Takuya Tsugawa

National Institute of Information and Communications Technology — Japan

Physics and Astronomy · Physical Sciences

44h-index5.8kcitations307works0.82yr avg
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Research Topics

Ionosphere and magnetosphere dynamics(226), GNSS positioning and interference(135), Earthquake Detection and Analysis(125), Solar and Space Plasma Dynamics(65), Geophysics and Gravity Measurements(51)

Publications307 total

Ionospheric disturbances associated with the eruption of Mt. Asama observed by TEC data and HF Doppler sounding
Earth Planets and Space·2025Open Access
Visualizing the structure and motion of sporadic E layer using marine traffic radio signals
Earth Planets and Space·2025· 3 citedOpen Access
Enhancing Automatic Scaling of Ionograms Using AI and O-X Mode Separation
2025Open Access
The Photograph, Communication can be seen
Denshi Jouhou Tsuushin Gakkai Tsuushin Sosaieti magajin/B-plus/Denshi Jouhou Tsuushin Gakkai Tsuushin Sosaeti magajin·2024Open Access
Monitoring of equatorial plasma bubbles using aeronautical navigation system: a feasibility study
Earth Planets and Space·2023· 3 citedOpen Access
Spatio‐Temporal Characteristics of IPDP‐Type EMIC Waves on April 19, 2017: Implications for Loss of Relativistic Electrons in the Outer Belt
Journal of Geophysical Research Space Physics·2023· 4 citedOpen Access
Statistical analysis for EUV dynamic spectra and their impact on the ionosphere during solar flares
Earth Planets and Space·2023· 10 citedOpen Access
Message from the Winner
Journal of Disaster Research·2023Open Access
Impact of Space Weather on Various Fields
2023· 1 cited
Observations of sporadic E using aeronautical navigation radio waves
2023· 1 citedOpen Access
Harmonize HF COM Maximum Usable Frequency(MUF) Global Space Weather Centers Advisories.
2023Open Access
Strategy of ionospheric research and operation in NICT
2023Open Access
NICT Contribution to international activities for space weather services
2023Open Access
Statistical analysis for EUV dynamic spectra and their impact on the ionosphere during solar flares
Research Square (Research Square)·2022Open Access
On the Role of E‐F Region Coupling in the Generation of Nighttime MSTIDs During Summer and Equinox: Case Studies Over Northern Germany
Journal of Geophysical Research Space Physics·2022· 10 citedOpen Access
Generation Mechanisms of Plasma Density Irregularity in the Equatorial Ionosphere During a Geomagnetic Storm on 21–22 December 2014
Journal of Geophysical Research Space Physics·2022· 12 cited
Propagation characteristics of sporadic E and medium-scale traveling ionospheric disturbances (MSTIDs): statistics using HF Doppler and GPS-TEC data in Japan
Earth Planets and Space·2022· 9 citedOpen Access
Statistical Behavior of Large‐Scale Ionospheric Disturbances From High Latitudes to Mid‐Latitudes During Geomagnetic Storms Using 20‐yr GNSS‐TEC Data: Dependence on Season and Storm Intensity
Journal of Geophysical Research Space Physics·2022· 19 cited
Propagation Direction Analyses of Medium‐Scale Traveling Ionospheric Disturbances Observed Over North America With GPS‐TEC Perturbation Maps by Three‐Dimensional Spectral Analysis Method
Journal of Geophysical Research Space Physics·2022· 10 cited
Space weather benchmarks on Japanese society
Earth Planets and Space·2021· 14 citedOpen Access
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Frequent Co-authors

Yuichi Otsuka(38), Akinori Saito(23), Michi Nishioka(20), K. Shiokawa(12), T. Ogawa(11), M. Yamamoto(10), Takashi Maruyama(7), Tsutomu Nagatsuma(5), Nobuki Kotake(5), Mamoru Ishii(5), S. Miyazaki(4), M. Matsumura(4), Н. Нишитани(4), T. Yokoyama(4), S. Tulasi Ram(4), Atsuki Shinbori(4), S. Fukao(3), Hisao Kato(3), Tadahiko Ogawa(3), T. Iyemori(3)