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Journal Articles

  • J.Q. Wu, S. Ghosh, Y. Gan, Y. Shi, S. Mandal, H.D. Sun, B.L. Zhang, T.C.H. Liew *, R. Su*, Qihua Xiong*, “Higher-order topological polariton corner state lasing”, Science Advances 9, eadg4322(2023)

  • Y. Chen, J.G. Feng*, Y.Q. Huang, W.J. Chen, R.Su, S. Ghosh, Y. Hou, Q.H. Xiong*, C.W. Qiu*, “Compact spin-valley-locked perovskite emission” Nature Materials (2023).

  • M. Leng, J.Q. Wu, K. Dini, J. Liu, Z.H. Hu, J. Tang, T.C.H. Liew, H.D. Sun, R. Su*, Q.H. Xiong*, “Optically Pumped Polaritons in Perovskite Light-Emitting Diodes”, ACS Photonics 5, 1349–1355 (2023)

  • J. Zhao, A. Fieramosca*, K. Dini, R. Bao, W. Du, R. Su, Y. Luo, W. Zhao, D. Sanvitto, T.C.H. Liew*, Q.H. Xiong*, “Exciton polariton interactions in Van der Waals superlattices at room temperature”. Nature Communications 14, 1512 (2023).


Before Su Group


  • S. Ghosh, R. Su*, J. Zhao, A. Fieramosca, J. Wu, T. Li, Q. Zhang, F. Li, Z.H. Chen, T.C.H. Liew, D. Sanvitto, Q.H. Xiong*, “Microcavity exciton polaritons at room temperature”, Photonic Insights, 1, R04 (2022)

  • L. Ferrier, P. Bouteyre, A. Pick, S. Cueff, N. H. M Dang, C. Diederichs, A. Belarouci, T. Benyattou, J. X. Zhao, R. Su, J. Xing, Q. H. Xiong, H. S. Nguyen. "Unveiling the Enhancement of Spontaneous Emission at Exceptional Points", Physical Review Letters, 129, 083602 (2022)

  • Y. Huang, R. Su, Y. Wang, C. Zhu, J. Feng, J. Zhao, Z. Liu, Q. H. Xiong. "A Fano Cavity–Photon Interface for Directional Suppression of Spectral Diffusion of a Single Perovskite Nanoplatelet", Nano Letters 20, 8274–8280 (2022).

  • L.Zhang, J. Hu, J. Wu, R. Su, Z. H. Chen, Q. H. Xiong, H, Deng."Recent developments on polariton lasers", Progress in Quantum Electronics 83, 100399 (2022).

  • J.X. Zhao†, A. Fieramosca†*, R.Q. Bao, W. Du, K. Dini, R. Su, J. Feng, Y. Luo, D. Sanvitto, T.C.H. Liew, Q.H. Xiong*.“ Nonlinear polariton parametric emission in an atomically thin semiconductor based microcavity”,  Nature Nanotechnology 17, 396–402 (2022).


  • ​J. Feng†, J. Wang†, A. Fieramosca†, R.Q. Bao, J. X. Zhao, R. Su, Y. T. Peng, T. C. H. Liew, D. Sanvitto, Q.H. Xiong*. “All-optical switching based on interacting exciton polaritons in self-assembled perovskite microwires”, Science Advances 7, eabj6627 (2021).

  • R. Su†,*, E. Estrecho†,*, D. Biegańska, Y.Q. Huang, M. Wurdack,  M. Pieczarka, A. G. Truscott, T. C.H. Liew, E. A. Ostrovskaya*, Q.H. Xiong*. “Direct Measurement of a Non-Hermitian Topological Invariant in a Hybrid Light-Matter System”. Science Advances 7, eabj8905 (2021).

  • R. Su†, A. Fieramosca†, Q. Zhang, H. S. Nguyen, E. Deleporte, Z.H. Chen, D. Sanvitto*, T. C. H. Liew, Q.H. Xiong*. “Perovskite semiconductors for room-temperature exciton-polaritonics”. Nature Materials 20, 1315–1324 (2021).

  • R. Su†,*, S. Ghosh†, T.C.H. Liew*, Q.H. Xiong*.“Optical Switching of Topological Phase in a Perovskite Polariton Lattice”. Science Advances 7, eabf8049 (2021),

  • J. Wang†, H.W. Xu†, R. Su*, Y.T. Peng, J.Q. Wu, T.C.H. Liew*, Q.H. Xiong*. “Spontaneously Coherent Orbital Coupling of Counterrotating Exciton Polaritons in Annular Perovskite Microcavities”. Light: Science & Applications 10, 45 (2021).

  • J.Q. Wu†, S. Ghosh†, R. Su*, A. Fieramosca, T.C.H. Liew*, Q.H. Xiong*. “Nonlinear Parametric Scattering of Exciton Polaritons in Perovskite Microcavities”, Nano Letters 21, 3120–3126 (2021).

