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Masashi Hayakawa publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Masashi Hayakawa sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

The last bar groups every scientist with 510 publications or more.

Masashi Hayakawa D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Masashi Hayakawa sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

The last bar groups every scientist with 94 D-Index or more.

Overview

Masashi Hayakawa is affiliated with the University of Electro-Communications in Japan. Their research primarily spans the fields of Earth and Planetary Sciences and Physics and Astronomy, with a particular focus on Geophysics and Astronomy and Astrophysics. Their work also intersects areas such as Artificial Intelligence, Nuclear and High Energy Physics, and Ocean Engineering.

Hayakawa's published research covers diverse topics, including Earthquake Detection and Analysis, Seismic Waves and Analysis, earthquake and tectonic studies, and Seismology and Earthquake Studies. They also investigate Lightning and Electromagnetic Phenomena, Ionosphere and magnetosphere dynamics, and Particle physics theoretical and experimental studies.

Recent papers authored or co-authored by Hayakawa include:

  • Lithosphere-Atmosphere-Ionosphere Coupling Effects Based on Multiparameter Precursor Observations for February-March 2021 Earthquakes (M~7) in the Offshore of Tohoku Area of Japan, 2021, Geosciences
  • Pre-Seismic Irregularities during the 2020 Samos (Greece) Earthquake (M = 6.9) as Investigated from Multi-Parameter Approach by Ground and Space-Based Techniques, 2021, Atmosphere
  • A Review on Electrodynamic Influence of Atmospheric Processes to the Ionosphere, 2020, Open Journal of Earthquake Research
  • The anomalous magnetic moment of the muon in the Standard Model, 2020, Zurich Open Repository and Archive (University of Zurich)
  • Hadronic Light-by-Light Scattering Contribution to the Muon Anomalous Magnetic Moment from Lattice QCD, 2020, Physical Review Letters

Frequent co-authors collaborating with Hayakawa include:

  • A. P. Nickolaenko
  • Stelios M. Potirakis
  • Sudipta Sasmal
  • A. Schekotov
  • Y. Hobara

Hayakawa's research appears regularly in specialized academic venues, such as:

  • Atmosphere
  • Open Journal of Earthquake Research
  • Journal of Atmospheric and Solar-Terrestrial Physics
  • Geosciences
  • Entropy

Their work frequently addresses methodologies and results related to earthquake and seismic wave analysis. They also explore the coupling mechanisms between the lithosphere, atmosphere, and ionosphere in relation to seismic events. Additionally, some of their publications intersect with particle physics, notably in studies of the anomalous magnetic moment of the muon.

Masashi Hayakawa's contributions integrate observational and theoretical approaches to understanding geophysical phenomena and their broader implications in space weather and high-energy physics contexts.

Best Publications

  • Atmospheric and ionospheric electromagnetic phenomena associated with earthquakes

    M. Hayakawa

  • Resonances in the Earth-Ionosphere Cavity

    A. P. Nickolaenko;M. Hayakawa

  • Results of ultra-low-frequency magnetic field measurements during the Guam Earthquake of 8 August 1993

    Masashi Hayakawa;Ryusuke Kawate;Oleg A. Molchanov;Kiyohumi Yumoto

  • Thermal IR satellite data application for earthquake research in Japan and China

    Andrew A. Tronin;Masashi Hayakawa;Oleg A. Molchanov

  • Subionospheric VLF signal perturbations possibly related to earthquakes

    O. A. Molchanov;M. Hayakawa

  • Generation of ULF electromagnetic emissions by microfracturing

    O. A. Molchanov;M. Hayakawa

  • Fractal analysis of ULF geomagnetic data associated with the Guam Earthquake on August 8, 1993

    Masashi Hayakawa;Tetsuya Ito;Natalia Smirnova

  • MAGNETOSPHERIC CHORUS EMISSIONS : A REVIEW

    S.S. Sazhin;M. Hayakawa

  • Electric and magnetic phenomena observed before the volcano-seismic activity in 2000 in the Izu Island Region, Japan

    S. Uyeda;M. Hayakawa;T. Nagao;O. Molchanov

  • The precursory signature effect of the Kobe earthquake on VLF subionospheric signals

    M. Hayakawa

  • ULF electromagnetic precursors for an earthquake at Biak, Indonesia on February 17, 1996

    Masashi Hayakawa;Tetsuya Itoh;Katsumi Hattori;Kiyohumi Yumoto

  • Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with Earthquakes

    Masashi Hayakawa;Katsumi Hattori;Kenji Ohta

  • Penetration characteristics of electromagnetic emissions from an underground seismic source into the atmosphere, ionosphere, and magnetosphere

    O. A. Molchanov;M. Hayakawa;V. A. Rafalsky

  • Middle latitude LF (40 kHz) phase variations associated with earthquakes for quiet and disturbed geomagnetic conditions

    A. Rozhnoi;M.S. Solovieva;O.A. Molchanov;M. Hayakawa

  • Precursory effects in the subionospheric VLF signals for the Kobe earthquake

    O.A Molchanov;M Hayakawa;T Oudoh;E Kawai

  • A statistical study on the correlation between lower ionospheric perturbations as seen by subionospheric VLF/LF propagation and earthquakes

    M. Hayakawa;Y. Kasahara;T. Nakamura;F. Muto

  • VLF/LF Radio Sounding of Ionospheric Perturbations Associated with Earthquakes

    Masashi Hayakawa

  • Lithosphere-atmosphere-ionosphere coupling as governing mechanism for preseismic short-term events in atmosphere and ionosphere

    O. Molchanov;E. Fedorov;A. Schekotov;E. Gordeev

  • Electromagnetic anomalies associated with 1995 Kobe earthquake

    T. Nagao;Y. Enomoto;Y. Fujinawa;M. Hata

  • On the generation mechanism of ULF seismogenic electromagnetic emissions

    O.A. Molchanov;M. Hayakawa

  • Global diagnostics of the ionospheric perturbations related to the seismic activity using the VLF radio signals collected on the DEMETER satellite

    O. Molchanov;A. Rozhnoi;M. Solovieva;O. Akentieva

Frequent Co-Authors

Oleg A. Molchanov
Oleg A. Molchanov Russian Academy of Sciences
Kenji Ohta
Kenji Ohta Tokyo Institute of Technology
Katsumi Hattori
Katsumi Hattori Chiba University
Michel Parrot
Michel Parrot Centre national de la recherche scientifique, CNRS
Konrad Schwingenschuh
Konrad Schwingenschuh Austrian Academy of Sciences
Yaroslav D. Sergeyev
Yaroslav D. Sergeyev University of Calabria
Tadayuki Takahashi
Tadayuki Takahashi Kavli Institute for the Physics and Mathematics of the Universe
Kiyohumi Yumoto
Kiyohumi Yumoto Kyushu University
Mahmoud Omid
Mahmoud Omid University of Tehran

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