2020 |
Takemura S., S. Yabe and K. Emoto, Modelling high-frequency seismograms at ocean bottom seismometers: effects of heterogeneous structures on source parameter estimation for small offshore earthquakes and shallow low-frequency tremors, Geophys. J. Int., 223, 1708-1723, doi: 10.1093/gji/ggaa404, 2020 |
Yoshida, K., T. Taira, Y. Matsumoto, T. Saito, Emoto, K. and T. Matsuzawa, Stress Release Process Along an Intraplate Fault Analogous to the Plate Boundary: A Case Study of the 2017 M5.2 Akita‐Daisen Earthquake, NE Japan, J. Geophys. Res., 125, e2020JB019527, doi: 10.1029/2020JB019527, 2020 |
2019 |
Yoshida, K., T. Saito, K. Emoto, Y. Urata and D. Saito, Rupture directivity, stress drop, and hypocenter migration of small earthquakes in the Yamagata-Fukushima border swarm triggered by upward pore-pressure migration after the 2011 Tohoku-Oki earthquake, Tectonophysics, 769, 228184, doi: 10.1016/j.tecto.2019.228184, 2019 |
Emoto, K., K. Shiomi and K. Nasu, 3D Visualization of the Seismicity on the Mobile Device:Development of the "3D Quakes", Zisin 2nd (in Japanese), 72, 35-41, doi: 10.4294/zisin.2018-14, 2019 |
2018 |
Sato, H. and K. Emoto, Synthesis of a scalar wavelet intensity propagating through von Kármán-type random media: Radiative transfer theory using the Born and phase-screen approximations, Geophys. J. Int., 215, 909-923, doi: 10.1093/gji/ggy319, 2018 |
Emoto, K. and H. Sato, Statistical characteristics of scattered waves in three-dimensional random media: comparison of the finite difference simulation and statistical methods , Geophys. J. Int., 215, 585-599, doi: 10.1093/gji/ggy298, 2018 |
2017 |
Emoto, K., T. Saito and K. Shiomi, Statistical parameters of random heterogeneity estimated by analysing coda waves based on finite difference method, Geophys. J. Int., 211, 1575-1584, doi: 10.1093/gji/ggx387, 2017 |
Sato, H. and K. Emoto, Synthesis of a scalar wavelet intensity propagating through von Kármán-type random media: joint use of the radiative transfer equation with the Born approximation and the Markov approximation, Geophys. J. Int., 211, 512–527, doi: 10.1093/gji/ggx318, 2017 |
Emoto, K., Synthesis of seismic wave envelopes based on the Markov approximation. In: H. Itou et al. (eds.), Mathematical analysis of continuum mechanics and industrial applications,
Mathematics for Industry 26, Springer, Part III, doi:10.1007/978-981-10-2633-1_9, 2017 |
2016 |
Nakahara, H. and K. Emoto, Deriving sensitivity kernels of coda-wave travel times to velocity changes based on the three-dimensional single isotropic scattering model, Pure Appl. Geophys., doi:10.1007/s00024-016-1358-0, 2016 |
2015 |
Emoto, K., M. Campillo, F. Brenguier, X. Briand, and T. Takeda, Asymmertry of coda cross-correlation function: dependence of the epicentre location, Geophys. J. Int., 201, 1313-1323, doi:10.1093/gji/ggv081, 2015 |
2014 |
Brenguier, F., M. Campillo, T. Takeda, Y. Aoki, N.M. Shapiro, X. Briand, K. Emoto, and H. Miyake, Mapping pressurized volcanic fluids from induced crustal seismic velocity drops, Science, 345 (6192), 80-82, doi:10.1126/science.1254073, 2014 |
2013 |
Emoto, K., H. Sato, and T. Nishimura, Envelope synthesis of a cylindrical outgoing wavelet in layered random elastic media based on the Markov approximation, Geophys. J. Int., 194, 899-910, doi:10.1093/gji/ggt125, 2011 |
