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Bilde av Hellesø, Olav Gaute
Photo: Bjørn-Kåre Iversen
Bilde av Hellesø, Olav Gaute
Fysihka ja teknologiija instituhtta olav.gaute.helleso@uit.no +4777645297 You can find me here

Olav Gaute Hellesø

Virgečilgehus

Fysihka ja teknologiija instituhta jođiheaddji

Ultrajiena, mikrobáru ja optihka dutkanjoavkku lahttu

Optihkkaprofessor

  • Eduarda Mazagao Guerreiro, Sergei G. Kruglik, Samantha Swamy, Nadezhda Latysheva, Bjarne Østerud, Jean-Michel Guigner et al.:
    Extracellular vesicles from activated platelets possess a phospholipid-rich biomolecular profile and enhance prothrombinase activity
    Journal of Thrombosis and Haemostasis 2024 ARKIV / DOI
  • Mathias Novik Jensen, Eduarda Mazagao Guerreiro, Agustin Enciso-Martinez, Sergei G. Kruglik, Cees Otto, Omri Snir et al.:
    Identification of extracellular vesicles from their Raman spectra via self-supervised learning
    Scientific Reports 2024 ARKIV / DOI
  • Mathias Novik Jensen, James C. Gates, Alex I. Flint, Olav Gaute Hellesø :
    Demonstrating low Raman background in UV-written SiO2 waveguides
    Optics Express 2023 ARKIV / DOI
  • Md Rabiul Hasan, Olav Gaute Hellesø :
    Materials for Dielectric Nanotweezers in the Near-Visible Region
    ACS applied optical materials 2023 DOI
  • Aaron Schäpers, Olav Gaute Hellesø, Jochen Fick :
    Optical trapping in air on a single interference fringe
    Optics Communications 2023 ARKIV / DOI
  • Md Rabiul Hasan, Olav Gaute Hellesø :
    Metasurface supporting quasi-BIC for optical trapping and Raman-spectroscopy of biological nanoparticles
    Optics Express 2023 ARKIV / DOI
  • 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
  • Mathias Novik Jensen, Olav Gaute Hellesø :
    Measuring the end-face of silicon boules using mid-infrared laser scanning
    CrysteEngComm 09. Jun 2021 DOI
  • Mathias Novik Jensen, Olav Gaute Hellesø :
    Measuring the end-face of silicon boules using mid-infrared laser scanning
    CrysteEngComm 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. May 2020 ARKIV / 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
  • Firehun Tsige Dullo, Susan Lindecrantz, Jana Jagerska, Jørn H Hansen, Stig Olov Magnus Engqvist, Stian Solbø et al.:
    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
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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. Feb 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. Mar 2014 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
  • 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
  • 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
  • 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
  • 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
  • Balpreet Singh Ahluwalia, Pål Løvhaugen, Olav Gaute Hellesø :
    Waveguide trapping of hollow glass spheres
    Optics Letters 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
    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
  • Marek Vlk, Md Rabiul Hasan, Olav Gaute Hellesø :
    Dielectric metasurface for optical trapping of nanoparticles
    2022
  • Marek Vlk, Md Rabiul Hasan, Mathias Novik Jensen, Olav Gaute Hellesø :
    Optical Metasurfaces and Waveguide Chips for Trapping and Raman Spectroscopy
    2022
  • Md Rabiul Hasan, Olav Gaute Hellesø :
    Trapping of biological nanoparticles by quasi-bound state in the continuum
    2022
  • Md Rabiul Hasan, Marek Vlk, Olav Gaute Hellesø :
    Simulation of trapping by quasi-bound state in the continuum
    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 et al.:
    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 et al.:
    Cryptophane-A doped polymers for methane sensing
    2016
  • Jana Jágerská, Firehun Tsige Dullo, Martin Ingvaldsen, Susan M. Lindecrantz, Magnus Engqvist, Jørn H Hansen et al.:
    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 et al.:
    On-Chip Methane Sensing with Cryptophane-A Cladded Waveguide Interferometers
    2016
  • Jana Jágerská, Firehun Tsige Dullo, Martin Ingvaldsen, Susan M. Lindecrantz, Jørn H Hansen, Stian Solbø et al.:
    On-chip methane sensing with a cryptophane-A cladded Mach-Zehnder interferometer
    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

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