Y4 Be4 Fe2 Si4 O20

semiconductor
· Y4 Be4 Fe2 Si4 O20

Y₄Be₄Fe₂Si₄O₂₀ is a complex mixed-metal silicate compound combining yttrium, beryllium, iron, and silicon in an oxide framework. This appears to be a research-phase ceramic material rather than a widely commercialized engineering compound; it belongs to the family of multi-component silicates that researchers investigate for potential semiconductor or photonic applications where the combination of rare earth (yttrium), lightweight (beryllium), and magnetic (iron) elements may enable unusual electronic or optical properties. Interest in such materials typically focuses on high-temperature stability, radiation hardness, or tunable electronic behavior in specialized environments where conventional semiconductors are inadequate.

advanced ceramics researchradiation-resistant semiconductorshigh-temperature electronicsoptical/photonic materialsaerospace/nuclear applications (potential)

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
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.