Detection of edge defects by embedded eigenvalues of quantum walks. - Hisashi Morioka; Etsuo Segawa (Quantum Inf. Process., 2019)

A Discontinuity of the Energy of Quantum Walk in Impurities. - Kenta Higuchi; Takashi Komatsu; Norio Konno; Hisashi Morioka; Etsuo Segawa (Symmetry, 2021)

Comfortable place for quantum walker on finite path. - Yoshihiro Anahara; Norio Konno; Hisashi Morioka; Etsuo Segawa (Quantum Inf. Process., 2022)