[1] E. Abbe. Beitrage zur Theorie des Mikroskops und der mikroskopischen Wahrnehmung［J］. Archivfür Mikroskopische Anatomie, 1873, 9(1): 413～468
[2] S. W. Hell, J. Wichmann. Breaking the diffraction resolution limit by stimulated-emission-stimulated-emission-depletion fluorescence microscopy［J］. Opt. Lett., 1994, 19(11): 780～782
[3] V. Westphal, S. W. Hell. Nanoscale resolution in the focal plane of an optical microscope［J］. Phys. Rev. Lett., 2005, 94(14): 143903
[4] B. Harke, J. Keller, C. K. Ullal et al.. Resolution scaling in STED microscopy［J］. Opt. Express, 2008, 16(6): 4154～4162
[5] S. W. Hell. Far-field optical nanoscopy［J］. Science, 2007, 316(5828): 1153～1158
[6] L. Kastrup, H. Blom, C. Eggeling et al.. Fluorescence fluctuation spectroscopy in subdiffraction focal volumes［J］. Phys. Rev. Lett., 2005, 94(17): 178104
[7] M. Hofmann, C. Eggeling, S. Jakobs et al.. Breaking the diffraction barrier in fluorescence microscopy at low light intensities by using reversibly photoswitchable proteins［J］. P. Natl. Acad. Sci. USA, 2005, 102(49): 17565～17569
[8] M. Fernandez-Suarez, A. Y. Ting. Fluorescent probes for super-resolution imaging in living cells［J］. Nat. Rev. Mol. Cell. Bio., 2008, 9(12): 929～943
[9] B. Hein, K. I. Willig, S. W. Hell. Stimulated emission depletion (STED) nanoscopy of a fluorescent protein-labeled organelle inside a living cell［J］. P. Natl. Acad. Sci. USA, 2008, 105(38): 14271～14276
[10] Wang Yan, Zhao Lingling, Chen Tongsheng et al.. Study on cell cycle using fluorescence lifetime imaging microscopic system based on a streak camera［J］. Chinese J. Lasers, 2011, 38(3): 0304002
[11] Cai Xiamei, Yu Biying, Wu Shulian et al.. Evalution of myocardial ischemia by two-photon excited fluorescence in vivo［J］. Laser & Optoelectronics Progress, 2010, 47(6): 061701
[12] K. I. Willig, A. C. Stiel, T. Brakemann et al.. Dual-label STED nanoscopy of living cells using photochromism［J］. Nano Lett., 2011, 11(9): 3970～3973
[13] K. R. Chi. Super-resolution microscopy: breaking the limits［J］. Nature Methods, 2009, 6(1): 15～18
[14] T. A. Klar, S. W. Hell. Subdiffraction resolution in far-field fluorescence microscopy［J］. Opt. Lett., 1999, 24(14): 954～956
[15] T. A. Klar, E. Engel, S. W. Hell. Breaking Abbe′s diffraction resolution limit in fluorescence microscopy with stimulated emission depletion beams of various shapes［J］. Phys. Rev. E, 2001, 64(6): 066613
[16] M. Dyba, S. W. Hell. Focal spots of size λ/23 open up far-field fluorescence microscopy at 33 nm axial resolution［J］. Phys. Rev. Lett., 2002, 88(16): 163901
[17] V. Westphal, J. Seeger, T. Salditt et al.. Stimulated emission depletion microscopy on lithographic nanostructures［J］. J. Phys. B: At Mol. Opt., 2005, 38(9): S695～S705
[18] K. I. Willig, S. O. Rizzoli, V. Westphal et al.. STED microscopy reveals that synaptotagmin remains clustered after synaptic vesicle exocytosis［J］. Nature, 2006, 440(7086): 935～939
[19] G. Donnert, J. Keller, R. Medda et al.. Macromolecular-scale resolution in biological fluorescence microscopy［J］. P. Natl. Acad. Sci. USA, 2006, 103(31): 11440～11445
[20] S. Bretschneider, C. Eggeling, S. W. Hell. Breaking the diffraction barrier in fluorescence microscopy by optical shelving［J］. Phys. Rev. Lett., 2007, 98(21): 218103
[21] E. Rittweger, K. Y. Han, S. E. Irvine et al.. STED microscopy reveals crystal colour centres with nanometric resolution［J］. Nature. Photon., 2009, 3(3): 144～147
[23] E. Rittweger, B. R. Rankin, V. Westphal et al.. Fluorescence depletion mechanisms in super-resolving STED microscopy［J］. Chem. Phys. Lett., 2007, 442(4-6): 483～487
[24] M. Schrader, F. Meinecke, K. Bahlmann. Monitoring the excited state of a fluorophore in a microscope by stimulated emission［J］. Bioimaging, 1995, 3(4): 147～153
[25] E. Wolf. Electromagnetic diffraction in optical systems.1. An integral representation of the image field［J］. Proc. R. Soc. Lon. Ser. A, 1959, 253(1274): 349～357
[26] B. Richards, E. Wolf. Electromagnetic diffraction in optical systems.2. Structure of the image field in an aplanatic system［J］. Proc. R. Soc. Lon. Ser. A, 1959, 253(1274): 358～379
