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Institutt for fysikk og teknologi olav.gaute.helleso@uit.no +4777645297 Tromsø TEK 3.060

Olav Gaute Hellesø


Professor / Instituttleiar

Stillingsbeskrivelse

Leiar for Institutt for fysikk og teknologi, medlem i forskingsgruppa for 'Ultralyd, mikrobølgjer og optikk' og professor i optikk


  • Mathias Novik Jensen, Olav Gaute Hellesø :
    Evaluation of crystalline structure quality of Czochralski-silicon using near-infrared tomography
    Journal of Crystal Growth 2022 ARKIV / DOI
  • Rabiul Hasan, Olav Gaute Hellesø :
    Dielectric optical nanoantennas
    Nanotechnology 2021 ARKIV / DOI
  • Olav Gaute Hellesø :
    Measuring the end-face of silicon boules using mid-infrared laser scanning
    CrysteEngComm 2021 DOI
  • Mathias Novik Jensen, Olav Gaute Hellesø :
    Measuring the end-face of silicon boules using mid-infrared laser scanning
    CrysteEngComm 09. juni 2021 DOI
  • Øystein Ivar Helle, Firehun Tsige Dullo, Marcel Lahrberg, Jean-Claude Tinguely, Olav Gaute Hellesø, Balpreet Singh Ahluwalia :
    Structured illumination microscopy using a photonic chip
    Nature Photonics 11. mai 2020 DOI
  • Olav Gaute Hellesø :
    Optical pressure and numerical simulation of optical forces
    Applied Optics 2017 DOI
  • Balpreet Singh Ahluwalia, Øystein Ivar Helle, Olav Gaute Hellesø :
    Rib waveguides for trapping and transport of particles
    Optics Express 2016 ARKIV / DOI
  • Firehun Tsige Dullo, Martin Ingvaldsen, Jana Jágerská, Svein Ketil Jacobsen, Olav Gaute Hellesø :
    Temperature Sensitivity of a Waveguide Young Interferometer
    IEEE Photonics Technology Letters 2016 DOI
  • Susan Mariah Lindecrantz, Jean-Claude Tinguely, Balpreet Singh Ahluwalia, Olav Gaute Hellesø :
    Characterization of a waveguide Mach-Zehnder interferometer using PDMS as a cover layer
    Journal of the European Optical Society - Rapid Publications 2015 ARKIV / DOI
  • Balpreet Singh Ahluwalia, Peter Anthony McCourt, Ana Oteiza, James S. Wilkinson, Thomas Rolf Huser, Olav Gaute Hellesø :
    Squeezing red blood cells on an optical waveguide to monitor cell deformability during blood storage
    The Analyst 2015 DOI
  • Øystein Ivar Helle, Balpreet Singh Ahluwalia, Olav Gaute Hellesø :
    Optical transport, lifting and trapping of micro-particles by planar waveguides
    Optics Express 2015 ARKIV / DOI
  • Firehun Tsige Dullo, Jean-Claude Tinguely, Stian Solbø, Olav Gaute Hellesø :
    Single-mode limit and bending losses for shallow Rib Si3N4 waveguides
    IEEE Photonics Journal 2015 ARKIV / DOI
  • Firehun Tsige Dullo, Susan Lindecrantz, Jana Jagerska, Jørn H Hansen, Stig Olov Magnus Engqvist, Stian Solbø m.fl.:
    Sensitive on-chip methane detection with a cryptophane-A cladded Mach-Zehnder interferometer
    Optics Express 2015 ARKIV / DATA / DOI
  • Firehun Tsige Dullo, Olav Gaute Hellesø :
    On-chip phase measurement for microparticles trapped on a waveguide
    Lab on a Chip 2015 DOI
  • Balpreet Singh Ahluwalia, Peter Anthony McCourt, James S. Wilkinson, Thomas Huser, Olav Gaute Hellesø :
    Optical deformation of red blood cells trapped on a narrow waveguide
    SPIE - The International Society for Optics and Photonics 2014 DOI
  • Balpreet Singh Ahluwalia, Petter Brox, Øystein Ivar Helle, Jean-Claude Tinguely, Olav Gaute Hellesø :
    Near-field waveguide trapping and tracking of particles using fluorescence imaging
    SPIE - The International Society for Optics and Photonics 2014 DOI
