GAGG:Ce
-doped gadolinium aluminium gallium garnet is a single-crystal scintillator material. It is being considered for applications in astrophysics, such as in high-energy gamma ray detection.
The [Gamma-ray Transients Monitor], which tracks Gamma Ray Bursts and other bright gamma-ray transients with energies ranging from 50 keV to 2 MeV uses GAGG scintillator array as its sensor units.