Dr.rer.nat. Dr.-Ing. Tristan Kremp

kremp@igpm.rwth-aachen.de

Curriculum Vitae

  • Since December 2008 with OFS Laboratories
  • March 2002 - December 2008: IGPM
    • Research Assistant
    • Member of German Research Society (DFG) Graduate Programme: Hierarchie und Symmetrie in mathematischen Modellen
    • PhD (Dr.rer.nat.) thesis in mathematics: Quasi-spectral finite difference methods: Convergence analysis and application to nonlinear optical pulse propagation
  • April 1998 - February 2002: Institute of Photonics and Quantum Electronics, Karlsruhe Institute of Technology, Germany
    • Research Assistant
    • Member of German Research Society (DFG) Graduate Programme Numerical field computation
    • PhD (Dr.-Ing.) thesis in electrical engineering: Split-step wavelet collocation methods for linear and nonlinear optical wave propagation
  • October 1995 - March 1998: Advanced study period (Hauptstudium) in electrical engineering, Karlsruhe Institute of Technology, Germany
    • Major: Theoretical electrical engineering, Institute of Systems Optimization
    • Master (Dipl.-Ing.) thesis: Time domain analysis of stratified conductive shields with obliquely incident waves and arbitrary wave form functions
  • October 1993 - September 1995: Basic study period (Grundstudium) in electrical engineering, Saarland University, Germany
  • Awards:
    • 2003 Information Technology Society (ITG) Thesis Award
    • 1998 Siemens Studienzeitpreis Karlsruhe, for fastest completion of course studies in the Department of Electrical Engineering and Information Technology, University of Karlsruhe, Germany
    • 1998 SEW Eurodrive Foundation Studies Award, for outstanding diploma thesis

Research Interests

  • Efficient simulation of nonlinear coupled mode equations and application to fiber lasers and continuum generation
  • Theory and applications of fiber Bragg gratings
  • Efficient wavelet and high-order methods in optical communications
  • Theory and applications of quasi-spectral finite differences
  • Modeling of pulse propagation in nonlinear optical materials
  • Chebyshev systems
  • Split-step methods for the nonlinear Schrödinger equation and paraxial wave equation
  • Simulation and modulation techniques for optical wavelength division multiplexing systems
  • Electromagnetic field theory
  • Wavelet Petrov-Galerkin and pole-condition methods for transparent boundary conditions for scattering problems
  • Modeling and simulation of thermal waveguiding in solid state lasers
  • Analytical time domain solutions and efficient numerical models for the telegraph equation in stratified shielding geometries

Publications

  • Journal papers

    P. S. Westbrook, K. S. Abedin, J. W. Nicholson, T. Kremp and J. Porque,
    Raman fiber distributed feedback lasers,
    Opt. Lett., vol. 36, no. 15, pp. 2895-2897, Aug. 2011
    T. Kremp and W. Freude,
    Fast split-step wavelet collocation method for WDM system parameter optimization,
    J. Lightwave Technol., vol. 23, no. 3, pp. 1491-1502, March 2005
    T. Kremp,
    Split-step Wavelet-Kollokationsmethoden zur Simulation linearer und nichtlinearer optischer Wellenausbreitung,
    it - Information Technology, vol. 46, no. 4, pp. 226-228, Aug. 2004
    T. Kremp, A Killi, A. Rieder and W. Freude,
    Split-step wavelet collocation method for nonlinear optical pulse propagation,
    IEICE Trans. Electron., vol. E85-C, no. 3, pp. 534-543, Special Issue on Signals, Systems and Electronics Technology, March 2002
    T. R. Schibli, T. Kremp, U. Morgner, F. X. Kärtner, R. Butendeich, J. Schwarz, H. Schweizer, F. Scholz, J. Hetzler and M. Wegener,
    Continous-wave operation and Q-switched mode locking of Cr:YAG microchip lasers,
    Opt. Lett., vol. 26, no. 12, pp. 941-943, June 2001


  • Conference papers (contributed)