  • Balpreet Singh Ahluwalia, Peter Anthony McCourt, Ana Oteiza, James S. Wilkinson, Thomas Rolf Huser, Olav Gaute Hellesø :
    Squeezing red blood cells with the evanescent field of an optical waveguide to monitor cell deformability during blood storage
    The Analyst 2014 DOI
  • Susan Lindecrantz, Olav Gaute Hellesø :
    Estimation of propagation losses for narrow strip and rib waveguides
    IEEE Photonics Technology Letters 2014 DOI
  • Jean-Claude Tinguely, Ming Ding, Gilberto Brambilla, A Hohenau, J. R. Krenn, Olav Gaute Hellesø :
    Nanostructured fibre tip for trapping of nanoparticles
    Proceedings of SPIE, the International Society for Optical Engineering 25. februar 2014 DOI
  • Firehun Tsige Dullo, Viktor Sokolov, Chauvet Cyprien, Susan Lindecrantz, Stian Solbø, Olav Gaute Hellesø :
    Temperature sensitivity of waveguide Mach-Zehnder interferometer
    Proceedings of SPIE, the International Society for Optical Engineering 08. mars 2014 DOI
  • Susan Lindecrantz, Firehun Tsige Dullo, Balpreet Singh Ahluwalia, Olav Gaute Hellesø :
    Sensitivity of Mach-Zehnder interferometer for dissolved gas monitoring
    SPIE - The International Society for Optics and Photonics 2014 DOI
  • Pål Løvhaugen, Balpreet Singh Ahluwalia, Thomas Rolf Huser, Olav Gaute Hellesø :
    Serial Raman spectroscopy of particles trapped on a waveguide
    Optics Express 2013 ARKIV / DOI
  • Balpreet Singh Ahluwalia, Olav Gaute Hellesø :
    Optical waveguide loop for planar trapping of blood cells and microspheres
    Proceedings of SPIE, the International Society for Optical Engineering 2013 DOI
  • Olav Gaute Hellesø, Pål Løvhaugen, Ananth Z. Subramanian, James S. Wilkinson, Balpreet Singh Ahluwalia :
    Surface transport and stable trapping of particles and cells by an optical waveguide loop
    Lab on a Chip 2012 DOI
  • Balpreet Singh Ahluwalia, Pål Løvhaugen, Olav Gaute Hellesø :
    Waveguide trapping of hollow glass spheres
    Optics Letters 2011 DOI
  • Pål Løvhaugen, Balpreet Singh Ahluwalia, Olav Gaute Hellesø :
    Optical waveguide trapping forces on hollow glass spheres
    Proceedings of SPIE, the International Society for Optical Engineering 2011 DOI
  • Pål Løvhaugen, Balpreet Singh Ahluwalia, Thomas Rolf Huser, Peter Anthony Mccourt, Olav Gaute Hellesø :
    Optical trapping forces on biological cells on a waveguide surface
    Proceedings of SPIE, the International Society for Optical Engineering 2011 DOI
  • Balpreet Singh Ahluwalia, Olav Gaute Hellesø, Ananth Z. Subramanian, N. M. B. Perney, N. P. Sessions, James S. Wilkinson :
    Fabrication and optimization of Tantalum pentoxide waveguides for optical micro-propulsion
    SPIE - The International Society for Optics and Photonics 2010 DATA
  • Balpreet Singh Ahluwalia, Peter Anthony Mccourt, Thomas Rolf Huser, Olav Gaute Hellesø :
    Optical trapping and propulsion of red blood cells on waveguide surfaces
    Optics Express 2010 ARKIV
  • Balpreet Singh Ahluwalia, Olav Gaute Hellesø, Ananth Z. Subramanian, James S. Wilkinson, Jie Chen, Xuyuan Chen :
    Integrated platform based on high refractive index contrast waveguide for optical guiding and sorting
    Proceedings of SPIE, the International Society for Optical Engineering 2010 OMTALE / DATA / SAMMENDRAG / DOI
  • Balpreet Singh Ahluwalia, A. Z. Subramanian, Olav Gaute Hellesø, N. M. B. Perney, N. P. Sessions, J. S. Wilkinson :
    Fabrication of Submicrometer High Refractive Index Tantalum Pentoxide Waveguides for Optical Propulsion of Microparticles
    IEEE Photonics Technology Letters 2009 DOI