2012 |
Emoto, K., H. Sato, and T. Nishimura, Synthesis and applicable condition of vector wave envelopes in layred random elastic media with anisotropic autocorrelation function based on the Markov approximation, Geophys. J. Int., 188, 325-335, doi:10.111/j.1365-246X.211.5264.x, 2012 |
2010 |
Emoto, K., H. Sato, and T. Nihsimura, Synthesis of vector wave envelopes on the free surface of a random medium for the vertical incidence of a plane wavelet based on the Markov approximation, J. Geophys. Res., 115, B08306, doi:10.1029/2009JB006955, 2010 |
2020 |
Emoto, K., H. Nakahara, T. Nishimura, M. Yamamoto, K. Sagae, Gugi Ganefianto, K. Yabu, Analysis of dense records of the DAS observation using fiber optic cable in the urban area,SSJ Fall Meeting,Oct. 2020 (Oral) |
Emoto, K., Angular distribution of energy fluxes of seismic waves in two-dimensional random heterogeneous media, JpGU-AGU Joint Meeting, July 2020 (iPoster) |
Emoto, K., Effect of complex topography on the wavefield recorded by DAS and buried fiber optic cable at Azuma volcano, Northeast Japan, EGU General Assembly, May 2020 (chat) |
2019 |
Emoto, K., T. Nishimura, H. Nakahara, S. Miura, M. Yamamoto, S. Sugimura, T. Ueda, A. Ishikawa and T. Kimura, Estimation of the heterogeneous structure at Mt. Azuma by using DAS observation, VSJ Fall Meeting, Sep 2019 (poster) |
Emoto, K., Data usage by non-specialists through mobile apps, SSJ Fall Meeting, Sep 2019 (Oral) |
Emoto, K., T. Nishimura, H. Nakahara, S. Miura, M. Yamamoto, S. Sugimura, T. Ueda, A. Ishikawa and T. Kimura, Seismic observation using fiber optics and DAS at Azuma volcano – Estimation of heterogeneities using a dense observation, SSJ Fall Meeting,Sep 2019 (Poster) |
Emoto, K., Numerical Analysis of the Lapse Time Dependence of the Angular Distribution of Coda Waves, IUGG General Assembly, July 2019 (Oral) |
Emoto, K. and H. Nakahara, Characteristics of T-wave envelopes observed by S-net, JpGU Meeting, May 2019 (Poster) |
2018 |
Emoto, K., Interactive visualization by using mobile apps, SSJ Meeting, Oct 2018 (Oral), Presentation slide (keynote, 125MB) |
Emoto, K., Analysis of the lapse time dependence of the distribution scattered waves by using 3D FD simulations, Japan Geoscience Union Meeting, May 2018 (Oral) |
2017 |
Emoto, K., Analysis of the propagation angle distribution of scattered
waves by using the numerical simulation, SSJ Meeting, Oct 2017 (Poster) |
Emoto, K. and H. Sato, Statistical characteristics of scattered waves in random media based on 3D finite difference simulations, IAG-IASPEI 2017, August 2017 (Oral) |
Emoto, K. and H. Sato, Comparison of the 3D FD simulation and statistical methods for the scalar wavelet propagation through random media, JpGU-AGU Joint Meeting, May 2017 (Oral) |
2016 |
Emoto, K. and H. Sato, Propagation of a scalar plane-wavelet through 3-D von Karman type random media:
FD simulations and Markov approximation, SSJ Meeting,Oct 2016 (Oral) |
Emoto, K, and H. Sato, Envelopes in 3-D Random Media: Comparison of the new Markov approximation and the finite difference simulation, Japan Geoscience Union Meeting, May 2016 (Oral) |
