Mn2 S4

semiconductor

· Mn2 S4

Mn₂S₄ is a manganese sulfide semiconductor compound belonging to the thiospinel family of materials. This material is primarily of research and developmental interest, explored for its potential in energy storage, photocatalysis, and optoelectronic applications due to its tunable bandgap and mixed-valence manganese chemistry. Compared to more established semiconductors like silicon or cadmium telluride, manganese sulfides offer advantages in earth-abundance and environmental sustainability, though they remain less commercialized and require further optimization for practical engineering deployment.

photocatalytic water splittinglithium-ion battery cathodesoptoelectronic devicessolar energy conversionenvironmental remediationsolid-state electronics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	3,431	ksi	—
Shear Modulus(G)	2,215.2	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00450	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3510	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 S4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control