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    Title: Associate Professor Member: Joint-Appointment Faculty
    Name: Yun-Chorng Chang Eduction: Ph.D. in Electrical Engineering, North Carolina State University (2001)
    NTU AH: http://www.rcas.sinica.edu.tw/~jeffchang/
    Tel1(1): (02)2787-3185
    E-Mail(1): E-Mail(2):
    .Associate Research Fellow, Research Center for Applied Sciences, Academia Sinica (2014.02 ~)
    .Assistant Professor, Associate Professor, Professor, Department of Photonics, National Cheng Kung University (2003.08-2014.01)
    .2012 Innovative Research Award for Young Scholars, 3rd place, Taiwan Comprehensive University System
    .SPIE Senior Member, 2014
    .Nanophotonics and Plasmonics
    1.J. Y. Jeng, K. C. Chen, T. Y. Chiang, P. Y. Lin, T. D. Tsai, Y. C. Chang, T. F. Guo*, P. Chen*, T. C. Wen, Y. J. Hsu,” Nickel Oxide Electrode Interlayer in CH3NH3PbI3 Perovskite/PCBM Planar-Heterojunction Hybrid Solar Cells”, Advanced Materials, 2014/06, 26(24) 4107-4113.
    [ DOI:10.1002/adma.201306217 ]
    2.Y. C. Chang*, H. C. Chung, S. C. Lu, T. F. Guo, “Large-scale sub-100nm Au nanodisk array fabricated using Nanospherical-Lens Lithography: a low-cost localized surface plasmon resonance sensor”, Nanotechnology, 2013/03, 24(09), 095302
    [ DOI:10.1088/0957-4484/24/9/095302 ]
    3.Y. C. Chang*, S. C. Lu, H. C. Chung, S. M. Wang, T. D. Tsai, T. F. Guo, “High-Throughput Nanofabrication of Infra-red and Chiral Metamaterials using Nanospherical-Lens Lithography”, Scientific Reports, 2013/11, 3, 3339.
    [ DOI:10.1038/srep03339 ]
    4.I. T. Chen, P. H. Chang, Y. C. Chang*, T. F. Guo*, “Lighting Up Ultraviolet Fluorescence From Chicken Albumen Through Plasmon Resonance Energy Transfer of Gold Nanoparticles”, Scientific Reports , 2013/03, 3, 1505.
    [ DOI:10.1038/srep01505 ]
    5.Y. C. Chang*, C. B. Tseng, “Surface Plasmon-Enhanced Spontaneous Emission from InGaN/GaN multiple-quantum-wells by Indium nanoparticles fabricated using Nanosphere Lithography”, Plasmonics, 2013/09, 8(3), 1395-1400.
    [ DOI:10.1007/s11468-013-9552-8 ]
    6.J. T. Chen, W. C. Lai*, Y. C. Chang, J. K. Sheu, and W. C. Sen, “GaN-based light emitting diodes with micro- and nano-patterned structures by femtosecond laser nonlinear decomposition”, Applied Physics Letters, 2012/09, 101(13), 131102.
    [ DOI:10.1063/1.4754569 ]
    7.Y. H. Liao, Y. J. Chang, Y. Yoshiike, Y. C. Chang*, Y. R. Chen*, “Negatively charged gold nanoparticles inhibit Alzheimer's amyloid-beta fibrillization, induce fibril dissociation, and mitigate neurotoxicity”, Small, 2012/12, 8(23), 3631-3639.
    [ DOI:10.1002/smll.201201068 ]
    8.Y. C. Chang*, S. M. Wang, H. C. Chung, C. B. Tseng, S. –H. Chang, “Observation of Absorption-Dominated Bonding Dark Plasmon Mode from Metal-Insulator-Metal Nanodisk Arrays fabricated by Nanospherical-Lens Lithography”, ACS Nano, 2012/04, 6(4), 3390-3396.
    [ DOI:10.1021/nn300420x ]
    9.C. L. Ni, H. P. Shi, H. M. Yu, Y. C. Chang, and Y. R. Chen*, “Folding Stability of Amyloid-beta 40 Monomer is an Important Determinant of the Nucleation Kinetics in Fibrillization”, FASEB Journal, 2011/04, 25(4), 1390-1401.
    [ DOI:10.1096/fj.10-175539 ]
    10.Y. C. Chang*, S. M. Wang, H. C. Chung, C. B. Tseng, S. –H. Chang, “Large-Area Bowtie Nanoantenna Arrays Fabricated with Economic Oxygen Plasma-Assisted Nanosphere Lithography”, Plasmonics, 2011/09, 6, 599-604.
    [ DOI:10.1007/s11468-011-9240-5 ]
    11.C. C. Tsai, P. L. Chiang, C. J. Sun, T. W. Lin, M. H. Tsai, Y. C. Chang*, and Y. T. Chen*, “Surface potential variations on a silicon nanowire transistor in biomolecular modification and detection”, Nanotechnology, 2011/04, 22, 135503.
    [ DOI:10.1088/0957-4484/22/13/135503 ]
    12.Y. C. Chang*, “Effects of illumination on the excess carriers dynamics and variations of the surface charge states in an AlGaN/GaN heterostructure”, Journal of Applied Physics, 2010/02, 107, 033706.
    [ DOI:10.1063/1.3295916 ]
    13.Y. H. Su*, S. L. Tu, S. W. Tseng, Y. C. Chang, S. H. Chang, and W. M. Zhang, “Influence of Surface Plasmon Resonance on the Emission Intermittency of Photoluminescence from Gold Nano-sea-urchins”, Nanoscale, 2010/12, 02(12), 2639-2646.
