Ce2 S1 O2

semiconductor

· Ce2 S1 O2

Ce₂SO₂ is a mixed cerium oxide-sulfide semiconductor compound belonging to the rare-earth chalcogenide family. This material is primarily of research interest for optoelectronic and photocatalytic applications, where the combination of cerium's variable oxidation states and sulfide chemistry offers tunable band gap characteristics and enhanced light absorption compared to conventional oxide semiconductors. While not yet widely commercialized, cerium-based semiconductors show promise in next-generation photovoltaic devices, environmental remediation, and visible-light photocatalysis where their chemical versatility and rare-earth properties provide advantages over traditional metal oxides or simple sulfides.

photocatalytic applicationsexperimental semiconductorsrare-earth optoelectronicsvisible-light photocatalysisresearch-phase materialsenvironmental water treatment

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	103.3	GPa	—
Shear Modulus(G)	60.09	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00100	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.258	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.

Ce2 S1 O2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control