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RESEARCH PRODUCT

Luminescence spectra and decay kinetics in ZnWO4 and CdWO4 crystals

S. ChernovDonāts MillersA. WatterichLarisa Grigorjeva

subject

ScintillationPhotoluminescenceChemistryExcitonDopingAnalytical chemistryPhysics::OpticsCondensed Matter PhysicsElectronic Optical and Magnetic MaterialsCondensed Matter::Materials ScienceImpurityNitrogen laserLuminescenceExcitationNuclear chemistry

description

The luminescence spectra and luminescence decay kinetics in ZnWO4 (nominal pure and doped with Fe and Mo) under pulsed electron beam and pulsed nitrogen laser excitation have been investigated. It is suggested that the two-stage intrinsic luminescence decay observed under ionizing radiation excitation in ZnWO4 and CdWO4 was due to two different self-trapped exciton (STE) configurations in these crystals. The role of Fe and Mo impurities for scintillation efficiency in ZnWO4 and CdWO4 has been discussed. (© 2004 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim)

https://doi.org/10.1002/pssb.200302015