  • D. Néel, S. Gétin, P. Ferret, M. Rosina, J. M. Fedeli, Olav Gaute Hellesø :
    Optical transport of semiconductor nanowires on silicon nitride waveguides
    Applied Physics Letters 2009 DOI
  • Katarina Grujic, Olav Gaute Hellesø :
    Dielectric microsphere manipulation and chain assembly by counter-propagating waves in a channel waveguide
    Optics Express 2007 ARKIV
  • Pål Løvhaugen, Balpreet Singh Ahluwalia, Thomas Rolf Huser, Peter Anthony McCourt, Olav Gaute Hellesø :
    Optical trapping forces on biological cells on a waveguide surface
    SPIE - The International Society for Optics and Photonics 2011 SAMMENDRAG
  • Mathias Novik Jensen, Benjamin Ricaud, Olav Gaute Hellesø :
    De-noising and differentiation of low-SNR Raman-spectra of EV's
    2022
  • Mathias Novik Jensen, Olav Gaute Hellesø :
    Raman characterisation of UV-written silica waveguides
    2022
  • Øystein Ivar Helle, Firehun Tsige Dullo, Marcel Lahrberg, Jean-Claude Tinguely, Olav Gaute Hellesø, Balpreet Singh Ahluwalia :
    Photonic chip-based optical nanoscopy
    2021
  • Mukesh Yadav, Jana Jágerská, Jørn H Hansen, Olav Gaute Hellesø :
    Sensitivity and response time of an on-chip methane sensor
    2017
  • Jana Jágerská, Firehun Tsige Dullo, Susan M. Lindecrantz, Jacqueline Boergers, Jørn H Hansen, Laura Gomez Lechuga m.fl.:
    Cryptophane-Cladded Interferometric Waveguide Sensor for Aqueous Methane Detection
    2017
  • Martin Ingvaldsen, Jana Jágerská, Firehun Tsige Dullo, Susan M. Lindecrantz, Magnus Engqvist, Jørn H Hansen m.fl.:
    Cryptophane-A doped polymers for methane sensing
    2016
  • Jana Jágerská, Firehun Tsige Dullo, Martin Ingvaldsen, Susan M. Lindecrantz, Jørn H Hansen, Stian Solbø m.fl.:
    On-chip methane sensing with a cryptophane-A cladded Mach-Zehnder interferometer
    2016
  • Jana Jágerská, Firehun Tsige Dullo, Martin Ingvaldsen, Susan M. Lindecrantz, Magnus Engqvist, Jørn H Hansen m.fl.:
    On-chip methane sensors based on cryptophane-A cladded waveguide interferometers
    2016
  • Jana Jágerská, Firehun Tsige Dullo, Martin Ingvaldsen, Susan M. Lindecrantz, Magnus Engqvist, Jørn H Hansen m.fl.:
    On-Chip Methane Sensing with Cryptophane-A Cladded Waveguide Interferometers
    2016
  • Firehun Tsige Dullo, Susan Lindecrantz, Olav Gaute Hellesø, Stian Solbø :
    Optical Waveguide Interferometer for Measuring Methane Concentration
    2013
  • Susan Lindecrantz, Olav Gaute Hellesø :
    Analysis of Homogeneous Sensitivity of Rib-waveguides of Mach-Zehnder Interferometer
    2012
  • Susan Lindecrantz, Olav Gaute Hellesø :
    Design of waveguide Mach-Zehnder Interferometer sensor for subsea detection of methane
    2011
  • Bjarne J. Husabø, Balpreet Singh Ahluwalia, Olav Gaute Hellesø :
    Q-factor of high refractive index glass microspheres in air and water
    2009
  • Olav Gaute Hellesø :
    MicroMove: Flytting, karakterisering og sorteringav mikro- og nanopartiklar med lys
    2009
  • Olav Gaute Hellesø :
    MicroMove: Moving, characterising and sorting micro- and nanoparticles with light
    2009
  • Katarina Grujic, Olav Gaute Hellesø :
    Assembly of microsphere chains by counterpropagating, guided waves
    2007

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    Forskningsinteresser

    • Fotonikk
    • Mikro- og nanoteknologi
    • Integrert optikk og fanging av mikro- og nanopartiklar

    Undervisning

    Underviser i kursa FYS-1003 Eksperimentell fysikk, FYS-2008 Måleteknikk og FYS-3009 Fotonikk.


    Medlem i forskningsgruppe