Blar i SINTEF Open på forfatter "Thrane, Paul Conrad Vaagen"

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    • Dynamic piezoelectric MEMS-based optical metasurfaces 

      Meng, Chao; Thrane, Paul Conrad Vaagen; Ding, Fei; Gjessing, Jo; Thomaschewski, Martin; Wu, Cuo; Dirdal, Christopher Andrew; Bozhevolnyi, Sergey (Peer reviewed; Journal article, 2021)
      Optical metasurfaces (OMSs) have shown unprecedented capabilities for versatile wavefront manipulations at the subwavelength scale. However, most well-established OMSs are static, featuring well-defined optical responses ...

    • Full-range birefringence control with piezoelectric MEMS-based metasurfaces 

      Meng, Chao; Thrane, Paul Conrad Vaagen; Ding, Fei; Bozhevolnyi, Sergey (Peer reviewed; Journal article, 2022)
      Dynamic polarization control is crucial for emerging highly integrated photonic systems with diverse metasurfaces being explored for its realization, but efficient, fast, and broadband operation remains a cumbersome ...

    • Measuring β* in SuperKEKB with K modulation 

      Thrane, Paul Conrad Vaagen; Tomas, Rogelio; Koval, Adam; Ohmi, Kazuhito; Ohnishi, Yukiyoshi; Wegscheider, Andreas (Peer reviewed; Journal article, 2020)
      SuperKEKB is an asymmetric energy electron positrion collider currently under commissioning in Japan. It aims to achieve a record high luminosity of 8 × 10 35     cm − 2   s − 1 , for which accurate control of β ∗ y is ...

    • MEMS Tunable Metasurfaces Based on Gap Plasmon or Fabry–Pérot Resonances 

      Thrane, Paul Conrad Vaagen; Meng, Chao; Ding, Fei; Bozhevolnyi, Sergey (Peer reviewed; Journal article, 2022)
      Tunable metasurfaces promise to enable adaptive optical systems with complex functionalities. Among possible realizations, a recent platform combining microelectromechanical systems (MEMS) with gap-surface plasmon (GSP) ...

    • MEMS-tunable dielectric metasurface lens using thin-film PZT for large displacements at low voltages 

      Dirdal, Christopher Andrew; Thrane, Paul Conrad Vaagen; Dullo, Firehun Tsige; Gjessing, Jo; Summanwar, Anand; Tschudi, Jon (Peer reviewed; Journal article, 2022)
      Tunable focusing is a desired property in a wide range of optical imaging and sensing technologies but has tended to require bulky components that cannot be integrated on-chip and have slow actuation speeds. Recently, ...

    • Metasurface Fabrication by Cryogenic and Bosch Deep Reactive Ion Etching 

      Baracu, Angela; Dirdal, Christopher Andrew; Avram, Andrei; Dinescu, Adrian; Muller, Raluca; Jensen, Geir Uri; Thrane, Paul Conrad Vaagen; Angelskår, Hallvard (Peer reviewed; Journal article, 2021)
      The research field of metasurfaces has attracted considerable attention in recent years due to its high potential to achieve flat, ultrathin optical devices of high performance. Metasurfaces, consisting of artificial ...

    • Silicon Metalens Fabrication from Electron Beam to UV-Nanoimprint Lithography 

      Baracu, Angela; Avram, Marius Andrei; Breazu, Carmen; Bunea, Mihaela-Cristina; Socol, Marcela; Stanculescu, Anca; Matei, Elena; Thrane, Paul Conrad Vaagen; Dirdal, Christopher Andrew; Dinescu, Adrian; Rasoga, Oana (Peer reviewed; Journal article, 2021)
      This study presents the design and manufacture of metasurface lenses optimized for focusing light with 1.55 µm wavelength. The lenses are fabricated on silicon substrates using electron beam lithography, ultraviolet-nanoimprint ...

    • Towards high-throughput large-area metalens fabrication using UV-nanoimprint lithography and Bosch deep reactive ion etching 

      Dirdal, Christopher Andrew; Jensen, Geir Uri; Angelskår, Hallvard; Thrane, Paul Conrad Vaagen; Gjessing, Jo; Ordnung, Daniel Alfred (Peer reviewed; Journal article, 2020)
      We demonstrate the fabrication of diffraction-limited dielectric metasurface lenses for NIR by the use of standard industrial high-throughput silicon processing techniques: UV nano imprint lithography (UV-NIL) combined ...