[1] BERGH A, CRAFORD G, DUGGAL A, et al. The promise and challenge of solid-state lighting［J］. Physics Today, 2001, 54(12): 42-47.
[2] ZHANG Zhi-wei, WANG Li-jiang, HAN Lu, et al. High-brightness Eu3+-doped La0.67Mg0.5W0.5O3 red phosphor for NUV light-emitting diodes application［J］. Materials Letters, 2015, 160: 302-304.
[3] ZHAO Wen-ning, XU Zhi-mou, SUN Tang-you, et al. Characterization and luminescence properties of a novel green emitting CaB2O4: Tb3+, Li+, phosphor［J］. Solid State Communications, 2014, 178(1): 42-45.
[4] LI Yao, LI Hai-rong, LIU Bi-tao, et al. Warm-white-light emission from Eu2+/Mn2+ -coactivated NaSrPO4 phosphor through energy transfer［J］. Journal of Physics & Chemistry of Solids, 2013, 74(2): 175-180.
[5] LIU Jian. Pure white OLED based on an organic small molecule: 2,6-Di(1H-benzo［d］imidazol-2-yl)pyridine［J］. Spectrochimica Acta Part A Molecular & Biomolecular Spectroscopy, 2015, 149: 48-53.
[6] XU Fei, KIM H U, KIM J H, et al. Progress and perspective of iridium-containing phosphorescent polymers for light-emitting diodes［J］. Progress in Polymer Science, 2015, 47: 92-121.
[7] ALI M A, LIU Xiao-feng, Qiu Jian-rong. A comparative investigation on upconversion luminescence in glass-ceramics containing LaF3 and CaF2 nanocrystals［J］. Journal of Materials Science Materials in Electronics, 2018, 29(10): 8701-8709.
[8] CHEN Y, CHEN G H, LIU X Y, et al. Enhanced up-conversion luminescence and optical thermometry characteristics of Er3+ /Yb3+ co-doped transparent phosphate glass-ceramics［J］. Journal of Luminescence, 2018, 195: 314-320.
[9] LIU Shen, CHEN Da-qin, WAN Z, Zhong-yi, et al. Phase structure control and optical spectroscopy of rare-earth activated GdF3 nanocrystal embedded glass ceramics via alkaline-earth/alkali-metal doping［J］. Rsc Advances, 2016, 6(75): 71176-71187.
[10] HAYASHI H, TANABE S, HANADA T. 1.4 μm band emission properties of Tm3+ ions in transparent glass ceramics containing PbF2 nanocrystals for S-band amplifier［J］. Journal of Applied Physics, 2001, 89(2): 1041-1045.
[11] KRISHNAIAH K V, LEDEMI Y, FILHO E S D L, et al. Development of Yb3+-doped oxyfluoride glass-ceramics with low OH-content containing CaF2 nanocrystals for optical refrigeration［J］. Optical Engineering, 2017, 56(1): 11103.
[12] ZHOU B, BU Y Y, MENG L, et al. Temperature-controlled down-conversion luminescence behavior of Eu3+ -doped transparent MF2 (M = Ba, Ca, Sr) glass ceramics［J］. Luminescence, 2017, 32(2): 195-200.
[13] LI Sai, LU Wei, YANG Qi-hua, et al. Surface plasmon resonance enhanced spontaneous upconversion and stimulated emissions in glass ceramics containing Ba2LaF7 nanocrystals［J］. Advances in Condensed Matter Physics, 2017, 2017: 1-6.
[14] JIN Han, MO Zhao-jun, ZHANG Xiao-song, et al. Luminescent properties of Eu3+-doped glass ceramics containing BaCl2 nanocrystals under NUV excitation for White LED［J］. Journal of Luminescence, 2016, 175: 187-192.
[15] WANG X F, YAN X H, XUAN Y, et al. Green-white-yellow tunable luminescence from Dy3+-Tb3+-Eu3+ doped transparent glass ceramics containing GdSr2F7 nanocrystals［J］. Applied Physics A Materials Science & Processing, 2013, 113(1): 41-46.
