Czochralski Growth and Scintillation Properties of ${\rm Ce}:({\rm Gd},{\rm Y},{\rm Lu})_3$ $({\rm Al},{\rm Ga})_5{\rm O}_{12}$ Single Crystals

1-inch size Ce1%:Gd
₂
Lu
₁
Al
₂
Ga
₃
O
₁₂
, Gd
₁
Lu
₂
Al
₂
Ga
₃
O
₁₂
, Gd
₁
Y
₂
Al
_1.5
Ga
_3.5
O
₁₂
and Lu
₂
Y
₁
Al
₂
Ga
₃
O
₁₂
were grown by the Czhocralski (Cz) method. The EPMA techniques is employed to check their chemical composition. Luminescence and scintillation properties were also evaluated. The Ce1%: Gd
₁
Y
₂
Al
₂
Ga
₃
O
₁₂
sample showed the highest light yield of around 40 \thinspace000 photon/MeV. The scintillation decay time was 46.6 ns(63%) and 157 ns(37%).