[27] T. A. Klar, M. Dyba, S. W. Hell. Stimulated emission depletion microscopy with an offset depleting beam［J］. Appl. Phys. Lett., 2001, 78(4): 393～395
[28] T. A. Klar, S. Jakobs, M. Dyba et al.. Fluorescence microscopy with diffraction resolution barrier broken by stimulated emission［J］. P. Natl. Acad. Sci. USA, 2000, 97(15): 8206～8210
[29] V. Westphal, L. Kastrup, S. W. Hell. Lateral resolution of 28 nm (λ/25) in far-field fluorescence microscopy［J］. Appl. Phys. B, 2003, 77(4): 377～380
[30] M. Bossi, J. Folling, M. Dyba et al.. Breaking the diffraction resolution barrier in far-field microscopy by molecular optical bistability［J］. New J. Phys., 2006, 8: 275
[31] Yu Jianqiang, Yuan Jinghe, Fang Xiaohong et al.. Effect of excitation and depletion process on resolution of stimulated emission depletion microscopy［J］. Acta Optica Sinica, 2010, 30(s1): s100405
[32] E. Auksorius, B. R. Boruah, C. Dunsby et al.. Stimulated emission depletion microscopy with a supercontinuum source and fluorescence lifetime imaging［J］. Opt. Lett., 2008, 33(2): 113～115
[33] D. Wildanger, E. Rittweger, L. Kastrup et al.. STED microscopy with a supercontinuum laser source［J］. Opt. Express, 2008, 16(13): 9614～9621
[34] K. I. Willig, B. Harke, R. Medda et al.. STED microscopy with continuous wave beams［J］. Nature Methods, 2007, 4(11): 915～918
[35] J. Buckers, D. Wildanger, G. Vicidomini et al.. Simultaneous multi-lifetime multi-color STED imaging for colocalization analyses［J］. Opt. Express, 2011, 19(4): 3130～3143
[36] G. Moneron, R. Medda, B. Hein et al.. Fast STED microscopy with continuous wave fiber lasers［J］. Opt. Express, 2010, 18(2): 1302～1309
[37] P. Bingen, M. Reuss, J. Engelhardt et al.. Parallelized STED fluorescence nanoscopy［J］. Opt. Express, 2011, 19(24): 23716～23726
[38] V. Westphal, M. A. Lauterbach, A. D. Nicola et al.. Dynamic far-field fluorescence nanoscopy［J］. New. J. Phys., 2007, 9: 435
[39] V. Westphal, S. O. Rizzoli, M. A. Lauterbach et al.. Video-rate far-field optical nanoscopy dissects synaptic vesicle movement［J］. Science, 2008, 320(5873): 246～249
[40] T. Scheul, C. D. Amico, I. Wang et al.. Two-photon excitation and stimulated emission depletion by a single wavelength［J］. Opt. Express, 2011, 19(19): 18036～18048
[41] G. Moneron, S. W. Hell. Two-photon excitation STED microscopy［J］. Opt. Express, 2009, 17(17): 14567～14573
[42] R. J. Marsh, D. A. Armoogum, A. J. Bain. Stimulated emission depletion of two-photon excited states［J］. Chem. Phys. Lett., 2002, 366(3-4): 398～405
[43] P. Bianchini, A. Diaspro. Fast scanning STED and two-photon fluorescence excitation microscopy with continuous wave beam［J］. J. Microsc-Oxford, 2012, 245(3): 225～228
[44] P. Bianchini, B. Harke, S. Galiani et al.. Single-wavelength two-photon excitation-stimulated emission depletion (SW2PE-STED) superresolution imaging［J］. P. Natl. Acad. Sci. USA, 2012, 109(17): 6390～6393
[45] P. Torok, P. R. T. Munro. The use of Gauss-Laguerre vector beams in STED microscopy［J］. Opt. Express, 2004, 12(15): 3605～3617
[46] R. K. Singh, P. Senthilkumran, K. Singh. Focusing of linearly and circularly polarized Gaussian background vortex beams by a high numerical aperture system afflicted with third-order astigmatism［J］. Opt. Commun., 2008, 281(24): 5939～5948
[47] V. Westphal, C. M. Blanca, M. Dyba et al.. Laser-diode-stimulated emission depletion microscopy［J］. Appl. Phys. Lett., 2003, 82(18): 3125～3217
[48] D. Wildanger, R. Medda, L. Kastrup et al.. A compact STED microscope providing 3D nanoscale resolution［J］. J. Microsc. Oxford, 2009, 236(1): 35～43
[49] C. K. Ullal, S. Primpke, R. Schmidt et al.. Flexible microdomain specific staining of block copolymers for 3D optical nanoscopy［J］. Macromolecules, 2011, 44(19): 7508～7510
[50] A. Punge, S. O. Rizzoli, R. Jahn et al.. 3D reconstruction of high-resolution STED microscope images［J］. Microsc. Res. Techniq., 2008, 71(9): 644～650
[51] M. Leutenegger, C. Ringemann, T. Lasser et al.. Fluorescence correlation spectroscopy with a total internal reflection fluorescence STED microscope (TIRF-STED-FCS)［J］. Opt. Express, 2012, 20(5): 5243～5263
