It is well established that protons and neutrons are bound states of quarks. Now magnetic excitations in systems of coupled spin chains are observed to consist of fractional constituent particles as well.
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References
Lake, B. et al. Nature Phys. 6, 50–55 (2010).
Greiner, W. & Schafer, A. Quantum Chromodynamics (Springer, 1994).
Laughlin, R. B. Phys. Rev. Lett. 50, 1395–1398 (1983).
Giamarchi, T. Quantum Physics in One Dimension (Oxford Univ. Press, 2004).
Dagotto, E. & Rice, T. M. Science 271, 618–623 (1996).
Shelton, D. G., Nersesyan, A. A. & Tsvelik, A. M. Phys. Rev. B 53, 8521–8532 (1996).
Greiter, M. Phys. Rev. B 66, 054505 (2002).
Witten, E. Commun. Math. Phys. 92, 455–472 (1984).
Zaanen, J. et al. Nature Phys. 2, 138–143 (2006).
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Greiter, M. Confinement in a quantum magnet. Nature Phys 6, 5–6 (2010). https://doi.org/10.1038/nphys1493
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DOI: https://doi.org/10.1038/nphys1493
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