Works by Yokoyama, Tatsuhiro

Results: 42

Fast Ionogram Observations of Ascending Thin Layers Locally Transported from the E to F Region at Equatorial and Low Latitudes.

Published in:

Remote Sensing, 2022, v. 14, n. 22, p. 5811, doi. 10.3390/rs14225811

By:

Hu, Lianhuan;
Li, Guozhu;
Ding, Zonghua;
Sun, Wenjie;
Zhao, Xiukuan;
Xie, Haiyong;
Zhu, Zhengping;
Yokoyama, Tatsuhiro;
Lan, Jiaping;
Huang, Zhaoguo;
Ning, Baiqi

Publication type:

Article

Seeding of Equatorial Plasma Bubbles by Vertical Neutral Wind.

Published in:

Geophysical Research Letters, 2019, v. 46, n. 13, p. 7088, doi. 10.1029/2019GL083629

By:

Yokoyama, Tatsuhiro;
Jin, Hidekatsu;
Shinagawa, Hiroyuki;
Liu, Huixin

Publication type:

Article

Scale dependence and frontal formation of nighttime medium-scale traveling ionospheric disturbances.

Published in:

Geophysical Research Letters, 2013, v. 40, n. 17, p. 4515, doi. 10.1002/grl.50905

By:

Yokoyama, Tatsuhiro

Publication type:

Article

A new midlatitude ionosphere electrodynamics coupling model (MIECO): Latitudinal dependence and propagation of medium-scale traveling ionospheric disturbances.

Published in:

Geophysical Research Letters, 2010, v. 37, n. 8, p. n/a, doi. 10.1029/2010GL042598

By:

Yokoyama, Tatsuhiro;
Hysell, David L.

Publication type:

Article

Channel Mixer Layer: Multimodal Fusion Toward Machine Reasoning for Spatiotemporal Predictive Learning of Ionospheric Total Electron Content.

Published in:

Space Weather: The International Journal of Research & Applications, 2024, v. 22, n. 12, p. 1, doi. 10.1029/2024SW004121

By:

Liu, Peng;
Yokoyama, Tatsuhiro;
Sori, Takuya;
Yamamoto, Mamoru

Publication type:

Article

Statistical Analysis of Medium‐Scale Traveling Ionospheric Disturbances Over Japan Based on Deep Learning Instance Segmentation.

Published in:

Space Weather: The International Journal of Research & Applications, 2022, v. 20, n. 7, p. 1, doi. 10.1029/2022SW003151

By:

Liu, Peng;
Yokoyama, Tatsuhiro;
Fu, Weizheng;
Yamamoto, Mamoru

Publication type:

Article

High‐Resolution 3‐D Imaging of Daytime Sporadic‐E Over Japan by Using GNSS TEC and Ionosondes.

Published in:

Space Weather: The International Journal of Research & Applications, 2021, v. 19, n. 12, p. 1, doi. 10.1029/2021SW002878

By:

Fu, Weizheng;
Ssessanga, Nicholas;
Yokoyama, Tatsuhiro;
Yamamoto, Mamoru

Publication type:

Article

Dynamic spectral characteristics of high-resolution simulated equatorial plasma bubbles.

Published in:

Progress in Earth & Planetary Science, 2018, v. 5, n. 1, p. 1, doi. 10.1186/s40645-018-0243-0

By:

Rino, Charles;
Yokoyama, Tatsuhiro;
Carrano, Charles

Publication type:

Article

Physics-Based Modeling Activity from the Solar Surface to the Earth's Atmosphere Including Magnetosphere and Ionosphere at NICT.

Published in:

Proceedings of the International Astronomical Union, 2017, v. 13, n. S335, p. 284, doi. 10.1017/S1743921317011668

By:

Ishii, Mamoru;
Den, Mitsue;
Jin, Hidekatsu;
Kubo, Yuki;
Kubota, Yasubumi;
Nakamizo, Aoi;
Shinagawa, Hiroyuki;
Shiota, Daikou;
Tanaka, Takashi;
Tao, Chihiro;
Watari, Shinichi;
Yokoyama, Tatsuhiro;
Foullon, Claire;
Malandraki, Olga E.

