Preprints

     ✉ indicates L. Zhao as a (one of) corresponding author(s)

     * indicates co-first authors

• "Discovery of a multi-component Ferro-rotational Density Wave in RTe3" B. Singh, G. McNamara, K.-M. Kim, S. Siddique, S. D. Funni, W. Zhang, X. Luo, P. Sakrikar, E. M. Kenny, R. Singha, S. Alekseev, S. A. A. Ghorashi, T. J. Hicken, C. Baine, H. Luetkens, Y. Wang, V. M. Plisson, M. Geiwitz, C. A. Occhialini, R. Comin, M. J. Graf, L. Zhao, J. Cano, R. M. Fernandes, J. J. Cha, L. M. Schoop, K. S. Burch submitted

• "Altermagnetic Polar Metallic phase in Ultra-Thin Epitaxially-Strained RuO2 Films" S. G. Jeong, I. H. Choi, S. Nair, L. Buiarelli, B. Pourbahari, J. Y. Oh, N. Bassim, A. Seo, W. S. Choi, R. M. Fernandes, T. Birol, L. Zhao, J. S. Lee, B. Jalan arXiv 2405.05838 (pdf)

• "Large Exciton Binding Energy in the Bulk van der Waals Magnet CrSBr" S. Smolenski, M. Wen, Q. Li, E. Downey, A. Alfrey, W. Liu, A. L. N. Kondusamy, A. Bostwick, C. Jozwiak, E. Rotenberg, L. Zhao, H. Deng, B. Lv, D. Zgid, E. Gull, N. H. Jo arXiv 2403.13897 (pdf)

• "Magnetic Exciton-Polariton with Strongly Coupled Atomic and Photonic Anisotropies" Q. Li, X. Xie, A. Alfrey, Y. Lu, J. Hu, W. Liu, N. Dhale, B. Lv, L. Zhao, K. Sun, H. Deng arXiv 2306.11265 (pdf)

• "The future of the correlated electron problem", A. Alexandradinata, N. P. Armitage, A. Baydin, W. Bi, Y. Cao, H. J. Changlani, E. Chertkov, E. H. da Silva Neto, L. Delacretaz, I. El Baggari, G. M. Ferguson, W. J. Gannon, S. A. A Ghorashi, B. H. Goodge, O. Goulko, G. Grissonnanche, A. Hallas, I. M. Hayes, Y. He, E. W. Huang, A. Kogar, D. Kumah, J. Y. Lee, A. Legros, F. Mahmood, Y. Maximenko, N. Pellatz, H. Polshyn, T. Sarkar, A. Scheie, K. L. Seyler, Z. Shi, B. Skinner, L. Steinke, K. Thirunavukkuarasu, T. V. Trevisan, M. Vogl, P. A. Volkov, Y. Wang, Y. Wang, D. Wei, K. Wei, S. Yang, X. Zhang, Y.-H. Zhang, L. Zhao, A. Zong. 42 authors from a workshop on correlated electron physics held at JHU on Jan. 27-29, 2020. arXiv 2010.00584 (pdf)

      Publications

     2024

• "Extraordinary Phase Transition Revealed in a van der Waals Antiferromagnet" X. Guo*, W. Liu*, J. Schwartz, S. H. Sung, D. Zhang, M. Shimizu, A. Kondusamy, L. Li, K. Sun, H. Deng, H. O. Jeschke, I. I. Mazin, R. Hovden, B. Lv, L. Zhao✉ Nature Communications in press (2024) arXiv 2309.01047 (pdf)

• "Observation of stacking engineered magnetic phase transitions within moiré supercells of twisted van der Waals magnets" S. Li*, Z. Sun*, N. J. McLaughlin, A. Sharmin, N. Agarwal, M. Huang, S. H. Sung, H. Lu, S. Yan, H. Lei, R. Hovden, H. Wang, H. Chen, L. Zhao✉, C. Du Nature Communications 15, 5712 (2024) (pdf)

