Publications
Google citation: https://scholar.google.com/citations?user=KLrUYh8AAAAJ&hl=en
2024
114. Visible-to-THz near-field nanoscopy R. Hillenbrand*, Y. Abate*, M.K. Liu*, X. Chen, D.N. Basov, Nature Review Materials, accepted (2024).
113. Charge transfer plasmonics in bespoke graphene/α-RuCl3 cavities
Vitalone, Rocco; Sørensen Jessen, Bjarke; Jing, Ran; Rizzo, Daniel; Xu, Suheng; Hsieh, Valerie; Cothrine, Matthew; Mandrus, David; Wehmeier, Lukas; Carr, G. Lawrence; Bisogni, Valentina; Dean, Cory; Hone, James; Liu, Mengkun; Weinstein, Michael; Fogler, Michael; Basov, Dimitri, ACS photonics, 18, 29648 (2024)
doi.org/10.1021/acsnano.4c08441
112. Tunable Phonon Polariton Hybridization in a van der Waals Hetero‐Bicrystal
Lukas Wehmeier*, Shang‐Jie Yu, Xinzhong Chen, Rafael A Mayer, Langlang Xiong, Helen Yao, Yue Jiang, Jenny Hu, Eli Janzen, James H Edgar, Xiaolin Zheng, Tony F Heinz, DN Basov, Christopher C Homes, Guangwei Hu, G Lawrence Carr, Mengkun Liu*, Jonathan A Fan* Advanced Materials, 2401349 (2024).
doi.org/10.1002/adma.202401349
111. Nano-Imaging of Landau-Phonon Polaritons in Dirac Heterostructures
Lukas Wehmeier, Suheng Xu, Rafael A. Mayer, Brian Vermilyea, Makoto Tsuneto, Michael Dapolito, Rui Pu, Zengyi Du, Xinzhong Chen, Wenjun Zheng, Ran Jing, Zijian Zhou, Kenji Watanabe, Takashi Taniguchi, Adrian Gozar, Qiang Li, Alexey B. Kuzmenko, G. Lawrence Carr, Xu Du, Michael M. Fogler, D.N. Basov, Mengkun Liu, Science Advance, 10, 3487 (2024).
110. Electronic interactions in Dirac fluids visualized by nano-terahertz spacetime mapping
Suheng Xu, Yutao Li, Rocco A Vitalone, Ran Jing, Aaron J Sternbach, Shuai Zhang, Julian Ingham, Milan Delor, James McIver, Matthew Yankowitz, Raquel Queiroz, Andrew J Millis, Michael M Fogler, Cory R Dean, James Hone, Mengkun Liu, DN Basov, Science Advance, 10, eado5553 (2024). Arxiv link.
109. Inhomogeneous Photosusceptibility of VO2 Films at the Nanoscale
A. J. Sternbach, T. Slusar, F. L. Ruta, S. Moore, X. Chen, M. K. Liu, H. T. Kim, A. J. Millis, R. D. Averitt, and D. N. Basov
Phys. Rev. Lett. 132, 186903 (2024).
2023
108. Harnessing excitons at the nanoscale--photoelectrical platform for quantitative sensing and imaging
Zhurun Ji, Mark E Barber, Ziyan Zhu, Carlos R Kometter, Jiachen Yu, Kenji Watanabe, Takashi Taniguchi, Mengkun Liu, Thomas P Devereaux, Ben Feldman, Zhixun Shen, submitted. Arxiv link
107. Electronic structure, magnetic and transport properties of antiferromagnetic Weyl semimetal GdAlSi
Antu Laha, Asish K. Kundu, Niraj Aryal, et al. PRB 109, 035120 (2023)
106. Observation of anomalous thermal effect in ZrTe5 using photothermal measurements
Makoto Tsuneto, Ran Jing, Xinzhong Chen et al., Phys. Rev. Applied 21, 034001 (2024).
105. Accelerated Nano-Optical Imaging Through Sparse Sampling
Fu, Matthew; Xu, Suheng; Zhang, Shuai; Ruta, Francesco; Pack, Jordan; Mayer, Rafael; Chen, Xinzhong; Moore, Samuel; Rizzo, Daniel; Jessen, Bjarke; Cothrine, Matthew; Mandrus, David; Watanabe, Kenji; Taniguchi, Takashi; Dean, Cory; Pasupathy, Abhay; Bisogni, Valentina; Schuck, P. James; Millis, Andrew; Liu, Mengkun; Basov, Dimitri, Nano Lett. 24, 2149 (2024).
104. Ultrabroadband Terahertz Near-Field Nanospectroscopy with a HgCdTe Detector
Wehmeier, Lukas; Liu, Mengkun; Park, Suji; Jang, Houk; Homes, Christopher; Carr, G. Lawrence, ACS photonics, 10, 12, 4329–4339 (2023).
103. Roadmap on Label‐Free Super‐Resolution Imaging
Vasily N Astratov et al. Laser Photonics Rev. 2200029 (2023). Link
102. Visualizing moiré ferroelectricity via plasmons and nano-photocurrent in graphene/twisted-WSe2 structures.
Shuai Zhang, Yang Liu, Zhiyuan Sun, Xinzhong Chen, Baichang Li, S. L. Moore, Song Liu, Zhiying Wang, S. E. Rossi, Ran Jing, Jordan Fonseca, Birui Yang, Yinming Shao, Chun-Ying Huang, Taketo Handa, Lin, Xiong, Matthew Fu, Tsai-Chun Pan, Dorri Halbertal, Xinyi Xu, Wenjun Zheng, P.J. Schuck, A.N. Pasupathy, C.R. Dean, Xiaoyang Zhu, David H. Cobden, Xiaodong Xu, Mengkun Liu, M.M. Fogler, James C. Hone, D.N. Basov*, Nature Communications, 14, 6200 (2023).
