DMREF PUBLICATIONS
Seed work:
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C.-C. Liu, J.-J. Zhou, Y. Yao, and F. Zhang, Weak topological insulators and composite Weyl semimetals: β-Bi₄X₄ (X=Br, I), Phys. Rev. Lett. 116, 066801 (2016).
Quasi-1D Topological Materials (DMREF team works):
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Z. Zhang, J. Wang, A. Rajesh, W. Liu, C. Yoon, N. Dhale, P. Yadav, K. Watanabe, T. Taniguchi, R. J. Birgeneau, M. Yi, B. Lv, F. Zhang, M. Bockrath, and C. N. Lau, Mixed Dimensional Transport and Evidence for Higher Order Topological Hinge Modes in Thin Film Bi4Br4 Field Effect Transistors, Newton 2, 100442 (2026).
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W. Liu, Y. Zheng, A. L. N. Kondusamy, D. L. Sherm, A. V. Malko, and B. Lv, Electrical transport crossover and large magnetoresistance in selenium deficient van der Waals HfSe2-x (0≤x≤0.2), Phys. Rev. Mater. 8, 054006 (2024).
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Y. C. Zhang, R. X. Zhou, H. L. Wu, J. S. Oh, S. Li, J. W. Huang, J. D. Denlinger, M. Hashimoto, D. H. Lu, S. K. Mo, K. F. Kelly, G. T. McCandless, J. Y. Chan, R. J. Birgeneau, B. Lv, G. Li, and M. Yi, Charge order induced Dirac pockets in the nonsymmorphic crystal TaTe4, Phys. Rev. B 109, 199901 (2024).
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H. Wu, S. Li, Y. Lyu, Y. Guo, W. Liu, J. S. Oh, Y. Zhang, S. K. Mo, C. dela Cruz, R. J. Birgeneau, K. M. Taddei, M. Yi, L. Yang, and B. Lv, Tailoring physical properties of crystals through synthetic temperature control: A case study for new polymorphic NbFeTe2 phases, Phys. Rev. B 109, 174427 (2024).
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D. Shcherbakov, G. Voigt, S. Memaran, G.-B. Liu, Q. Wang, K. Watanabe, T. Taniguchi, D. Smirnov, L. Balicas, F. Zhang, and C. N. Lau, Giant tunability of intersubband transitions and quantum Hall quartets in few-layer InSe quantum well, Nano Lett. 24, 3851–3857 (2024).
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Y. Zhang, H. Tian, H. Li, C. Yoon, R. A. Nelson, Z. Li, K. Watanabe, T. Taniguchi, D. Smirnov, R. K. Kawakami, J. E. Goldberger, F. Zhang, C. N. Lau, Quantum octets in high mobility pentagonal two-dimensional PdSe2, Nat. Commun. 15, 761 (2024).
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W. Liu, N. Dale, C. Yoon, J. S. Oh, Z. Zhang, S. Li, J. Wang, H. Wu, G. C. Ortiz, J. Hwang, R. J. Birgeneau, C. N. Lau, M. Yi, F. Zhang, and B. Lv, New structural and topological phases in the phase diagram of Bi₄I₄₋ₓBrₓ (0 ≤ x ≤ 4), to be submitted (2023).
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J. S. Oh, T. Y. Xu, N. Dhale, S. Li, C. Lei, C. Yoon, W. H. Liu, J. W. Huang, H. L. Wu, M. Hashimoto, D. H. Lu, C. Jozwiak, A. Bostwick, E. Rotenberg, C. N. Lau, B. Lv, F. Zhang, R. J. Birgeneau, and M. Yi. Ideal weak topological insulator and protected helical saddle points, Phys. Rev. B 108, L201104 (2023).
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Y. Liu, R. Chen, Z. Zhang, M. Bockrath, C. N. Lau, Y.-F. Zhou, C. Yoon, S. Li, X. Liu, N. Dhale, B. Lv, F. Zhang, K. Watanabe, T. Taniguchi, J. Huang, M. Yi, J. S. Oh, and R. J. Birgeneau, Gate-tunable transport in quasi-one-dimensional α-Bi4I4 field effect transistors, Nano Lett. 22, 1151 (2022).
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J. Huang, S. Li, C. Yoon, J. S. Oh, H. Wu, X. Liu, N. Dhale, Y.-F. Zhou, Y. Guo, Y. Zhang, M. Hashimoto, D. Lu, J. Denlinger, X. Wang, C. N. Lau, R. J. Birgeneau, F. Zhang, B. Lv, and M. Yi, Room-temperature topological phase transition in quasi-one-dimensional material Bi₄I₄, Phys. Rev. X 11, 031042 (2021).
Quasi-1D Topological Materials (External collaboration):
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M. S. Hossain, Q. Zhang, Z. Wang, N. Dhale, W. Liu, M. Litskevich, B. Casas, N. Shumiya, J. X. Yin, T. A. Cochran, Y. Li, Y. Jiang, Y. Yang, G. Cheng, Z. J. Cheng, X. P. Yang, N. Yao. T. Neupert, L. Balicas, Y. Yao, B. Lv, and M. Z. Hasan. Transport response of topological hinge modes, Nat. Phys., 20, 776–782 (2024).
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N. Shumiya, M. S. Hossain, J.-X. Yin, Z. Wang, M. Litskevich, C. Yoon, Y. Li, Y. Yang, Y.-X. Jiang, G. Cheng, Y.-C. Lin, Q. Zhang,
Z.-J. Cheng, T. A. Cochran, D. Multer, X. P. Yang, B. Casas, T.-R. Chang, T. Neupert, Z. Yuan, S. Jia, H. Lin, N. Yao, L. Balicas, F. Zhang, Y. Yao, and M. Z. Hasan, Evidence of a room-temperature quantum spin Hall edge state in a higher-order topological insulator, Nat. Mater. 21, 1111 (2022), [ highlighted as the cover story. ]
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C. Yoon, C.-C. Liu, H. Min, and F. Zhang, Quasi-one-dimensional higher-order topological insulators, preprint arXiv:2005.14710. (2020).
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S. Talkington, P. Cheung, and F. Zhang, Infrared optical properties of quasi-one-dimensional topological insulators,
to be submitted (2023). [ Video link to this work: https://www.youtube.com/watch?v=1ocucYUpC3w ]
Materials enrichment:
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Z.H. Wang, Y.C. Guo, H.Y. Huang, F. Xie, Y.F. Huang, B. Gao, J.S. Oh, H. Wu, J. Okamoto, G. Channagowdra, C.T. Chen, F. Ye, X.Y. Lu, Z.Y. Liu, Z. Ren, Y. Fang, Y.M. Wang, A. Biswas, Y.C. Zhang, Z.Q. Yue, C. Hu, C. Jozwiak, A. Bostwick, E. Rotenberg, M. Hashimoto, D.H. Lu, J. Kono, J.H. Chu, B.I. Yakobson, R.J. Birgeneau, G.H. Cao, A. Fujimori, D.J. Huang, Q.M. Si, M. Yi, P.C. Dai, Spin Excitations and Flat Electronic Bands in a Cr-based Kagome Superconductor, Nat. Commun. 16, 7573 (2025).
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H. Wu, W. Liu, N. Dhale, P. Koirala, D. L. I. Scherm, X. Wang, W.-C. Lee, B. Lv, A Monoclinic Variant of ThCr2Si2‑Type BaAg2Sb2: Electronic Structure and Physical Properties, Inorg. Chem. 64, 7869 (2025).
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S. Subedi, W. Liu, W. Fang, C. Fox, Z. Zhai, F. Fei, Y. Ping, B. Lv, J. Xiao, Colossal Terahertz Emission with Ultrafast Tunability Based on Van der Waals Ferroelectric NbOI2, Adv. Optical Mater. 13, 2403471 (2025).
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S. B. Lee, H. E. M. Warden, A. Schmidt, B. Lv, J. Y. Chan, D. C. Fredrickson, Interstitial Atoms and the Frustrated and Allowed Structural Transitions Principle: Tunability in the Electronic Structure of AuCu3-type Frameworks in Dy4T1−xGa12 (T = Ag, Ir), Z. Anorg. Allg. Chem. 651, e202500079 (2025).
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Q. Li, X. Xie, A. Alfrey, C. W. Beach, N. McLellan, Y. Lu, J. Hu, W. Liu, N. Dhale, B. Lv, L. Zhao, K. Sun, H. Deng, Two-Dimensional Magnetic Exciton Polariton with Strongly Coupled Atomic and Photonic Anisotropies, Phys. Rev. Lett. 133, 266901 (2024).
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S. Smolenski, M. Wen, Q. Li, E. Downey, A. Alfrey, W. Liu, A. LN Kondusamy, A. Bostwick, C. Jozwiak, E. Rotenberg, L. Zhao, H. Deng, B. Lv, D. Zgid, E. Gull, N. H. Jo, Large Exciton Binding Energy in a Bulk van der Waals Magnet from Quasi-1D Electronic Localization, Nat. Commun. 16, 1134 (2025).
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X. Guo, W. Liu, J. Schwartz, S. H. Sung, D. Zhang, M. Shimizu, A. L. N. Kondusamy, L. Li, K. Sun, H. Deng, H. O. Jeschke, I. I. Mazin, R. Hovden, B. Lv, and L. Zhao, Extraordinary phase transition revealed in a van der Waals antiferromagnet, Nat. Commun. 15, 6472 (2024).
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F. Fei, Y. Mao, W. Fang. W. Liu, J. P. Rollins, A. L. N. Kondusamy, B. Lv, Y. Ping, Y. Wang, and J. Xiao, Spin-mechanical coupling in 2D antiferromagnet CrSBr, Nano Lett. 24, 10467–10474 (2024).
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X. Teng, J. S. Oh, H. Tan, L. Chen, J. Huang, B. Gao, J.-X. Yin, J.-H. Chu, M. Hashimoto, D. Lu, C. Jozwiak, A. Bostwick, E. Rotenberg, G. E. Granroth, B. Yan, R. J. Birgeneau, P. Dai, and M. Yi, Intertwined magnetism and charge density wave order in kagome FeGe, Nat. Phys. (2023).
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X. Chen, Y.-T. Shao, R. Chen, S. Susarla, T. Hogan, Y. He, H. Zhang, S. Wang, J. Yao, P. Ercius, D. A. Muller, R. Ramesh, and R. J. Birgeneau, Pervasive beyond room-temperature ferromagnetism in a doped van der Waals magnet, Phys. Rev. Lett. 128, 217203 (2022).
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H. Wu, A. M. Hallas, X. Cai, J. Huang, J. S. Oh, V. Loganathan, A. Weiland, G. T. McCandless, J. Y. Chan, S.-K. Mo, D. Lu, M. Hashimoto, J. Denlinger, R. J. Birgeneau, A. H. Nevidomskyy, G. Li, E. Morosan, and M. Yi, Nonsymmorphic symmetry-protected band crossings in a square-net metal PtPb₄, npj Quantum Mater. 7, 31 (2022).
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W. Liu, X. Guo, J. Schwartz, H. Xie, N. U. Dhale, S. H. Sung, A. L. N. Kondusamy, X. Wang, H. Zhao, D. Berman, R. Hovden, L. Zhao, and B. Lv, A three-stage magnetic phase transition revealed in ultrahigh-quality van der Waals bulk magnet CrSBr, ACS Nano 16, 15917 (2022).
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X. Chen, E. Schierle, Y. He, M. Vranas, J. W. Freeland, J. L. McChesney, R. Ramesh, R. J. Birgeneau, and A. Frano, Antiferromagnetic order in Co-doped Fe₅GeTe₂ probed by resonant magnetic x-ray scattering, Phys. Rev. Mater. 6, 094404 (2022).
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H. Wu, S. Li, X. Wang, S. Kwon, W. Liu, G. A. Ofenstein, M. J. Kim, and B. Lv, New layered quaternary BaCu₆Sn₂As₄₋ₓ and BaCu₆Sn₂P₄₋ₓ phases: Crystal growth and physical properties, J. Alloys Compd. 892, 162111 (2022).
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S. Li, Y. Zhang, H. Wu, H. Zhai, W. Liu, D. P. Petit, J. S. Oh, J. Denlinger, G. T. McCandless, J. Y. Chan, R. J. Birgeneau, G. Li, M. Yi, and B. Lv, Transport anomalies in the layered compound BaPt₄Se₆, npj Quantum Mater. 6, 80 (2021).
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W. Liu, M. R. Osanloo, X. Wang, S. Li, N. Dhale, H. Wu, M. L. Van de Put, S. Tiwari, W. G. Vandenberghe, and B. Lv, New Verbeekite-type polymorphic phase and rich phase diagram in the PdSe₂₋ₓTeₓ system, Phys. Rev. B 104, 024507 (2021).
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X. Liu, K. M. Taddei, S. Li, W. Liu, N. Dhale, R. Kadado, D. Berman, C. D. Cruz, and B. Lv, Canted antiferromagnetism in the quasi-one-dimensional iron chalcogenide BaFe₂Se₄, Phys. Rev. B 102, 180403 (2020).
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H. Wu, H. Zhai, S. Li, M. Sorolla, II, G. T. McCandless, D. P. Petit, J. Y. Chan, and B. Lv, Crystal structure and electronic properties of new compound Zr6.5Pt6Se19, Inorg. Chem. 59, 8196 (2020).
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H. Wu, S. Li, Z. Wu, X. Wang, G. A. Ofenstein, S. Kwon, M. J. Kim, P. C. W. Chu, and B. Lv, Novel polymorphic phase of BaCu₂As₂: impact of flux for new phase formation in crystal growth, Cryst. Growth Des. 20, 5922 (2020).
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S. Li, X. Liu, M. Sorolla, II, G. T. McCandless, H. Wu, H. Zhai, J. Y. Chan, and B. Lv, Synthesis and structure of a nonstoichiometric Zr3.55Pt4Sb4 compound, Inorg. Chem. 58, 12017 (2019).
Quantum devices and applications:
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B. Deng, H. Ahn, J. Wang, G. Moon, N. Dongre, C. Lei, G. Scuri, J. Sung, E. Brutschea, K. Watanabe, T. Taniguchi, F. Zhang, M.-H. Jo, and H. Park, Epitaxially Defined Luttinger Liquids on MoS2 Bicrystals, Phys. Rev. Lett. 134, 046301 (2025).
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W. Pan, D. B. Burckel, C. D. Spataru, K. R. Sapkota, A. J. Muhowski, S. D. Hawkins, J. F. Klem, L. S. Smith, D. A. Temple, Z. A. Enderson, Z. Jiang, K. Thirunavukkuarasu, L. Xiang, M. Ozerov, D. Smirnov, C. Niu, P. D. Ye, P. Pai, and F. Zhang, Lithography-Defined Semiconductor Moirés with Anomalous In-Gap Quantum Hall States, Nano Lett. 25, 10536–10543 (2025).
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A. Seiler, M. Statz, C. Eckel, I. Weimer, J. F. Pöhls, K. Watanabe, T. Taniguchi, F. Zhang, R. T. Weitz, Signatures of Sliding Wigner Crystals in Bilayer Graphene at Zero and Finite Magnetic Fields, Nat. Commun. 16, 8921 (2025).
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A. Seiler, Y. Zhumagulov, K. Zollner, C. Yoon, D. Urbaniak, F. R. Geisenhof, K. Watanabe, T. Taniguchi, J. Fabian, F. Zhang, and R. T. Weitz, Layer-Selective Spin-Orbit Coupling and Strong Correlation in Bilayer Graphene, 2D Mater. 12, 035009 (2025).
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J. Yang, X. Shi, S. Ye, C. Yoon, Z. Lu, V. Kakani, T. Han, J. Seo, L. Shi, K. Watanabe, T. Taniguchi, F. Zhang, and L. Ju, Impacts of Spin-Orbit Coupling on Superconductivity in Rhombohedral Graphene, Nat. Mater. 24, 1058–1065 (2025).
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P. Pai and F. Zhang, Shedding Light on Quantum Geometry (News &Views), Nat. Mater. 24, 983–984 (2025).
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F. Zhang and F. Xia, Metasurfaces: Polarization Detection in Miniature (News &Views), Nat. Electron. 7, 948–949 (2024).
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C. Nnokwe, C. J. Cunningham, W. Liu, G. Ye, T. Nguyen, K. Wu, C. Hemesath, C. Sadler, P. Lukashev, Z. Zhai, B. Lv, J.-A. Yan, P. M Shand, A. J. Stollenwerk, R. He, Tuning the Magnetic Properties of CrI3 Using Ni Thin Film Deposition for Applications in Spintronic Devices, ACS Appl. Nano Mater. 8, 2412-2420 (2025).