• "Dimensionality crossover to 2D vestigial nematicity from 3D zigzag antiferromagnetism in an XY-type honeycomb van der Waals magnet" Z. Sun*, G. Ye*, C. Zhou*, M. Huang, N. Huang, X. Xu, Q. Li, G. Zheng, Z. Ye, C. Nnokwe, L. Li, H. Deng, L. Yang, D. Mandrus, Z. Y. Meng, K. Sun, C. Du, R. He, L. Zhao✉ Nature Physics in press (2024) arXiv 2311.03493 (pdf)

• "Inverse Magnetoelectric Coupling in a Single-Domain Ferro-Rotational Helimagnet" J. Yang, M. Matsuda, T. Tyson, J. Young, W. Ratcliff, D. Obeysekera, Y. Gao, X. Guo, R. Owen, L. Zhao, S.-W. Cheong Advanced Science 2402048 (2024)  

• "Editorial: PRX Embraces the Vibrant Field of 2D Materials" L. Zhao, X. Marie Phys. Rev. X 14, 010001 (2024) (pdf)

• "Progress and Prospects in Two-Dimensional Magnetism of van der Waals Materials (Invited Review)" Y. Ahn, X. Guo, S. Son, Z. Sun, L. Zhao✉ Progress in Quantum Electronics 93, 100498 (2024) (pdf) & arXiv 2401.13781 (pdf)

     2023

• "Electric quadrupole second harmonic generation revealing dual magnetic orders in a magnetic Weyl semimetal" Y. Ahn, X. Guo, R. Xue, K. Qu, K. Sun, D. Mandrus, L. Zhao✉ Nature Photonics 18, 26 (2024) (pdf)

• "Revealing intrinsic domains and fluctuations of moiré magnetism by a wide-field quantum microscope" M. Huang*, Z. Sun*, G. Yan, H. Xie, N. Agarwal, G. Ye, S. H. Sung, H. Lu, J. Zhou, S. Yan, S. Tian, H. Lei, R. Hovden, R. He, H. Wang, L. Zhao✉, C. Du Nature Communications 14, 5259 (2023) (pdf)

• "Ferro-rotational domain walls revealed by electric quadrupole second harmonic generation microscopy" X. Guo, R. Owen, A. Kaczmarek, X. Fang, C. De, Y. Ahn, W. Hu, N. Agarwal, S. H. Sung, R. Hovden, S.-W. Cheong, L. Zhao✉ Phys. Rev. B (Letter), 107, L180102 (2023) (pdf)

• "Evidence of Noncollinear Spin Texture in Magnetic Moiré Superlattices" H. Xie*, X. Luo*, Z. Ye*, Z. Sun*, G. Ye, S.-H. Sung, H. Ge, S. Yan, Y. Fu, S. Tian, H. Lei, K. Sun, R. Hovden, R. He, L. Zhao✉ Nature Physics, 19, 1150 (2023) (pdf) with a "news and views" highlight at Nature Physics (Noncollinear spin textures with a twist)

• "Flipping Antiferromagnet by Light" News and Views Y. Ahn, L. Zhao✉ Nature Materials, 22, 536 (2023) (pdf)

• "Physically informed machine-learning algorithms for the identification of two-dimensional atomic crystals" L. Zichi, Tianci Liu, E. Drueke, L. Zhao✉, G. Xu Scientific Report 13, 6143 (2023) (pdf)

     2022

• "Torsional Periodic Lattice Distortions and Diffraction of Twisted 2D Materials", S. H. Sung, Y. M. Goh, H. Yoo, R. Engelke, H. Xie, K. Zhang, Z. Li, A. Ye, P. B. Deotare, E. B. Tadmor, A. J. Mannix, J. Park, L. Zhao, P. Kim, R. Hovden. Nature Communications 13, 7826 (2022) (pdf)

• "A three-stage magnetic phase transition revealed in ultrahigh-quality van der Waals magnet CrSBr", W. Liu*, X. Guo*, J. Schwartz, H. Xie, N. Dhale, S. H. Sung, A. L. N. Kondusamy, X. Wang, H. Zhao, D. Berman, R. Hovden, L. Zhao✉, B. Lv. ACS Nano 16, 15917 (2022) (pdf)

