K3Mn2O8

ceramic

· JVASP-27065· K3Mn2O8

K3Mn2O8 is a potassium manganese oxide ceramic compound belonging to the family of mixed-valence transition metal oxides. This material is primarily investigated in research contexts for energy storage and catalytic applications, where its layered crystal structure and multiple oxidation states of manganese make it a candidate for battery cathodes, supercapacitors, and oxidation catalysts. Compared to conventional oxide ceramics, K3Mn2O8 is notable for its electrochemical activity and structural flexibility, though industrial deployment remains limited relative to established alternatives like lithium-based oxides or spinel ferrites.

battery cathode materialssupercapacitor electrodescatalytic oxidationenergy storage researchionic conductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	2.917	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	1.958	µB	—
Seebeck Coefficient(S)	-2.963	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-1.824	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.

K3Mn2O8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental