Rchr
J-GLOBAL ID：202001021448392841   Update date: May. 31, 2024

Wakai Atsushi

ワカイ アツシ | Wakai Atsushi
Research field  (3)： Disaster prevention engineering ,  Human geoscience ,  Structural and seismic engineering
Research keywords  (2)： Applied Mechanics, computational mechanics, numerical simulation, optimization, inverse analysis ,  Engineering Seismology, strong ground motion, subsurface structure, earthquake observation, microtremor survey
Research theme for competitive and other funds  (1)：
  • 2020 - 2023 Investigation of site amplification at Ocean Bottom stations in the Japan Trench area for earthquake early warning
Papers (29)：
  • Yadab P. Dhakal, Takashi Kunugi, Hiroaki Yamanaka, Atsushi Wakai, Shin Aoi, Azusa Nishizawa. Estimation of source, path, and site factors of S waves recorded at the S-net sites in the Japan Trench area using the spectral inversion technique. Earth, Planets and Space. 2023. 75. 1
  • Ikuo Cho, Shigeki Senna, Atsushi Wakai, Kaoru Jin, Hiroyuki Fujiwara. Basic performance of a spatial autocorrelation method for determining phase velocities of Rayleigh waves from microtremors, with special reference to the zero-crossing method for quick surveys with mobile seismic arrays. Geophysical Journal International. 2021. 226. 3. 1676-1694
  • Senna S, A. Wakai, A. Yatagai, H. Suzuki, H.Matsuyama, H. Fujiwara. MODELING OF THE SUBSURFACE STRUCTURE FROM THE SEISMIC BEDROCK TO THE GROUND SURFACE FOR A BROADBAND STRONG MOTION EVALUATION IN JAPAN. Proceedings of 6th IASPEI/IAEE international symposium: the Effect of Surface Geology on seismic motion. 2021
  • A. Wakai, S.Senna, A.Yatagai, Y.Inagaki, H.Matsuyama, H.Fujiwara. SUBSURFACE VELOCITY STRUCTURE MODELS IN TOKAI RESION, JAPAN, FOR BROADBAND STRONG GROUND MOTION EVALUATION. Proceedings of 17th World Conference on Earthquake Engineering. 2020
  • Shigeki Senna, Atsushi Wakai, Atsushi Yatagai, Haruhiko Suzuki, Yoshiaki Inagaki, Hisanori Matsuyama, HIroyuki Fujiwara. Modeling of the subsurface structure from the seismic bedrock to the ground surface for a broadband strong motion evaluation in Kanto reasion, Japan. Proceedings of 17th World Conference on Earthquake Engineering. 2020
ｍore...
MISC (59)：
  • 先名重樹, 若井淳, 谷田貝淳, 稲垣賢亮, 松山尚典, 藤原広行. Modeling of subsurface velocity structure from seismic bedrock to ground surface based on array microtremor observation in Aso area. 日本地球惑星科学連合大会予稿集(Web). 2020. 2020
  • Hiroyuki Fujiwara, Hiromitsu Nakamura, Ikuo Takahashi, Shigeki Senna, Atsushi Wakai, Shohei Naito, Nobuyuki Morikawa, Takahiro Maeda, Hiroki Azuma, Asako Iwaki, et al. Development of Real-time System for Earthquake Damage Information in Japan (J-RISQ). Technical note of NIED. 2019. 15th. 432. 1-311
  • 若井淳, 先名重樹, 谷田貝淳, 稲垣賢亮, 松山尚典, 藤原広行. 東海地域における微動アレイ探査に基づく浅部地盤構造モデルの高度化. 日本地球惑星科学連合大会予稿集(Web). 2019. 2019
  • 若井淳, 先名重樹, 谷田貝淳, 稲垣賢亮, 松山尚典, 藤原広行. 強震動予測の高度化に向けて構築された東海地域における浅部・深部統合地盤モデル. 日本地震学会秋季大会講演予稿集(CD-ROM). 2019. 2019
  • 先名重樹, 若井淳, 谷田貝淳, 稲垣賢亮, 松山尚典, 藤原広行. 微動探査で得られるAVS30の地域特性に基づく強震動予測のための地盤の類型化. 日本地震学会秋季大会講演予稿集(CD-ROM). 2019. 2019
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Lectures and oral presentations  (64)：
  • 水害統計を用いた降水量と被害額の関数データ解析と過去の適応効果の解析
    (第36回日本リスク学会年次大会 2023)
  • Functional data analysis of flood damage on precipitation,and study on adaptation effect
    (2023)
  • Extraction of S-wave site amplification factors at the S-net sites based on the spectral inversion technique
    (2022)
  • Features of horizontal-to-vertical spectral ratios of ambient noises and earthquake motions at the S-net sites
    (2021)
  • Site characterization based on S-wave H/V spectral ratios at S-net sites in the Japan Trench
    (AIJ annual meeting 2021)
ｍore...
Professional career (1)：
  • Ph.D. in Engineering
Association Membership(s) (1)：
Japan Geoscience Union
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