3D FDTD Method for Modeling of Seismo-Electromagnetics Disturbance on Crustal Earth

by Nabila Husna Shabrina, Yasuhide Hobara, Achmad Munir
Published 2019-08-01

Adaptive Beamforming Using Steering Vector Correction for Phased-Array Weather Radar

by Hiroshi Kikuchi, Eiichi Yoshikawa, Tomoo Ushio, Yasuhide Hobara
Published 2021-01-01

Possible precursor to the March 11, 2011, Japan earthquake: ionospheric perturbations as seen by subionospheric very low frequency/low frequency propagation

by Jun Izutsu, Hiroki Yamaguchi, Kenji Ohta, Yoshihiro Yasuda, Yasuhide Hobara, Masashi Hayakawa, Tohru Nakamura
Published 2012-04-01

The Ionospheric Precursor to the 2011 March 11 Earthquake Based upon Observations Obtained from the Japan-Pacific Subionospheric VLF/LF Network

by Masashi Hayakawa, Yasuhide Hobara, Alexander Rozhnoi, Maria Solovieva, Kenji Ohta, Jun Izutsu, Tohru Nakamura, Yasushi Kasahara
Published 2013-01-01

Neural network approach to the prediction of seismic events based on low-frequency signal monitoring of the Kuril-Kamchatka and Japanese regions

by Irina Popova, Alexander Rozhnoi, Maria Solovieva, Boris Levin, Masashi Hayakawa, Yasuhide Hobara, Pier Francesco Biagi, Konrad Schwingenschuh
Published 2013-08-01

Ionospheric perturbations associated with two huge earthquakes in Japan, using principal component analysis for multiple subionospheric VLF/LF propagation paths

by Maria Solovieva, Alexander Rozhnoi, Masashi Hayakawa, Yasushi Kasahara, Yasuhide Hobara, Yuichi Ida, Yuya Ono, Oleg A. Molchanov, Kenji Ohta
Published 2012-04-01

Sprites identification and their spatial distributions in JEM-GLIMS nadir observations

by Mitsuteru Sato, Toru Adachi, Tomoo Ushio, Takeshi Morimoto, Masayuki Kikuchi, Hiroshi Kikuchi, Makoto Suzuki, Atsushi Yamazaki, Yukihiro Takahashi, Ryohei Ishida, Yuji Sakamoto, Kazuya Yoshida, Yasuhide Hobara
Published 2017-01-01