Radiation Detection and Scintillator Technologies

When certain materials absorb high-energy radiation, they emit brief flashes of visible light—a phenomenon called scintillation—and building detectors around this effect has become central to both fundamental physics research and clinical medicine. Inorganic crystals such as lutetium oxyorthosilicate, paired with silicon photomultipliers that convert those flashes into electrical signals with exceptional timing precision, now enable time-of-flight PET scanners to localize tumors with far greater sensitivity than earlier generations of instruments. Growing high-purity scintillator crystals at scale without defects that degrade light yield remains a persistent materials challenge, and finding reliable alternatives to helium-3 for neutron detection—a supply-constrained isotope long used in security and reactor monitoring—is an active area of development. Together these efforts push toward detectors that are faster, more compact, and sensitive across a wider range of particle types and energies.

Works

145,495

Total citations

524,056

Keywords

Scintillation DetectorsInorganic ScintillatorsSilicon PhotomultiplierRadiation DetectionMedical ImagingTime-of-Flight PET