101. Phase-resolved terahertz nanoimaging of WTe2 microcrystals.
Ran Jing, Rocco A Vitalone, Suheng Xu, Chiu Fan Bowen Lo, Zaiyao Fei, Elliott Runburg, Yinming Shao, Xinzhong Chen, Fabian Mooshammer, Alexander S Mcleod, Mengkun Liu, Michael M Fogler, David H Cobden, Xiaodong Xu, D.N. Basov, Phys. Rev. B 107, 155413 (2023) Link
100. Infrared Nano-Imaging of Dirac Magnetoexcitons in Graphene.
Michael Dapolito, Makoto Tsuneto, Wenjun Zheng, Lukas Wehmeier, Suheng Xu, Xinzhong Chen, Jiacheng Sun, Zengyi Du, Yinming Shao, Ran Jing, Shuai Zhang, Adrien Bercher, Yinan Dong, Dorri Halbertal, Vibhu Ravindran, Zijian Zhou, Adrian Gozar, GL Carr, Qiang Li, Alexey Kuzmenko, Michael Fogler, Dmitri Basov, Xu Du, Mengkun Liu. Nature Nanotechnology, 18, 1409–1415 (2023). Link
2022
99. Doping-driven topological polaritons in graphene/α-MoO3 heterostructures.
Hai Hu, Na Chen, Hanchao Teng, Renwen Yu, Yunpeng Qu, Jianzhe Sun, Mengfei Xue, Debo Hu, Bin Wu, Chi Li, Jianing Chen, Mengkun Liu, Zhipei Sun, Yunqi Liu, Peining Li, Shanhui Fan, F. Javier García de Abajo & Qing Dai. Nature Nanotechnology (2022), in print. Link
98. A Near-field Study of VO2/(100)TiO2 Film and its Crack Induced Strain Relief.
Xinzhong Chen*, Salinporn Kittiwatanakul, Yinke Cheng, Tetiana V. Slusar, Alexander S. Mcleod, Zhuoqi Li, Hyun-Tak Kim, D. N. Basov, Mengkun Liu* Applied Physics Letters, 121, 021902 (2022).
97. Infrared Nano-Imaging of Electronic Phase across the Metal-Insulator Transition of NdNiO3 Films
Fanwei Liu, Sisi Huang, Sidan Chen, Xinzhong Chen, Mengkun Liu, Kuijuan Jin, and Xi Chen, Chinese Physics Letters, 39 076801 (2022). [pdf]
96. Tunable planar focusing based on hyperbolic phonon polaritons in α‐MoO3
Yunpeng Qu, Na Chen, Hanchao Teng, Hai Hu, Jianzhe Sun, Renwen Yu, Debo Hu, Mengfei Xue, Chi Li, Bin Wu, Jianing Chen, Zhipei Sun, Mengkun Liu, Yunqi Liu, F Javier García de Abajo, Qing Dai, Advanced Materials, 2105590 (2022). Link
95. Deep-Learning-Aided Extraction of Optical Constants in Scanning Near-Field Optical Microscopy
Y Zhao, X Chen, Z Yao, M Liu, MM Fogler, Journal of Applied Physics 133, 133105 (2023). arXiv:2202.02979. Link
94. Scattering-type Scanning Near-Field Optical Microscopy of Polymer-Coated Gold Nanoparticles
SG Stanciu, DE Tranca, G Zampini, R Hristu, GA Stanciu, X Chen, M Liu, Harald A Stenmark, Loredana Latterini. ACS omega 7 (13), 11353-11362. Link
93. Machine Learning for Optical Scanning Probe Nanoscopy
Xinzhong Chen, Suheng Xu, Sara Shabani, Yueqi Zhao, Matthew Fu, Andrew J Millis, Michael M Fogler, Abhay N Pasupathy, Mengkun Liu*, DN Basov*, Advanced Materials 2109171 (2022) arXiv:2204.09820. Link
92. Few-layer hexagonal boron nitride as a shield of brittle materials for cryogenic s-SNOM exploration of phonon polaritons
D Hu, C Luo, L Kang, M Liu, Q Dai, Applied Physics Letters 120 (16), 161101 (2022). Link
91. Robust and tunable Weyl phases by coherent infrared phonons in ZrTe5
Niraj Aryal, Xilian Jin, Qiang Li, Mengkun Liu, Alexei Tsvelik, Weiguo Yin, npj communications, 8, Article number: 113 (2022). Link.
90. Broadband terahertz time-domain polarimetry based on air plasma filament emissions and spinning electro-optic sampling in GaP
Kuangyi Xu, Mengkun Liu, and M. Hassan Arbab, Appl. Phys. Lett. 120, 181107 (2022) Link;
89. Rapid simulations of hyperspectral near-field images of three-dimensional heterogeneous surfaces – part II
Xinzhong Chen*, Ziheng Yao, Zhiyuan Sun, Stefan G. Stanciu, D. N. Basov, Rainer Hillenbrand, and Mengkun Liu*, Optics Express 30 (7), 11228-11242 (2022). Link
88. Simulation of Scanning Near-Field Optical Microscopy Spectra of 1D Plasmonic Graphene Junctions
Vyacheslav Semenenko, Mengkun Liu, Vasili Perebeinos, Optics Express 30, 9000-9007 (2022). Link
87. Scattering-type scanning near-field optical microscopy with Akiyama piezo-probes
Michael Dapolito, Xinzhong Chen, Chaoran Li, Makoto Tsuneto, Shuai Zhang, Xu Du, Mengkun Liu*, Adrian Gozar*, Applied Physics Letters 120, 013104 (2022). Link
86. Active control of micrometer plasmon propagation in suspended graphene
Hai Hu, Renwen Yu, Debo Hu, Xiaoxia Yang, A. S. McLeod, Pablo AlonsoGonzález, Xiangdong Guo, Hanchao Teng, Chi Li, Na Chen, Xinzhong Chen, Ziheng Yao, Yunpeng Qu, Zhenjun Li, Jianing Chen, Zhipei Sun, Mengkun Liu, F. Javier García de Abajo, Qing Dai, Nature Communications, 13, 1465 (2022). Link
85. Terahertz nano-imaging of metal-insulator transition in Cd2Os2O7
Ran Jing, Lin Xiong, Hishiro T. Hirose, Yinming Shao, Alex S. Mcleod, Xinzhong Chen, Mengkun Liu, Zenji Hiroi and D. N. Basov, EPL, 137, 56001 (2022). Link
84. Nano-spectroscopy of excitons in atomically thin transition metal dichalcogenides
Shuai Zhang, Baichang Li, Xinzhong Chen, Francesco L. Ruta, Yinming Shao, Aaron J. Sternbach, A. S. McLeod, Zhiyuan Sun, Lin Xiong, S. L. Moore, Xinyi Xu, Wenjing Wu, Sara Shabani, Lin Zhou, Zhiying Wang, Fabian Mooshammer, Essance Ray, Nathan Wilson, P.J Schuck, C. R. Dean, A. N. Pasupathy, Michal Lipson, Xiaodong Xu, Xiaoyang Zhu, A. J. Millis, Mengkun Liu, James C. Hone, D.N. Basov*, Nature Communications 13, 542 (2022). Link
2021
83. Laser-Induced Cooperative Transition in Molecular Electronic Crystal
Yong Hu, Dasharath Adhikari, Andrew Tan, Xi Dong, Taishan Zhu, Xiaoyu Wang, Yulong Huang, Travis Mitchell, Ziheng Yao, Nathan Dasenbrock-Gammon, Elliot Snider, Ranga P. Dias, Chuankun Huang, Richard Kim, Ian Neuhart, Ahmed H. Ali, Jiawei Zhang, Hans A. Bechtel, Michael C. Martin, Stephanie N. Gilbert Corder, Feng Hu, Zheng Li, Jason N. Armstrong, Jigang Wang, Mengkun Liu, Jason Benedict, Eva Zurek,Ganapathy Sambandamurthy, Jeffrey C. Grossman, Pengpeng Zhang, Shenqiang Ren, Advanced Materials 2103000 (2021).
