Completed PhD Theses
Year Name Thesis Title
1989 Rausch- und Sättigungseigenschaften von optischen 1,3-μm-Halbleiter-Wanderwellenverstärkern
1993 Verstärkungs- und Rauscheigenschaften von Er3+-Faserverstärkern
1994 Heterodynempfänger für binär phasenkodierte optische Signale mit einer Empfindlichkeit dicht an der Schrotrauschgrenze
1994 Simulation kohärent-optischer Übertragungssysteme am Beispiel eines CPFSK-Heterodynsystems
1996 Charakterisierung und Verstärkereinsatz von Erbium-dotierten Glasfasern
1999 Optischer Gewinn und Alpha-Faktor in InAlGaAs/InP Quantenfilmlasern
2000 Fehlerkorrigiertes 50-GHz-Messsystem für nichtlineare elektrooptische Ein- und Zweitore
2001 Modellierung von Gewinnsättigung und Transporteffekten in Quantenfilmlasern mit Bilanzgleichungen
2001 Kontinuierliche Modenkopplung von Festkörperlasern
2003 Sub-two cycle TI: Sapphire laser and phase sensitive nonlinear optics
2003 Split-step wavelet collocation methods for linear and nonlinear optical wave propagation
2003 Synchronisation und Aktive Modenkopplung von Festkörperlasern durch Nichtlineare Fabry-Perot Resonatoren
2004 Periodische Strukturen im Mikrowellenbereich für planare Antennen und zur Modellierung integriert-optischer Komponenten
2004 Erzeugung und Charakterisierung metallischer Nanostrukturen auf n-Si(111):H Einkristalloberflächen
2004 Elektrochemische Herstellung und Charakterisierung von Nanostrukturen - Entwicklung ultrascharfer STM-Spitzen als Nanoelektroden
2004 Ultrashort Pulse Generation in Kerr-Lens Mode Locked Colquiriite Lasers
2005 FEW-Cycle Laser Dynamics and Carrier-Envelope Phase Detection
2007 Nonlinear Resonators for All-Optical Signal Processing
2007 Nanophotonic devices for linear and nonlinear optical signal processing
2008 Pattern Effect Mitigation Techniques for All-Optical Wavelength Converters Based on Semiconductor Optical Amplifiers
2009 Tunable Diode-Laser Absorption Spectroscopy for Trace-Gas Measurements with High Sensitivity and Low Drift
2009 Slow-light Photonic Crystal Devices for High-Speed Optical Signal Processing
2010 An Optical Grooming Switch for High-Speed Traffic Aggregation in Time, Space and Wavelength
2011 High-Speed, Low-Power and Mid-IR Silicon Photonics Applications
2013 Single-Laser Multi-Terabit/s Systems
2013 Silicon-Organic Hybrid Platform for Photonic Integrated Circuits
2013 Optical Delay Interferometers and their application for self-coherent detection
2013 High-Speed, Low-Power and Mid-IR Silicon Photonics Applications
2013 Optically Powered Highly Energy-efficient Sensor Networks
2013 Linear and Nonlinear Semiconductor Optical Amplifiers for Next-Generation Optical Networks
2013 Real-time Digital Signal Processing for Software-defined Optical Transmitters and Receivers
2013 Semiconductor Optical Amplifiers and mm-Wave Wireless Links for Converged Access Networks
2014 Millimeter-Precision Laser Rangefinder Using a Low-Cost Photon Counter
2014 Active and Passive Plasmonic Devices for Optical Communications
2014 Silicon Photonic Modulators for Low-power Applications
2014 Next-Generation Optical Access Networks - Architectures, Signal Processing and Devices
2016 Stacked Modulation Formats Enabling Highest-Sensitivity Optical Free-Space Communications
2016 Terabit-Rate Transmission Using Optical Frequency Comb Sources
2016 Integrated dye lasers for all-polymer photonic Lab-on-a-Chip systems
2017 Silicon-organic hybrid devices for high-speed electro-optic signal processing
2017 Photonic Wire Bonding as a Novel Technology for Photonic Chip Interfaces
2017 Silicon-organic hybrid (SOH) electro-optic modulators for high-speed and power-efficient communications
2019 Hybrid Silicon Photonic Circuits with Second-Order Optical Nonlinearities
2019 Wireless Terahertz Communications: Optoelectronic Devices and Signal Processing
2020 Electro-Optic Frequency Combs and their Applications in High-Precision Metrology and High-Speed Communications
2020 Hybrid Silicon Photonic Circuits with Second-Order Optical Nonlinearities
2020 Silicon-organic hybrid electro-optic modulators for high-speed communication systems
2020 Waveguide-Based Photonic Sensors: From Devices to Robust Systems
2020 Coherent Terabit/s Communications using Chip-Scale Optical Frequency Comb Sources
2020 Kerr Frequency Combs and Microresonators: Modelling, Design, and Applications
2021 Chip-Scale Optical Frequency Comb Sources for Terabit Communications
2021 Plasmonic-Organic and Silicon-Organic Hybrid Modulators for High-Speed Signal Processing