Publication type:

Article

Calibrating estimates of ionospheric long-term change.

Published in:

Annales Geophysicae (ANGEO) (09927689), 2024, v. 42, n. 2, p. 395, doi. 10.5194/angeo-42-395-2024

By:

Scott, Christopher John;
Wild, Matthew N.;
Barnard, Luke Anthony;
Yu, Bingkun;
Yokoyama, Tatsuhiro;
Lockwood, Michael;
Mitchel, Cathryn;
Coxon, John;
Kavanagh, Andrew

Publication type:

Article

Observation of seasonal asymmetry in the range spread F occurrence at different longitudes during low and moderate solar activity.

Published in:

Annales Geophysicae (ANGEO) (09927689), 2019, v. 37, n. 4, p. 733, doi. 10.5194/angeo-37-733-2019

By:

Afolayan, Abimbola O.;
Jit Singh, Mandeep;
Abdullah, Mardina;
Buhari, Suhaila M.;
Yokoyama, Tatsuhiro;
Supnithi, Pornchai

Publication type:

Article

Daily and seasonal variations in the linear growth rate of the Rayleigh-Taylor instability in the ionosphere obtained with GAIA.

Published in:

Progress in Earth & Planetary Science, 2018, v. 5, n. 1, p. 0, doi. 10.1186/s40645-018-0175-8

By:

Shinagawa, Hiroyuki;
Jin, Hidekatsu;
Miyoshi, Yasunobu;
Fujiwara, Hitoshi;
Yokoyama, Tatsuhiro;
Otsuka, Yuichi

Publication type:

Article

Unseasonal development of post-sunset F-region irregularities over Southeast Asia on 28 July 2014: 1. Forcing from above?

Published in:

Progress in Earth & Planetary Science, 2018, v. 5, n. 1, p. 0, doi. 10.1186/s40645-018-0164-y

By:

Carter, Brett A.;
Ram, S. Tulasi;
Yizengaw, Endawoke;
Pradipta, Rezy;
Retterer, John;
Norman, Robert;
Currie, Julie;
Groves, Keith;
Caton, Ronald;
Terkildsen, Michael;
Yokoyama, Tatsuhiro;
Zhang, Kefei

Publication type:

Article

A review on the numerical simulation of equatorial plasma bubbles toward scintillation evaluation and forecasting.

Published in:

Progress in Earth & Planetary Science, 2017, v. 4, n. 1, p. 1, doi. 10.1186/s40645-017-0153-6

By:

Yokoyama, Tatsuhiro

Publication type:

Article

First three-dimensional simulation of the Perkins instability in the nighttime midlatitude ionosphere.

Published in:

Geophysical Research Letters, 2008, v. 35, n. 3, p. n/a, doi. 10.1029/2007GL032496

By:

Yokoyama, Tatsuhiro;
Otsuka, Yuichi;
Ogawa, Tadahiko;
Yamamoto, Mamoru;
Hysell, David L.

Publication type:

Article

Low and Midlatitude Ionospheric Plasma Density Irregularities and Their Effects on Geomagnetic Field.

Published in:

Space Science Reviews, 2017, v. 206, n. 1-4, p. 495, doi. 10.1007/s11214-016-0295-7

By:

Yokoyama, Tatsuhiro;
Stolle, Claudia

Publication type:

Article

Investigation of the Occurrence Characteristics and Possible Origins of Daytime Spread F Irregularities in Low Latitude Region.

Published in:

Journal of Geophysical Research. Space Physics, 2024, v. 129, n. 1, p. 1, doi. 10.1029/2023JA031809

By:

Wei, Lehui;
Jiang, Chunhua;
Yokoyama, Tatsuhiro;
Liu, Jing;
Yang, Guobin;
Hu, Yaogai

Publication type:

Article

Modeling of Multi‐Ion Plasma Bubbles in the Equatorial Ionosphere.

Published in:

Journal of Geophysical Research. Space Physics, 2023, v. 128, n. 10, p. 1, doi. 10.1029/2023JA031753

By:

Jiang, Chunhua;
Wei, Lehui;
Yokoyama, Tatsuhiro;
Tian, Rong;
Liu, Tongxin;
Yang, Guobin

Publication type:

Article

Nighttime Midlatitude E‐F Coupling in Geomagnetic Conjugate Ionospheres: A Double Thin Shell Model and a Multi‐Source Data Investigation.