82. Nanotextured Dynamics of a Light-Induced Phase Transition in VO2
Aaron J Sternbach, Francesco L Ruta, Yin Shi, Tetiana Slusar, Jacob Schalch, Guangwu Duan, Alexander S McLeod, Xin Zhang, Mengkun Liu, Andrew J Millis, Hyun-Tak Kim, Long-Qing Chen, Richard D Averitt, DN Basov, Nano Letters 21, 9052-9060 (2021).
81. Deep learning analysis of polaritonic waves images
Suheng Xu, Alexander McLeod, Xinzhong Chen, Daniel Rizzo, Bjarke Jessen, Ziheng Yao, Zhicai Wang , Zhiyuan Sun, Sara Shabani, Abhay Pasupathy, Andrew Millis, Cory Dean, James Hone, Mengkun Liu, D. N. Basov*. ACS Nano 15, 11, 18182 (2021).
80. Rapid simulations of hyperspectral near-field images of three-dimensional heterogeneous surfaces
Xinzhong Chen*, Ziheng Yao, Stefan G. Stanciu, D.N.Basov, Rainer Hillenbrand, and Mengkun Liu*, Optics Express, 29, 39648 (2021). Link
79. Hybrid Machine Learning for the Scattering-Type Scanning Near-field Microscopy
Xinzhong Chen*, Ziheng Yao, Suheng Xu, A. S. McLeod, Stephanie N. Gilbert Corder, Yueqi Zhao, Makoto Tsuneto, Hans A. Bechtel, Michael C. Martin, G. L. Carr, M. M. Fogler, Stefan G. Stanciu, D. N. Basov, Mengkun Liu*, ACS Photonics 8, 2987 (2021). Arxiv [pdf]
78. Anomalous contrast in broadband THz near-field imaging of gold microstructures
Angela Pizzuto, Xinzhong Chen, Hai Hu, Qing Dai, Mengkun Liu, and Daniel M. Mittleman* 29, 15190 Optics Express (2021). Link [pdf]
77. Probing subwavelength in-plane anisotropy with antenna-assisted infrared nano-spectroscopy
Ziheng Yao, Xinzhong Chen, Lukas Wehmeier, Yinming Shao, Zimeng Zeng, Fanwei Liu, Alexander S. Mcleod, Stephanie N. Gilbert Corder, Makoto Tsuneto, Suheng Xu, Wu Shi, Zihang Wang, Wenjun Zheng, Hans A. Bechtel, G. L. Carr, Michael C. Martin, Alex Zettl, D. N. Basov, Xi Chen, Lukas M. Eng, Susanne C. Kehr, Mengkun Liu* Nature Communications 12, 2649 (2021). Link
[pdf]
76. Terahertz response of monolayer and few-layer WTe2 at the nanoscale
Ran Jing, Yinming Shao, Zaiyao Fei, Chiu Fan Bowen Lo, Francesco Ruta, John Staunton, Alexander McLeod, Zhiyuan Sun, Xinzhong Chen, Michael Fogler, Mengkun Liu, David Cobden, Xiaodong Xu, D. N. Basov* Nature Communications 12, 5594 (2021). Link [pdf]
75.Effect of sample anisotropy on scanning near-field optical microscope images, S. T. Chui, X. Chen, Z. Yao, H. A. Bechtel, M. C. Martin, G. L. Carr, M.K. Liu, Journal of Applied Physics 129, 083105 (2021) (editors-pick) Link [pdf]
74. Partially metal-coated tips for near-field nanospectroscopy
Yujia Zhang, Xinzhong Chen, Derek Chen, Ziheng Yao, Suheng Xu, M. Mumtaz Qazilbash and Mengkun Liu*, Physical Review Applied 15, 014048 (2021). Link [pdf]
