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Engineering | School of Electrical, Computer and Energy Engineering

Yu YaoYu Yao

Assistant Professor

ASU Directory Profile

ERC 557

Yao Group: Nanoscale Optoelectronics Lab

Research expertise: Electronic transport and optic properties of semiconductor nanostructures, two dimensional materials, nanophotonic structures and their applications in advanced optoelectronics and reconfigurable optical devices; mid-infrared technology and its application for infrared sensing, medical and imaging

Yu Yao received bachelor’s and master’s degrees in electrical engineering from Tsinghua University and a Ph.D. in electrical engineering from Princeton University in 2011. From 2011 to 2014, she worked as a post-doctoral fellow at Harvard University. In 2015, she joined the faculty of Arizona State University as an assistant professor of electrical engineering.

Professional preparation
Postdoctoral Researcher, School of Engineering and Applied Physics, Harvard University, 2014 Ph.D., Electrical Engineering, Princeton University, Princeton, NJ, 2011 M.S., Electrical Engineering, Tsinghua University, Beijing, China, 2006 Bachelor of Engineering, Electrical Engineering, Tsinghua University, Beijing, China, 2004

Selected recognitions and awards

Wu Prize for Excellence in Graduate work, Princeton University, 2010 •    Outstanding Teaching Assistant Award, Princeton University, 2009

First Prize, Scholarship for Excellent Graduate, Tsinghua University, 2005

Distinguished Graduate, Tsinghua University, 2004

Selected publications:

S Zhang, MA Kats, Y Cui, Y Zhou, Y Yao, S Ramanathan, F Capasso, “Current-modulated optical properties of vanadium dioxide thin films in the phase transition region”, Applied Physics Letters 105 (21), 211104, 2014.

Yao, M. A. Kats, R. Shankar, Y. Song, J. Kong, M. Loncar, and F. Capasso, “ Electrically tunable metasurface perfect absorbers for ultrathin mid-infrared optical modulators”, Nano Letters, 14, 6526-6532, 2014.

Yao, R. Shankar, P. Rauter, Y. Song, M. Loncar, J. Kong, and F. Capasso, “High responsivity mid-infrared graphene detectors with antenna enhanced photo-carrier generation and collection”, Nano Letters, 14, 3749–3754, 2014.

Yao, M. A. Kats, R. Shankar, Y. Song, M. Loncar, J. Kong, and F. Capasso, “Wide wavelength tuning of optical antennas on graphene with nanosecond response time”, Nano Letters, 14, 214-219, 2014.

Yao, M. A. Kats, P. Genevet, N. Yu, Y. Song, J. Kong, and F. Capasso, “Broad electrical tuning of graphene-loaded plasmonic antennas”, Nano Letters, 13, 1257–1264, 2013.

Yao, A.J. Hoffman, and C.F. Gmachl, “Mid-infrared quantum cascade lasers”, (invited) Nature Photonics, 6, 432-439, 2012.

Yao, A. Alfaro-Martinez, K.J. Franz, W.O. Charles, A. Shen, et al. “Room temperature and narrow intersubband electroluminescence from ZnCdSe/ ZnCdMgSe quantum cascade laser structures”, Appl. Phys. Lett.,99, 041113,2011.

Yao, X. Wang, J. Fan and C. F. Gmachl, “High performance ‘continuum-to-continuum’ Quantum Cascade lasers with a broad gain bandwidth over 400 cm-1”, Applied Physics Letters, 97, 081115, 2010.

Yao, T. Tsai, W.O. Charles, J. Chen, G. Wysocki and C. F. Gmachl, “Broadband Quantum Cascade laser gain medium based on a “continuum-to-bound” active region design”, Applied Physics Letters, 96, 211106, 2010.

Yao, K. J. Franz, X. Wang, J. Fan, C. F. Gmachl, “A widely voltage-tunable Quantum Cascade laser based on “two-step” coupling,” Applied Physics Letters, 95, 021105, 2009.

Yao, Z. Liu, A. J. Hoffman, K. J. Franz, C. F. Gmachl, “Voltage tunability of Quantum Cascade lasers,” IEEE J. Quantum Electron, Vol. 45, No. 6, pp. 730-736, June 2009.

Yao, Xiangfei Chen, Yitang Dai, and Shizhong Xie, “Dual-wavelength erbium-doped fiber laser with a simple linear cavity and its application in microwave generation,” IEEE Photon. Technol. Lett. vol. 18, no.1, pp. 187-189, Jan. 2006.



Q Liu, Y Yao, AJ Hoffman, M Escarra, KJ Franz, J Khurgin, Y Dikmelik, et. al, Highly power-efficient and broadband quantum cascade lasers, US Patent 8,644,358


Invited conference presentations

Yao, R. Shankar, P. Rauter, Y. Song, J. Kong, M. Loncar and F. Capasso, “Mid-infrared graphene detectors with antenna-enhanced light absorption and photo-carrier collection”. the 2014 II-VI Workshop, Baltimore, Maryland, Oct. 2014.

Yao, M. A. Kats, R. Shankar,Y. Song, J. Kong, M. Loncar, and F. Capasso, “Ultra-compact high speed mid-IR modulators based on electrically tunable metasurfaces”, IEEE. Summer topicals meeting series, Montréal, Québec, Canada, July, 2014.

Yao, M. A. Kats, R. Shankar,Y. Song, J. Kong, M. Loncar, and F. Capasso, “Electrically tunable plasmonic antennas on graphene”, Photonics West, San Francisco, CA, Jan. 2014.

Yao, T. Tsai, X. Wang, G. Wysocki, and C.F. Gmachl. ‘Broadband Quantum Cascade Lasers Based on Strongly-coupled Transitions with an External Cavity Tuning Range over 340 cm-1’, International Conference on Intersubband Transitions in Quantum Wells (ITQW), Badesi, Italy, Sep. 2011.

Yao, X. Wang, J. Fan, W. O. Charles, T. R. Tsai, J. Chen, G. Wysocki, C. F. Gmachl,  “High performance quantum cascade lasers with broadband gain spectra”, Photonics West, San Francisco, CA, Jan. 2011.