HoNpO3

ceramic

· HoNpO3

HoNpO3 is a mixed-metal oxide ceramic compound containing holmium and neptunium in a phosphate-based structure. This is primarily a research and advanced nuclear materials compound rather than a conventional engineering ceramic; it belongs to the family of actinide-bearing ceramics studied for nuclear fuel forms, waste immobilization, and fundamental materials science of f-block elements. Interest in this material centers on understanding neptunium chemistry, radiation tolerance, and potential applications in nuclear fuel cycles or long-term radioactive waste containment strategies.

nuclear fuel researchradioactive waste immobilizationactinide materials scienceceramic radiation damage studiesadvanced nuclear chemistry

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)	0.7690	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.547	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.

HoNpO3

Electrical Properties

Other Properties

Regulatory Screening

Environmental