Photonics & Lithography Lab

Advancing the frontiers of Nanostructures, Metasurfaces, and Computational Lithography.

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Lab Highlights & News

  • Award

    Student Paper Awards at OPTIC 2025

    Congratulation to Shang-Chiang Sung to win the student award in OPTIC 2025! Optical Nano Device and Application Title: Apodized Metasurface Exit-Pupil Expansion Waveguide for High-Efficiency Augmented Reality Glasses

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  • Award

    Student Paper Awards at OPTIC 2025

    Congratulation to Ping-Ke Li to win the student award in OPTIC 2025! Optical Nano Device and Application Title: Polarization-Controlled Meta-Holography via large area Chiral Metasurfaces

    Read More →
  • New Publication

    Breakthrough in AR Waveguides

    Published in *Metrology, Inspection, and Process Control*: "Large area metalens and AR waveguides fabricated by DUV KrF lithography".

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  • Lab News

    Welcome New Master Students

    We are excited to welcome 4 new master students joining the PAL Lab family next semester.

    Meet the Team →

Welcome to PAL Lab

Led by Prof. Peichen Yu at National Yang Ming Chiao Tung University, our lab specializes in the intersection of photonics and advanced lithography. We combine theoretical design with practical fabrication to create next-generation optical devices, from AR waveguides to quantum solutions.

Latest Highlights

  • New publication in Optical and EUV Nanolithography XXXVIII (2025)
  • Breakthrough in Meta-Optics Element Augmented Reality (AR) Waveguides
  • Advanced research in Quantum Annealing for lithography optimization