LPHYS'26.    Program:

Seminar 11: Metasurfaces and Metamaterials

Co-chairs:

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    Ebrahim Karimi

    Department of Physics, Chapman University, Orange, CA, USA
    University of Ottawa, Ottawa, ON, Canada

Metasurfaces are arrays of subwavelength anisotropic light scatters (optical antennas) that can produce abrupt changes in the phase, amplitude, or polarization of light. Within last few years significant progress, design of metasurfaces that refract and focus light, enabling many unique properties and applications such as ultrathin focusing lens, advanced imaging system, holograms, optical vortex generation/detection, perfect absorber/color filter, etc.
This seminar will cover the fundamental principles and technological applications of metasurfaces, and particularly aim to explore on new structures, materials, and advanced optical science/functionality of metasurfaces for applications spanning from imaging system, laser development, bio/chemical sensing, energy harvesting devices, quantum/communication system, and data storage.

Schedule:

  1. Tuesday, 7 July, 2026
  2. S11.1 (13:30 – 15:30)Chair: Francesco Di Colandrea (Italy)
    1. 13:30 – 14:00 E Eadie, S Deep, P Bianucci (Department of Physics, Concordia University, Montréal, Canada)Nonlinear Optics in Surface Nanoscale Axial Resonators Abstract 
    2. 14:00 – 14:30 I V Bondarev (Department of Mathematics and Physics, North Carolina Central University, Durham, NC 27707, USA) Confinement-Induced Nonlocality and Optical Nonlinearity in Transdimensional Plasmonics (invited talk) Abstract 
    3. 14:30 – 15:00 D A Pushin (Department of Physics and Astronomy, University of Waterloo, Waterloo, Canada) Generation and Control of Multimode Structured Neutron Beams via Phase-Grating Arrays Abstract 
    4. 15:00 – 15:30 Z Cheng (Fudan University, Shanghai, China) TBA Abstract 
  3. S11.2 (16:00 – 17:30) Chair: Pablo Bianucci (Canada)
    1. 16:00 – 16:30 N Dehghan (University of Ottawa, Ottawa, Canada)Generating and Characterizing Structured Entanglement with Liquid-Crystal Metasurfaces Abstract 
    2. 16:30 – 16:55 F Di Colandrea (Università degli Studi di Napoli Federico II, Napoli, Italy), A D'Errico (Department of Physics, University of Ottawa, Ottawa, Canada), E Karimi (Department of Physics, University of Ottawa, Ottawa, Canada; Chapman University, Orange CA, USA) Quantum State Tomography and Channel Engineering with Liquid-Crystal Metasurfaces Abstract