    P. S. Westbrook, K. S. Abedin, J. W. Nicholson, T. Kremp and J. Porque
    Raman fiber DFBs in highly nonlinear germanosilicate fibers,
    IEEE Photonics Conference (IPC 2011), Paper WE4, Arlington (VA), USA, Oct 2011
    P. S. Westbrook, K. S. Abedin, J. W. Nicholson, T. Kremp and J. Porque
    Demonstration of a Raman fiber distributed feedback laser,
    Conference on Lasers and Electro-Optics (CLEO 2011), Postdeadline Paper PDPA11, Baltimore (MD), USA, May 2011
    T. Kremp and P. S. Westbrook,
    Nonlinear coupled mode equations with very broadband nonlinear pulses,
    Bragg Gratings, Photosensitivity and Poling in Glass Waveguides (BGPP 2010), Paper BTuA1, Karlsruhe, Germany, June 2010
    T. Kremp,
    Adaptive split-step quasi-spectral finite difference method for nonlinear optical pulse propagation,
    Optical Fiber Communication Conference (OFC 2007), Paper OTuL, Anaheim (CA), USA, March 2007
    T. Kremp,
    Adaptive split-step quasi-spectral finite difference method for nonlinear optical pulse propagation,
    Optical Fiber Communication Conference (OFC 2007), Paper OTuL, Anaheim (CA), USA, March 2007
    T. Kremp,
    Adaptive split-step quasi-spectral finite difference method for nonlinear optical pulse propagation,
    Optical Fiber Communication Conference (OFC 2007), Paper OTuL, Anaheim (CA), USA, March 2007
    T. Kremp,
    Split-step quasi-spectral finite difference method for the nonlinear Schrödinger equation,
    International Conference on Numerical Analysis and Applied Mathematics (ICNAAM 2006), Crete, Greece, Sep. 2006
    (published by Wiley VCH, pp. 411-414)
    T. Kremp,
    Split-step quasi-spectral finite difference method for nonlinear optical pulse propagation,
    Optical Fiber Communication Conference (OFC 2006), Paper OWI8, Anaheim (CA), USA, March 2006
    T. Kremp,
    High-order split-step finite difference method for nonlinear optical pulse propagation,
    Conference on Lasers and Electro-Optics (CLEO 2005), Paper JThE57, Baltimore (MD), USA, May 2005
    T. Kremp,
    Padé approximation for improved split-step methods,
    Optical Fiber Communication Conference (OFC 2004), Paper MF1, Los Angeles (CA), USA, Feb. 2004
    T. Kremp and W. Freude,
    Fast wavelet collocation method for WDM system parameter optimization,
    Optical Fiber Communication Conference (OFC 2003), Paper MF1, Atlanta (GA), USA, March 2003
    T. Kremp, A. Killi, A. Rieder and W. Freude,
    Adaptive multiresolution split-step wavelet collocation method for nonlinear optical pulse propagation,
    Conference on Lasers and Electro-Optics (CLEO 2002), Paper CThO40, Long Beach (CA), USA, May 2002
    T. Kremp and W. Freude,
    Adaptive multiresolution split-step wavelet collocation method for nonlinear optical pulse propagation,,
    10th International Workshop on Optical Waveguide Theory and Numerical Modelling (OWTNM 2002), Nottingham, UK, Apr. 2002
    T. R. Schibli, T. Kremp, U. Morgner, F. X. Kärtner, R. Butendeich and J. Schwarz, H. Schweizer, F. Scholz, J. Hetzler and M. Wegener,
    Mode-locking of Cr:YAG micro-chip lasers,
    International Conference on Lasers and Electro-Optics (CLEO 2001), Paper CThP, Baltimore (MD), USA, May 2001
    T. R. Schibli, T. Kremp, U. Morgner, W. Seitz, F. X. Kärtner, R. Butendeich, J. Schwarz, H. Schweizer, F. Scholz, J. Hetzler and M. Wegener,
    Cr:YAG micro-chip laser,
    Seventh European Conference on Atomic and Molecular Physics (ECAMP VII), Paper Q33.1, Berlin, Germany, Apr. 2001
    T. Kremp, A. Killi and W. Freude,
    Wavelet collocation method for nonlinear optical pulse propagation,
    Workshop on Numerical Modelling of Electronic and Optoelectronic Devices, Optical Fiber Communication Conference (OFC 2001), Anaheim (CA), USA, March 2001
    T. R. Schibli, T. Kremp, U. Morgner, F. X. Kärtner, R. Butendeich and J. Schwarz, H. Schweizer, F. Scholz, J. Hetzler and M. Wegener,
    CW and Q-switched mode-locked Cr:YAG micro-chip lasers,
    Advanced Solid-State Lasers (ASSL 2001), Seattle (WA), USA, Jan. 2001
    T. Kremp, W. Freude and A. Sharma,
    Collocation method for nonlinear optical pulse propagation,
    Workshop "Modelling and Design of Optical Networks and Systems", 26th European Conference on Optical Communication (ECOC 2000), Paper 2.4, Munich, Germany, Sep. 2000
    T. R. Schibli, T. Kremp, U. Morgner and F. X. Kärtner,
    250 mW from a 1 cm Cr:YAG micro-chip laser,
    International Conference on Lasers and Electro-Optics Europe (CLEO-Europe 2000), Paper CWH6, Nizza, France, June 2000
    M. Weber, T. Kremp and K. Reiss,
    Time domain analysis of nonsinusoidal electromagnetic waves in stratified conducting shields,
    4th International Symposium on Electromagnetic Compatibility (EMC 1999), Tokyo, Japan, May 1999


