KLiMnS2 — Properties & Data | MatWorld

KLiMnS2

metal

· JVASP-50864· KLiMnS2

KLiMnS2 is an experimental ternary sulfide compound combining potassium, lithium, and manganese—materials typically explored in solid-state chemistry and battery research rather than conventional structural applications. This compound belongs to the sulfide family and represents early-stage research into mixed-metal sulfides, which are of interest primarily in energy storage and electrochemistry contexts. While not yet established in mainstream industrial production, materials of this composition family are investigated for potential roles in solid electrolytes, cathode materials, or other electrochemical systems where the combination of alkali metals with transition metals in a sulfide matrix may offer useful electronic or ionic properties.

Battery research and developmentSolid-state electrolytesCathode material screeningElectrochemical systemsExperimental materials characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	31.70	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2900	-	DFT · OptB88vdW
Shear Modulus(G)	17.62	GPa	DFT · OptB88vdW

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Property	Value	Unit	Conditions	Source
Density(ρ)	2.583	kg/m³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.4410	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	69.69	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.9267	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.9300	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	4.998	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000871	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00136	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-244.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	271.5	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.124	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

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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.

KLiMnS2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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