Tm4 Ga4 O12

semiconductor

· Tm4 Ga4 O12

Tm₄Ga₄O₁₂ is a rare-earth gallium oxide ceramic compound belonging to the family of garnet-structured oxides, combining thulium (a lanthanide) with gallium in a stoichiometric oxide matrix. This material is primarily of research and developmental interest for photonic and optoelectronic applications, particularly where rare-earth-doped ceramics offer advantages in laser active media, scintillators, or luminescent devices. The thulium-gallium oxide system is explored for its potential as a host matrix for rare-earth ions, competing with more established platforms like YAG (yttrium aluminum garnet) in specialized infrared laser and radiation detection contexts.

rare-earth doped laser materialsscintillator substratesinfrared photonics (research)radiation detection systems (experimental)optical ceramics developmentadvanced luminescent devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.929	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.974	eV/atom	—

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

Regulatory Screening

Environmental

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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.

Tm4 Ga4 O12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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