• "Revisiting the structure of (±)-[Co(en)3]I3· H2O – X-ray crystallographic and second-Harmonic results" K. Sohail, R. A. Lalancette, I. Bernal, X. Guo, L. Zhao. Zeitschrift für Kristallographie - Crystalline Materials, 237(10-12), 393 (2022) (pdf)

• "Decoupling of static and dynamic antiferromagnetic critical behavior in an optically pumped Mott insulator" A. de la Torre, M. Buchhold, Y. Baum, G. Zhang, N. J. Laurita, J. Harter, L. Zhao, I. Phinney, X. Chen, S. D. Wilson, G. Cao, R. Averitt, G. Refael, D. Hsieh. Communication Physics, 5, 35 (2022) (pdf)

• "The magnetic genome of two-dimensional van der Waals materials (review article)" Q. Wang, A. Bedoya-Pinto, M. Blei, A. Dismukes, A. Hamo, S. Jenkins, M. Koperski, Y. Liu, Q.-C. Sun, E. Telford, H. H. Kim, M. Augustin, U. Vool, J. Yin, L. H. Li, A. Falin, F. Casanova, R. Evans, M. Chshiev, A. Mishchenko, C. Petrovic, R. He, L. Zhao, A. Tsen, B. Gerardot, M. Brotons-Gisbert, Z. Guguchia, X. Roy, S. Tongay, Z. Wang, M. Hasan, J. Wrachtrup, A. Yacoby, A. Fert, S. Parkin, K. Novaselov, P. Dai, L. Balicas, E. Santos. ACS Nano (Review), 16, 6960 (2022) (pdf)

• "Two-dimensional charge order stabilized in clean polytype heterostructures", S. H. Sung , N. Schnitzer, S. Novakov, I. E. Baggari, X. Luo , J. Gim, N. Vu, Z Li., T. Brintlinger, Y. Liu, W. Lu, Y Sun, P. Deotare, K. Sun, L. Zhao, L. F. Kourkoutis, J. T. Heron, and R. Hovden Nature Communications 13, 413 (2022) (pdf)

• "Twist engineering of the two-dimensional magnetism in double bilayer chromium triiodide homostructures", H. Xie*, X. Luo*, G. Ye*, Z. Ye, H. Ge, S. H. Sung, E. Rennich, S. Yan, Y. Fu, S. Tian, H. Lei, R. Hovden, K. Sun, R. He, L. Zhao✉ Nature Physics 18, 30 (2022) (pdf)

      2021

• "Ultrafast modulations and detection of a ferro-rotational charge density wave using time-resolved electric quadrupole second harmonic generation", X. Luo, D. Obeysekera, C. Won, S. H. Sung, N. Schnitzer, R. Hovden, S.-W. Cheong, J. Yang, K. Sun, L. Zhao✉ Phys. Rev. Letters 127, 126401 (2021) (pdf)

• "Observation of strong and anisotropic nonlinear optical effects through polarization-resolved optical spectroscopy in the type-II Weyl semimetal Te2", E. Drueke, J, Yang, L. Zhao✉ Phys. Rev. B 104, 063304 (2021) (pdf)

• "Quantum engineering with hybrid magnonics systems and materials", D. D. Awschalom, C. H. R. Du, R. He, F. J. Heremans, A. Hoffmann, J. Hou, H. Kurebayashi, Y. Li, L. Liu, V. Novosad, J. Sklenar, S. E. Sullivan, D. Sun, H. Tang, V. Tiberkevich, C. Trevillian, A. W. Tsen, L. R. Weiss, W. Zhang, X. Zhang, L. Zhao✉, C. W. Zollitsch IEEE Transactions on Quantum Engineering (invited review) 2, 5500836 (2021) (pdf)

• "High-Resolution In-situ Synchrotron X-ray Studies of Inorganic Perovskite CsPbBr3: New Symmetry Assignments and Structural Phase Transitions" S. Liu, A. R. DeFilippo, M. Balasubramanian, Z. Liu, S. Y. G. Wang, Y.-S. Chen, S. Chariton, V. Prakapenka, X. Luo, L. Zhao, J. S. Martin, Y. Lin, Y. Yan, S. K. Ghose, T. A. Tyson Advanced Science 10.1002/advs.202003046 (2021) (pdf)

