All Stories

  1. Red-emitting distributed-feedback ridge-waveguide laser based on high-order surface grating

    Article • Electronics Letters, March 2018, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  2. Design and realization of a widely tunable sampled-grating distributed-Bragg reflector (SG DBR) laser emitting at 976 nm

    Article • June 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  3. Influence of lateral waveguide and grating layouts on the diffraction efficiency of distributed Bragg reflectors

    Article • June 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  4. Realisation of a widely tuneable sampled grating DBR laser emitting around 970 nm

    Article • Electronics Letters, May 2017, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox, Prof. Dr. Markus Weyers, Pietro Della Casa

  5. Design and Realization of a Miniaturized DFB Diode Laser-Based SHG Light Source With a 2-nm Tunable Emission at 488 nm

    Article • IEEE Transactions on Components Packaging and Manufacturing Technology, May 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  6. Concept and numerical simulations of a widely tunable GaAs-based sampled-grating diode laser emitting at 976 nm

    Article • IET Optoelectronics, April 2017, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox, Pietro Della Casa

  7. Method for in-depth characterization of electro-optic phase modulators

    Article • Applied Optics, February 2017, Optical Society of America (OSA)

    Dr Olaf Brox

  8. Increased diffraction efficiencies of DBR gratings in diode lasers with adiabatic ridge waveguides

    Article • Semiconductor Science and Technology, November 2016, Institute of Physics Publishing

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  9. DBR tapered diode laser with 12.7 W output power and nearly diffraction-limited, narrowband emission at 1030 nm

    Article • Applied Physics B Photophysics and Laser Chemistry, April 2016, Springer Science + Business Media

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  10. DBR tapered diode laser at 1030 nm with nearly diffraction-limited narrowband emission and 12.7 W of optical output power

    Article • March 2016, SPIE

    Dr Frank Bugge, Dr Olaf Brox, Prof. Dr. Markus Weyers

  11. 24-wavelength distributed Bragg reflector laser array with surface gratings

    Article • Electronics Letters, August 2015, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  12. Watt-level continuous-wave diode lasers at 1180 nm with high spectral brightness

    Article • April 2015, SPIE

    Dr Olaf Brox, Dr Frank Bugge, Prof. Dr. Markus Weyers

  13. Distributed feedback lasers in the 760 to 810 nm range and epitaxial grating design

    Article • Semiconductor Science and Technology, August 2014, Institute of Physics Publishing

    Dr Olaf Brox

  14. Frequency doubling of a passively mode-locked monolithic distributed Bragg reflector diode laser

    Article • Applied Optics, May 2014, Optical Society of America (OSA)

    Dr Olaf Brox

  15. Small linewidths 76× nm DFB-laser diodes with optimised two-step epitaxial gratings

    Article • May 2014, SPIE

    Dr Olaf Brox, Dr Frank Bugge

  16. Second harmonic pico-second pulse generation with mode-locked 1064nm DBR laser diodes

    Article • February 2014, SPIE

    Dr Olaf Brox, Dr Frank Bugge

  17. Double Heterostructure AlGaAs/GaAs W-shaped Waveguide Mach-Zehnder Intensity Modulator for 780 nm Lasers

    Article • January 2014, Optical Society of America (OSA)

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  18. Double-heterostructure ridge-waveguide GaAs/AlGaAs phase modulator for 780 nm lasers

    Article • Applied Physics B Photophysics and Laser Chemistry, October 2013, Springer Science + Business Media

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  19. Influence of the length of the absorber section on the mode locking behaviour of a 1064nm DBR laser determined on a single device

    Article • May 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox, Dr Frank Bugge

  20. Integrated 13 GHz ps-pulse-source at 1064 nm

    Article • Semiconductor Science and Technology, March 2013, Institute of Physics Publishing

    Dr Olaf Brox

  21. Dynamics of high power gain switched DFB RW laser under high current pulse excitation on a nanosecond time scale

    Article • March 2013, SPIE

    Dr Olaf Brox

  22. Dynamics of a gain-switched distributed feedback ridge waveguide laser in nanoseconds time scale under very high current injection conditions

    Article • Optics Express, January 2013, Optical Society of America (OSA)

    Dr Olaf Brox

  23. High-Power Distributed Feedback Lasers With Surface Gratings

    Article • IEEE Photonics Technology Letters, August 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  24. Buried DFB gratings floating in AlGaAs with low oxygen contamination enable high power and efficiency DFB lasers

    Article • July 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  25. In situ etched gratings embedded in AlGaAs for efficient high power 970 nm distributed feedback broad-area lasers

    Article • Applied Physics Letters, May 2012, American Institute of Physics

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  26. 10-W reliable 90-μm-wide broad area lasers with internal grating stabilization

    Article • February 2012, SPIE

    Dr Olaf Brox, Dr Frank Bugge, Prof. Dr. Markus Weyers

  27. Compact sources for the generation of high-peak power wavelength-stabilized laser pulses in the picoseconds and nanoseconds ranges

    Article • February 2012, SPIE

    Dr Olaf Brox

  28. High peak-power nanosecond pulses generated with DFB RW laser

    Article • Electronics Letters, January 2011, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox

  29. Characterization and optimization of 2-step MOVPE growth for single-mode DFB or DBR laser diodes

    Article • Journal of Crystal Growth, January 2011, Elsevier

    Dr Olaf Brox, Dr Frank Bugge, Prof. Dr. Markus Weyers

  30. Narrow Linewidth DFB Lasers Emitting Near a Wavelength of 1064 nm

    Article • Journal of Lightwave Technology, September 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  31. High-power ridge waveguide DFB and DFB-MOPA lasers at 1064 nm with a vertical farfield angle of 15°

