​​Publications (* denotes equal contribution )

Peer-reviewed and preprint papers 

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O. Mehio*, X. Li*, H. Ning*, Z. Lenarčič, Y. Han, M. Buchhold, Z. Porter, N. J. Laurita, S. D. Wilson, D. Hsieh, A Hubbard exciton fluid in a photo-doped antiferromagnetic Mott insulator, Nat. Phys. in press.

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H. Ning*, O. Mehio*, C. Lian*, X. Li, E. Zoghlin, P. Zhou, B. Cheng, S. D. Wilson, B. M. Wong, D. Hsieh, Light-induced Weyl semiconductor-to-metal transition mediated by Peierls instability, Phys. Rev. B 106, 205118 (2022).

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X. Li*, H. Ning*, O. Mehio*, H. Zhao, M. C. Lee, K. W. Kim, F. Nakamura, Y. Maeno, G. Cao, D. Hsieh, Keldysh space control of charge dynamics in a strongly driven Mott insulator, Phys. Rev. Lett. 128, 187402 (2022).

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H. Ning, O. Mehio, M. Buchhold, T. Kurumaji, G. Refael, J. G. Checkelsky, D. Hsieh, Signatures of ultrafast reversal of excitonic order in Ta2NiSe5, Phys. Rev. Lett. 125, 267602 (2020).

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A. Ron, S. Chaudhary, G. Zhang, H. Ning, E. Zoghlin, S. D. Wilson, R. D. Averitt, G. Refael, D. Hsieh, Ultrafast enhancement of ferromagnetic
spin exchange induced by ligand-to-metal charge transfer, Phys. Rev. Lett. 125, 197203 (2020).

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Y. Zhang*, H. Ning*, Y. Li, Y. Liu, and J. Wang, Negative to positive crossover of the magnetoresistance in layered WS2, Appl. Phys. Lett. 125, 153114 (2016).

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Z. Ye, C. Zhang, H. Ning, W. Li, L. Chen, T. Jia, M. Hashimoto, D. Lu, Z.-X. Shen, Y. Zhang, Simultaneous emergence of superconductivity, inter-pocket scattering and nematic fluctuation in potassium-coated FeSe superconductor, arXiv: 1512.02526 (2015).

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Manuscripts submitted or in preparation

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H. Ning*, O. Mehio*, X. Li*, M. Buchhold, M. Driesse, H. Zhao, G. Cao, D. Hsieh, A coherent phonon-induced hidden quadrupolar ordered state in Ca2RuO4, under review.

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​​Presentations and Posters

 

H. Ning, K. H. Oh, Y. Su, A. von Hoegen, Z. Porter, A. C. Salinas, Q. Nguyen, M. Chollet, T. Sato, V. Espacito, M. C. Hoffmann, A. J. White, C. Melendrez, J. J. Turner, D. Zhu, S. D. Wilson, N. Gedik, Evidence for light-induced order decoupling and phase competition in a kagome metal", Moore Foundation EPiQS Postdoctoral Symposium (2023).

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H. Ning, O. Mehio, Y. Han, X. Li, K. L. Seyler, Z. Porter, S. D. Wilson, D. Hsieh, Dynamics of antiferromagnetic order in a Mott insulator upon photodoping, APS March Meeting (2023).

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H. Ning, O. Mehio, X. Li, M. Buchhold, M. Driesse, H. Zhao, G. Cao, D. Hsieh, Signatures of light-induced switch of spin-orbit-coupled quadrupolar order in Ca2RuO4, Gordon Research Conference Ultrafast Phenomena in Cooperative Systems (2022).

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H. Ning, O. Mehio, X. Li, M. Buchhold, H. Zhao, G. Cao, D. Hsieh, Wavelength-dependent coherent phonon spectroscopy of Ca2RuO4, APS March Meeting (2022).

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H. Ning, O. Mehio, M. Buchhold, T Kurumaji, J. Checkelsky, G. Refael, D. Hsieh, Signatures of ultrafast reversal of excitonic order in Ta2NiSe5, APS March Meeting (2021).

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H. Ning, O. Mehio, M. Buchhold, T Kurumaji, J. Checkelsky, G. Refael, D. Hsieh, Dynamics of an order parameter coupled phonon in an excitonic insulator, APS March Meeting (2020).

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H. Ning, O. Mehio, N. J. Laurita, E. Zoghlin, S. D. Wilson, D. Hsieh, Time-resolved second harmonic generation polarimetry study of elemental tellurium, APS March Meeting (2019).

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Y. Zhang*, H. Ning*, Y. Li, Y. Liu, and J. Wang, Negative to positive crossover of magnetoresistance in WS2 nanoflakes with ohmic contact, APS March Meeting (2016).

 

H. Ning, Lu Li, and Jian Wang, Electrical and thermal transport measurements of low dimensional materials, National Conference for Excellent Innovative Talents in Basic Science (2015).