[1] [1] MELCHER C L. Lutetium orthosilicate single crystal scintillator detector: US5025151［P］. 1991-06-18.

[2] [2] SAOUDI A, PEPIN C, HOUDE D, et al. Scintillation light emission studies of LSO scintillators［J］. IEEE Transactions on Nuclear Science, 1999, 46(6): 1925-1928.

[3] [3] MELCHER C L, MANENTE R A, PETERSON C A, et al. Czochralski growth of rare earth oxyorthosilicate single crystals［J］. Journal of Crystal Growth, 1993, 128(1/2/3/4): 1001-1005.

[5] [5] COOKE D W, MCCLELLAN K J, BENNETT B L, et al. Crystal growth and optical characterization of cerium-doped Lu1.8Y0.2SiO5［J］. Journal of Applied Physics, 2000, 88(12): 7360-7362.

[9] [9] WAN B, DING D Z, WANG L W, et al. Analysis of luminescence spectra and decay kinetics of LYSO∶Ce scintillating crystals with varied yttrium content［J］. Ceramics International, 2021, 47(12): 16918-16925.

[10] [10] DING D Z, WENG L H, YANG J H, et al. Influence of yttrium content on the location of rare earth ions in LYSO∶Ce crystals［J］. Journal of Solid State Chemistry, 2014, 209: 56-62.

[11] [11] WEN J, DUAN C K, NING L X, et al. Spectroscopic distinctions between two types of Ce3+ ions in X2-Y2SiO5: a theoretical investigation［J］. The Journal of Physical Chemistry A, 2014, 118(27): 4988-4994.

[12] [12] SUZUKI H, TOMBRELLO T A, MELCHER C L, et al. Light emission mechanism of Lu2(SiO4)O∶Ce ［C］//IEEE Conference on Nuclear Science Symposium and Medical Imaging. October 25-31, 1992, Orlando, FL, USA. IEEE, 1992: 120-122.

[13] [13] JARY V, NIKL M, MIHOKOVA E, et al. Influence of yttrium Content on the Ce1 and Ce2 Luminescence Characteristics in (Lu1-xYx)2SiO5: Ce single crystals ［J］. IEEE Transactions on Nuclear Science, 2012, 59(5): 2079-2084.

[14] [14] NAUD J D, TOMBRELLO T A, MELCHER C L, et al. The role of cerium sites in the scintillation mechanism of LSO［J］. IEEE Transactions on Nuclear Science, 1996, 43(3): 1324-1328.

[16] [16] ZHENG R, CHEN J, DENG Y F, et al. Study on the inhomogeneity of LYSO crystal boules grown by the Cz method for PET applications［J］. Journal of Crystal Growth, 2020, 546: 125708.

[17] [17] BIZARRI G. Scintillation mechanisms of inorganic materials: from crystal characteristics to scintillation properties［J］. Journal of Crystal Growth, 2010, 312(8): 1213-1215.

[18] [18] BLAHUTA S, BESSIRE A, VIANA B, et al. Defects identification and effects of annealing on Lu2(1-x)Y2xSiO (LYSO) single crystals for scintillation application［J］. Materials (Basel, Switzerland), 2011, 4(7): 1224-1237.

[19] [19] WEBER M J. Scintillation: mechanisms and new crystals［J］. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 2004, 527(1/2): 9-14.

[20] [20] BIZARRI G, DORENBOS P. Charge carrier and exciton dynamics InLaBr3∶Ce3+scintillators: experiment and model［J］. Physical Review B, 2007, 75(18): 184302.

[21] [21] BLAHUTA S, BESSIRE A, VIANA B, et al. Evidence and consequences of Ce4+ in LYSO∶Ce, Ca and LYSO∶Ce, Mg single crystals for medical imaging applications［J］. IEEE Transactions on Nuclear Science, 2013, 60(4): 3134-3141.

