APPLIED PHYSICS GROUP
Prof. Xun-Li WANG
Chair Professor, Department of Physics
Director, Centre for Neutron Scattering
City University of Hong Kong
PUBLICATIONS (Selected)
[1] L. Zhu, H. Y. He, M. Naeem, X. Sun, J. Qi, P. Liu, S. Harjo, K. Nakajima, B. Li*, and X.-L. Wang*, “Antiferromagnetism and phase stability of CrMnFeCoNi high-entropy alloy,” Physical Review Letters, 133, 126701 (2024).
[2] G. L. Cai, Y. H. Li, Y. Fu, H. Yang, L. Mei, Z. Y. Nie, T. F. Li, H. Liu, Y. B. Ke, X.-L. Wang, J.-L. Brédas, M.-C. Tang, X. K. Chen, X. W. Zhan, X. H. Lu, “Deuteration-enhanced neutron contrasts to probe amorphous domain sizes in organic photovoltaic bulk heterojunction films,” Nature Communications, 15, 2784 (2024).
[3] X. Xia, T.K. Lau, X. Guo, Y. Li, M. Qin, K. Liu, Z. Chen, X. Zhan, Y. Xiao, P.F. Chan, H. Liu, L. Xu, G. Cai, N. Li, H. Zhu, G. Li, Y. Zhu, T. Zhu, X. Zhan, X.-L. Wang, X. Lu, "Uncovering the out-of-plane nanomorphology of organic photovoltaic bulk heterojunction by GTSAXS", Nature Communications, 12, 1, 1-10 (2021).
[4] S. Lan, L. Zhu, Z. D. Wu, L.n Gu, Q. H. Zhang, H. H. Kong , J. Z. Liu, R. Y. Song, S. N. Liu, G. Sha, Y. G. Wang, Q. Liu, W. Liu, P. Y. Wang, C. T. Liu, Y. Ren, and X.-L. Wang, “A medium-range structure motif linking amorphous and crystalline states,” Nature Materials (2021). https://rdcu.be/ckZHa
[5] H.Y. He, M. Naeem, F. Zhang, Y.L. Zhao, S. Harjo, T. Kawasaki, B. Wang, X.L. Wu, S. Lan, Z.D. Wu, W. Yin, Y. Wu, Z.P. Lu, J.J. Kai, C.T. Liu, X.-L. Wang, “Stacking Fault Driven Phase Transformation in CrCoNi Medium Entropy Alloy”, Nano Letters, 21, 3, 1419–1426 (2021).
[6] X. Y. Li, H. P. Zhang, S. Lan, D. L. Abernathy, T. Otomo, F. W. Wang, Y. Ren, M. Z. Li, and X.-L. Wang*, “Observation of High-Frequency Transverse Phonons in Metallic Glasses”, Physical Review Letters, 124, 225902 (2020).
[CrossRef] [Google Scholar] [CityU Research Story]
[7] M. Naeem, H. Y. He, F. Zhang, H. L. Huang, S. Harjo, T. Kawasaki, B. Wang, S. Lan, Z. D. Wu, F. Wang, Y. Wu, Z. P. Lu, Z. W. Zhang, C. T. Liu, and X.-L. Wang*, "Cooperative deformation in high-entropy alloys at ultralow temperatures", Science Advances, 6, eaax4002 (2020).
[CrossRef] [Google Scholar] [CityU Research Story] [PressRelease from Japan Atomic Energy Agency] (Selected to be Croucher Foundation feature news [Croucher News])
[8] X. Y. Li, P.-F. Liu, E. Y. Zhao, Z. G. Zhang, T. Guidi, M. Le, M. Avdeev, K. Ikeda, T. Otomo, M. Kofu, K. Nakajima, J. Chen, L. H. He, Y. Ren, X.-L. Wang, B. T. Wang, Z. F. Ren, H. Z. Zhao, and F. W. Wang, “Ultralow Thermal Conductivity from Transverse Acoustic Phonon Suppression in Distorted Crystalline α-MgAgSb”, Nature Communications, 11, 1-9 (2020).
[9] C. C. Yuan, F. Yang, X. K. Xi, C. L. Shi, D. Holland-Moritz, M. Z. Li, F. Hu, B. L. Shen, X.-L. Wang, A. Meyer, and W. H. Wang, “Impact of hybridization on metallic-glass formation and design,” Materials Today, 32, 26-34 (2020).
