K4 O2

semiconductor

· K4 O2

K₄O₂ is an experimental potassium oxide compound classified as a semiconductor, representing a research-stage material within the alkali metal oxide family. While not yet commercialized for widespread engineering applications, potassium oxide compounds are of interest in materials science for their potential in solid-state electronics, ionic conductivity studies, and as precursor materials for advanced ceramics. Engineers would consider this material primarily in research and development contexts rather than production environments, particularly where novel electrochemical or optoelectronic properties of alkali oxides could offer advantages over conventional semiconductors.

research semiconductorssolid-state electrochemistryionic conductorsadvanced ceramics precursorsexperimental electronicslaboratory-scale synthesis

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	27.02	GPa	—
Shear Modulus(G)	12.55	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.106	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.197	eV/atom	—

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

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.

K4 O2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control