Mn2 O4

semiconductor

· Mn2 O4

Mn2O4 is a manganese oxide semiconductor compound that exists in multiple crystal phases, with the most common being the spinel-structured form. This material is primarily investigated for electrochemical energy storage and catalytic applications, where its mixed-valence manganese chemistry enables reversible redox reactions and oxygen activation. Industrial adoption centers on lithium-ion battery cathodes and supercapacitors, where Mn2O4 offers cost advantages and thermal stability compared to layered oxide alternatives, though it typically exhibits lower energy density, making it suitable for applications prioritizing cycle life and safety over maximum capacity.

lithium-ion battery cathodessupercapacitor electrodesoxygen reduction catalystsenergy storage systemswater treatment oxidation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	195.2	GPa	—
Shear Modulus(G)	123.7	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01190	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.805	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.

Mn2 O4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control