Repository logo Institutional repository
  • Communities & Collections
  • Scientific publicationsOpen knowledge
Search repository
High contrast
  1. Home
  2. Browse by Author

Browsing by Author "Alexander, Koen"

Filter results by typing the first few letters
Now showing 1 - 20 of 21
  • Results per page
  • Sort Options
  • Loading...
    Thumbnail Image
    Publication

    Adcances in PZT-on-SiN electro-optic modulator platform

    Puthenparampil George, John
    ;
    Alexander, Koen
    ;
    Kuyken, Bart  
    ;
    Van Thourhout, Dries  
    Proceedings paper
    2018, Advanced Photonics Congress, 2/07/2018
  • Loading...
    Thumbnail Image
    Publication

    Broadband electro-optic modulation using low-loss PZT-on-silicon nitride integrated waveguides

    Alexander, Koen
    ;
    Puthenparampil George, John
    ;
    Kuyken, Bart  
    ;
    Beeckman, Jeroen
    Proceedings paper
    2017, Conference on Lasers and Electro Optics - CLEO, 15/05/2017
  • Loading...
    Thumbnail Image
    Publication

    Cascadable excitability in optically injected microdisk

    Van Vaerenbergh, Thomas
    ;
    Alexander, Koen
    ;
    Fiers, Martin
    ;
    Mechet, Pauline
    ;
    Dambre, Joni  
    Proceedings paper
    2014, Semiconductor Lasers and Laser Dynamics VI, 2/05/2014, p.91341W
  • Loading...
    Thumbnail Image
    Publication

    Characterization of graphene-covered SiN waveguide using four-wave mixing

    Alexander, Koen
    ;
    Kuyken, Bart  
    ;
    Van Thourhout, Dries  
    Proceedings paper
    2016, Proceedings Symposium IEEE Photonics Society Benelux, 17/11/2016, p.61-64
  • Loading...
    Thumbnail Image
    Publication

    Electrically controllable saturable absorption in hybrid graphene-silicon waveguides

    Alexander, Koen
    ;
    Hu, Yingtao
    ;
    Pantouvaki, Marianna  
    ;
    Brems, Inge  
    ;
    Asselberghs, Inge  
    Proceedings paper
    2015, Conference on Lasers and Electro-Optics - CLEO, 10/05/2015, p.STh4H,7
  • Loading...
    Thumbnail Image
    Publication

    Electrically tunable nonlinear refraction and absorption in graphene-covered SiN waveguides

    Alexander, Koen
    ;
    Kuyken, Bart  
    ;
    Van Thourhout, Dries  
    Proceedings paper
    2018, Conference on Lasers and Electro-Optics - CLEO, 13/05/2018, p.FF2E.3
  • Loading...
    Thumbnail Image
    Publication

    Electrically tunable optical nonlinearities in graphene-covered SiN waveguides characterized by four-wave mixing

    Alexander, Koen
    ;
    Savostianova, Nadja A.
    ;
    Mikhailov, Sergey A.
    ;
    Kuyken, Bart  
    Journal article
    2017-08, ACS Photonics, (4) 12, p.3039-3044
  • Loading...
    Thumbnail Image
    Publication

    Electrically tunable optical nonlinearity of graphene-covered SiN waveguides

    Alexander, Koen
    ;
    Mohsin, Muhammad
    ;
    Dave, Utsav
    ;
    Abdollahi Shiramin, Leila
    ;
    Clemmen, Stephane  
    Proceedings paper
    2017, Conference on Lasers and Electro Optics - CLEO, 13/05/2017, p.FM2F.3
  • Loading...
    Thumbnail Image
    Publication

    Excitability in optical injected microdisk lasers with phase controlled excitatory and inhibitory response

    Alexander, Koen
    ;
    Van Vaerenbergh, Thomas
    ;
    Fiers, Martin
    ;
    Mechet, Pauline
    ;
    Dambre, Joni  
    Journal article
    2013-11, Optics Express, (21) 22, p.26182-26191
  • Loading...
    Thumbnail Image
    Publication

    Excitation transfer between optically injected microdisk lasers

    Van Vaerenbergh, Thomas
    ;
    Alexander, Koen
    ;
    Dambre, Joni  
    ;
    Bienstman, Peter  
    Journal article
    2013-11, Optics Express, (21) 23, p.28922-28932
  • Loading...
    Thumbnail Image
    Publication

