Dr. Jared Ombiro

Dr. Jared Ombiro Gwaro

Lecturer

Journal Publications

  • Near-Infrared Diode Laser THz Systems Carsten Brenner, Yinghui Hu, Jared Ombiro Gwaro, Nils Surkamp, Benjamin Döpke, Martin R. Hofmann, B. Kani, A. Stöhr, B. Sumpf, A. Klehr, J. Fricke – Adv. Radio Sci., Volume 16, 2018
  • Compact continuous-wave THz source based on monolithic two-color laser diode Jared O. Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke and Martin R.Hofmann, Proc. SPIE 10684, Nonlinear Optics and its Applications 2018, 106841Y (14 May 2018).
  • Terahertz frequency generation with monolithically integrated dual-wavelength Distributed Bragg Reflector semiconductor laser diode. Jared O. Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke and Martin R.Hofmann, IET ptoelectronics special issue, Volume: 11, Issue: 2, 49 -52, 2017.
  • Terahertz wave generation from dual-wavelength monolithic integrated Distributed Bragg Reflector semiconductor laser diode. Jared O. Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke and Martin R.Hofmann, ISBN 978-3-9812668-7-0. © IMATech e.V. Ratingen, Germany. GeMiC 2016, March 14–16, 2016, Bochum, Germany
  • Gwaro, J.O., Maera, J, Kirui, M.S.K, and Chombah, J.M., Factors Contributing to The Rapid Growth of Kenyan Optical Fiber Network Infrastructure, IJCSNS International Journal of Computer Science and Network Security, VOL.13 No.5, May 2013
  • Chombah J.M, Gwaro J.O, Maweu O.M, Kirui M.S.K, Nyaaga D.M. (2011). Coefficient of optical signal in multi-mode (Graded. Index) 50/125????m cable at a common frequency. International journal of physical Sciences. Vol 3, No. 1 (1-7)
  • Gwaro J.O, Maweu O.M, Kirui M.S.K. (2010). Attenuation Losses Due to Changes in Curvature, Temperature, and Pressure in Optical Fiber Cables. Indonesian Journal of Physics, Vol.21 No.4 (93-99)
  • Gwaro J.O, Maweu O.M, Kirui M.S.K. (2009). The effect of pressure on the quality of the output signal generated by Laser on single-mode optical fiber. International Journal of Engineering Science. Vol 1 No.2 (31-34)

 

Book publications:

  • Interaction of Terahertz Radiation with Semiconductor Lasers, Ph.D. Dissertation, Ruhr Universität Bochum, Publisher: Cuvillier Verlag,126,2019
  • Gwaro J O, Onesmus M Maweu, Msk Kirui,Factors affecting signal quality in single-mode optical fiber, LAP Lambert Academic Publishing,2014
  • The effects of temperature variations, pressure, and bends on the quality of the output signal generated by continuous wave (CW) laser in single-mode optical fiber cable, MSc Thesis, Egerton University, December 2009
  • Continuous-wave THz source based on an electrically tunable monolithic two-color semiconductor diode laser, Jared Ombiro Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke, Martin R. Hofmann – CLEO/Europe-EQEC 2019, Munich, Germany 23-27 June (2019)
  • Compact continuous-wave THz source based on monolithic two-color laser diode Jared Ombiro Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke, Martin R. Hofmann – SPIE Photonics Europe, Strasbourg, France (2018)
  • THz sources and systems based on near-infrared diode lasers Yinghui Hu, Jared Ombiro Gwaro, Nils Surkamp, Benjamin Döpke, Carsten Brenner, B. Khani, A. Stöhr, B. Sumpf, A. Klehr, J. Fri­cke, Mar­tin R. Hofmann – Kleinheubacher Tagung, Miltenberg, Germany, September 2017 (invited)
  • Generation of Terahertz radiation with monolithically integrated dual-mode Distributed Bragg Reflector semiconductor diode laser. Jared O. Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke and Martin R.Hofmann- German Terahertz Conference, March 29-31,(2017)
  • CW Terahertz generation with dual-wavelength monolithic integrated Distributed Bragg Reflector semiconductor laser diode. Jared O. Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke and Martin R.Hofmann, European Semiconductor Laser Workshop, ESLW2016, September 23-24, 2016, Darmstadt, Germany.
  • Terahertz frequency generation with monolithically integrated dual-wavelength Distributed Bragg Reflector semiconductor laser diode. Jared O. Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke and Martin R.Hofmann, Semiconductor Integrated Optoelectronics (SIOE) conference in Cardiff, UK 5-7th April (2016).
  • Terahertz wave generation from dual-wavelength monolithic integrated Distributed Bragg Reflector semiconductor laser diode. Jared O. Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke and Martin R.Hofmann, Germany microwave conference, GeMiC 2016, March 14–16, 2016, Bochum, Germany
  • Terahertz difference frequency generation by a monolithic integrated dual-mode Distributed Bragg Reflector semiconductor diode laser. Jared O. Gwaro, Carsten Brenner, Bernd Sumpf, Andreas Klehr, Jörg Fricke and Martin R.Hofmann, 7th International Workshop on Terahertz Technology and Applications Workshop, Kaiserslautern 15-16th March, (2016).
  • Chombah J.M, Gwaro J.O, Maweu O.M, Kirui M.S.K, Nyaaga D.M. (2011). Effects of Macro bends on the Attenuation of Optical signals in Multimode Graded index 62.5/125µm cable at 850nm Wavelength. Presented 22/09/2011 during 6thEgerton University international conference: Research and Expo, pg 49
  • J O, Maweu.O.M, Kirui.M.S.K,’The effect of bends on the quality of the output signal generated by CW laser on single-mode optical fiber- presented at Egerton University 4thResearch week and international conference on 15th September 2009 at ARC.

 

Research Interest

  • LASERS, OPTICAL FIBERS, AND TERAHERTZ TECHNOLOGY

 

Current Research Interest

  • Development of low-cost novel terahertz system for industrial application

Areas of specialization

  • Electronics, optical fiber communication and laser physics

 

Employment/ Work Experience

  • (July2015– June 2019) -Research assistant – Photonic and Terahertz Technology Research group of Prof Dr. Martin Hoffman, Ruhr Universität Bochum.

 

Honors & Awards

  • Joint Kenya-DAAD scholarship for young researchers Ph.D. training in Germany

 

Professional memberships

  • IEEE student member and IEEE (photonic society), SPIE student member, Optical Society of America (student member) 
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