Emoto, K, T. Saito, and K. Shiomi, Development of the mobile 3D seismicity viewer, Japan Geoscience Union Meeting, May 2016 (Poster) |
2015 |
Emoto, K., Seismic Wave Propagation on the Tablet Computer, AGU Fall Meeting, December 2015 (Poster) |
Emoto, K., H. Sato, and T. Nishimura, Synthesis of seismic wave envelopes based on the Markov approximation, CoMFoS15: Mathematical Analysis of Continuum Mechanics and Industrial Applications, November 2015 (Oral) |
Emoto, K., Possibility of the separation of the correlation distance and the strength of the fluctuation, SSJ Meeting, Oct 2015 (poster) |
Emoto, K., Simulation of the seismic wave propagation on the tablet computer, Japan Geoscience Union Meeting,May 2015 (Oral) Slide |
2014 |
Emoto, K.,T. Saito, K. Shiomi, and T. Furumura, Estimation of random small-scale heterogeneities by using the finite difference method, SSJ Meeting, Nov 2014 (Oral) |
Emoto, K., T. Saito, and K. Shiomi, Development of the mobile application of the seismicity viewer, SSJ Meeting, Nov 2015 (Poster) |
Emoto, K., M. Campillo, F. Brenguier, X. Briand, and T. Takeda, Asymmetry of the coda cross-correlation function: Dependence of the earthquake location, AOGS 11th Annual Meeting, July 2014 (Oral) |
Emoto, K., T. Saito, T. Ueno, Y. Haryu, K. Nasu, K. Shiomi, and S. Aoi, Development of the mobile application of the seismicity viewer, Japan Geoscience Union Meeting, May 2014 (Poster) |
2013 |
江本賢太郎,齊藤竜彦,汐見勝彦,一次元速度構造とコーダ,日本地震学会秋季大会,2013年10月(口頭) |
江本賢太郎,M. Campillo, F. Brenguier, X. Briand, 武田哲也,コーダ波の相互相関関数の特徴:震源と観測点ペア間の角度依存性,日本地球惑星科学連合大会,2013年5月(口頭) |
2012 |
Emoto, K., H. Sato, and T. Nishimura, Mantle heterogeneity revealed from the analysis of S and ScS wavelet envelopes based on the Markov approximaion, Neustadt workshop on Noise and Diffuse Wavefields, November 2012(ポスター) |
Emoto, K., H. Sato, and T. Nishimura, Stochastic synthesis of vector wave envelopes in layered random media based on the improved Markov approximation, EGU General Assembly, April 2012(ポスター) |
2011 |
江本賢太郎,佐藤春夫,西村太志,下部マントル短波長不均質構造推定へ向けたScS波の解析,日本地震学会秋季大会,2011年10月(口頭) |
Emoto, K., H. Sato, and T. Nishimura, Applicable condition of the Markov approximation for elastic wave envelopes in nonisotropic random media, IUGG XXV General Assembly, June 2011(ポスター) |
2010 |
Emoto, K., H. Sato, and T. Nishimura, Envelope synthesis in layered random media with background velocity discontinuities based on the Markov approximation, AGU Fall Meeting, December 2010(ポスター) |
|
江本賢太郎,佐藤春夫,西村太志,速度不連続がある多層ランダム媒質におけるベクトル波エンベロープ導出,日本地震学会秋季大会,2010年10月(ポスター) |
2009 |
江本賢太郎,佐藤春夫,西村太志,2次元フォン・カルマン型ランダム媒質の自由表面におけるベクトル波エンベロープの導出,日本地震学会秋季大会,2009年10月(口頭) |
江本賢太郎,佐藤春夫,西村太志,2次元ランダム弾性媒質の自由表面におけるベクトル波エンベロープ―差分法によるマルコフ近似の検証―,日本地球惑星科学連合大会,2009年5月(口頭) |
2008 |
Emoto, K., H. Sato, and T. Nishimura, Envelope synthesis on the free surface of a random elastic medium based on the Markov approximaion, AGU Fall Meeting, December 2008(ポスター) |
Emoto, K., H. Sato, and T. Nishimura, Synthesis of vector-wave envelopes on the free surface of a 3-D random medium based on the Markov approximation, ASC General Assembly and SSJ Fall Meeting, November 2008(口頭) |
江本賢太郎,佐藤春夫,西村太志,ランダム媒質の自由表面におけるベクトル波エンベロープの導出―マルコフ近似理論―,日本地球惑星科学連合大会,2008年5月(ポスター) |