Peijun Guo

Peijun Guo is an Assistant Professor in the Department of Chemical & Environmental Engineering at Yale University, affiliated with the Energy Sciences Institute. His research focuses on ultrafast optical spectroscopy to study energy and charge dynamics in materials for energy conversion and optoelectronics. He holds a PhD from Northwestern University and B.Sc./M.Sc. degrees from Tsinghua and Northwestern Universities.

Key research areas include nanostructured materials with enhanced light-matter interactions, thermal transport in perovskites, and chiral materials for optoelectronics. His group develops advanced optical techniques like dual-hyperspectral pump-probe microscopy and explores applications in mid-infrared photodetection and recyclable luminescent polymers.

• Major Awards: AFOSR YIP (2022), ACS PRF New Investigator (2022), Fermi Fellowship (2017–2019)

Research highlights include spontaneous spherulite formation in chiral perovskites and large circular dichroism effects. His work bridges fundamental material science with practical applications in sustainable energy and photonics.