Published in:

Journal of Geophysical Research. Space Physics, 2023, v. 128, n. 3, p. 1, doi. 10.1029/2022JA031074

By:

Fu, Weizheng;
Yokoyama, Tatsuhiro;
Ssessanga, Nicholas;
Ma, Guanyi;
Yamamoto, Mamoru

Publication type:

Article

Propagation Mechanism of Medium Wave Broadcasting Waves Observed by the Arase Satellite: Hectometric Line Spectra.

Published in:

Journal of Geophysical Research. Space Physics, 2021, v. 126, n. 11, p. 1, doi. 10.1029/2021JA029813

By:

Hashimoto, Kozo;
Shinbori, Atsuki;
Otsuka, Yuichi;
Tsuchiya, Fuminori;
Kumamoto, Atsushi;
Kasahara, Yoshiya;
Matsuoka, Ayako;
Nagano, Isamu;
Miyoshi, Yoshizumi;
Yokoyama, Tatsuhiro

Publication type:

Article

Equatorial and low-latitude ionospheric response to the 17-18 March 2015 great storm over Southeast Asia longitude sector.

Published in:

Journal of Geophysical Research. Space Physics, 2017, v. 122, n. 5, p. 5756, doi. 10.1002/2017JA024134

By:

Jiang, Chunhua;
Yang, Guobin;
Liu, Jing;
Yokoyama, Tatsuhiro;
Liu, Tongxin;
Lan, Ting;
Zhou, Chen;
Zhang, Yuannong;
Zhao, Zhengyu;
Komolmis, Tharadol;
Supnithi, Pornchai;
Yatini, Clara Y.

Publication type:

Article

Low‐latitude daytime F region irregularities observed in two geomagnetically quiet days by the Hainan coherent scatter phased array radar (HCOPAR).

Published in:

Journal of Geophysical Research. Space Physics, 2017, v. 122, n. 2, p. 2645, doi. 10.1002/2016JA023628

By:

Chen, Gang;
Jin, Han;
Yan, Jingye;
Zhang, Shaodong;
Li, Guozhu;
Yokoyama, Tatsuhiro;
Yang, Guotao;
Yan, Chunxiao;
Wu, Chen;
Wang, Jin;
Zhong, Dingkun;
Li, Yaxian;
Wang, Zhihua

Publication type:

Article

Ionosonde observations of daytime spread F at low latitudes.

Published in:

Journal of Geophysical Research. Space Physics, 2016, v. 121, n. 12, p. 12,093, doi. 10.1002/2016JA023123

By:

Jiang, Chunhua;
Yang, Guobin;
Liu, Jing;
Yokoyama, Tatsuhiro;
Komolmis, Tharadol;
Song, Huan;
Lan, Ting;
Zhou, Chen;
Zhang, Yuannong;
Zhao, Zhengyu

Publication type:

Article

Off-great-circle paths in transequatorial propagation: 2. Nonmagnetic-field-aligned reflections.

Published in:

Journal of Geophysical Research. Space Physics, 2016, v. 121, n. 11, p. 11,176, doi. 10.1002/2016JA022404

By:

Tsunoda, Roland T.;
Maruyama, Takashi;
Tsugawa, Takuya;
Yokoyama, Tatsuhiro;
Ishii, Mamoru;
Nguyen, Trang T.;
Ogawa, Tadahiko;
Nishioka, Michi

Publication type:

Article

Off-great-circle paths in transequatorial propagation: 1. Discrete and diffuse types.

Published in:

Journal of Geophysical Research. Space Physics, 2016, v. 121, n. 11, p. 11,157, doi. 10.1002/2015JA021695

By:

Tsunoda, Roland T.;
Maruyama, Takashi;
Tsugawa, Takuya;
Yokoyama, Tatsuhiro;
Ishii, Mamoru;
Nguyen, Trang T.;
Ogawa, Tadahiko;
Nishioka, Michi

Publication type:

Article

Predawn plasma bubble cluster observed in Southeast Asia.

