KLi2Mn2O4 — Properties & Data | MatWorld

KLi2Mn2O4

ceramic

· JVASP-42296· KLi2Mn2O4

KLi2Mn2O4 is a layered oxide ceramic compound containing potassium, lithium, and manganese, belonging to the family of mixed-metal oxides with potential electrochemical activity. This material is primarily investigated in research contexts for energy storage applications, particularly as a cathode material or electrode component in lithium-ion and post-lithium battery systems, where its layered crystal structure and mixed oxidation states offer opportunities for improved ionic transport and cycling performance.

lithium-ion battery cathodesenergy storage researchelectrochemical devicessolid-state battery componentslayered oxide cathode materialsadvanced battery development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1243	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.2820	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	69.65	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.01667	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.01667	me	DFT · OptB88vdW · 27°C
Thermoelectric Power Factor(PF)2 entries	0.000887	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000521	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-231.5	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	58.21	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2006	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.698	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

KLi2Mn2O4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental