2023
- Aug. 31: Zihe’s PRL on non-Hermitian gauged laser array is featured in September issue of the Nature Photonics journal!
- Aug. 28: Yaoyang joined our group as a new Ph.D. student majoring in ESE. Welcome Yaoyang!
- Aug. 7: We bid farewell to Zihe as he goes on to take up his faculty position at Auburn University. Wish you best of luck!

- Aug. 1: Congratulations to Tianwei on his work appearing on the cover of the August issue of the Nature Photonics journal!

- Jul. 2023: We bid farewell to Xingdu as he proceeds to take up his post in the bay area. Thank you very much for your contributions and good luck with your future endeavors!
- Jun. 2023: Congratulations to Zihe on his paper being published in PRL, highlighted as Editors’ Suggestion and appears on the cover!

- Jun. 2023: Congratulations to Zihe on his paper being published in Nature Communications!
- Apr. 2023: Congratulations to Tianwei on his two papers being published in Nano Letters and Nature Photonics! One’s hard work and devotion will eventually pay off! Media Release: Penn Engineering Today.
2022
- Nov. 2022: Zhifeng and Haoqi’s paper ‘Spin–orbit microlaser emitting in a four-dimensional Hilbert space’ published in Nature! Excellent work! Related media release: Penn Engineering Today.
- Sep. 2022: Jieun’s paper ‘Broadband continuous supersymmetric transformation: a new paradigm for transformation optics’ published in eLight as a featured arcitle! Excellent work! Related media release: LSA news and views.
- Aug. 2022: Mr. Shuyang Gu has joined our group as a new Ph.D. student! Welcome Shuyang!
- Jul. 2022: Dr. Jose H. Rivero has joined our group as a new postdoctoral researcher! Welcome Jose!
2021
- Sep. 2021: Dr. Marco Menarini has joined our group as a new postdoctoral researcher! Welcome Marco!
- Aug. 2021: Mr. Yichi Zhang and Mr. Yankun Li have joined our group as new Ph.D. students! Welcome Yichi and Yankun!
- May. 2021: Congratulations to Tianwei on being awarded an Inaugural Presidential Ph.D. Fellowship! Well done Tianwei! Related media release: Penn Today.
- Apr. 2021: Xingdu and Zihe’s paper ‘Higher-dimensional supersymmetric microlaser arrays’ published in Science! Excellent Work! Related media release: Phys.org.
- Feb. 2021: Mr. Xilin Feng has joined our group as a new Ph.D. student! Welcome Xilin!
2020
- Oct. 2020: Zhifeng’s paper ‘Ultrafast control of fractional orbital angular momentum of microlaser emissions‘ published in Light: Science & Applications! Congratulations!
- Sep. 2020: Congratulations to Zhifeng on passing his Ph.D. thesis defense! Well done!
- May. 2020: Zhifeng’s paper ‘Tunable topological charge vortex microlaser’ published in Science! Excellent Work! Related media release: Penn Engineering News.
- May. 2020: Congratulations to Mingsen on passing his Ph.D. thesis defense! Well done!
- Feb. 2020: Dr. Zihe Gao has joined our group as a postdoctral researcher! Welcome Zihe!
- Feb. 2020: Prof. Feng has been named a 2020 Sloan Research Fellow! Related media release: Penn Engineering News.
2019
- Sep. 2019: Ms. Wanying Ge has joined our group as a new Ph.D. student! Welcome Wanying!
- Sep. 2019: Han’s paper ‘Non-Hermitian topological light steering’ published in Science! Excellent Work! Related media release: Penn Engineering News.
- Sep. 2019: Congratulations to Han on passing his Ph.D. thesis defense! Well done!

- May. 2019: Congratulations to Dr. Pei Miao on his graduation! Well done!
- Feb. 2019: Mr. Shuang Wu has joined our group as a new Ph.D. student! Welcome Shuang!
2018
- Oct. 2018: Prof. Feng has been elected a Fellow of the Optical Society of America (OSA)!
- Aug. 2018: Mr. Haoqi Zhao and Mr. Tianwei Wu have joined our group as new Ph.D. students! Welcome Haoqi and Tianwei!
- Apr. 2018: Congratulations to Pei on reveiving 2018 Chinese Government Award for Outstanding Self-financed Students Abroad! Well done Pei!

- Apr. 2018: Mingsen, Han and Pei’s paper ‘Photonic zero mode in a non-Hermitian photonic lattice’ published in Nature Communications! Congratulations!
- Mar. 2018: Han and Pei’s paper Topological hybrid silicon microlasers published in Nature Communications! Congratulations!
2017
- Dec. 2017: Prof. Feng’s invited review ‘Non-Hermitian photonics based on parity–time symmetry’ published in Nature Photonics!
- Oct. 2017: Dr. Bikashkali Midya has joined our group as a postdoctral researcher! Welcome Bikash!
- Oct. 2017: Ms. Jieun Yim has joined our group as a new Ph.D. student! Welcome Jieun!
2016
- Dec. 2016: Our research on orbital angular momentum microlaser has been pressed in the OPN special issue Optics in 2016 as one of the most exciting peer-reviewed optics research to have emerged over the past 12 months.
- Oct. 2016: Han’s paper ‘Metawaveguide for Asymmetric Interferometric Light-Light Switching’ published in Physical Review Letters! Excellent Work! Related media release: OSA OPN, UB News, APS Physics.
- Aug. 2016: Mr. Mingsen Pan has joined our group as a new Ph.D. student! Welcome Mingsen!
- Jul. 2016: Pei and Zhifeng’s paper ‘Orbital angular momentum microlaser’ published in Science! Excellent work! Related media release: UB News, OSA OPN, Physics World, Phys.Org, Wired, New Atlas, Digital Trends, Yahoo, Daily Mail, etc.
- Jul. 2016: Prof. Feng has been honored with an ARO Young Investigator Program (YIP) Award, one of the most prestigious awards the Army grants to early career researchers and scientists.
2015
- Nov. 2015: Han’s paper ‘Robust Light State by Quantum Phase Transition in Non-Hermitian Optical Materials’ published in Scientific Reports! Congratulations!