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Q. Li, X. Wan, S. Li, A. Alfrey, W. Liu, Z. Zhai, W. Alpers, Y. Yang, I. Wladyszewska, C. W. Beach, L. Zhao, B. Lv, C. R. Du, K. Sun, H. Deng, Twist Engineering of Anisotropic Excitonic and Optical Properties of a Two-Dimensional Magnetic Semiconductor, Phys. Rev. Lett. 135, 156901 (2025).
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A. L. Melendez, S. Das, F. A. Rodriguez, I-H. Kao, W. Liu, A. J. Williams, B. Lv, J. Goldberger, S. Chatterjee, S. Singh, P. C. Hammel, Quantum Sensing of Broadband Spin Dynamics and Magnon Transport in Antiferromagnets, Sci. Adv. 11, eadu9381 (2025).
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F. Winterer, F. R. Geisenhof, N. Fernandez, A. M. Seiler, F. Zhang, and R. T. Weitz, Ferroelectric and spontaneous quantum Hall states in intrinsic rhombohedral trilayer graphene, Nat. Phys., 20, 422–427 (2024).
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T. Han, Z. Lu, Y. Yao, J. Yang, J. Seo, C. Yoon, K. Watanabe, T. Taniguchi, L. Fu, F. Zhang, and L. Ju, Large quantum anomalous Hall effect in spin-orbit proximitized rhombohedral graphene, Science, 384, 647–651 (2024).
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S. Yuan, C. Ma, E. Fetaya, T. Mueller, D. Naveh, F. Zhang, and F. Xia., Geometric deep optical sensing, Science 379, 1103 & eade1220 (2023).
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H. Tian, X. Gao, Y. Zhang, S. Che, T. Xu, P. Cheung, K. Watanabe, T. Taniguchi, M. Randeria, F. Zhang, C. N. Lau, and M. W. Bockrath, Evidence for Dirac flat band superconductivity enabled by quantum geometry, Nature 614, 440 (2023).
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A. M. Seiler, F. R. Geisenhof, F. Winterer, K. Watanabe, T. Taniguchi, T. Xu, F. Zhang, and R. T. Weitz, Quantum cascade of correlated phases in trigonally warped bilayer graphene, Nature 608, 298 (2022).
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C. Ma, S. Yuan, P. Cheung, K. Watanabe, T. Taniguchi, F. Zhang, and F. Xia, Intelligent infrared sensing enabled by tunable moiré quantum geometry, Nature 604, 266 (2022).
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C. N. Lau, M. W. Bockrath, K. F. Mak, and F. Zhang, Reproducibility in the fabrication and physics of moiré materials, Nature 602, 41 (2022).
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M. Fortin-Deschênes, R. Pu, Y.-F. Zhou, C. Ma, P. Cheung, K. Watanabe, T. Taniguchi, F. Zhang, X. Du, and F. Xia, Uncovering topological edge states in twisted bilayer graphene, Nano Lett. 22, 6186 (2022).
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F. R. Geisenhof, F. Winterer, A. M. Seiler, J. Lenz, T. Xu, F. Zhang, and R. T. Weitz, Quantum anomalous Hall octet driven by orbital magnetism in bilayer graphene, Nature 598, 53 (2021).
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B. Deng, C. Ma, Q. Wang, S. Yuan, K. Watanabe, T. Taniguchi, F. Zhang, and F. Xia, Strong mid-infrared photoresponse in small-twist-angle bilayer graphene, Nat. Photon. 14, 549 (2020).
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C. Ma, Q. Wang, S. Mills, X. Chen, B. Deng, S. Yuan, C. Li, K. Watanabe, T. Taniguchi, X. Du, F. Zhang, and F. Xia, Moiré band topology in twisted bilayer graphene, Nano Lett. 20, 6076 (2020).
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L. Ju, L. Wang, X. Li, S. Moon, M. Ozerov, Z. Lu, T. Taniguchi, K. Watanabe, E. Mueller, F. Zhang, D. Smirnov, F. Rana, and P. L. McEuen, Unconventional valley-dependent optical selection rules and landau level mixing in bilayer graphene,
Nat. Commun. 11, 2941 (2020).
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W. Yu, R. Haenel, M. A. Rodriguez, S. R. Lee, F. Zhang, M. Franz, D. I. Pikulin, and W. Pan, Zero-bias conductance peak in Dirac semimetal-superconductor devices, Phys. Rev. Res. 2, 032002 (2020).