    [ DOI:10.1039/c0nr00330a ]
    14.Y. C. Chang*, J. K. Sheu, and Y. –L Li, “Sub-bandgap laser light-induced excess carrier transport between surface states and two-dimensional electron gas channel in AlGaN/GaN structure”, IEEE Journal of Quantum Electronics, 2010/01, 46, 112-115.
    [ DOI:10.1109/JQE.2009.2029065 ]
    15.Y. C. Chang*, H. W. Chen, and S. H. Chang, “Enhanced near-field imaging contrasts of silver nanoparticles by localized surface plasmon”, IEEE Journal of Selected Topics in Quantum Electronics, 2008/11, 14, 1536-1539.
    [ DOI:10.1109/JSTQE.2008.920037 ]
    16.Y. -L. Li, W. C. Lai, and Y. C. Chang*, “Excess carrier dynamics of InGaN/GaN multiple-quantum-well light-emitting diodes with various silicon barrier doping profiles”, Applied Physics Letters, 2008/04, 92(15), 152109.
    [ DOI:10.1063/1.2912035 ]
    17.H. Y. Lee, K. H. Pan, C. C. Lin, Y. C. Chang, F. J. Kao, and C. T. Lee*, “Current spreading of III-nitride light-emitting diodes using plasma treatment”, Journal of Vacuum Science Technology B, 2007/07, 25(4), 1280-1283
    [ DOI:10.1116/1.2753853 ]
    18.Y. C. Chang*, F. Y. Chou, P. H. Yeh, H. W. Chen, S. H. Chang, Y. C. Lan, T. F. Guo, T. C. Tsai, and C. T. Lee, “Effects of Surface Plasmon Resonant Scattering on the Power Conversion Efficiency of Organic Thin-Film Solar Cells”, Journal of Vacuum Science Technology B, 2007/11, 25, 1899-1902.
    [ DOI:10.1116/1.2806959 ]
    19.Y. C. Lan*, Y. C. Chang, and P. H. Lee, “Manipulation of Tunneling Frequencies Using Magnetic Fields for Resonant Tunneling Effects of Surface Plasmons”, Applied Physics Letters, 2007/04, 90(17), 171114
    [ DOI:10.1063/1.2732827 ]
    20.Y. C. Chang*, Y. –L. Li, D. B. Thomson, and R. F. Davis, “Phonon-Assisted Stimulated Emission from Pendeo-Epitaxy GaN Stripes Grown on 6H-SiC Substrates”, Applied Physics Letters, 2007/07, 91, 051119.
    [ DOI:10.1063/1.2767239 ]
    21.Y. C. Chang*, Y. –L. Li, T. H. Lin, and J. K. Sheu, “Variations of Channel Conductance in AlGaN/GaN Structure with Sub-Bandgap Laser Light and Above-Bandgap Illuminations”, Japanese Journal of Applied Physics, 2007/06, 46, 3382-3384
    [ DOI:10.1143/JJAP.46.3382 ]
    22.Y. C. Chang*, R. M. Kolbas, Z. J. Reitmeier, and R. F. Davis, “Effect of Thermal Annealing on the Metastable Optical Properties of GaN Thin Films”, Journal of Vacuum Science Technology A, 2006/07, 24, 1051-1054
    [ DOI:10.1116/1.2209656 ]
    23.Y. C. Chang*, A. L. Cai, J. F. Muth, R. M. Kolbas, M. Park, J. J. Cuomo, A. Hanser, and J. Bumgarner, “Optical and structural studies of hydride vapor phase epitaxy grown GaN”, Journal of Vacuum Science Technology A, 2003/05, 21, 701-705
    [ DOI:10.1116/1.1568346 ]
    24.Y. C. Chang, A. L. Cai, M. A. L. Johnson, J. F. Muth, R. M. Kolbas*, Z. J. Reitmeier, S. Einfeldt, and R. F. Davis, “Electron-beam-induced optical memory effects in GaN”, Applied Physics Letters, 2002/04, 80, 2675-2677
    [ DOI:10.1063/1.1469222 ]
    25.M. Park*, J. P. Maria, J. J. Cuomo, Y. C. Chang, J. F. Muth, R. M. Kolbas, R. J. Nemanich, E. Carlson, and J. Bumgarner, “X-ray and Raman analyses of GaN produced by ultrahigh-rate magnetron sputter epitaxy”, Applied Physics Letters, 2002/09, 81, 1797-1799
    [ DOI:10.1063/1.1506781 ]
    26.Y. C. Chang, A. E. Oberhofer, J. F. Muth, R. M. Kolbas*, and R. F. Davis, “Optical metastability of sub-bandgap (2.2eV) yellow luminescence in GaN”, Applied Physics Letters, 2001/07, 79, 281-283
    27.M. J. Bergmann*, U. Ozgur, H. C. Casey, Jr., J. F. Muth, Y. C. Chang, R. M. Kolbas, R. A. Rao, C. B. Eom, and M. Schurman, “Linear optical properties of a heavily Mg-doped Al[sub 0.09]Ga[sub 0.91]N epitaxial layer”, Applied Physics Letters, 1999/05, 74, 3188-3190
    28.Osinsky*, S. Gangopadhyay, J. W. Yang, R. Gaska, D. Kuksenkov, H. Temkin, I. K. Shmagin, Y. C. Chang, J. F. Muth, and R. M. Kolbas, “Visible-blind GaN Schottky barrier detectors grown on Si(111)”, Applied Physics Letters, 1998/02, 72, 551-553