| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Earth Science | 38 | 6473 | 5996 | 179 | 168 | 378 | 5707 |
The chart shows the history of publications by Katsumi Hattori between 1968 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Katsumi Hattori published across 59 years, from 1968 to 2026, averaging 6.9 papers a year. Output peaked at 30 publications in 2011. 8 of the 408 publications appeared in the last two years.
408 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1968 | 1 |
| 1969 | 0 |
| 1970 | 0 |
| 1971 | 0 |
| 1972 | 0 |
| 1973 | 0 |
| 1974 | 0 |
| 1975 | 0 |
| 1976 | 0 |
| 1977 | 0 |
| 1978 | 0 |
| 1979 | 0 |
| 1980 | 0 |
| 1981 | 0 |
| 1982 | 0 |
| 1983 | 0 |
| 1984 | 0 |
| 1985 | 0 |
| 1986 | 0 |
| 1987 | 0 |
| 1988 | 0 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 5 |
| 1992 | 1 |
| 1993 | 2 |
| 1994 | 3 |
| 1995 | 1 |
| 1996 | 0 |
| 1997 | 0 |
| 1998 | 1 |
| 1999 | 0 |
| 2000 | 2 |
| 2001 | 7 |
| 2002 | 9 |
| 2003 | 9 |
| 2004 | 16 |
| 2005 | 4 |
| 2006 | 10 |
| 2007 | 9 |
| 2008 | 8 |
| 2009 | 21 |
| 2010 | 16 |
| 2011 | 30 |
| 2012 | 16 |
| 2013 | 17 |
| 2014 | 25 |
| 2015 | 28 |
| 2016 | 24 |
| 2017 | 28 |
| 2018 | 21 |
| 2019 | 30 |
| 2020 | 17 |
| 2021 | 12 |
| 2022 | 9 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 7 |
| 2026 | 1 |
| Total | 408 |
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 Katsumi Hattori sits on this spectrum.
This scientist: 378 publications — 93rd percentile
93% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 603 publications or more.
| Publications | Scientists | This scientist |
|---|---|---|
| 38–47 | 5 | |
| 48–57 | 33 | |
| 58–67 | 94 | |
| 68–77 | 161 | |
| 78–87 | 278 | |
| 88–97 | 376 | |
| 98–107 | 404 | |
| 108–117 | 484 | |
| 118–127 | 540 | |
| 128–137 | 557 | |
| 138–147 | 491 | |
| 148–157 | 495 | |
| 158–167 | 458 | |
| 168–177 | 490 | |
| 178–187 | 414 | |
| 188–197 | 401 | |
| 198–207 | 333 | |
| 208–217 | 292 | |
| 218–227 | 290 | |
| 228–237 | 262 | |
| 238–247 | 243 | |
| 248–257 | 208 | |
| 258–267 | 185 | |
| 268–277 | 147 | |
| 278–287 | 128 | |
| 288–297 | 119 | |
| 298–307 | 120 | |
| 308–317 | 107 | |
| 318–327 | 93 | |
| 328–337 | 87 | |
| 338–347 | 64 | |
| 348–357 | 87 | |
| 358–367 | 60 | |
| 368–377 | 60 | |
| 378–387 | 34 | 378 |
| 388–397 | 50 | |
| 398–407 | 44 | |
| 408–417 | 31 | |
| 418–427 | 39 | |
| 428–437 | 27 | |
| 438–447 | 36 | |
| 448–457 | 27 | |
| 458–467 | 29 | |
| 468–477 | 30 | |
| 478–487 | 19 | |
| 488–497 | 15 | |
| 498–507 | 18 | |
| 508–517 | 19 | |
| 518–527 | 16 | |
| 528–537 | 10 | |
| 538–547 | 11 | |
| 548–557 | 14 | |
| 558–567 | 11 | |
| 568–577 | 7 | |
| 578–587 | 14 | |
| 588–597 | 5 | |
| 598–602 | 4 | |
| 603+ | 100 |
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 Katsumi Hattori sits on this spectrum.
