The Ultrafast and Nanoscale Optics Group is an integral part of the Applied Optics-Photonics and Nanoscale Devices and Systems Programs of the Electrical and Computer Engineering Department at the University of California, San Diego. The research group is directed by Prof. Yeshaiahu Fainman. ​

Current research areas include:

• Broadband wavelength selective filers
• Integrated microwave photonics
• CMOS compatible nonlinear metamaterials
• Integrated nonlinear processing
• Nanoscale lasers
• Brain imaging
• Integrated spectroscopy

Recent News:

• March 2019: We'll be at CLEO 2019 in San Jose presenting our recent work.
• March 2019: Engineers developing education kit to teach students practical skills in integrated photonics.

Recent Publications

More Publications

• A. Li, C. Yao, J. Xia, H. Wang, Q. Cheng, R. Penty, Y. Fainman, and S. Pan, "Advances in cost-effective integrated spectrometers," Light: Science & Applications 11 (1), 1-18 (2022).
• P. Gaur, A. Grieco, N. Alshamrani, D. Almutairi, and Y. Fainman, "Universal photonics tomography," Opt. Express  30, 19222-19235 (2022).
• S. Kumar, N. Alshamrani, A. Grieco, and Y. Fainman, "Side-lobe reduction by cascading Bragg grating filters on a Si-photonic chip," Optics Express, vol. 30, pp. 9983-9991, Mar. 2022.
• P. H. L. Nguyen, S. Rubin, P. Sarangi, P. Pal, and Y. Fainman, "SERS-based ssDNA composition analysis with inhomogeneous peak broadening and reservoir computing," Appl. Phys. Lett. 120, 023701 (2022). 
• S. Jiang, S.S. Deka, S. H. Pan, Y. Fainman, "Effects of High-β on Phase-Locking Stability and Tunability in Laterally Coupled Lasers," IEEE Journal of Selected Topics in Quantum Electronics, Vol. 28, Issue 1, Article 1800312, DOI 10.1109/JSTQE.2021.3107525 (2022).

Current research sponsors