Jkern Q

Dr. Johannes Kern

PostDoc

Wilhelm-Klemm-Str. 10
48149 Münster

E-Mail: johannes.kern@uni-muenster.de

Tel: +49 251 83-36327


since 2013 Postdoc, Physikalisches Institut, University of Münster
2009 - 2013 PhD student, Experimental Physics V, Universitity of Würzburg (Prof. Dr. Hecht)
2006 - 2007 Visiting Scholar, Electrical Engineering, UC Berkeley, USA, (Prof. Dr. Chang Hasnain)
2003 - 2009 Studies of Nanostructure Technologies, Universitity of Würzburg, Diploma Thesis „Plasmonic Transmission Line Cavity” (Prof. Hecht)

Publications

  • On-chip waveguide coupling of a layered semiconductor single-photon source, P. Tonndorf, O. Del Pozo Zamudio, N. Gruhler, J. Kern, R. Schmidt, A. I. Dmitriev, A. P. Bakhtinov, A. I. Tartakovskii, W. HP Pernice, S. Michaelis de Vasconcellos, and R. Bratschitsch, Nano Lett. 17, 5446 (2017)
  • Polarization contrast scattering spectroscopy of individual metal nanoantennas, T. Stiehm, J. Kern, R. Schmidt, S. Michaelis de Vasconcellos, and R. Bratschitsch, Appl. Phys. B 123, 150 (2017)
  • Single-photon emitters in GaSe, P. Tonndorf, S. Schwarz, J. Kern, I. Niehues, O. Del Pozo Zamudio, A. Dmitriev, A. Bakhtinov, D. Borisenko, N. Kolesnikov, A. Tartakovskii, S. Michaelis de Vasconcellos, and R. Bratschitsch, 2D Materials 4, 021010 (2017)
  • Nanoscale positioning of single-photon emitters in atomically thin WSe2,  J. Kern, I. Niehues, P. Tonndorf, R. Schmidt, D. Wigger, R. Schneider, T. Stiehm, S. Michaelis de Vasconcellos, D. E. Reiter, T. Kuhn and R. Bratschitsch, Advanced Materials 28, 7101 (2016)
  • Nanoantenna-controlled radiation pattern of the third-harmonic emission, T. Stiehm, J. Kern, M. Jürgensen, S. Michaelis de Vasconcellos, and R. Bratschitsch, Appl. Phys. B 122,119 (2016)
  • Gap plasmonics of silvernanocube dimers, D. Knebl, A. Hörl, A. Trügler, J. Kern, J.R. Krenn, P. Puschnig, U. Hohenester, Physical Review B, 93 (8), (2015)
  • Electrical-driven optical antennas, J. Kern, R. Kullock, J.P. Prangsma, M. Emmerling, M. Kamp and B. Hecht, Nature Photonics (2015)
  • Nanoantenna-Enhanced Light−Matter Interaction in Atomically Thin WS2,  J. Kern, A. Trügler,I. Niehues, J. Ewering, R. Schmidt, R. Schneider, S. Najmaei, A. George, J. Zhang, J. Lou, U. Hohenester, S. Michaelis de Vasconcellos, and R. Bratschitsch, ACS Photonics (2015)
  • Single-photon emission from localized excitons in an atomically thin semiconductor, P. Tonndorf, R. Schmidt, R. Schneider, J. Kern, M. Buscema, G. A. Steele, A. Castellanos-Gomez, H. S. J. van der Zant, S. Michaelis de Vasconcellos, and R. Bratschitsch, Optica 2, 347 (2015)
  • Atomic-Scale Confinement of Resonant Optical Fields, J. Kern, S. Grossmann, N. V. Tarakina, T. Häckel, M. Emmerling, M. Kamp, J.-S. Huang, P. Biagioni, J. C. Prangsma and B. Hecht, Nano Letters, 12 (2012)
  • Electrically Connected Resonant Optical Antennas, J. C. Prangsma*, J. Kern*, A. G. Knapp, S. Grossmann, M. Emmerling, M. Kamp and B. Hecht (* equal contribution), Nano Letters, 12 (2012)
  • Dynamics of Four-Photon Photoluminescence in Gold Nanoantennas, P. Biagioni, D. Brida, J.-S. Huang, J. Kern, L. Duo, B. Hecht, M. Finazzi and G. Cerullo, Nano Letters, 12 (2012)
  • Atomically flat single-crystalline gold nanostructures for plasmonic nanocircuitry, J.-S. Huang, V. Callegari, P. Geisler, C. Brüning, J. Kern, J. C. Prangsma, X. Wu, T. Feichtner, J. Ziegler, P. Weinmann, M. Kamp, A. Forchel, P. Biagioni, U. Sennhauser and B. Hecht, Nature Communications, 1 (2010)
  • Mode Imaging and Selection in Strongly Coupled Nanoantennas, J.-S. Huang, J. Kern, P. Geisler, P. Weinmann, M. Kamp, A. Forchel, P. Biagioni, and B. Hecht, Nano Letters, 10 (2010)
  • Surface-normal emission of a high-Q resonator using a subwavelength high-contrast grating, Y. Zhou, M. Moewe, J. Kern, M. C.Y. Huang and C. J. Chang-Hasnain, Optics Express, 16 (2008)
  • A Novel High-Q Resonator Using High Contrast Subwavelength Grating, Y. Zhou, M. Moewe, J. Kern, M. C.Y. Huang and C. J. Chang-Hasnain,
    Conference on Lasers and Electro-Optics (CLEO), San Jose, CA, (4-9 May, 2008)
  • Very Large Fabrication Tolerance of VCSELs Using High-Contrast Subwavelength Grating, Y. Zhou, M. C.Y. Huang, J. Kern and C. J. Chang-Hasnain,
    OSA Annual Meeting, Frontiers in Optics, San Jose, CA, (17-20 September, 2007)

Awards

2015 Wilhelm-Conrad-Röntgen Wissenschaftspreis
2011 Best Paper Award (OSA Annual Meeting, San Jose)
2007 Best Paper Award (OSA Annual Meeting, San Jose)
2006 - 2007 Scholarship of the Deutschen Akademischen Austauschdienst (DAAD)
2003 Award of the Deutschen Physikalischen Gesellschaft, DPG (German Physical Society)