Published in:

Journal of Geophysical Research. Space Physics, 2016, v. 121, n. 6, p. 5868, doi. 10.1002/2015JA022069

By:

Watthanasangmechai, Kornyanat;
Yamamoto, Mamoru;
Saito, Akinori;
Tsunoda, Roland;
Yokoyama, Tatsuhiro;
Supnithi, Pornchai;
Ishii, Mamoru;
Yatini, Clara

Publication type:

Article

Latitudinal variation of the specific local time of postmidnight enhancement peaks in F layer electron density at low latitudes: A case study.

Published in:

Journal of Geophysical Research. Space Physics, 2016, v. 121, n. 4, p. 3476, doi. 10.1002/2015JA022319

By:

Jiang, Chunhua;
Deng, Chi;
Yang, Guobin;
Liu, Jing;
Zhu, Peng;
Yokoyama, Tatsuhiro;
Song, Huan;
Lan, Ting;
Zhou, Chen;
Wu, Xiongbin;
Zhang, Yuannong;
Zhao, Zhengyu;
Komolmis, Tharadol;
Supnithi, Pornchai;
Yatini, Clara Y.

Publication type:

Article

Simultaneous observations of F<sub>2</sub> layer stratification and spread F at postmidnight over a northern equatorial anomaly region.

Published in:

Journal of Geophysical Research. Space Physics, 2015, v. 120, n. 12, p. 10,979, doi. 10.1002/2015JA021861

By:

Jiang, Chunhua;
Yang, Guobin;
Deng, Chi;
Zhou, Chen;
Zhu, Peng;
Yokoyama, Tatsuhiro;
Song, Huan;
Lan, Ting;
Ni, Binbin;
Zhao, Zhengyu;
Zhang, Yuannong

Publication type:

Article

Detection of ionospheric Alfvén resonator signatures in the equatorial ionosphere.

Published in:

Journal of Geophysical Research. Space Physics, 2012, v. 117, n. A11, p. n/a, doi. 10.1029/2012JA017709

By:

Simões, Fernando;
Klenzing, Jeffrey;
Ivanov, Stoyan;
Pfaff, Robert;
Freudenreich, Henry;
Bilitza, Dieter;
Rowland, Douglas;
Bromund, Kenneth;
Liebrecht, Maria Carmen;
Martin, Steven;
Schuck, Peter;
Uribe, Paulo;
Yokoyama, Tatsuhiro

Publication type:

Article

Three-dimensional simulation of the coupled Perkins and E<sub>s</sub>-layer instabilities in the nighttime midlatitude ionosphere.

Published in:

Journal of Geophysical Research. Space Physics, 2009, v. 114, n. A3, p. n/a, doi. 10.1029/2008JA013789

By:

Yokoyama, Tatsuhiro;
Hysell, David L.;
Otsuka, Yuichi;
Yamamoto, Mamoru

Publication type:

Article

Plasma blobs and irregularities concurrently observed by ROCSAT-1 and Equatorial Atmosphere Radar.

Published in:

Journal of Geophysical Research. Space Physics, 2007, v. 112, n. A5, p. n/a, doi. 10.1029/2006JA012044

By:

Yokoyama, Tatsuhiro;
Su, Shin-Yi;
Fukao, Shoichiro

Publication type:

Article

Resolving the generation mechanisms and electrodynamical effects of Medium Scale Traveling Ionospheric Disturbances (MSTIDs).

Published in:

Frontiers in Astronomy & Space Sciences, 2025, p. 1, doi. 10.3389/fspas.2025.1539821

By:

Klenzing, Jeff;
Zawdie, Kate;
Astafyeva, Elvira;
Belehaki, Anna;
Burleigh, Meghan;
Burrell, Angeline G.;
Figueiredo, Cosme A. O. B.;
Frissell, Nathaniel A.;
Fu, Weizheng;
Hickey, Dustin;
Huba, Joe;
Inchin, Pavel;
Kaeppler, Stephen R.;
Narayanan, Viswanathan Lakshmi;
Sivankandan, Mani;
Smith, Jonathon M.;
Xiong, Chao;
Yokoyama, Tatsuhiro;
Zettergren, Matt;
Zhang, Shun-Rong

Publication type:

Article

Simulation study of the impacts of E-region density on the growth of equatorial plasma bubbles.