This scientist: 38 D-Index — 31st percentile
31% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 106 D-Index or more.
| D-Index | Scientists | This scientist |
|---|---|---|
| 30 | 144 | |
| 31 | 215 | |
| 32 | 278 | |
| 33 | 379 | |
| 34 | 366 | |
| 35 | 372 | |
| 36 | 389 | |
| 37 | 366 | |
| 38 | 344 | 38 |
| 39 | 349 | |
| 40 | 296 | |
| 41 | 289 | |
| 42 | 277 | |
| 43 | 279 | |
| 44 | 248 | |
| 45 | 257 | |
| 46 | 212 | |
| 47 | 202 | |
| 48 | 207 | |
| 49 | 204 | |
| 50 | 183 | |
| 51 | 178 | |
| 52 | 182 | |
| 53 | 178 | |
| 54 | 163 | |
| 55 | 117 | |
| 56 | 163 | |
| 57 | 120 | |
| 58 | 113 | |
| 59 | 136 | |
| 60 | 135 | |
| 61 | 96 | |
| 62 | 103 | |
| 63 | 83 | |
| 64 | 103 | |
| 65 | 83 | |
| 66 | 89 | |
| 67 | 92 | |
| 68 | 89 | |
| 69 | 78 | |
| 70 | 75 | |
| 71 | 53 | |
| 72 | 62 | |
| 73 | 54 | |
| 74 | 35 | |
| 75 | 52 | |
| 76 | 50 | |
| 77 | 32 | |
| 78 | 37 | |
| 79 | 20 | |
| 80 | 33 | |
| 81 | 36 | |
| 82 | 34 | |
| 83 | 34 | |
| 84 | 24 | |
| 85 | 19 | |
| 86 | 18 | |
| 87 | 26 | |
| 88 | 30 | |
| 89 | 17 | |
| 90 | 21 | |
| 91 | 19 | |
| 92 | 15 | |
| 93 | 14 | |
| 94 | 20 | |
| 95 | 9 | |
| 96 | 10 | |
| 97 | 15 | |
| 98 | 13 | |
| 99 | 3 | |
| 100 | 13 | |
| 101 | 3 | |
| 102 | 9 | |
| 103 | 4 | |
| 104 | 6 | |
| 105 | 6 | |
| 106+ | 98 |
Katsumi Hattori is affiliated with Chiba University in Japan and has made significant contributions to the field of Earth and Planetary Sciences, with a focus on geophysics and earthquake-related research. Their work spans several subfields including artificial intelligence, astronomy and astrophysics, molecular biology, and ocean engineering.
The main topics addressed in Katsumi Hattori's research involve earthquake detection and analysis, earthquake and tectonic studies, seismic waves and analysis, ionosphere and magnetosphere dynamics, seismology and earthquake studies, geochemistry and geologic mapping, as well as geomagnetism and paleomagnetism studies.
They have authored notable papers such as:
Frequent co-authors with whom Katsumi Hattori has collaborated include:
Katsumi Hattori's research outputs are regularly published in prominent journals such as the Journal of Geophysical Research Space Physics, Journal of Atmospheric Electricity, Entropy, Remote Sensing, and Journal of Atmospheric and Solar-Terrestrial Physics.
Jann-Yenq Liu;Y. I. Chen;Chia-Hung Chen;C. Y. Liu
Katsumi Hattori
S. Uyeda;M. Hayakawa;T. Nagao;O. Molchanov
Masashi Hayakawa;Tetsuya Itoh;Katsumi Hattori;Kiyohumi Yumoto
Masashi Hayakawa;Katsumi Hattori;Kenji Ohta
Shimpei Kon;Masahide Nishihashi;Katsumi Hattori
T. Nagao;Y. Orihara;T. Yamaguchi;I. Takahashi
Guangjing Xu;Peng Han;Qinghua Huang;Katsumi Hattori
Peng Han;Katsumi Hattori;Maiko Hirokawa;Jiancang Zhuang
K. Hattori;I. Takahashi;C. Yoshino;N. Isezaki
Katsumi Hattori;Peng Han;Chie Yoshino;Febty Febriani
J. Y. Liu;Y. I. Chen;C. H. Chen;K. Hattori
Katsumi Hattori;Aya Serita;Chie Yoshino;Masashi Hayakawa
Kaoru Gotoh;Yoshikazu Akinaga;Masashi Hayakawa;Katsumi Hattori;Katsumi Hattori
K. Hattori
Kaoru Gotoh;Masashi Hayakawa;Natalia A. Smirnova;Katsumi Hattori
Katsumi Hattori;Aya Serita;Kaoru Gotoh;Chie Yoshino
Peng Han;Katsumi Hattori;Guangjing Xu;Ryo Ashida
Unknown
V. S. Ismaguilov;Yu. A. Kopytenko;K. Hattori;P. M. Voronov
K. Hattori;P. Han
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