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Li Ge
Position: Associate Professor
Campus Affiliation: College of Staten Island
Phone: (718) 982-3342
Office Hours:
Degrees/Diplomas: Ph.D. Yale University
Research Interests: Strong interactions and new phenomena in non-Hermitian systems, including unconventional lasers, Parity-Time symmetric optics, optomechanics, nonequilibrium condensation, etc.
 Google Scholar page link

Selected Publications:

Defect states emerging from a non-Hermitian flat band of photonic zero modes”, B. Qi, L. Zhang, and L. Ge, Phys. Rev. Lett. 120, 093901 (2018).

“Non-Hermitian photonics based on parity-time symmetry”, L. Feng, R. El-Ganainy, and L. Ge, Nature Photonics 11, 752-762 (2017).

“Experimental demonstration of spontaneous chirality in a nonlinear microresonator”, Q.-T. Cao, H.-M. Wang, C.-H. Dong, H. Jing, R.-S. Liu, X. Chen, L. Ge, Q. Gong, Y.-F. Xiao, Phys. Rev. Lett. 118, 033901 (2017).

“Metawaveguide for Asymmetric Interferometric Light-Light Switching”, H. Zhao, W. Fegadolli, J. Yu, Z. Zhang, L. Ge, A. Scherer, and L. Feng, Phys. Rev. Lett. 117, 193901 (2016).

“Bosonic condensation and disorder-induced localization in a flat band”, F. Baboux, L. Ge, T. Jacqmin, M. Biondi, A. Lemaître, L. Le Gratiet, I. Sagnes, S. Schmidt, H. E. Türeci, A. Amo, and J. Bloch, Phys. Rev. Lett. 116, 066402 (2016).

“Rotating optical microcavities with broken chiral symmetry”, R. Sarma, Li Ge, J. Wiersig, and H. Cao, Phys. Rev. Lett. 114, 53903 (2015).
 
"Modern semiclassical laser theory with applications to micro and nanolasers", H. E. Tureci, A. D. Stone, and Li Ge, solicited by Rev.
Mod. Phys.
 
"Enhancement of laser power-efficiency by control of spatial hole burning interactions", Li Ge, O. Malik, and H. E. Tureci, Nature Photonics 8, 871-875 (2014).
 
"Parity-Time symmetry breaking beyond one dimension: the role of degeneracy", Li Ge and A. D. Stone, Phys. Rev. X 4, 031011 (2014).
 
"Anomalous transient amplification of waves in non-normal photonic media", M. K. Makris, Li Ge, and H. E. Tureci, Phys. Rev. X 4, 041044 (2014).
 
"High-order scattering and multipath interference in wavelength-scale optical cavities", B. Redding, Li Ge, Q. H. Song, G. S. Solomon, and H. Cao, Phys. Rev. Lett. 112, 163902 (2014).
 
"Breaking of PT-symmetry in bounded and unbounded scattering systems", P. Ambichl, K. G. Makris, Li Ge, Y. D. Chong, A. D. Stone, and S.
Rotter, Phys. Rev. X 3, 041030 (2013).
 
"Antisymmetric PT-photonic structures with balanced positive and negative index materials", Li Ge and H. E. Tureci, Phys. Rev. A 88,
053810 (2013).
 
"Gain-tunable optomechanical cooling in a laser cavity", Li Ge, S.
Faez, F. Marquardt, and H. E. Tureci, Phys. Rev. A 87, 053839 (2013).
 
"Local chirality of optical waves in ultrasmall resonators", B.
Redding, Li Ge, Q. H. Song, J. Wiersig, G. S. Solomon, and H. Cao, Phys. Rev. Lett. 108, 253902 (2012).
 
"Channeling chaotic rays into waveguides for efficient collection of microcavity emission", Q. H. Song, Li Ge, B. Redding, C. Zeng, G. S.
Solomon, and H. Cao, Phys. Rev. Lett. 108, 243902 (2012).
 
"Pump-induced exceptional points in lasers above threshold", M.
Liertzer, Li Ge, C. Cerjan, A. D. Stone, H. E. Tureci, and S. Rotter, Phys. Rev. Lett. 108, 173901 (2012).
 
"Conservation relations and anisotropic transmission resonances in one-dimensional PT-symmetric photonic heterostructures", Li Ge, Y. D.
Chong, and A. D. Stone, Phys. Rev. A 85, 023802 (2012).
 
"Time-reversed lasing and control of absorption", W. Wan, Y. D. Chong, Li Ge, H. Noh, A. D. Stone, and H. Cao, Science 331, 889-892 (2011).
 
"PT-symmetry breaking and laser-absorber modes in optical scattering systems", Y. D. Chong, Li Ge, and A. D. Stone, Phys. Rev. Lett. 106,
093902 (2011).
 
"Modes of random lasers", J. Andreasen, A. A. Asatryan, L. C. Botten, M. A. Byrne, H. Cao, Li Ge, L. Labonte, P. Sebbah, A. D. Stone, H. E.
Tureci, and C. Vanneste, Advances in Optics and Photonics 3, 88-127 (2011).
 
"Strong interactions in multimode random lasers" , H. E. Tureci, Li Ge, S. Rotter, and A. D. Stone, Science 320, 643-646 (2008).