Experimental observations of the universal cascade of bound states in quantum Ising chain in a magnetic field and E8 symmetry
1. Exceptional E8 symmetry in spin dynamics of quasi-one-dimensional antiferromagnet BaCo2V2O8
Authors: Haiyuan Zou, Y. Cui, X. Wang, Z. Zhang, J. Yang, G. Xu, A. Okutani, M. Hagiwara, M. Matsuda, G. Wang, G. Mussardo, K. Hódsági, M. Kormos, Z. Z. He, S. Kimura, Rong Yu, Weiqiang Yu, Jie Ma, and Jianda Wu
arXiv:2005.13302
2. Observation of E8 particles in an Ising chain antiferromagnet
Authors: Zhao Zhang, Kirill Amelin, Xiao Wang, Haiyuan Zou, Jiahao Yang, Urmas Nagel, Toomas Rõõm, Tusharkanti Dey, Agustinus Agung Nugroho, Thomas Lorenz, Jianda Wu, and Zhe Wang
Phys. Rev. B 101, 220411(R) (2020); DOI: 10.1103/PhysRevB.101.220411
arXiv:2005.13772
3. Experimental observation of quantum many-body excitations of E8 symmetry in the Ising chain ferromagnet CoNb2O6
Authors: Kirill Amelin, Johannes Engelmayer, Johan Viirok, Urmas Nagel, Toomas Rõõm, Thomas Lorenz, and Zhe Wang
Phys. Rev. B 102, 104431 (2020); DOI: 10.1103/PhysRevB.102.104431
arXiv:2006.12956
Recommended with a commentary by Masaki Oshikawa, University of Tokyo
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DOI: 10.36471/JCCM_September_2020_04
https://doi.org/10.36471/JCCM_September_2020_04