KAgC2

metal

· JVASP-7638· KAgC2

KAgC2 is an intermetallic compound combining potassium, silver, and carbon, representing a rare metal-carbon system with potential applications in advanced materials research. This material belongs to an experimental class of metal carbides and intermetallics, studied primarily in academic and industrial research settings rather than established manufacturing. Its combination of metallic and carbidic character may offer unique electrical, thermal, or mechanical properties relevant to niche applications in electronics, catalysis, or specialized high-performance composites.

research and developmentexperimental metallicscatalytic applicationselectronic materialscomposite reinforcement

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	6,462.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	3,926.2	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1085	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.420	eV	DFT · OptB88vdW
↳	3.144	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	8.266	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.932	-	DFT · OptB88vdW
↳	3.268	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.6567	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.977	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00285	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00249	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-245.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	353.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	3.160	%	DFT · TBmBJ

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)	0.3250	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.2900	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

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.

KAgC2 — Properties & Data | MatWorld

KAgC2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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