O4 K2 Co2 — Properties & Data | MatWorld

O4 K2 Co2

semiconductor

· O4 K2 Co2

O4 K2 Co2 is a research-stage oxide compound containing potassium and cobalt, classified as a semiconductor material with potential applications in electrochemistry and solid-state electronics. This composition falls within the family of mixed-metal oxides that are of interest for energy storage and catalytic applications, though it remains largely in the experimental phase. Engineers considering this material should verify its stability, processability, and performance in their specific operating environment, as commercial availability and long-term reliability data are limited compared to established semiconductor platforms.

energy storage devicescatalytic systemsexperimental electronicsoxide semiconductorssolid-state battery research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	10,200.9	ksi	DFT · OptB88vdW
Shear Modulus(G)	4,794.9	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.03720	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.333	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.

O4 K2 Co2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control