Ba1 Co4 O8

semiconductor

· Ba1 Co4 O8

Ba₁Co₄O₈ is a mixed-valence cobalt oxide ceramic compound containing barium and cobalt in a layered perovskite-derived crystal structure. This material is primarily investigated in research contexts for its semiconductor and electrochemical properties, particularly as a potential cathode material or oxygen-reduction catalyst in electrochemical devices. The compound represents an emerging class of materials in the transition metal oxide family, with potential advantages over conventional alternatives due to its mixed-oxidation-state cobalt centers that can facilitate electron transfer and ionic conduction.

Oxygen reduction catalystsElectrochemical energy storageSolid oxide fuel cell cathodesMetal-air battery materialsCeramic electrocatalystsResearch/emerging applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.05320	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.201	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 Co4 O8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control