Cheng-Chien Chen, Michel van Veenendaal, Thomas P. Devereaux, Krzysztof Wohlfeld, “Fractionalization, entanglement, and separation: Understanding the collective excitations in a spin-orbital chain”, Phys. Rev. B, 91, № 16, 2015, 165102
P. A. Bares, G. Blatter, “Supersymmetrict-Jmodel in one dimension: Separation of spin and charge”, Phys. Rev. Lett., 64, № 21, 1990, 2567
W. J. Gannon, I. A. Zaliznyak, L. S. Wu, A. E. Feiguin, A. M. Tsvelik, F. Demmel, Y. Qiu, J. R. D. Copley, M. S. Kim, M. C. Aronson, “Spinon confinement and a sharp longitudinal mode in Yb2Pt2Pb in magnetic fields”, Nat Commun, 10, № 1, 2019, 1123
Yi Qiao, Pei Sun, Junpeng Cao, Wen-Li Yang, Kangjie Shi, Yupeng Wang, “Exact ground state and elementary excitations of a topological spin chain”, Phys. Rev. B, 102, № 8, 2020, 085115
J. Ignacio Cirac, David Pérez-García, Norbert Schuch, Frank Verstraete, “Matrix product states and projected entangled pair states: Concepts, symmetries, theorems”, Rev. Mod. Phys., 93, № 4, 2021, 045003
Zhe Wang, M. Schmidt, A. Loidl, Jianda Wu, Haiyuan Zou, Wang Yang, Chao Dong, Y. Kohama, K. Kindo, D. I. Gorbunov, S. Niesen, O. Breunig, J. Engelmayer, T. Lorenz, “Quantum Critical Dynamics of a Heisenberg-Ising Chain in a Longitudinal Field: Many-Body Strings versus Fractional Excitations”, Phys. Rev. Lett., 123, № 6, 2019, 067202
Soumya Sur, M. S. Laad, S. R. Hassan, “Stripping the planar quantum compass model to its basics”, Phys. Rev. B, 103, № 14, 2021, 144419
R. Shankar, “Holes in a quantum antiferromagnet: A formalism and some exact results”, Nuclear Physics B, 330, № 2-3, 1990, 433
J.M.P. Carmelo, P.D. Sacramento, “Pseudoparticle approach to 1D integrable quantum models”, Physics Reports, 749, 2018, 1
Anup Kumar Bera, Jianda Wu, Wang Yang, Robert Bewley, Martin Boehm, Jianhui Xu, Maciej Bartkowiak, Oleksandr Prokhnenko, Bastian Klemke, A. T. M. Nazmul Islam, Joseph Mathew Law, Zhe Wang, Bella Lake, “Dispersions of many-body Bethe strings”, Nat. Phys., 16, № 6, 2020, 625