• "Structural monoclinicity and its coupling to layered magnetism in few-layer CrI3" X. Guo*, W. Jin*, Z. Ye, G. Ye, H. Xie, B. Yang, H. H. Kim, S. Yan, Y. Fu, S. Tian, H. Lei, A. W. Tsen, K. Sun, J.-A. Yan, R. He, L. Zhao✉ ACS Nano 15, 10444 (2021) (pdf)

• "Giant c-axis nonlinear anomalous Hall effect in Td-MoTe2 and WTe2", A. Tiwari, F. Chen, S. Zhong, E. Drueke, J. Koo, A. Kaczmarek, C. Xiao, J. Gao, X. Luo, Q. Niu, Y. Sun, B. Yan, L. Zhao, A. W. Tsen Nature Communications 12, 2049 (2021) (pdf)

• "Mirror symmetry breaking in a model insulating cuprate" A. de la Torre, K. L. Seyler, L. Zhao, S. Di Matteo, M. S. Scheurer, Y. Li, B. Yu, M. Greven, S. Sachdev, M. R. Norman, D. Hsieh Nature Physics 17, 777 (2021) (pdf)

• "Second-order nonlinear optical and linear ultraviolet-visible absorption properties of type-II multiferroic candidates RbFe(AO4)2 (A = Mo, Se, S)" R. Owen, E. Drueke, C. Albunio, A. Kaczmarek, W. Jin, D. Obeysekera, S.-W. Cheong, J. Yang, S. Cundiff, L. Zhao✉ Phys. Rev. B 103, 054104 (2021) (pdf)

• "Interlayer exciton transport in MoSe2/WSe2 heterostructures" Z. Li, X. Lu, D. F. Cordovilla, Z. Lyu, H. Xie, J. Hou, Y. Lu, X. Guo, A. Kaczmarek, T. Taniguchi, K. Watanabe, L. Zhao, L. Yang, P. B. Deotare ACS Nano 15, 1539 (2021) (pdf)

      2020

• "Observation of the polaronic character of excitons in a two-dimensional semiconducting magnet CrI3" W. Jin, H. H. Kim, Z. Ye, G. Ye, L. Rojas, X. Luo, B.Yang, F.Yin, J.A. Horng, S.Tian, Y. Fu, G. Xu, H. Deng, H. Lei, K. Sun, A.W. Tsen, R. He, L. Zhao✉ Nature Communications 11, 4780 (2020) (pdf)

• "Tunable layered-magnetism-assisted magneto-Raman effect in a two-dimensional magnet CrI3" W. Jin, Z. Ye, X. Luo, B. Yang, G. Ye, F. Yin, H. H. Kim, L. Rojas, S. Tian, Y. Fu, S. Yan, H. Lei, K. Sun, A. W. Tsen, R. He, L. Zhao✉ Proceedings of the National Academy of Sciences 117, 24664 (2020) (pdf) 

• "Symmetry-resolved two-magnon excitations in a strong spin-orbit-coupled bilayer antiferromagnet" S. Li, E. Drueke, Z. Porter, W. Jin, Z. Lu, D. Smirnov, R. Merlin, S. D. Wilson, K. Sun, L. Zhao✉ Phys. Rev. Lett. 125, 087202 (2020) (pdf)

• "Bulk-like dielectric and magnetic properties of sub 100 nm thick single crystal Cr2O3 films on an epitaxial oxide electrode" N. M. Vu, X. Luo, S. Novakov, W. Jin, J. Nordlander, P. B. Meisenheimer, M. Trassin, L. Zhao, and J. T. Heron Scientific Report 10, 14721 (2020) (pdf)

• "Evidence for an extended critical fluctuation region above the polar ordering transition in  LiOsO3" J.-Y. Shan, A. de la Torre, N. J. Laurita, L. Zhao, C. D. Dashwood, D. Puggioni, C. X. Wang, K. Yamaura, Y. Shi, J. M. Rondinelli, D. Hsieh Phys. Rev. Research 2, 033174 (2020) (pdf) 

• "Magnetic-field-induced quantum phase transitions in a van Der Waals magnet" S. Li*, Z. Ye*, X. Luo*, G. Ye, H. H. Kim, B. Yang, S. Tian, C. Li, H. Lei, A. W. Tsen, K. Sun, R. He, L. Zhao✉ Phys. Rev. X, 10, 011075 (2020) (pdf), featured at APS Physics (Solving a Magnetic Puzzle).   

