Ho4 S4 O4

semiconductor
· Ho4 S4 O4

Ho₄S₄O₄ is a rare-earth sulfoxide compound belonging to the family of lanthanide chalcogenides, which are primarily studied in materials research rather than established in commercial production. This material exists in the semiconductor space as an experimental composition with potential applications in optical, electronic, and magnetic device research, where rare-earth compounds are valued for their unique electronic and photonic properties. The compound represents ongoing investigation into rare-earth sulfur-oxygen systems that may enable next-generation functional materials, though it remains largely in the academic research phase without widespread industrial adoption.

rare-earth semiconductor researchoptical material developmentmagnetic device applicationselectronic device prototypingmaterials chemistry research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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.