Sm4 Ge4 O14

semiconductor

· Sm4 Ge4 O14

Sm₄Ge₄O₁₄ is a rare-earth germanate ceramic compound combining samarium (a lanthanide) with germanium and oxygen in a complex oxide structure. This material belongs to the family of rare-earth germanates, which are primarily studied for their potential in photonic and optoelectronic applications due to their optical transparency and rare-earth ion luminescence properties. While not yet widely deployed in high-volume industrial production, germanate ceramics are of interest for specialized applications requiring UV-visible transparency, thermal stability, and rare-earth doping capabilities—areas where they may offer advantages over conventional silicates or phosphates.

optical ceramics (research phase)rare-earth luminescent materialsphotonic deviceshigh-temperature optical windowsscintillator developmentspecialty glass alternatives

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.712	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.731	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.

Sm4 Ge4 O14

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control