La5Cu6.33O4S7

semiconductor

· La5Cu6.33O4S7

La5Cu6.33O4S7 is an oxysulfide semiconductor compound containing lanthanum, copper, oxygen, and sulfur—a mixed-anion ceramic material that belongs to the family of rare-earth transition-metal chalcogenides. This is primarily a research material of academic and exploratory industrial interest, studied for its potential in photocatalysis, optoelectronics, and energy conversion applications where the combination of rare-earth and transition-metal sites can enable tunable electronic properties and enhanced light absorption. The oxysulfide class bridges oxide and sulfide chemistries, offering researchers a platform to optimize band gaps and active-site chemistry for catalytic or photovoltaic performance without the cost and availability constraints of some bulk semiconductor alternatives.

photocatalysis researchvisible-light water splittingsemiconductor device developmentoptoelectronic materialsenergy conversion applicationsrare-earth compound synthesis

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.000	eV	—

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.

La5Cu6.33O4S7

Electrical Properties

Regulatory Screening

Environmental

Export Control