Mn1 O2

semiconductor

· Mn1 O2

Mn1O2 (manganese dioxide) is a ceramic semiconductor compound belonging to the transition metal oxide family, commonly encountered in its naturally occurring form (pyrolusite) and synthesized variants. This material is widely used in primary and secondary battery systems as a cathode material, in catalytic applications for air purification and chemical synthesis, and in electrochemical devices. Engineers select MnO2 for its electrochemical activity, abundance, low cost, and environmental stability, making it particularly attractive for consumer batteries, supercapacitors, and catalytic converters where performance-per-unit-cost is critical.

alkaline battery cathodescatalytic air purificationelectrochemical sensorssupercapacitor electrodeswater treatmentpigments and colorants

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	62.46	GPa	—
Shear Modulus(G)	30.87	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01180	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.740	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.

Mn1 O2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control