2020
73. Joule heating in Boltzmann theory of metals Philip B. Allen* and Mengkun Liu*, Physical Review B 102, 165134 (2020).
72. Moiré Engineering of Electronic Phenomena in Correlated Oxides
Xinzhong Chen, Xiaodong Fan, Lin Li*, Nan Zhang, Zhijing Niu, Tengfei Guo, Suheng Xu, Han Xu, Dongli Wang, Huayang Zhang, A. S. McLeod, Zhenlin Luo, Qingyou Lu, Andrew J. Millis, D. N. Basov*, Mengkun Liu*, Changgan Zeng* arXiv:1907.11566, Nature Physics 16, 631–635 (2020). Link Link Link [pdf]
71. A Rewritable Optical Storage Medium of Silk Proteins Using Near-field Nano-optics
Woonsoo Lee, † Zhitao Zhou,† Xinzhong Chen, Mengkun Liu,* Tiger H. Tao*, Wei Li*, Nature Nanotechnology, 15, 941 (2020). Link [pdf]
70. Validity of Machine Learning in the Quantitative Analysis of Complex Scanning Near-Field Optical Microscopy Signals Using Simulated Data
Xinzhong Chen*, Richard Ren, and Mengkun Liu*, Physical Review Applied 15, 014001 (2020) Link [pdf]
69. High-efficiency scattering probe design for s-polarized near-field microscopy
Richard Ren, Xinzhong Chen, Mengkun Liu*, Applied Physics Express 14 022002. (2020) Link [pdf]
68. Scattering of Quasistatic Plasmons by 1D Junctions of Graphene: Transfer-matrices, Fresnel Relations, and Non-Locality
Vyacheslav Semenenko, Mengkun Liu, and Vasili Perebeinos*, Phys. Rev. Applied 14, 024049 (2020). Link [pdf]
67. THz near-field imaging of extreme subwavelength metal structures
Xinzhong Chen±, Xiao Liu±, Xiangdong Guo, Shu Chen, Hai Hu, Elizaveta Nikulina, Ziheng Yao, Hans A. Bechtel, Michael C. Martin, G. L. Carr, Qing Dai*, Songlin Zhuang, Qing Hu, Yiming Zhu*, Rainer Hillenbrand, Mengkun Liu*, Guanjun You* ACS Photonics 7, 3, 687-694 (2020). Link [pdf]
66. Chiral terahertz wave emission from the Weyl semimetal TaAs
Y. Gao, Y. Qin, Sahal Kaushik, Evan J. Philip, Y. P. Liu, Y. L. Su, X. Chen, Z. Li, H. Weng, Dmitri E. Kharzeev*, M. K. Liu*, J. Qi*
arXiv:1901.00986v3 Nature Communications 11, 720 (2020). Link [pdf]
65. Ultrafast photoexcitation dynamics of ZnTe crystals by femtosecond optical pump‐probe and terahertz emission spectroscopy
Jianrui Liu, Xinzhong Chen, Ziheng Yao, Xincheng Wu, Mengkun Liu, Alexey V. Balakin, Alexander P. Shkurinov, Guanjun You*, Yiming Zhu, Microwave and Optical Technology Letters (2020). Link [pdf]
2019
64. Ultrabroadband infrared near-field spectroscopy and imaging of local resonators in percolative gold films
Xinzhong Chen, Jiawei Zhang, Ziheng Yao, Hans Bechtel, Michael Martin, Larry Carr, and Mengkun Liu*, JOSA B 36 (12), 3315-3321 (2019). Link [pdf]
63. A Multibeam Interference Model for Analyzing Complex Near-Field Images of Polaritons in 2D van der Waals Microstructures
Baoxin Liao, Xiangdong Guo, Debo Hu, Feng Zhai, Hai Hu, Ke Chen, Chen Luo, Mengkun Liu, Xiaoxia Yang,* and Qing Dai*, Advanced Functional Materials, 1904662 (2019). Link [pdf]
62. Nanoimaging and Nanospectroscopy of Polaritons with Time Resolved s-SNOM
Ziheng Yao, Suheng Xu, Debo Hu, Xinzhong Chen, Qing Dai*, Mengkun Liu*, Advanced Optical Materials 1901042 (2019). Link [pdf]
61. Simultaneous scanning near-field optical and X-ray diffraction microscopy for correlative nanoscale structure–property characterization
Qian Li, Samuel D. Marks, Sunil Bean, Michael Fisher, Donald A. Walko, Anthony D. DiChiara, Xinzhong Chen, Keiichiro Imura, Noriaki K. Sato, Mengkun Liu, Paul G. Evans and Haidan Wen, J. Synchrotron Rad. 26 (2019). Link [pdf]
60. Structural, transport, and ultrafast dynamic properties of V1-xNbxO2 thin films
Yuhan Wang, Jiawei Zhang, Yue Ni, Xinzhong Chen, Ryan Mescall, Tamara Isaacs-Smith, Ryan B. Comes, Salinporn Kittiwatanakul, Stuart A. Wolf, Jiwei Lu*, and Mengkun Liu*, Phys. Rev. B 99, 245129 (2019). Link [pdf]
59. Tunable Modal Birefringence in Low-loss van der Waals Waveguide
Debo Hu, Ke Chen, Xinzhong Chen, Xiangdong Guo, Mengkun Liu*, and Qing Dai*, Advanced Materials 1807788 (2019). Link [pdf]
58. Nano-resolved current-induced insulator-metal transition in the Mott insulator Ca2RuO4
Jiawei Zhang†, Alexander. S. McLeod†, Qiang Han†, Xinzhong Chen, Hans A. Bechtel, Ziheng Yao, S. N. Gilbert Corder, Thomas Ciavatti, Hu (Tiger) Tao, Meigan Aronson, G. L. Carr, Michael C. Martin, Chanchal Sow, Shingo Yonezawa, Fumihiko Nakamura, Ichiro Terasaki, D. N. Basov, Andrew J. Millis*, Yoshiteru Maeno*, Mengkun Liu*, Physical Review X, 9, 011032 (2019) Link [pdf]
57. Photo-induced Terahertz Near-field Dynamics of Graphene/InAs Heterostructures