  • J.X. Zhao†, R. Su†, A. Fieramosca†, W.J. Zhao, W. Du, X. Liu, C. Diederichs, D. Sanvitto, T.C.H. Liew, Q.H. Xiong*.“Ultralow Threshold Polariton Condensate in a Monolayer Semiconductor Microcavity at Room Temperature”,  Nano Letters 21, 3331–3339 (2021).

  • Q. Zhang*, Q.Y. Shang, R. Su, T.T.H. Do, Q.H. Xiong*. “Halide Perovskite Semiconductor Lasers: Materials, Cavity Design, and Low Threshold”. Nano Letters 21, 1903–1914 (2021).​


  • R. Su†, S. Ghosh†, J. Wang, S. Liu, C. Diederichs, T.C.H. Liew*, Q.H. Xiong*. “Observation of exciton polariton condensation in a perovskite lattice at room temperature”. Nature Physics 16, 301–306 (2020).

  • W.J.  Zhao†, R. Su†, Y.Q. Huang, J.Q. Wu, C.F. Fong, J.G. Feng, Q.H. Xiong*. “Transient circular dichroism and exciton spin dynamics in all-inorganic halide perovskites”, Nature Communications 11, 5665 (2020).

  • M. Baranowski, P. Plochocka, R. Su, L. Legrand, T. Barisien, F. Bernardot, Q.H. Xiong, C. Testelin, M. Chamarro*, “Exciton binding energy and effective mass of CsPbCl3: a magneto-optical study”. Photonics Research 8, A50-A55 (2020).

  • J.X. Zhao, W.J. Zhao, W. Du, R. Su, Q.H. Xiong*. “Dynamics of exciton energy renormalization in monolayer transition metal disulfides”. Nano Research 13, 1399-1405 (2020).

2019 and before

  • Y. He, R. Su, Y. Huang, Y. Zhou, Q. Zhao, J.B. Khurgin, Q.H. Xiong*, X. Xu*. “High‐Order Shift Current Induced Terahertz Emission from Inorganic Cesium Bromine Lead Perovskite Engendered by Two‐Photon Absorption”. Advanced Functional Materials 29, 1904694 (2019).

  • R. Su, J. Wang, J.X. Zhao, J. Xing, W.J. Zhao, C. Diederichs, T.C.H. Liew*, Q.H. Xiong* “Room Temperature Long-Range Coherent Exciton Polariton Condensate Flow in Lead Halide Perovskites”. Science Advances 4, eaau0244 (2018).

  • J. Wang†, R. Su†, J. Xing, D. Bao, C. Diederichs, S. Liu, T.C.H. Liew, Z.H. Chen*, Q.H. Xiong*. “Room Temperature Strong Coupling in Two-dimensional Organic-Inorganic Perovskite”. ACS Nano 12, 8382-8389 (2018).

  • F. Yan, J. Xing, G.C. Xing, L. Quan, S. T. Tan, J.X. Zhao, R. Su, L.L. Zhang, S. Chen, Y.W. Zhao, A. Huan, E. H. Sargent*, Q.H. Xiong*, H. V. Demir*. “Highly Efficient Visible Colloidal Lead-Halide Perovskite Nanocrystal Light-Emitting Diodes”. Nano Letters 18, 3157–3164 (2018).

  • R. Su, C. Diederichs, J. Wang, T.C.H. Liew, J. Zhao, S. Liu, W. Xu, Z.H. Chen, Q.H. Xiong*, “Room-Temperature Polariton Lasing in All-Inorganic Perovskite Nanoplatelets”, Nano Letters 17, 3982–3988 (2017).

  • S.T. Ha, R. Su, J. Xing, Q. Zhang, Q.H. Xiong*, “Metal halide perovskite nanomaterials: synthesis and applications”, Chemical  Science 8, 2522-2536 (2017).  (Invited Review)

  • Q. Zhang, R. Su, W. N. Du, X. F. Liu, L. Y. Zhao, S.T. Ha, Q.H. Xiong*, “Advances in Perovskite-Based Small Lasers”, Small Methods 1, 1700163 (2017). (Invited Review)

  • Q. Zhang†, R. Su†, X.F. Liu†, J. Xing, T.C. Sum*, Q.H. Xiong*, "High-Quality Whispering-Gallery-Mode Lasing from Cesium Lead Halide Perovskite Nanoplatelets", Advanced Functional Materials 26, 6238-6245 (2016).

  • Z.H. Wei, A. Perumal, R. Su, S. Sushant, J. Xing, S.T. Tan, H.V. Demir*, Q.H. Xiong*, “Solution-processed highly bright and durable cesium lead halide perovskite light-emitting diodes”, Nanoscale 8, 18021-18026 (2016).

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