[10] S. Lan, C. Y. Guo, W. Z. Zhou, Y. Ren, J. Almer, C. Q. Pei, H. Hahn, C. T. Liu, T. Feng*, X.-L. Wang*, and H. Gleiter, “Engineering medium-range order and polyamorphism in a nanostructured amorphous alloy,” Communication Physics, 2, 1-9 (2019).
[11] B. Wang, H. Y. He, M. Naeem, S. Lan, S. Harjo, T. Kawasaki, Y. X, Nie, H.W. Kui, T. Ungár, D. Ma, A. D Stoica, Q. Li, Y. Ke, C. T. Liu, and X.-L. Wang*, “Deformation of CoCrFeNi high entropy alloy at large strain,” Scripta Materialia, 155, 54-57 (2018).
[12] S. Lan, Y. Ren, X. Y. Wei, B. Wang, E. P. Gilbert, T. Shibayama, S. Watanabe, M. Ohnuma, and X.-L. Wang*, “Hidden Amorphous Phase and Reentrant Supercooled Liquid in Pd-Ni-P Metallic Glasses,” Nature Communications 8, 14679 (2017).
[CrossRef] [Google Scholar] [Featured in Nature Communications collection series, Metallurgy]
This work solved a 40-year old scientific mystery. The story was covered widely in news media in English, Chinese and Japanese. Examples:
[Phys.org] [National Natural Science Foundation of China] [Sina News] [PressRelease from Hokkaido University]
[13] H. S. Chen, and X.-L. Wang*, “China's first pulsed neutron source,” Nature Materials, 15, 689 – 691 (2016).
[14] A. Pramanick, M. R. V. Jørgensen, S. O. Diallo, A. D. Christianson, J. A. Fernandez-Baca, C. Hoffmann,
X. Wang, S. Lan, and X.-L. Wang, “Nanoscale Atomic Displacements Ordering for Enhanced Piezoelectric
Properties in Lead-free ABO₃ Ferroelectrics,” Advanced Materials., 27, 4330-4335 (2015).
[CrossRef] [Google Scholar] (Front cover)
[15] A. Pramanick, X.-L. Wang*, A. D. Stoica, C. Yu, Y. Ren, S. Tang, and Z. Gai, “Kinetics of magnetoelastic twin boundary motion in ferromagnetic shape memory alloys,” Physical Review Letters, 112, 217205 (2014).
[16] S. Cheng, S. Y. Lee, C. Lei, L. Li, J. Almer, X.-L. Wang, Y. M. Wang, T. Ungar, P. K. Liaw, “Uncommon Deformation Mechanisms during Fatigue-Crack Propagation in Nanocrystalline Alloys,” Physical Review Letters, 110, 135501 (2013).
[17] Y. Wu, D. Q. Zhou, W. L. Song, H. Wang, Z.Y. Zhang, D. Ma, X. L. Wang, and Z. P. Lu, “Ductilizing Bulk Metallic Glass Composite by Tailoring Stacking Fault Energy,” Physical Review Letters, 109, 245506 (2012).
[18] D. Ma, A. D. Stoica, X.-L. Wang*, Z. P. Lu, B. Clausen, D. W. Brown, “Moduli inheritance and the weakest link in metallic glasses,” Physical Review Letters, 108, 085501 (2012).
[CrossRef] [Google Scholar] [Covered by News and Views, Nature Materials]
[19] X.-L. Wang, K. An, L. Cai, Z. Feng, S. E. Nagler, C. Daniels, K. J. Rhodes, D. L. Wood, III., A. D. Stoica, H. D. Skorpenske, C. Liang, W. Zhang, Y. Kim, Y. Qi, and S. J. Harris, “Visualizing the chemistry and structure dynamics in Li-ion batteries by in-situ neutron diffraction,” Scientific Report, 2, 747 (2012).
[20] I. Robertson, C. Schuh, J. Vetrono, N. Browning, D. Field, D. Juul-Jensen, M. Miller, I. Baker, D. Dunand, R. Dunin-Borkowski, B. Kabius, T. Kelly, S. Lorano-Perez, A. Misra, G. Rohrer, T. Rollett, M. Taheri, G. Thomson, M. Uchic, X.-L. Wang, G. Was, “Towards an integrated materials characterization toolbox,” a viewpoint paper in Journal of Materials Research, 26, 1341-1383 (2011).
