K4 Hf5 O12

semiconductor

· K4 Hf5 O12

K4Hf5O12 is a mixed-metal oxide ceramic compound containing potassium and hafnium, belonging to the family of complex oxides with potential applications in high-temperature and dielectric materials research. This composition represents an experimental or emerging material within the hafnium oxide family, which is of interest for advanced ceramics and electronic applications where thermal stability and compositional flexibility are required. The material's specific phase structure and properties make it a candidate for investigation in specialized oxide systems, though industrial production and application remain limited compared to established hafnium-based ceramics.

high-temperature ceramics (research phase)dielectric oxide compoundsrefractory materials developmentelectronic materials (experimental)oxide solid-state chemistryadvanced ceramic composites

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.328	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.260	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

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.

K4 Hf5 O12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control