Ziheng Yao, Vyacheslav Semenenko, Jiawei Zhang, Scott Mills, Xiaoguang Zhao, Xinzhong Chen, Hai Hu, Ryan Mescall, Thomas Ciavatti, Stephen March, Seth R. Bank, Hu Tao, Xin Zhang, Vasili Perebeinos, Qing Dai, Xu Du*, Mengkun Liu*, Optics Express 27, 13611 (2019). Link [pdf]
56. Photo-induced charge density distribution in metal surfaces and its extraction with apertureless near-field optics
Chui, S; Chen, Xinzhong; Hu, Debo; Dai, Qing; Hu, Hai; Liu, Mengkun, Journal of Physics: Condensed matter, 31, 24LT01 (2019). Link [pdf]
55. Modern Scattering-Type Scanning Near-field Optical Microscope for Advanced Material Research
Xinzhong Chen, Debo Hu, Ryan Mescall, Guanjun You, D. N. Basov*, Qing Dai*, Mengkun Liu*, Advanced Materials, 1804774 (2019). Link [pdf]
54. Phase change hyperbolic heterostructures for nano-polaritonics: a case study of hBN/VO2
Siyuan Dai*†, Jiawei Zhang†, Qiong Ma, Salinporn Kittiwatanakul, Alex McLeod, Xinzhong Chen, Stephanie Gilbert Corder, Kenji Watanabe, Takashi Taniguchi, Jiwei Lu, Qing Dai, Pablo Jarillo-Herrero, Mengkun Liu*, D.N. Basov*, Advanced Materials 499, 1900251 (2019). Link [pdf]
2018
53. Terahertz Nano-imaging of graphene
Jiawei Zhang; Xinzhong Chen (co-first author); Scott Mills, Thomas Ciavatti, Ziheng Yao, Ryan Mescall, Hai Hu, Vyacheslav Semenenko, Zhe Fei, Hua, Li, Vasili Perebeinos, Hu Tao, Qing Dai, Xu, Du, Mengkun Liu*, ACS Photonics 5, 7, 2645-2651 (2018) Link [pdf]
52. Ultrafast THz Field Control of Electronic and Structural Interactions in Vanadium Dioxide
A. X. Gray, M. C. Hoffmann, J. Jeong, N. P. Aetukuri, D. Zhu, H. Y. Hwang, N. C. Brandt, H. Wen, A. J. Sternbach, S. Bonetti, A. H. Reid, R. Kukreja, C. Graves, T. Wang, P. Granitzka, Z. Chen, D. J. Higley, T. Chase, E. Jal, E. Abreu, M. K. Liu, T.-C. Weng, D. Sokaras, D. Nordlund, M. Chollet, R. Alonso-Mori, H. Lemke, J. M. Glownia, M. Trigo, Y. Zhu, H. Ohldag, J. W. Freeland, M. G. Samant, J. Berakdar, R. D. Averitt, K. A. Nelson, S. S. P. Parkin, H. A. Dürr, Phys. Rev. B 98, 045104 (2018) Link [pdf]
51. Broadband terahertz generation via the interface inverse Rashba-Edelstein effect
C. Zhou, Y. P. Liu, Z. Wang, S. J. Ma, M. W. Jia, R.Q. Wu, L. Zhou, W. Zhang, M. K. Liu, Y. Z. Wu, J. Qi, arXiv:1804.04765, Phys. Rev. Lett. 121, 086801 (2018) Link [pdf]
50. Anomalous Nanoscale Opto-Acoustic Phonon Mixing in Nematic Mesogens
Dima Bolmatov, Dmytro Soloviov, Dmitry Zav’yalov, Lewis Sharpnack, Deña, M. Agra-Kooijman, Satyendra Kumar, Jiawei Zhang, Mengkun Liu, and John Katsaras, The Journal of Physical Chemistry Letters, 9, 2546-2553 (2018). Link [pdf]
49. Protein Bricks: 2D and 3D Bio‐Nanostructures with Shape and Function on Demand
Jianjuan Jiang, Shaoqing Zhang, Zhigang Qian, Nan Qin, Wenwen Song, Long Sun, Zhitao Zhou, Zhifeng Shi, Liang Chen, Xinxin Li, Ying Mao, David L. Kaplan, Stephanie N. Gilbert Corder, Xinzhong Chen, Mengkun Liu, Fiorenzo G. Omenetto, Xiaoxia Xia, Tiger H. Tao, Advanced Materials, 1705919 (2018). Link [pdf]
48. Multi-color terahertz imaging with hyperspectral metamaterial focal plane arrays
Zhitao Zhou, Tao Zhou,Shaoqing Zhang, Zhifeng Shi, Ying Chen, Wenjian Wan, Xinxin Li, Xinzhong Chen, Stephanie N. Gilbert Corder, Liang Chen, Ying Mao, Juncheng Cao, Fiorenzo G. Omenetto, Mengkun Liu, Hua Li, Tiger H. Tao, Advanced Science, 1700982 (2018). Link [pdf]
47. Scattering of electromagnetic waves from a cone with conformal mapping: Application to scanning near-field optical microscope
S. T. (Tat) Chui, Xinzhong Chen, Mengkun Liu, Zhifang Lin, Jian Zi, Phys. Rev. B (Rapid Communication), 97, 081406 (R) (2018). Link [pdf]
46. 3D local manipulation of the metal-insulator transition behavior in VO2 thin film by defect-induced lattice engineering
Qi Jia, Jörg Grenzer, Huabing He, Wolfgang Anwand,Yanda Ji, Ye Yuan, Kai Huang, Tiangui You, Wenjie Yu, Wei Ren, Xinzhong Chen, Mengkun Liu, Stefan Facsko, Xi Wang and Xin Ou, Advanced Materials Interfaces, 1701268 (2018). Link [pdf]
2017
45. Near-Field Spectroscopic Investigation of Dual-Band Heavy Fermion Metamaterials
Stephanie N. Gilbert Corder, Xinzhong Chen, Shaoqing Zhang, Fengrui Hu, Jiawei Zhang, Yilong Luan, Jack A. Logan, Thomas Ciavatti, Hans A. Bechtel, Michael C. Martin, Meigan Aronson, Hiroyuki S. Suzuki, Shin-ichi Kimura, Takuya Iizuka, Zhe Fei, Keiichiro Imura, Noriaki K. Sato, Tiger H. Tao, and Mengkun Liu*, Nature Communications 8, 2262 (2017). Link [pdf]
