K2AgP — Properties & Data | MatWorld

K2AgP

metal

· K2AgP

K2AgP is an intermetallic compound combining potassium, silver, and phosphorus—a research-phase material rather than a conventional commercial alloy. This compound sits within the broader family of phosphide intermetallics, which are of academic and exploratory interest for electronic, catalytic, and structural applications where unconventional compositions may offer niche property combinations. Due to its experimental status and complex ternary composition, industrial deployment remains limited; engineers would encounter this material primarily in materials research settings exploring novel phase diagrams, solid-state chemistry, or emerging functional properties rather than in established manufacturing.

experimental intermetallic researchsolid-state chemistry studiesnovel phosphide compoundsmaterials discoveryacademic research applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	3,817.4	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	2,133.5	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1168	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.260	eV	DFT · OptB88vdW
↳	2.109	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)3 entries	13.95	-	DFT · OptB88vdW
↳	11.84	-	DFT · PBE
↳	9.231 range 6.698–11.76median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	7.778	-	DFT · OptB88vdW
↳	5.506	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00106	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00113	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-125	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	381.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	20.61	%	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.4462	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.

K2AgP

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

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