Mo3 Se4 S2

semiconductor

· Mo3 Se4 S2

Mo3Se4S2 is a layered transition metal chalcogenide semiconductor combining molybdenum with mixed selenium and sulfur anions. This is an experimental research material belonging to the family of two-dimensional and quasi-2D semiconductors currently under investigation for optoelectronic and energy conversion applications. The mixed-anion composition offers a tunable electronic bandgap and potential for enhanced performance compared to single-chalcogenide counterparts (such as MoS2), making it of interest for photocatalysis, photodetection, and emerging quantum device platforms where bandgap engineering and anisotropic transport properties are valuable.

photocatalytic water splittingphotodetectors and phototransistorstwo-dimensional semiconductors researchoptoelectronic devicesbandgap-engineered electronicshydrogen evolution catalysts

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	58.96	GPa	—
Shear Modulus(G)	-4.947	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.3821	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7490	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.

Mo3 Se4 S2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control