All Stories

  1. Benchmarking five numerical simulation techniques for computing resonance wavelengths and quality factors in photonic crystal membrane line defect cavities

    Article • Optics Express, April 2018, Optical Society of America (OSA)

    Dr Lars Hagedorn Frandsen

  2. Compact titanium dioxide waveguides with high nonlinearity at telecommunication wavelengths

    Article • Optics Express, January 2018, Optical Society of America (OSA)

    Dr Lars Hagedorn Frandsen

  3. Topology optimized mode multiplexing in silicon-on-insulator photonic wire waveguides

    Article • Optics Express, July 2016, Optical Society of America (OSA)

    Dr Lars Hagedorn Frandsen

  4. Optical temperature sensor with enhanced sensitivity by employing hybrid waveguides in a silicon Mach-Zehnder interferometer

    Article • Optics Express, July 2016, Optical Society of America (OSA)

    Dr Lars Hagedorn Frandsen

  5. Inverse design engineering of all-silicon polarization beam splitters

    Article • March 2016, SPIE

    Dr Lars Hagedorn Frandsen

  6. Ultra-compact broadband higher order-mode pass filter fabricated in a silicon waveguide for multimode photonics

    Article • Optics Letters, August 2015, Optical Society of America (OSA)

    Dr Lars Hagedorn Frandsen

  7. Effective Electro-Optical Modulation with High Extinction Ratio by a Graphene–Silicon Microring Resonator

    Article • Nano Letters, July 2015, American Chemical Society (ACS)

    Dr Lars Hagedorn Frandsen

  8. Topology-optimized silicon photonic wire mode (de)multiplexer

    Article • February 2015, SPIE

    Dr Lars Hagedorn Frandsen

  9. Topology optimized mode conversion in a photonic crystal waveguide fabricated in silicon-on-insulator material

    Article • Optics Express, April 2014, Optical Society of America (OSA)

    Dr Lars Hagedorn Frandsen

  10. Tunable Microwave Phase Shifter Based on Silicon-on-Insulator Microring Resonator

    Article • IEEE Photonics Technology Letters, June 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Lars Hagedorn Frandsen

  11. Photonic crystal nanostructures for optical biosensing applications

    Article • Biosensors and Bioelectronics, August 2009, Elsevier

    Dr Lars Hagedorn Frandsen

  12. Spectrally narrow polarisation conversion in a slow-light photonic crystal waveguide

    Article • Journal of the European Optical Society Rapid Publications, April 2009, European Optical Society

    Professor John Canning, Prof John Canning, Dr Lars Hagedorn Frandsen

  13. Silicon photonic crystal nanostructures for refractive index sensing

    Article • Applied Physics Letters, November 2008, American Institute of Physics

    Dr Lars Hagedorn Frandsen

  14. A statistical approach for measuring dislocations in 2D photonic crystals

    Article • February 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Lars Hagedorn Frandsen

  15. Topology-optimized and dispersion-tailored photonic crystal slow-light devices

    Article • November 2007, SPIE

    Dr Lars Hagedorn Frandsen

  16. Direct Observation of Surface Mode Excitation and Slow Light Coupling in Photonic Crystal Waveguides

    Article • Nano Letters, August 2007, American Chemical Society (ACS)

    Dr Lars Hagedorn Frandsen

  17. Grating-assisted superresolution of slow waves in Fourier space

    Article • Physical Review B, July 2007, American Physical Society (APS)

    Dr Lars Hagedorn Frandsen

  18. Imprinted silicon-based nanophotonics

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

    Dr Lars Hagedorn Frandsen

  19. Mapping the broadband polarization properties of linear 2D SOI photonic crystal waveguides

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

    Professor John Canning, Prof John Canning, Dr Lars Hagedorn Frandsen

  20. Photonic-crystal waveguide biosensor

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

    Dr Lars Hagedorn Frandsen

  21. Topology optimisation of slow light coupling to photonic crystal waveguides

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

    Dr Lars Hagedorn Frandsen

  22. Optimization of photonic crystal $60^{\circ}$ waveguide bends for broadband and slow-light transmission

    Article • Applied Physics B Photophysics and Laser Chemistry, December 2006, Springer Science + Business Media

    Dr Lars Hagedorn Frandsen

  23. Passive integrated circuits utilizing slow light in photonic crystal waveguides

    Article • October 2006, SPIE

    Dr Lars Hagedorn Frandsen

  24. Near-field probing of photonic crystal directional couplers

    Article • Laser Physics Letters, June 2006, Institute of Physics Publishing

    Dr Lars Hagedorn Frandsen

  25. Strained silicon as a new electro-optic material

    Article • Nature, May 2006, Nature

    Dr Lars Hagedorn Frandsen

  26. Photonic crystal waveguides with semi-slow light and tailored dispersion properties

    Article • Optics Express, January 2006, Optical Society of America (OSA)

    Dr Lars Hagedorn Frandsen

  27. Wavelength-division demultiplexing using photonic crystal waveguides

    Article • IEEE Photonics Technology Letters, January 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Lars Hagedorn Frandsen

  28. Near-field characterization of photonic crystal Y-splitters

    Article • physica status solidi c, December 2005, Wiley

    Dr Lars Hagedorn Frandsen

  29. Near-field characterization of low-loss photonic crystal waveguides

    Article • Physical Review B, July 2005, American Physical Society (APS)

    Dr Lars Hagedorn Frandsen

  30. Topology design and fabrication of an efficient double 90/spl deg/ photonic Crystal waveguide bend

    Article • IEEE Photonics Technology Letters, June 2005, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Lars Hagedorn Frandsen

  31. Optimization of bandwidth in 60° photonic crystal waveguide bends

    Article • Optics Communications, April 2005, Elsevier

    Dr Lars Hagedorn Frandsen

  32. Broadband topology-optimized photonic crystal components for both TE and TM polarizations

    Article • Optics Express, January 2005, Optical Society of America (OSA)

    Dr Lars Hagedorn Frandsen

  33. Direct experimental and numerical determination of extremely high group indices in photonic crystal waveguides

    Article • Optics Express, January 2005, Optical Society of America (OSA)

    Dr Lars Hagedorn Frandsen

  34. Extreme group index measured and calculated in 2D SOI-based photonic crystal waveguides

    Article • January 2005, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Lars Hagedorn Frandsen

  35. Topology optimised broadband photonic crystal Y-splitter

    Article • Electronics Letters, January 2005, the Institution of Engineering and Technology (the IET)

    Dr Lars Hagedorn Frandsen