Due to the recent domestic outbreaks of COVID-19 that have spread to many provinces in China, the organizing committee of PIERS 2021 has decided to split this event into 2 parts. Part 1: Virtual PIERS on November 22, 2021. Part 2: Hybrid PIERS on April 25-29, 2022.

PIERS --- A global symposium committed to advancing photonics and electromagnetics for the benifit of humanity.