Photo-induced bending of amorphous As2S3 bulk and fiber driven by optical torque. - Wada, Masaki; Ishibashi, Yukihide; Terakado, Nobuaki; Kuryu, Kosei; Mitsui, Kazuki; Asahi, Tsuyoshi; Saitoh, Akira (Journal of Materials Science: Materials in Electronics, 2024)