Na4 Mn2 O8

semiconductor

· Na4 Mn2 O8

Na₄Mn₂O₈ is a layered manganese oxide compound belonging to the family of sodium-manganese mixed-valence oxides, which exhibit semiconducting behavior and interesting electrochemical properties. This material is primarily of research interest for energy storage and catalytic applications, particularly in sodium-ion battery cathodes and as an electrochemical catalyst for oxygen reduction reactions, where its mixed-valence manganese structure and layered geometry offer potential advantages over conventional single-component oxides. It represents an emerging materials platform in the broader effort to develop sodium-based alternatives to lithium-ion technology for stationary energy storage and industrial-scale electrochemical applications.

sodium-ion battery cathodeselectrochemical catalysisoxygen reduction reactionsenergy storage researchadvanced ceramic electrodes

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.03760	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.716	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.

Na4 Mn2 O8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control