• Tunable Metamaterials Fabricated by Fiber Drawing 

      Fleming, Simon; Stefani, Alessio; Tang, Xiaoli; Argyros, Alexander; Kemsley, Daniel; Cordi, James; Lwin, Richard
      Published 2017
      We demonstrate a practical scalable approach to the fabrication of tunable metamaterials. Designed for terahertz (THz) wavelengths, the metamaterial is comprised of polyurethane filled with an array of indium wires using ...
      Open Access
      Article
    • Thermally Drawn Biodegradable Fibers with Tailored Topography for Biomedical Applications 

      Farajikhah, Syamak; Runge, Antoine; Boumelhem, Badwi; Rukhlenko, Ivan; Stefani, Alessio; Sepidar, Sayyar; Innis, Peter; Fraser, Stuart; Fleming, Simon; Large, Maryanne
      Published 2020
      There is a growing demand for polymer fiber scaffolds for biomedical applications and tissue engineering. Biodegradable polymers such as polycaprolactone have attracted particular attention due to their applicability to ...
      Open Access
      Article
    • Highly deformable optical fibers made of polyurethane: OAM generation, tunable metamaterials and sensors 

      Stefani, Alessio; Lwin, Richard; Fleming, Simon
      Published 2017
      Polyurethane has a Young’s modulus three orders of magnitude lower than silica and can be stretched up to 600%. We report the fabrication of polyurethane optical fibers for applications from THz to the visible. We exploit ...
      Open Access
      Conference paper
    • Wearable polyurethane optical fiber based sensor for breathing monitoring 

      Runge, Antoine; Stefani, Alessio; Lwin, Richard; Fleming, Simon
      Published 2018
      We experimentally demonstrate a wearable breathing monitoring sensor based on a polyurethane (PU) optical fiber. The mechanical flexibility of the PU fiber allows for the simple measurement of inhalation and exhalation ...
      Open Access
      Conference paper
    • Flexible optical fiber sensor based on polyurethane 

      Kaysir, Rejvi; Stefani, Alessio; Lwin, Richard; Fleming, Simon
      Published 2017
      Polyurethane (PU) based hollow core fibers are investigated as optical sensors. The flexibility of PU fibers makes it suitable for sensing mechanical perturbations. We fabricated a PU fiber using the fiber drawing method, ...
      Open Access
      Conference paper