[22] [22] YANG K, MELCHER C L, RACK P D, et al. Effects of calcium codoping on charge traps in LSO∶Ce crystals［C］//IEEE Transactions on Nuclear Science. IEEE: 2960-2965.

[23] [23] CHEWPRADITKUL W, WANARAK C, SZCZESNIAK T, et al. Comparison of absorption, luminescence and scintillation characteristics in Lu1.95Y0.05SiO5∶Ce, Ca and Y2SiO5∶Ce scintillators［J］. Optical Materials, 2013, 35(9): 1679-1684.

[39] [39] DORENBOS P. Scintillation mechanisms in Ce3+ doped halide scintillators［J］. Physica Status Solidi (a), 2005, 202(2): 195-200.

[40] [40] SUZUKI A, KUROSAWA S, PEJCHAL J, et al. The effect of different oxidative growth conditions on the scintillation properties of Ce∶Gd3Al3Ga2O12 crystal［J］. Physica Status Solidi (c), 2012, 9(12): 2251-2254.

[41] [41] REN G H, FENG H, DING D Z, et al. Luminescence properties and their temperature dependence of Lu2Si2O7∶Ce scintillation crystals［J］. IEEE Transactions on Nuclear Science, 2010, 57(3): 1291-1294.

[42] [42] SU J, YE S, YI X, et al. Influence of oxygen vacancy on persistent luminescence in ZnGa2O4∶Cr3+ and identification of electron carriers［J］. Optical Materials Express, 2017, 7(3): 734-743.

[43] [43] DING D Z, FENG H, REN G H, et al. Air atmosphere annealing effects on LSO∶Ce crystal［J］. IEEE Transactions on Nuclear Science, 2010, 57(3): 1272-1277.

[44] [44] WU Y T, REN G H, DING D Z, et al. The annealing effects of Lu0.8Sc0.2BO3∶Pr3+ scintillation crystal within different atmospheres［J］. Solid State Sciences, 2012, 14(5): 635-638.

[45] [45] NIKL M, KAMADA K, BABIN V, et al. Defect engineering in Ce-doped aluminum garnet single crystal scintillators［J］. Crystal Growth & Design, 2014, 14(9): 4827-4833.

[46] [46] MELCHER C L, FRIEDRICH S, CRAMER S P, et al. Cerium oxidation state in LSO∶Ce scintillators［J］. IEEE Transactions on Nuclear Science, 2005, 52(5): 1809-1812.

[47] [47] WU Y T, TIAN M K, PENG J, et al. On the role of Li+ codoping in simultaneous improvement of light yield, decay time, and afterglow of Lu2SiO5∶Ce3+ scintillation detectors［J］. Physica Status Solidi (RRL)-Rapid Research Letters, 2019, 13(2): 1800472.

[50] [50] LIU S P, MARES J A, FENG X Q, et al. Towards bright and fast Lu3Al5O12∶Ce, Mg optical ceramics scintillators［J］. Advanced Optical Materials, 2016, 4(5): 731-739.

[51] [51] LIU S P, FENG X Q, ZHOU Z W, et al. Effect of Mg2+ co-doping on the scintillation performance of LuAG∶Ce ceramics［J］. Physica Status Solidi (RRL) - Rapid Research Letters, 2014, 8(1): 105-109.

[54] [54] FAN L C, WU Y Q, ZHANG Z J, et al. Fabrication and luminescent properties of fine-grained cerium-doped lutetium-yttrium oxyorthosilicate ceramics［J］. Optical Materials, 2020, 99: 109563.

[56] [56] ZHU Z C, LIU B, ZHANG H F, et al. Improvement of light extraction of LYSO scintillator by using a combination of self-assembly of nanospheres and atomic layer deposition［J］. Optics Express, 2015, 23(6): 7085-7093.

[57] [57] LIU F Y, YANG Y L, LIU Y D, et al. Large energy resolution improvement of LYSO scintillator by electron beam lithography method［J］. AIP Advances, 2020, 10(2): 025101.