KCoO2

ceramic

· KCoO2

KCoO2 is a layered ceramic oxide compound containing potassium, cobalt, and oxygen, belonging to the family of mixed-metal oxides with potential electrochemical and catalytic applications. This material is primarily of research and developmental interest rather than an established industrial ceramic; it is investigated for energy storage systems (particularly as a cathode material in battery research), heterogeneous catalysis, and solid-state ionics applications where its layered structure and mixed-valence cobalt chemistry offer potential advantages. Engineers considering KCoO2 would evaluate it in contexts requiring high electrochemical activity or ionic conductivity, though material availability and processing maturity remain limited compared to conventional ceramic alternatives.

battery cathode materials (research)electrochemical energy storagecatalytic applicationssolid-state ionicscobalt-based ceramics (development phase)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	63.26	GPa	—
↳	74.01	GPa	—
Poisson's Ratio(ν)	0.3800	-	—
Shear Modulus(G)2 entries	21.21	GPa	—
↳	29.53	GPa	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Density(ρ)	3.728	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	—
↳	0.01000	eV	—
Magnetic Moment(μB)	7.719	µB	—
Seebeck Coefficient(S)	-9.273	µV/K	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1316	eV/atom	—
Formation Energy(ΔHf)	-1.275	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.

KCoO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental