Na1 Cr4 O8

semiconductor

· Na1 Cr4 O8

Na₁Cr₄O₈ is an inorganic oxide semiconductor compound containing sodium and chromium in a mixed-valence framework. This material belongs to the family of chromium oxides and mixed-metal oxides, which are primarily of research interest for electrochemical and optical applications. The compound is not widely established in mainstream industrial production, but chromium oxide semiconductors are being investigated for photocatalysis, electrochemical energy storage, and sensing applications where their bandgap and redox properties offer potential advantages over single-phase alternatives.

photocatalytic materials (research)electrochemical sensorsbattery/supercapacitor researchoptical/thin-film applicationschromium oxide composites

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00420	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.110	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.

Na1 Cr4 O8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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