    Article • February 2010, SPIE

    Dr Olaf Brox

  32. 975-nm high-power broad area diode lasers optimized for narrow spectral linewidth applications

    Article • February 2010, SPIE

    Dr Olaf Brox, Dr Frank Bugge

  33. High-power distributed-feedback tapered master-oscillator power amplifiers emitting at 1064 nm

    Article • February 2010, SPIE

    Dr Olaf Brox, Dr Frank Bugge, Prof. Dr. Markus Weyers

  34. 11W Broad Area 976nm DFB Lasers with 58% Efficiency

    Article • January 2010, Optical Society of America (OSA)

    Dr Olaf Brox

  35. 11W broad area 976 nm DFB lasers with 58% power conversion efficiency

    Article • Electronics Letters, January 2010, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox

  36. Narrow Vertical Far-Field 975-nm Broad-Area DFB Lasers for Wide Temperature Range Operation

    Article • IEEE Photonics Technology Letters, May 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  37. Green light source by single-pass second harmonic generation with laser and crystal in a tilted butt joint setup

    Article • February 2009, SPIE

    Dr Olaf Brox

  38. Wide Temperature Range High Power Broad Area 975nm DFB Lasers

    Article • January 2009, Optical Society of America (OSA)

    Dr Olaf Brox

  39. A compact integrated green-light source by second harmonic generation of a GaAs distributed feedback laser diode

    Article • April 2008, SPIE

    Dr Olaf Brox

  40. High power DFB lasers for D1 and D2 caesium absorption spectroscopy and atomic clocks

    Article • February 2008, SPIE

    Dr Olaf Brox

  41. Integrated 1060nm MOPA pump source for high-power green light emitters in display technology

    Article • February 2008, SPIE

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  42. Compact green laser source using butt-coupling between multi-section DFB-laser and SHG waveguide crystal

    Article • Electronics Letters, January 2008, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox

  43. 200 kHz linewidth of 780 nm high-power distributed feedback diode laser

    Article • June 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  44. High-power 894 nm monolithic distributed-feedback laser

    Article • Optics Express, January 2007, Optical Society of America (OSA)

    Dr Olaf Brox, Dr Frank Bugge

  45. 10 W continuous-wave monolithically integrated master-oscillator power-amplifier

    Article • Electronics Letters, January 2007, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox, Prof. Dr. Markus Weyers

  46. Dynamics of lasers with ultrashort optical feedback

    Article • June 2004, SPIE

    Dr Olaf Brox

  47. Self-Organization in Semiconductor Lasers with Ultrashort Optical Feedback

    Article • Physical Review Letters, January 2004, American Physical Society (APS)

    Dr Olaf Brox

  48. Nonlinear dynamics of semiconductor lasers with active optical feedback

    Article • Physical Review E, January 2004, American Physical Society (APS)

    Dr Olaf Brox

  49. Unifying mode-locking and self-pulsations in a laser with active feedback

    Article • January 2004, Optical Society of America (OSA)

    Dr Olaf Brox

  50. High-frequency pulsations in DFB lasers with amplified feedback

    Article • IEEE Journal of Quantum Electronics, November 2003, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  51. Modeling of mode control and noise in self-pulsating phaseCOMB lasers

    Article • IEEE Journal of Selected Topics in Quantum Electronics, May 2003, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  52. Controlled manipulation of laser dynamics by integrated feedback sections

    Article • January 2003, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  53. Excitability of a DFB laser with short external cavity

    Article • June 2002, SPIE

    Dr Olaf Brox

  54. DFB-lasers with amplified optical feedback for tunable high-frequency generation

    Article • January 2002, Optical Society of America (OSA)

    Dr Olaf Brox

  55. Optical microwave source

    Article • Electronics Letters, January 2002, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox

  56. Excitability of a Semiconductor Laser by a Two-Mode Homoclinic Bifurcation

    Article • Physical Review Letters, December 2001, American Physical Society (APS)

    Dr Olaf Brox

  57. Detuned grating multisection-RW-DFB lasers for high-speed optical signal processing

    Article • IEEE Journal of Selected Topics in Quantum Electronics, January 2001, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  58. Optical 3R regenerator based on q-wwitched laser

    Article • January 2001, Optical Society of America (OSA)

    Dr Olaf Brox

  59. Modeling self-pulsating DFB lasers with an integrated phase tuning section

    Article • IEEE Journal of Quantum Electronics, September 2000, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  60. Detailed experimental study of high-frequency self-pulsation domains in multi-section DFB-lasers

    Article • January 2000, Optical Society of America (OSA)

    Dr Olaf Brox

  61. Modeling of new grating designs for self-pulsating DFB lasers

    Article • January 1999, Optical Society of America (OSA)

    Dr Olaf Brox

  62. All-optical clock recovery module based on self-pulsating DFB laser

    Article • Electronics Letters, January 1998, the Institution of Engineering and Technology (the IET)

    Dr Olaf Brox

  63. Multi-section DFB lasers for high speed signal processing/regeneration

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  64. Self-pulsating multi-section DFB lasers and their applications

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  65. Detuned grating multi-section-RW-DFB-lasers for high speed optical signal processing

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  66. Optical 3R regenerator based on Q-switched laser

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  67. 160 to 40 Gb/s demultiplexing using a self-pulsating laser based clock recovery

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  68. 40 to 10 Gbit/s demultiplexing using a self-pulsating DFB laser for clock recovery

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  69. Novel concept for a tunable optical microwave source

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  70. Speed potential of active feedback lasers

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox

  71. Ultrafast locking optical clock for IP packet switching applications

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr Olaf Brox