  • Conference papers (invited)

    T. Kremp and W. Freude,
    DWDM transmission optimization in nonlinear optical fibres with a fast split-step wavelet collocation method,
    International Conference on Optoelectronics, Fiber Optics and Photonics (PHOTONICS 2004), Paper FBR4.1, Cochin, India, Dec. 2004
    W. Freude, T. Kremp, N. Goncharova and C. Poulton,
    Modeling long-haul WDM transmission in nonlinear optical fibers using a fast split-step wavelet collocation method,
    Progress in Electromagnetics Research Symposium (PIERS 2004), Pisa, Italy, March 2004
    W. Freude and T. Kremp,
    Fast photonic network modelling with a new wavelet method,
    Fourth International Workshop on Laser and Fiber-Optical Networks Modelling (LFNM 2002), Kharkov, Ukraine, June 2002
    W. Freude and T. Kremp,
    New numerical tools for fast photonic network simulators,
    Second Joint Symposium on Opto- & Microelectronic Devices and Circuits (SODC 2002),Stuttgart, Germany, March 2002
    W. Freude and T. Kremp,
    Numerical modelling of nonlinear optical waveguides,
    International Symposium on Systems, Signals, and Electronics (ISSSE 01), Tokyo, Japan, July 2001


  • National conferences

    T. Kremp and W. Freude,
    Split-Step Wavelet-Kollokationsverfahren für WDM-Simulationen,
    Workshop der ITG Fachgruppe 5.3.1 Modellierung photonischer Komponenten und Systeme, Stuttgart, Germany, Nov. 2001
    T. Kremp, T. R. Schibli, U. Morgner, F. X. Kärtner, W. Freude and A. Sharma,
    Schneller Eigenmode-Löser für inhomogene Resonatoren,
    The 2001 AMOP & CPP Spring Meeting of the Deutsche Physikalische Gesellschaft (DPG), Paper Q19.2, Berlin, Germany, Apr. 2001
    T. Kremp, T. R. Schibli, U. Morgner, W. Freude and F. X. Kärtner,
    Thermisch induzierte Wellenleitung und Kerr-Lens-Modenkopplung in Cr:YAG Microchip-Lasern,
    Workshop der ITG Fachgruppe 5.3.1 Modellierung photonischer Komponenten und Systeme, Berlin, Germany, June 2000


  • Theses/Books

    T. Kremp,
    Quasi-spectral finite difference methods: Convergence analysis and application to nonlinear optical pulse propagation
    PhD (Dr.rer.nat.) thesis in mathematics, Institut für Geometrie und Praktische Mathematik, RWTH Aachen University
    Cuvillier Verlag Göttingen, ISBN-10: 3869556854, ISBN-13: 9783869556857
    T. Kremp,
    Split-step wavelet collocation methods for linear and nonlinear optical wave propagation
    PhD (Dr.-Ing.) thesis in electrical engineering, Institute of Photonics and Quantum Electronics, Karlsruhe Institute of Technology, 2002
    Cuvillier Verlag Göttingen, ISBN-10: 3898736059, ISBN-13: 9783898736053
    awarded with 2003 Information Technology Society (ITG) Thesis Award
    T. Kremp,
    Zeitbereichsanalyse des Schirmverhaltens leitfähiger Schichtstrukturen bei schrägem Welleneinfall und beliebigen Wellenformfunktionen
    Master (Dipl.-Ing.) thesis, Institute of Systems Optimization, Karlsruhe Institute of Technology, March 1998
    awarded with 1998 SEW Eurodrive Foundation Studies Award