LaLaO2S

semiconductor

· LaLaO2S

LaLaO2S is a rare-earth oxyulfide semiconductor compound containing lanthanum, oxygen, and sulfur. This material belongs to the family of lanthanide oxyulfides, which are primarily investigated in research and development contexts for photocatalytic and optoelectronic applications rather than established high-volume industrial use. The oxyulfide class is notable for combining properties of oxides (stability, wide bandgap) with sulfides (visible-light absorption), making these materials candidates for photocatalysis, LED phosphors, and visible-light-driven applications where conventional oxide semiconductors fall short.

photocatalysis researchwater splitting/hydrogen generationvisible-light photocatalystsexperimental optoelectronicsphosphor developmentenvironmental remediation (R&D stage)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.900	eV	—
Magnetic Moment(μB)	-0.0000517	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.7200	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.

LaLaO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control