• "Observation of a ferro-rotational order coupled with second-order nonlinear optical fields" W. Jin*, E. Drueke*, S. Li, A. Adamasu, R. Owen, M. Day, K. Sun, S.-W. Cheong, L. Zhao✉  Nature Physics, 16, 42 (2020) (pdf), with a "news and views" highlight at Nature Physics (Order!Order!!), news at UMich (Link) and Phys.org (Link).

      2019

• "Evolution of interlayer and intralayer magnetism in three atomically thin chromium trihalides" H. H. Kim, B. Yang, S. Li, S. Jiang, C. Jin, Z. Tao, G. Nichols, F. Sfigakis, S. Zhong, C. Li, S. Tian, D. G. Cory, G.-X. Miao, J. Shan, K. F. Mak, H. Lei, K. Sun, L. Zhao, A. W. Tsen Proceedings of the National Academy of Sciences, 116(23), 11131 (2019) (pdf)

• "Polarized Raman spectroscopy study of metallic (Sr1−xLax)3Ir2O7: a consistent picture of disorder-interrupted unidirectional charge order" W. Jin, S. Li, J. Liu, Q. Han, Z. Porter, C. Peterson, J. Schmehr, I. Boulares, K. Sun, R. Merlin, S. D. Wilson, L. Zhao✉ Phys. Rev. B (Rapid Communications), 99, 041109(R) (2019) (pdf) 

      2018

• "Raman fingerprint of two terahertz spin wave branches in a two-dimensional honeycomb Ising ferromagnet" W. Jin*, H. H. Kim*, Z. Ye, S. Li, P. Rezaie, F. Diaz, S. Siddiq, E. Wauer, B. Yang, C. Li, S. Tian, K. Sun, H. Lei, A. W. Tsen, L. Zhao✉, Rui He Nature Communications, 9, 5122 (2018) (pdf)

• "Second harmonic generation spectroscopy of hidden phases" L. Zhao✉, D. Torchinsky, J. W. Harter, A. de la Torre, D. Hsieh Encyclopedia of Modern Optics II, 2, 207 (2018) (pdf)     

      2017

• "A charge density wave-like instability in a doped spin-orbit-assisted weak Mott insulator" H. Chu, L. Zhao, A. de la Torre, T. Hogan, S. D. Wilson, D. Hsieh Nature Materials, 16, 200 (2017) (pdf)

• "A global inversion-symmetry-broken phase inside the pseudogap region of YBa2Cu3Oy" L. Zhao, C. A. Belvin, R. Liang, D. A. Bonn, W. N. Hardy, N. P. Armitage, D. Hsieh Nature Physics, 13, 250 (2017) (pdf)

      2016 and earlier

• "Atomistic interrogation of BN co-dopant structures and their electronic effects in graphene" T. Schiros, D. Nordlund, L. Pavola, L. Zhao, M. P. Levendorf, C. Jaye, D. R. Reichman, J. Park, M. S. Hybertsen, A. N. Pasupathy ACS Nano, 10, 6574 (2016) (pdf)

• "Structural investigation of bilayer iridate Sr3Ir2O7" T. Hogan, L. Bajaalie, L. Zhao, C. Belvin, C. Van de Walle, D. Hsieh, S. Wilson Phys. Rev. B, 93, 134110 (2016) (pdf)

• "Modification of G phonon mode of graphene by nitrogen doping" P. V. Lukashev, L.Zhao, T. R. Paudel, T. Schiros, N. Hurley, E. Y. Tsymbal, A. Pinczuk, A.N. Pasupathy, R. He App. Phys. Lett., 108, 041907 (2016) (pdf)

