Na12 Mn2 S8

semiconductor

· Na12 Mn2 S8

Na12Mn2S8 is a sodium manganese sulfide compound classified as a semiconductor, representing a mixed-metal chalcogenide material from the family of layered and framework sulfides. This compound is primarily of research interest for energy storage and electrochemical applications, particularly as a potential cathode material or solid electrolyte component in next-generation sodium-ion batteries, where its mixed-valence manganese chemistry and ionic sulfide framework offer pathways for improved ion transport and cycling stability compared to oxide-based alternatives.

sodium-ion battery cathodessolid-state electrolytesenergy storage researchelectrochemical devicesionic conductorsadvanced battery materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	4,618.6	ksi	—
Shear Modulus(G)	1,689.3	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.2497	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.125	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.

Na12 Mn2 S8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control