44. Rigorous numerical modeling of scattering-type scanning near-field optical microscopy and spectroscopy
Xinzhong Chen, Chiu Fan Bowen Lo, William Zheng, Hai Hu, Qing Dai*, Mengkun Liu*, Applied Physics Letters. 111, 223110 (2017). Link [pdf]
43. Nanoscale Electrodynamics of Strongly Correlated Quantum Materials
M. K. Liu*, A. J. Sternbach, D. N. Basov*, Reports on Progress in Physics 80, 014501 (2017) Link [pdf]
42. Controlling phase separation in vanadium dioxide thin films via substrate engineering
Stephanie N. Gilbert Corder, Jianjuan Jiang, Xinzhong Chen, Salinporn Kittiwatanakul, I-Cheng Tung, Yi Zhu, Jiawei Zhang, Hans A. Bechtel, Michael C. Martin, G. Lawrence Carr, Jiwei Lu, Stuart A. Wolf, Haidan Wen*, Tiger Hu Tao*, Mengkun Liu*, Phys. Rev. B (Rapid Communication), 96, 161110(R) (2017). Link [pdf]
41. Probing optical anisotropy of nanometer-thin van der Waals microcrystals by near-field imaging
Debo Hu, Xiaoxia Yang, Chi Li, Ruina Liu, Ziheng Yao, Hai Hu, Stephanie N. Gilbert Corder, Jianing Chen, Zhipei Sun, Mengkun Liu*, Qing Dai*, Nature Communications 8, 1471 (2017). Link [pdf]
40. Ultrafast Electron-Lattice Coupling Dynamics in VO2 and V2O3 Thin Films
Elsa Abreu, Stephanie N. Gilbert Corder (co-first author), Sun Jin Yun, Siming Wang, Juan Gabriel Ramirez, Kevin West, Jingdi Zhang, Salinporn Kittiwatanakul, Ivan K. Schuller, Jiwei Lu, Stuart A. Wolf, Hyun-Tak Kim, Mengkun Liu*, and Richard D. Averitt*, Phys. Rev. B 96, 094309 (2017). Link [pdf]
39. Artifact free time resolved near-field spectroscopy
A. J. Sternbach, J. Hinton, T. Slusar, A. S. Mcleod, M. K. Liu, A. Frenzel, M. Wagner, R. Iraheta, F. Keilmann, A. Leitenstorfer, M. Fogler, H.-T. Kim, R. D. Averitt, and D. N. Basov, Optics Express 25, 28589 (2017) . Link [pdf]
38. Nanotextured phase coexistence in the correlated insulator V2O3
A. S. McLeod, E. van Heumen, J. G. Ramirez, S. Wang, T. Saerbeck, S. Guenon, M. Goldflam, L. Anderegg, P. Kelly, A. Mueller, M. K. Liu, Ivan K. Schuller, D. N. Basov, Nature Physics, 13, 80–86 (2017) Link
37. The Use of Functionalized Silk Fibroin Films as a Platform for Optical Diffraction-Based Sensing Applications
Z. Zhou, Z. Shi, X. Cai, S. Zhang, S. G. Corder, X. Li, Y. Zhang, G. Zhang, L. Chen, M. K. Liu, D. Kaplan, F. Omenetto, Y. Mao, Z. Tao, T. H. Tao, Advanced Materials, 1605471 (2017) DOI: 10.1002/adma.201605471 Link
36. Efficiency of launching highly confined polaritons by infrared light incident on a hyperbolic material
S. Dai, Q. Ma, Y. Yang, J. Rosenfeld, M. D. Goldflam, A. McLeod, Z. Sun, T. I Andersen, Z. Fei, M. K. Liu, Y, Shao, K. Watanabe, T. Taniguchi, M. Thiemens, F. Keilmann, P. Jarillo-Herrero, M. M. Fogler, D. N. Basov. Nano Letters 17, 9, 5285-5290 (2017) Link
35. Precise Protein Photolithography (P3): High Performance Biopatterning Using Silk Fibroin Light Chain as the Resist
Wanpeng Liu, Zhitao Zhou, Shaoqing Zhang, Zhifeng Shi, Justin Tabarini, Woonsoo Lee, Yeshun Zhang, S. N. Gilbert Corder, Xinxin Li, Fei Dong, Liang Cheng, Mengkun Liu, David L. Kaplan, Fiorenzo G. Omenetto, Guozheng Zhang, Ying Mao, Tiger H. Tao, Advanced Science 1700191 (2017) Link
2016
34. Nanoscale Probing of Electron-regulated Structural Transitions in Silk Proteins by Near-field IR Imaging and Nano-spectroscopy
Nan Qin, Shaoqing Zhang, Jianjuan Jiang, Stephanie Gilbert Corder, Zhi-Gang Qian, Zhitao Zhou, Woonsoo Lee, Keyin Liu, Xiaohan Wang, Xinxin Li, Zhifeng Shi, Ying Mao, Hans Bechtel, Michael Martin, Xiaoxia Xia, Benedetto Marelli, David Kaplan, Fiorenzo Omenetto*, Mengkun Liu*, Tiger Tao*, Nature Communications, 7, 13079 (2016) Link [pdf]
33. Cooperative photoinduced metastable phase control in strained manganite films
J. Zhang, X. Tan, M. K. Liu, S. W. Teitelbaum, K.W. Post, Feng Jin, K. A. Nelson, D. N. Basov, W. Wu, R.D. Averitt, Nature materials, 15, 956–960 (2016) Link
32. An ultrafast plasmonic tuning knob
Martin Wagner*, Mengkun Liu*, Nature Photonics (News and Views) 10, 210–211 (2016) Link [pdf]
31. Ultrafast optical switching of infrared plasmon polaritons in high-mobility graphene
G. X. Ni, L. Wang, M. D. Goldflam, M. Wagner, Z. Fei, A. S. McLeod, M. K. Liu, F. Keilmann, B. Özyilmaz, A. H. Castro-Neto, J. Hone, M. M. Fogler, D. N. Basov, Nature photonics, 10, 244–247(2016) (2016) Link
30. Active Optical Metasurfaces Based on Defect-Engineered Phase-Transition Materials
J. Rensberg, S. Zhang, Y. Zhou, A. S. McLeod, C. Schwarz, M. Goldflam, M. K. Liu, J. Kerbusch, R. Nawrodt, S. Ramanathan, D. N Basov, F. Capasso, C. Ronning, M. Kats, Nano Lett. 16, 1050 (2016) Link
