Ca2 Mn4 S8

semiconductor

· Ca2 Mn4 S8

Ca₂Mn₄S₈ is a quaternary semiconductor compound combining calcium, manganese, and sulfur in a thiospinel or related crystal structure. This is a research-phase material being investigated for potential optoelectronic and photovoltaic applications where transition-metal chalcogenides offer tunable band gaps and mixed-valence electronic properties distinct from simpler binary or ternary semiconductors.

photovoltaic researchoptoelectronic devicesthin-film semiconductorssolid-state chemistry researchenergy harvesting materialsemerging semiconductor applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	2.778	GPa	—
Shear Modulus(G)	9.927	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.06870	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.9460	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.

Ca2 Mn4 S8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control