[16] ZHAO Shi-long, XU Shi-qing, DENG De-gang, et al. Spectroscopic properties Eu3+ doped and Tm3+/Yb3+ codoped oxyfluoride glass ceramics containing Ba2GdF7 nanocrystals［J］. Chemical Physics Letters, 2010, 494(4): 202-205.
[17] LI Yong-jin, SONG Zhi-guo, LI Chen, et al. Preparation and characterization of Er3+-Yb3+-Ce3+ co-doped transparent glass ceramic containing nano Ca5(PO4)3F crystals［J］. Journal of Rare Earths, 2013, 31(4): 400-404.
[18] DEJNEKA M J. The luminescence and structure of novel transparent oxyfluoride glass-ceramics［J］. Journal of Non-Crystalline Solids, 1998, 239(1-3): 149-155.
[19] CHEN Zhi, WANG Wei-rong, KANG Shi-liang, et al. Tailorable upconversion white light emission from Pr3+ single-doped glass ceramics via simultaneous dual-lasers excitation ［J］. Advanced Optical Materials, 2018, 6(4): 1870017.
[20] LI Hui-dong, WU Lang, WANG Xin, et al. Crystallization behavior and microstructure of barium borosilicate glass-ceramics［J］. Ceramics International, 2015, 41(10): 15202-15207.
[21] WANG Pei-yuan, XIA Hai-ping, PENG Jiang-tao, et al. Growth and spectral properties of Er3+/Tm3+ co-doped LiYF4 single crystal［J］. Crystal Research & Technology, 2013, 48(7): 446-453.
[22] SPADAVECCHIA F, CAPPELLETTI G, ARDIZZONE S, et al. Role of Pr on the semiconductor properties of nanotitania. an experimental and first-principles investigation［J］. Journal of Physical Chemistry C, 2012, 116(43): 23083-23093.
[23] MALLIK A, BARIK A K, PAL B. Retracted article: self-limited growth of Pr3+-doped LaF3 nanocrystals in oxyfluoride glass and glass-ceramics［J］. Rsc Advances, 2017, 7(24): 14824-14831.
[24] DEXTER D L. A theory of sensitized luminescence in solids［J］. The Journal of Chemical Physics, 1953, 21(5): 836-850.
[25] YU De-chao, CHEN Q J, LIN H H, et al. New insight into two-step near-infrared quantum cutting in Pr3+ singly doped oxyfluoride glass-ceramics［J］. Optical Materials Express, 2016, 6(1): 197-206.
[26] YE Song, WANG Shi-ting, ZHAO Xin, et al. Optical properties and evaluation of external quantum yield in Tb3+-Yb3+ Co-doped oxyflouride glass ceramics［J］. Journal of Materials Science & Engineering, 2012, 30(1): 21-24.
[27] JIANG Yong-zhang, XIA Hai-ping, ZHANG Jia-zhong, et al. Growth and optical spectra of Tb3+/Eu3+ co-doped cubic NaYF4 single crystal for white light emitting diode［J］. Journal of Materials Science & Technology, 2015, 31(12): 1232-1236.
[28] HUANG Xing-yong, CHEN Da-qin, LIN Lin, et al. Concentration quenching in transparent glass ceramics containing Er3+: NaYF4 nanocrystals［J］. Science China, 2012, 55(7): 1148-1151.
[29] NARUKAWA Y, NARITA J, SAKAMOTO T,et al. Recent progress of high efficiency white LEDs［J］. Physica Status Solidi, 2007, 204(6): 2087-2093.
[30] ROBERTSON A R. The CIE 1976 color-difference formulae［J］. Color Research & Application, 1977, 2(1): 7-11.
[31] CHEN Hai-wei, ZHU Rui-dong, LEE Yun-han,et al. Correlated color temperature tunable white LED with a dynamic color filter［J］. Optics Express, 2016, 24(6): A731.
[33] YOSHI O. Color rendering and luminous efficacy of white LED spectra［C］. SPIE, 2004, 5530: 88-98.
