K2Zn3SiAs4 — Properties & Data | MatWorld

K2Zn3SiAs4

ceramic

· JVASP-110237· K2Zn3SiAs4

K2Zn3SiAs4 is an inorganic ceramic compound belonging to the silicate-arsenide family, combining potassium, zinc, silicon, and arsenic elements in a fixed stoichiometric ratio. This is a research-phase material with limited industrial precedent; compounds in this chemical family are primarily studied for potential applications in optoelectronics, semiconductor research, and specialty ceramics where arsenic-containing phases offer unique electronic or photonic properties. Engineers would consider such materials only in advanced R&D contexts requiring specific band gap characteristics, thermal stability, or chemical compatibility that conventional ceramics cannot provide.

semiconductor researchoptoelectronic devicesexperimental ceramicsspecialty inorganic compoundsmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.238	kg/m³	DFT · OptB88vdW

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.1140	eV	DFT · OptB88vdW
↳	0.9060	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	11.52	-	DFT · OptB88vdW
↳	8.668	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	30.09	%	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)	0.03540	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3641	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

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Environmental

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Quality & Standards

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.

K2Zn3SiAs4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control

Quality & Standards