2015
29. Edge and surface plasmons in graphene nanoribbons
Z. Fei, M. D. Goldflam, J.-S. Wu, S. Dai, M. Wagner, A. S. McLeod, M. K. Liu, K. W. Post, S. Zhu, G.C.A.M. Janssen, M. M. Fogler, D. N. Basov, Nano Lett. 15 (12), 8271 (2015) Link
28. Sum-rule constraints on the surface state conductance of topological insulators
K. W. Post, B. C. Chapler, M. K. Liu, J. S. Wu, H. T. Stinson, M. D. Goldflam, A. R. Richardella, J. S. Lee, A. A. Reijnders, K. S. Burch, M. M. Fogler, N. Samarth, and D. N. Basov, Phys. Rev. Lett. 115, 116804 (2015) Link [pdf]
27. Dynamic conductivity scaling in photoexcited V2O3 thin films
Elsa Abreu, Siming Wang, Gabriel Ramirez, Mengkun Liu, Jingdi Zhang, Kun Geng, Ivan K. Schuller, and Richard D. Averitt, Phys. Rev. B 92, 085130 (2015) Link
26. Tunneling Plasmonics in Bilayer Graphene
Z. Fei, E. G. Iwinski, G. X. Ni, L. M. Zhang, W. Bao, A. S. Rodin, Y. Lee, M. Wagner, M. K. Liu, S. Dai, M. D. Goldflam, M. Thiemens, F. Keilmann, C. N. Lau, A. H. Castro-Neto, M. M. Fogler, and D. N. Basov, Nano Letters 15, 4973 (2015) Link
25. Phase transition in bulk single crystals and thin films of VO2 by nano-infrared spectroscopy and imaging
Mengkun Liu*, Aaron J. Sternbach, Martin Wagner, Tetiana V. Slusar, Tai Kong, Sergey L. Bud’ko, Salinporn Kittiwatanakul, M. M. Qazilbash, Alexander McLeod, Zhe Fei, Elsa Abreu, Jingdi Zhang, Michael Goldflam, Siyuan Dai, Guang-Xin Ni, Jiwei Lu, Hans A. Bechtel, Michael C. Martin, Markus B. Raschke, Richard D. Averitt, Stuart A. Wolf, Hyun-Tak Kim, Paul C. Canfield, D. N. Basov, Phys. Rev. B. 91, 245155 (2015) (Editors' suggestion!) Link [pdf]
24. Graphene on hexagonal boron nitride as a tunable hyperbolic metamaterial
Siyuan Dai, Qiong Ma, Mengkun Liu, Trond Andersen, Zhe Fei, Michael Goldflam, Martin Wagner, Kenji Watanabe, Takashi Taniguchi, Mark Thiemens, Fritz Keilmann, G. C. A. M. Janssen, Shou-En Zhu, Pablo Jarillo-Herrero, Michael Fogler, and Dimitri Basov, Nature Nanotechnology 10, 682–686 (2015). Link
23. Subdiffractional focusing and guiding of polaritonic rays in a natural hyperbolic material
Siyuan Dai, Qiong Ma, Trond Andersen, Alexander McLeod, Zhe Fei, Mengkun Liu, Martin Wagner, Kenji Watanabe, Takashi Taniguchi, Mark Thiemens, Fritz Keilmann, Pablo Jarillo-Herrero, Michael Fogler, and Dimitri Basov, Nature Communication 6:6963 (2015). Link
22. Patent: Detection of electromagnetic radiation using nonlinear materials
HY Hwang, M. K. Liu, RD Averitt, KA Nelson, A Sternbach, K Fan US Patent App. 13/933,557 Link
2014
21. Voltage switching of a VO2 memory metasurface using ionic gel
M.D. Goldflam*, M. K. Liu*, B. C. Chapler, H. T. Stinson, A. J. Sternbach, A.S. McLeod, J. D. Zhang, K. Geng, M. Royal, Bong-Jun Kim, R. D. Averitt, N. M. Jokerst, D. R. Smith, H-T. Kim, D. N. Basov, Appl. Phys. Lett. 105, 041117 (2014) (* contributed equally). Link [pdf]
20. Ultrafast Dynamics of Surface Plasmons in InAs by Time-Resolved Infrared Nanospectroscopy
Martin Wagner, Alexander S. McLeod, Scott J. Maddox, Zhe Fei, Mengkun Liu, Richard D. Averitt, Michael M. Fogler, Seth R. Bank, Fritz Keilmann, and D. N. Basov, Nanolett. 14, 4529 (2014). Link
19. Tunable phonon polaritons in atomically thin van der Waals crystals of boron nitride
S. Dai, Z. Fei, Q. Ma, A. S. Rodin, M. Wagner, A. S. McLeod, M. K. Liu, W. Gannett, W. Regan, K. Watanabe, T. Taniguchi, M. Thiemens, G. Dominguez, A. H. Castro Neto, A. Zettl, F. Keilmann, P. Jarillo-Herrero, M. M. Fogler, D. N. Basov, Science 343, 1125(2014). Link
18. Symmetry breaking and geometric confinement in VO2: Results from a three-dimensional infrared nano-imaging
Mengkun Liu, Martin Wagner, Jingdi Zhang, Alexander McLeod, Salinporn Kittiwatanakul, Zhe Fei, Elsa Abreu, Michael Goldflam, Aaron J Sternbach, Siyuan Dai, Kevin G West, Jiwei Lu, Stuart A Wolf, Richard D Averitt, DN Basov, Applied Physics Letters 104 , pp 121905 (2014). Link [pdf]
17. A Review of Nonlinear Terahertz Spectroscopy with Ultrashort Tabletop Pulses
Harold Y. Hwang, Sharly Fleischer, Nathaniel C. Brandt, Bradford G. Perkins, Matthias C. Hoffmann, Mengkun Liu, Kebin Fan, Aaron Sternbach, Xin Zhang, Richard D. Averitt, Keith A. Nelson, Journal of Modern Optics, DOI:10.1080/09500340.2014.918200 (2014). Link
16. Ultrafast and Nanoscale Plasmonic Phenomena in Exfoliated Graphene Revealed by Infrared Pump–Probe Nanoscopy
