Hidden Symmetry and phase transitions in quantum spin chains with general integer spin(一般整数スピンの量子スピン鎖における隠れた対称性と相転移)

Hidden symmetry and phase transitions in quantum spin chains with general inteter spin

Hidden Z2 * Z2 symmetry in quantum spin chains with arbitrary integer spin

Field-induced phase transitions of symmetry protected topological states in integer spin chains

Hidden Topological Order in Integer Quantum Spin Chains

Hidden symmetry breaking and the Haldane phase inS=1 quantum spin chains

Quantum phase transitions in integer spin chains