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Flat-band physics in the spin-1/2 sawtooth chain

Oleg Derzhko, Jürgen Schnack, Dmitry V. Dmitriev, Valery Ya. Krivnov and Johannes Richter

Eur. Phys. J. B, 93 8 (2020) 161

DOI: https://doi.org/10.1140/epjb/e2020-10224-1

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