• "Evidence of an odd-parity magnetic order in a strong spin-orbit coupled correlated iridate" L. Zhao, D. H. Torchinsky, H. Chu, V. Ivanov, R. Lifshitz, R. Flint, T. Qi, G. Cao, D. Hsieh Nature Physics, 12, 32 (2016) (pdf)

• "Structural distortion-induced magnetoelastic locking in Sr2IrO4 revealed through nonlinear optical harmonic generation" D. H. Torchinsky, H. Chu, L. Zhao, N. B. Perkins, Y. Sizyuk, T. Qi, G. Cao, D. Hsieh Phys. Rev. Lett., 114, 096404 (2015) (pdf)

• "Dopant segregation in polycrystalline monolayer graphene" L. Zhao, R. He, A. Zabet, K. S. Kim, T. Schiros, M. Roth, P. Kim, G. W. Flynn, A. Pinczuk, A. N. Pasupathy Nano. Letters, 15, 1428 (2015) (pdf)

• "Segregation of sublattice domains in nitrogen doped graphene" A. Zabet, L. Zhao, L. Palova, M. S. Hybertsen, D. R. Reichman, A. N. Pasupathy, G. W. Flynn J. A. C. S., 136, 1391 (2014) (pdf)

• "Visualizing the charge density wave transition in 2H-NbSe2 in real space" S. P. Chockalingam, C. J. Arguello, E. P. Rosenthal, L. Zhao, C. Gutierrez, J. H. Kang, W. C. Chuang, R. M. Fernandes, S. Jia, A. J. Milis, R. J. Cava, A. N. Pasupathy Phys. Rev. B, 89, 235115 (2014) (pdf)

• "Local atomic and electronic structure of boron chemical doping in monolayer graphene" L. Zhao, M. Levendorf, S. J. Goncher, T. Schiros, L. Palova, A. Zabet, K. T. Rim, C. Gutierrez, D. Nordlund, C. Jaye, M. S. Hybertsen, D. Reichman, G. W. Flynn, J. Park, A. N. Pasupathy Nano. Letters, 13, 4659 (2013) (pdf)

• "Substrate level control of the local doping in graphene" S. Goncher, L. Zhao, A. N. Pasupathy, G. W. Flynn Nano. Letters, 13, 1386 (2013) (pdf)

• "Connecting dopant bond type with electronic structure in N-doped graphene" T. Schiros, D. Nordlund, L. Palova, D. Prezzi, L. Zhao, K. S. Kim, U. Wurstbauer, C. Gutierrez, D. Delongchap, C. Jaye, D. Fischer, H. Ogasawara, L. G. M. Pettersson, D. Reichman, P. Kim, M. S. Hybertsen, A. N. Pasupathy Nano. Letters, 12, 4025 (2012) (pdf)

• "Large physisorption strain in chemical vapor deposition of graphene on copper substrates" R. He, L. Zhao, N. Petrone, K. S. Kim, M. Roth, J. Hone, P. Kim, A. N. Pasupathy, A. Pinczuk Nano. Letters, 12, 2408 (2012) (pdf)

• "Visualizing individual nitrogen dopants in monolayer graphene" L. Zhao, R. He, K. T. Rim, T. Schiros, K. S. Kim, H. Zhou, C. Gutierrez, S. P. Chockalingam, C. J. Arguello, L. Palova, D. Nordlund, M. S. Hybertsen, D. Reichman, T. F. Heinz, P. Kim, A. Pinczuk, G. W. Flynn, A. N. Pasupathy Science, 333, 999 (2011) (pdf)

• "Influence of copper crystal surface on the CVD growth of large area monolayer graphene" L. Zhao, K. T. Rim, H. Zhou, R. He, T. F. Heinz, A. Pinczuk, G. W. Flynn, A. N. Pasupathy Solid State Commun., 151, 509 (2011) (pdf)

• "Compressing liquid: an effective global search strategy for clusters" R. Zhou, L. Zhao, B. C. Pan J. Chem. Phys., 131, 034108 (2009) (pdf)