in ceramic matrices. The inclusion of neptunium—a transuranic element—makes this compound notable for understanding how actinides behave in stable ceramic phases, which is relevant to long-term storage of nuclear materials and the development of advanced nuclear fuels.

nuclear fuel researchactinide waste immobilizationceramic matrix materialsmaterials characterization studiesadvanced nuclear materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.8510	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.220	eV/atom	—

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

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.

HfNpO3

Electrical Properties

Other Properties

Regulatory Screening

Environmental