Ba1 Cr4 O8

semiconductor

· Ba1 Cr4 O8

Ba₁Cr₄O₈ is a barium chromium oxide ceramic compound belonging to the mixed-valence metal oxide family, where chromium exists in multiple oxidation states within a single crystalline structure. This material is primarily of research interest for electrochemical and optical applications, particularly as a potential cathode material in solid-state batteries and as a photocatalyst, though industrial adoption remains limited compared to more established chromium oxide ceramics. The compound's mixed-valence character and oxygen-deficient structure make it notable for ionic conductivity and catalytic properties in specialized high-temperature or electrochemical environments.

solid-state battery cathodes (research)photocatalytic materialshigh-temperature ceramicselectrochemical sensorsoxygen reduction catalystsmaterials research applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.02140	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.018	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.

Ba1 Cr4 O8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control