Martin Wagner, Zhe Fei, Alexander S. McLeod, Aleksandr S. Rodin, Wenzhong Bao, Eric G. Iwinski, Zeng Zhao, Michael Goldflam, Mengkun Liu, Gerardo Dominguez, Mark Thiemens, Michael M. Fogler, Antonio H. Castro-Neto, Chun Ning Lau, Sergiu Amarie, Fritz Keilmann, and D. N. Basov, Nano Letters 14 (2), pp 894–900 (2014). Link
2013
15. Anisotropic electronic state via spontaneous phase separation in strained Vanadium Dioxide films
Mengkun Liu, Martin Wagner, Elsa Abreu, Salinporn Kittiwatanakul, Alexander McLeod, Zhe Fei, Michael Goldflam, Siyuan Dai, Michael Fogler, Jiwei Lu, Stuart A. Wolf, Richard D. Averitt, D. N. Basov, Phys. Rev. Lett. 111 (9), 096602 (2013). Link [pdf]
14. Electronic and plasmonic phenomena at grain boundaries in chemical vapor deposited graphene
Z. Fei, A. S. Rodin, W. Gannett, S. Dai, W. Regan, A. S. McLeod, M. Wagner, M. K. Liu, G. Dominguez, M. Thiemens, A. H. Castro-Neto, F. Keilmann, A. Zettl, M. M. Fogler, D. N. Basov, Nature nanotechnology 8, 821–825 (2013). Link
13. Nonlinear terahertz metamaterials via field-enhanced carrier dynamics in GaAs
Kebin Fan, Harold Y Hwang, Mengkun Liu, Andrew C Strikwerda, Aaron Sternbach, Jingdi Zhang, Xiaoguang Zhao, Xin Zhang, Keith A Nelson, Richard D Averitt, Phys. Rev. Lett. 110, 217404 (2013). Link [pdf]
2012
12. Terahertz-field-induced insulator-to-metal transition in vanadium dioxide metamaterial
Mengkun Liu*, Harold Y. Hwang*, Hu Tao, Andrew C. Strikwerda, Kebin Fan, George R. Keiser, Aaron J. Sternbach, Kevin G. West, Salinporn Kittiwatanakul, Jiwei Lu, Stuart A. Wolf, Fiorenzo G. Omenetto, Xin Zhang, Keith A. Nelson, Richard D. Averitt, Nature, 487, 345–348 (19 July 2012) (* contributed equally). LINK [pdf]
11. THz spectroscopy of VO2 epitaxial films: controlling the anisotropic properties through strain engineering
Elsa Abreu*, Mengkun Liu*, Jiwei Lu*, Kevin West, Salinporn Kittiwatanakul, Wenjing Yin, Stuart A Wolf and Richard D Averitt, New Journal of Physics,14(8),083026 (2012) (* contributed equally). LINK [pdf]
10. Silk-Based Conformal, Adhesive, Edible Food Sensors
Hu Tao, Mark A. Brenckle, Miaomiao Yang, Jingdi Zhang, Mengkun Liu, Sean M. Siebert, Richard D. Averitt, Manu S. Mannoor, Michael C. McAlpine, John A. Rogers, David L. Kaplan, Fiorenzo G. Omenetto, Advanced Materials 24 (8), 993(2012). LINK
2011
9. Evidence of a hidden-order pseudogap state in URu2Si2 using ultrafast optical spectroscopy
M. K. Liu, R. D. Averitt, T. Durakiewicz, P. H. Tobash, E. D. Bauer, S. A. Trugman, A. J. Taylor, and D. A. Yarotski, Phys. Rev. B, Rapid Communications, 84, 161101(R) (2011). LINK [pdf]
8. Photoinduced phase transitions by time-resolved far-infrared spectroscopy in V2O3
M. K. Liu, B. Pardo, J. Zhang, M. M. Qazilbash, Sun Jin Yun, Y. Fei, Junhwan Shin, Hyun- Tak Kim, D. N. Basov, and R. D. Averitt, Phys. Rev. Lett. 107, 066403 (2011). LINK [pdf]
7. Metamaterials on Paper as a Sensing Platform
Tao, H., Chieffo, L., Brenckle, M. A., Siebert, S. M., Liu, M. K., Strikwerda, A. C., Fan, K., Kaplan, D. L., Zhang, X., Averitt, R. D. and Omenetto, F. G., Advanced Materials 23, 3197 (2011). LINK
2010
6. Biaxial Strain in Graphene Adhered to Shallow Depressions
C. Metzger, S. Remi, M. K. Liu, S. Kusminskiy, A. Castro Neto, A.Swan and B. Goldberg , Nano Lett. 10 (1), pp 6–10, (2010). LINK
5. Rapid Transfer-Based Micropatterning and Dry Etching of Silk Microstructures
Konstantinos Tsioris, Hu Tao, Mengkun Liu, Jeffrey A. Hopwood, David L. Kaplan, Richard D. Averitt, Fiorenzo G. Omenetto, Advanced Materials 23: 2015–2019, (2010). LINK
4. Performance enhancement of terahertz metamaterials on ultrathin substrates for sensing applications
Hu Tao, Andrew C. Strikwerda, Mengkun Liu, Jessica P. Mondia, Evren Ekmekci, Kebin Fan, David L. Kaplan, Willie J. Padilla, Xin Zhang, Richard D. Averitt, and Fiorenzo G. Omenetto, Appl. Phys. Lett. 97, 261909 (2010). LINK
2005-2007
3. Origin of the reduced attracting force between a rotating dielectric particle and a stationary one
Tian, W. J.; Liu, M. K.; Huang, J. P.; Phys. Rev. E 75, 021401 (2007). LINK
2. Radiation torque on a spherical birefringent particle in the long wave length limit: analytical calculation
Nian Ji, Mengkun Liu, Jihao Zhou, Zhifang Lin, and S. T. Chui, Opt. Express 13, 5192 (2005). LINK [pdf]
1. Radiation torque on a birefringent sphere caused by an electromagnetic wave
Mengkun Liu, Nian Ji, Zhifang Lin, and S. T. Chui, Phys. Rev. E 72, 056610 (2005). LINK [pdf]