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      The supplementary material is here [PDF][Link]
      Featured in a Nature Physics "News & Views" [PDF][Link]

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      Flying couplers above spinning resonators generate irreversible refraction
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      Nanoparticle sensing with a spinning resonator
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      Nonreciprocal Photon Blockade
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    5. Y. Jiang, S. Maayani, T. Carmon, F. Nori, H. Jing
      Nonreciprocal Phonon Laser
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      Editors' Suggestion

    6. I.I. Arkhipov, A. Miranowicz, O. Di Stefano, R. Stassi, S. Savasta, F. Nori, S.K. Ozdemir
      Scully-Lamb quantum laser model for parity-time-symmetric whispering-gallery microcavities: Gain saturation effects and nonreciprocity
      Phys. Rev. A 99, 053806 (2019). [PDF][Link][arXiv]

    7. D.G. Lai, J.F. Huang, X.L. Yin, B.P. Hou, W. Li, D. Vitali, F. Nori, J.Q. Liao
      Nonreciprocal ground-state cooling of multiple mechanical resonators
      Phys. Rev. A 102, 011502(R) (2020). [PDF][Link][arXiv][Suppl. Info.]

    8. M.X. Dong, K.Y. Xia, W.H. Zhang, Y.C. Yu, Y.H. Ye, E.Z. Li, L. Zeng, D.S. Ding, B.S. Shi, G.C. Guo, F. Nori
      All-optical reversible single-photon isolation at room temperature
      Science Advances 7, eabe8924 (2021). [PDF][Link]

    9. L. Bao, B. Qi, D. Dong, F. Nori
      Fundamental limits for reciprocal and nonreciprocal non-Hermitian quantum sensing
      Phys. Rev. A 103, 042418 (2021). [PDF][Link][arXiv]

    10. W. Nie, T. Shi, F. Nori, Y.X. Liu
      Topology-Enhanced Nonreciprocal Scattering and Photon Absorption in a Waveguide
      Phys. Rev. Applied 15, 044041 (2021). [PDF][Link][arXiv]

    11. L. Tang, J. Tang, M. Chen, F. Nori, M. Xiao, K. Xia
      Quantum Squeezing Induced Optical Nonreciprocity
      Phys. Rev. Lett. 128, 083604 (2022). [PDF][Link][arXiv][Suppl. Info.]

    12. J.S. Tang, W. Nie, L. Tang, M. Chen, X. Su, Y. Lu, F. Nori, K. Xia
      Nonreciprocal Single-Photon Band Structure
      Phys. Rev. Lett. 128, 203602 (2022). [PDF][Link][arXiv][Suppl. Info.]

    13. R.K. Pan, L. Tang, K. Xia, F. Nori
      Dynamic Nonreciprocity with a Kerr Nonlinear Resonator
      Chinese Physics Letters 39, 124201 (2022). [PDF][Link][arXiv]
      Featured in Physics World [Link, PDF]