[21] Z. W. Zhang, C. T. Liu, X.-L. Wang, K. C. Littrell, M. K. Miller, K. An, and B. A. Chin, “From embryos to precipitates: a study of nucleation and growth in a multicomponent ferritic steel,” Physical Review B, 84, 174114 (2011).
[22] S. Cheng, Y. Zhao, Y. Wang, Y. Li, X.-L. Wang, P. K. Liaw, and E. J. Lavernia, “Structure modulation in nanocrystalline NiFe driven by cyclic deformation,” Physical Review Letters, 104, 255501 (2010).
[23] S. Cheng, Y. Zhao, Q. Wei, X.-L. Wang, Y. Ren, P. K. Liaw, H. Choo, and E. J. Lavernia, “Substantial Deformation of Nanocrystalline NiFe Alloy under Dynamic Loading,” Advanced Materials, 21, 5001–5004 (2009).
[24] S. Cheng, A.D. Stoica, X.-L. Wang*, Y. Ren, J. Almer, J.A. Horton, C.T. Liu, B. Clausen, D.W. Brown, P.K. Liaw, and L. Zuo, “Deformation cross-over: from nano to meso scales,” Physical Review Letters, 103, 035502 (2009).
[CrossRef] [Google Scholar] (Selected for inclusion in August 3 issue of Virtual Journal of Nanoscale Science & Technology)
[25] D. Ma, A. D. Stoica, and X.-L. Wang*, “Power-law scaling and fractal nature of the medium range order in metallic glasses,” Nature Materials, 8, 30-34 (2009).
[26] L. Yang, M. K. Miller, X.-L. Wang*, C. T. Liu, A. D. Stoica, D. Ma, J. Almer, and D. Shi, “Nano-scale solute
partitioning in devitrified bulk metallic glass,” Advanced Materials, 21, 305-308 (2009).
[CrossRef] [Google Scholar] (Featured on the cover)
[27] C. T. Liu, C. L. Fu, M. F. Chrisholm, and J. R. Thompson, Krcmar, and X.-L. Wang, “Magnetism and solid solution effects in NiAl (40%Al) alloys,” Progress in Materials Science, 52, 352-370 (2007).
[28] X.-L. Wang, “Application of neutron diffraction to engineering problems,” review article in JOM, March, 53-58 (2006).
[Restricted access to The Minerals, Metals & Materials Society (TMS) members only]
[29] X.-L. Wang*, T. M. Holden, G. Q. Rennich, A. D. Stoica, P. K. Liaw, H. Choo, and C. R. Hubbard, “VULCAN – The Engineering Diffractometer at the SNS,” Physica B, 385-386, 673-675 (2006).
[30] X.-L. Wang*, J. Almer, Y. D. Wang, J. K. Zhao, C. T. Liu, A. D. Stoica, D R. Haeffner, and W. H. Wang, “In-situ Synchrotron Study of Phase Transformation Behaviors in Bulk Metallic Glass Using Simultaneous X-ray Diffraction and Small Angle Scattering,” Physical Review Letters, 91, 265501 (2003).
[31] Y.D. Wang, H. Tian, A. D. Stoica, X.-L. Wang*, P. K. Liaw, and J.W. Richardson, “Development of Large Grain-Orientation-Dependent Residual Stresses in a Cyclically-Deformed Alloy,” Nature Materials, 2, 101-106 (2003).
[CrossRef] [Google Scholar] [Covered by Materials Today]
[32] W.-T. Lee and X.-L. Wang, "IDEAS, a General-purpose Computer Program for Simulation of Neutron Scattering Instruments," Neutron News, 13 (No. 4), 30-34 (2002).
[33] X.-L. Wang, “Conceptual Design of the SNS Engineering Diffractometer”, SNS Report No. IS-1.1.8.2-6035-RE-A-00 (2000).
[34] Z. Wang, X.-L. Wang, J. A. Fernandez-Baca, D. C. Johnston, and D. Vaknin, "Antiferromagnetic Ordering and Paramagnetic Behavior of Ferromagnetic Clusters in BaCuO2+x," Science, 264, 402-404 (1994).
[35] L. L. Miller, X. L. Wang, S. X. Wang, C. Stassis, D. C. Johnston, J. Faber Jr., and C.-K. Loong, "Synthesis, Structure and Properties of Sr2CuO2Cl2," Physical Review B, 41, 1921 (1990).
[36] 王循理，黄孝培，“绝热磁化致冷的可能性”，《大学物理》1，15-15 （1986）(A paper by two undergraduate students)
