Silicon twisted cone structure produced by optical vortex pulse with structure evaluation by radiation hydrodynamic simulation

Daisuke Nakamura, Ryohei Tasaki, Miki Kawamoto, Hiroki Oshima, Mitsuhiro Higashihata, Hiroshi Ikenoue, Toshitaka Wakayama, Atsushi Sunahara, Takeshi Higashiguchi