    Gate-tunable nonlinear refraction and absorption in graphene-covered silicon nitride waveguides

    Alexander, Koen
    ;
    Savostianova, Nadja A.
    ;
    Mikhailov, Sergey
    ;
    Van Thourhout, Dries  
    ;
    Kuyken, Bart  
    Journal article
    2018-11, ACS Photonics, 5, p.4944-4950
  • Loading...
    Thumbnail Image
    Publication

    Hybrid graphene-silicon photonics devices

    Van Thourhout, Dries  
    ;
    Hu, Yingtao
    ;
    Pantouvaki, Marianna  
    ;
    Alexander, Koen
    ;
    Kuyken, Bart  
    Proceedings paper
    2015, 41st European Conference on Optical Communication - ECOC, 27/09/2015, p.1-3
  • Loading...
    Thumbnail Image
    Publication

    Hybrid graphene-silicon photonics devices for telecom and datacom

    Shiramin, L. Abdollahi
    ;
    Alessandri, Chiara  
    ;
    Alexander, Koen
    ;
    Kuyken, Bart  
    Proceedings paper
    2017, Graphene conference, 28/03/2017
  • Loading...
    Thumbnail Image
    Publication

    Hybrid PZT/Si TM/TE electro-optic phase modulators

    Feutmba, Gilles F.
    ;
    George, John P.
    ;
    Alexander, Koen
    ;
    Van Thourhout, Dries  
    ;
    Beeckman, Jeroen
    Proceedings paper
    2019, Integrated Optics: Devices, Materials, and Technologies XXIII, 4/02/2019, p.109210Q
  • Loading...
    Thumbnail Image
    Publication

    Influence of longitudinal mode components on second harmonic generation in III-V-on-insulator nanowires

    Ciret, Charles
    ;
    Alexander, Koen
    ;
    Poulvellarie, Nicolas
    ;
    Billet, Maximilien  
    ;
    Mas Arabi, Carlos
    Journal article
    2020-10, Optics Express, (28) 21, p.31584-31593
  • Loading...
    Thumbnail Image
    Publication

    Integrated Silicon Nitride Photonics with Highly Nonlinear Thin Films and 2D Materials: Properties and Devices

    Alexander, Koen
    PHD thesis
    2018-12
  • Loading...
    Thumbnail Image
    Publication

    Nanophotonic pockels modulators on a silicon nitride platform

    Alexander, Koen
    ;
    George, John P.
    ;
    Verbist, Jochem
    ;
    Neyts, Kristiaan
    ;
    Kuyken, Bart  
    Journal article
    2018-08, Nature Communications, 9, p.3444
  • Loading...
    Thumbnail Image
    Publication

    Nanophotonic PZT-on-SiN pockels modulators

    Alexander, Koen
    ;
    George, John Puthanparampill
    ;
    Feutmba, Gilles F.
    ;
    Lufungula, Isaac. L.
    Oral presentation
    2019, SPIE Photonics West Conference: Smart Photonic and Optoelectronic Integrated Circuits XXI
  • Loading...
    Thumbnail Image
    Publication

    New materials for modulators and switches in silicon photonics

    Van Thourhout, Dries  
    ;
    Pantouvaki, Marianna  
    ;
    D'heer, Herbert
    ;
    Alexander, Koen
    ;
    Kuyken, Bart  
    Proceedings paper
    2017, Silicon Photonics XII, 28/01/2017, p.1010803
  • Loading...
    Thumbnail Image
    Publication

    Second harmonic generation by mixing longitudinal and transverse electric field components in indium gallium phosphide-on-insulator wire waveguides

    Dave, Utsav
    ;
    Poulvellarie, nicoals
    ;
    Alexander, Koen
    ;
    Gorza, S.-P.
    ;
    Raineri, F.
    ;
    Combrie, S.
    Proceedings paper
    2018, Advanced Photonics Congress, 2/07/2018
  • «
  • 1 (current)
  • 2
  • »

Follow imec on

VimeoLinkedInFacebook

The repository

  • Contact us
  • Policy
  • About imec
Privacy statement | Cookie settings