Published in:

Frontiers in Astronomy & Space Sciences, 2024, p. 1, doi. 10.3389/fspas.2024.1502618

By:

Yokoyama, Tatsuhiro

Publication type:

Article

Investigation into the earliest generation of medium-scale traveling ionospheric disturbances with electrodynamic signatures using dense GNSS observations over Japan.

Published in:

Earth, Planets & Space, 2025, v. 77, n. 1, p. 1, doi. 10.1186/s40623-025-02192-y

By:

Fu, Weizheng;
Otsuka, Yuichi;
Yokoyama, Tatsuhiro;
Li, Zezhong;
Yamamoto, Mamoru;
Nishioka, Michi;
Jin, Hidekatsu;
Hosokawa, Keisuke;
Stolle, Claudia

Publication type:

Article

Special issue "16th International Symposium on Equatorial Aeronomy (ISEA-16), 2022".

Published in:

2024

By:

Yokoyama, Tatsuhiro;
Klenzing, Jeffrey;
Milla, Marco A.;
Stolle, Claudia;
Pallamraju, Duggirala

Publication type:

Editorial

A Configuration Space Model for Intermediate‐Scale Ionospheric Structure.

Published in:

Radio Science, 2018, v. 53, n. 12, p. 1472, doi. 10.1029/2018RS006678

By:

Rino, Charles;
Carrano, Charles;
Groves, Keith;
Yokoyama, Tatsuhiro

Publication type:

Article

Latitudinal GRBR-TEC estimation in Southeast Asia region based on the two-station method.

Published in:

Radio Science, 2014, v. 49, n. 10, p. 910, doi. 10.1002/2013RS005347

By:

Watthanasangmechai, Kornyanat;
Yamamoto, Mamoru;
Saito, Akinori;
Tsugawa, Takuya;
Yokoyama, Tatsuhiro;
Supnithi, Pornchai;
Yatini, Clara Yono

Publication type:

Article

DEVELOPMENT OF HF MODELLING IN PENINSULAR MALAYSIA DURING THE RISE OF SOLAR CYCLE 24.

Published in:

Defence S&T Technical Bulletin, 2019, v. 12, n. 1, p. 51

By:

Malik, Rafidah Abd;
Abdullah, Mardina;
Abdullah, Sabirin;
Yokoyama Tatsuhiro;
Yatini, Clara Y.

Publication type:

Article

A three-dimensional stochastic structure model derived from high-resolution isolated equatorial plasma bubble simulations.

Published in:

Earth, Planets & Space, 2023, v. 75, n. 1, p. 1, doi. 10.1186/s40623-023-01823-6

By:

Rino, Charles;
Yokoyama, Tatsuhiro;
Carrano, Charles

Publication type:

Article

Solar and geomagnetic activity dependence of 150-km echoes observed by the Equatorial Atmosphere Radar in Indonesia.

Published in:

Earth, Planets & Space, 2022, v. 74, n. 1, p. 1, doi. 10.1186/s40623-022-01675-6

By:

Yokoyama, Tatsuhiro;
Takagi, Rieko;
Yamamoto, Mamoru

Publication type:

Article

On using a double-thin-shell approach and TEC perturbation component to sound night-time mid-latitude E–F coupling.

Published in:

Earth, Planets & Space, 2022, v. 74, n. 1, p. 1, doi. 10.1186/s40623-022-01639-w

By:

Fu, Weizheng;
Yokoyama, Tatsuhiro;
Ssessanga, Nicholas;
Yamamoto, Mamoru;
Liu, Peng

Publication type:

Article

Drift velocities of 150-km Field-Aligned Irregularities observed by the Equatorial Atmosphere Radar.

Published in:

Antarctic Record / Nankyoku Shiryo, 2013, v. 57, n. 3, p. 369

By:

Otsuka, Yuichi;
Mizutani, Naruhito;
Shiokawa, Kazuo;
Patra, Amit;
Yokoyama, Tatsuhiro;
Yamamoto, Mamoru

Publication type:

Article