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Research highlights


Research Highlights


We are a research group focusing on optical physics and nanophotonics.

In particular, we study the interaction of light with materials at the extreme nanoscale, with free electrons, and with synthetic gauge fields.

Yang group @ HKU Physics

 Latest News



[2023/02] Yixin joins the group. Welcome!

[2023 /01] Our invited review on free-electron nanophotonics appears in Applied Physics Reviews.

[2023/01] Zetao joins the group. Welcome!

[2023/01] Our paper about flatbands for free-electron radiation is published in Nature (also see HKU news).



Nature (2023):  Photonic flatbands for free-electron radiation

Research directions


yiyg at
CYM Physics building
University of Hong Kong

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