K4 S4 O14 — Properties & Data | MatWorld

K4 S4 O14

ceramic

· K4 S4 O14

K₄S₄O₁₄ is a potassium sulfate-based ceramic compound, likely a mixed-valence sulfate with potential applications in solid-state chemistry and materials research. This composition sits within the family of sulfate ceramics and oxysulfates, which are actively studied for ion-conduction, thermal stability, and structural applications where traditional silicate ceramics may be limiting. While not a mainstream industrial ceramic, compounds in this chemical family are of interest to researchers developing advanced electrolytes, thermal barrier coatings, and specialty refractory materials where sulfate stability and specific crystal structures offer advantages over conventional alternatives.

solid-state electrolytesthermal barrier coatingsrefractory materialsresearch ceramicsion-conducting compoundshigh-temperature applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	5.702	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.754	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.

K4 S4 O14

Electrical Properties

Other Properties

Regulatory Screening

Environmental