[1] BERNARD G, PHILIPPE LE R, CHRISTOPHE P. Organic light-emitting diode(OLED) technology: materials, devices and display technologies[J]. Polymer International, 2006, 55(6): 572-582.
[2] SIMONE C, OLIVIER R, DAE-GYU M, et al. High-efficiency organic electroluminescent devices using an organoterbium emitter[J]. Advanced Materials, 2000, 12(21): 1591-1594.
[3] RIEL H, KARG S, BEIERLEIN T, et al. Phosphorescent top-emitting organic light-emitting devices with improved light outcoupling[J]. Applied Physics Letters, 2003, 82(3): 466-468.
[4] XIE G H, ZHANG Z S, XUE Q, et al. Highly efficient top-emitting white organic light-emitting diodes with improved contrast and reduced angular dependence for active matrix displays[J]. Organic Electronics, 2010, 11(12): 2055-2059.
[5] HAN S, FENG X, LU Z H, et al. Transparent-cathode for top-emission organic light-emitting diodes[J]. Applied Physics Letters, 2003, 82(16): 2715-2717.
[6] KIM H K, LEE K S, KWON J H, et al. Transparent indium zinc oxide top cathode prepared by plasma damage-free sputtering for top-emitting organic light-emitting diodes[J]. Applied Physics Letters, 2006, 88(1): 12103-12105.
[7] HAN S, HUANG C, LU Z H, et al. Color tunable metal-cavity organic light-emitting diodes with fullerene layer[J]. Journal of Applied Physics, 2005, 97(9): 317-322.
[8] MA J, PIAO X C, LIU J, et al. Optical simulation and optimization of ITO-free top-emitting white organic light-emitting devices for lighting or display[J]. Organic Electronics, 2011, 12(6): 923-935.
[9] CHEN S F, ZHAO Z Y, JIE Z H, et al. A green top-emitting organic light-emitting device with improved luminance and efficiency[J]. Journal of Physics D: Applied Physics, 2006, 39(17): 3738-3741.
[11] HO C L, WONG W Y, GAO Z Q, et al. Red-light-emitting iridium complexes with hole-transporting 9-arylcarbazole moieties for electrophosphorescence efficiency/ color purity trade-off optimization[J]. Advanced Functional Materials, 2008, 18(2): 319-331.
[12] XIE G H, MENG Y L, WU F M, et al. Very low turn-on voltage and high brightness tris-(8-hydroxyquinoline) aluminum-based organic light-emitting diodes with a MoOx p-doping layer[J]. Applied Physics Letters, 2008, 92(9): 093305-1-3.
[13] HE J, LIU H, DAI Y, et al. Nonconjugated carbazoles: A series of novel host materials for highly efficient blue electrophosphorescent OLEDs[J]. Society, 2009, 113(16): 6761-6767.
[14] LEI G, WANG L, QIU Y. Multilayer organic electrophosphorescent white light-emitting diodes without exciton-blocking layer Multilayer organic electrophosphorescent white light-emitting diodes without exciton-blocking layer[J]. Applied Physic Letters, 2006, 88(10): 103508-1-3.
[15] CHEN S, KWOK H S. Alleviate microcavity effects in top-emitting white organic light-emitting diodes for achieving broadband and high color rendition emission spectra[J]. Organic Electronics, 2011, 12(12): 2065-2070.
[16] CHEN S F, MEI Q B, TANG C, et al. Influence of BCP outcoupling layer on electroluminescent performances in top-emitting organic light-emitting devices[J]. Journal of Nanjing University of Posts and Telecommunications(Natural Science), 2008, 28(1): 35-40.
[17] CHEN S, Li X, HUANG W. Blue top-emitting organic light-emitting devices using a 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline outcoupling layer[J]. Organic Electronics, 2008, 9(6): 1112-1117.
[18] XIE W F, ZHAO Y, LI C, et al. High-efficiency electrophosphorescent white organic light-emitting devices with a double-doped emissive layer[J]. Emicond Sci Technol, 2005, 20(12): 326-329.
[19] WU C C, LIN C L, HSIEH P Y, et al. Methodology for optimizing viewing characteristics of top-emitting organic light-emitting devices[J]. Applied Physics Letters, 2004, 84(20): 3966-3968.