| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Earth Science | 31 | 8849 | 8221 | 275 | 261 | 129 | 5356 |
The chart shows the history of publications by Koji Yamamoto between 1972 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Koji Yamamoto published across 55 years, from 1972 to 2026, averaging 3.9 papers a year. Output peaked at 17 publications in 2012. 4 of the 216 publications appeared in the last two years.
216 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1972 | 1 |
| 1973 | 0 |
| 1974 | 0 |
| 1975 | 0 |
| 1976 | 0 |
| 1977 | 0 |
| 1978 | 0 |
| 1979 | 0 |
| 1980 | 0 |
| 1981 | 0 |
| 1982 | 0 |
| 1983 | 0 |
| 1984 | 1 |
| 1985 | 0 |
| 1986 | 0 |
| 1987 | 0 |
| 1988 | 0 |
| 1989 | 0 |
| 1990 | 0 |
| 1991 | 0 |
| 1992 | 0 |
| 1993 | 1 |
| 1994 | 0 |
| 1995 | 1 |
| 1996 | 1 |
| 1997 | 0 |
| 1998 | 1 |
| 1999 | 3 |
| 2000 | 1 |
| 2001 | 6 |
| 2002 | 5 |
| 2003 | 1 |
| 2004 | 6 |
| 2005 | 5 |
| 2006 | 10 |
| 2007 | 9 |
| 2008 | 12 |
| 2009 | 13 |
| 2010 | 8 |
| 2011 | 5 |
| 2012 | 17 |
| 2013 | 9 |
| 2014 | 17 |
| 2015 | 11 |
| 2016 | 10 |
| 2017 | 7 |
| 2018 | 11 |
| 2019 | 10 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 9 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 1 |
| Total | 216 |
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 Koji Yamamoto sits on this spectrum.
This scientist: 129 publications — 27th percentile
27% 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 | 129 |
| 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 | |
| 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 Koji Yamamoto sits on this spectrum.
This scientist: 31 D-Index — 4th percentile
4% 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 | 31 |
| 32 | 278 | |
| 33 | 379 | |
| 34 | 366 | |
| 35 | 372 | |
| 36 | 389 | |
| 37 | 366 | |
| 38 | 344 | |
| 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 |
Yoshihiro Konno;Tetsuya Fujii;Akihiko Sato;Koya Akamine
Tetsuya Fujii;Kiyofumi Suzuki;Tokujiro Takayama;Machiko Tamaki
K. Yamamoto;X.-X. Wang;M. Tamaki;K. Suzuki
Unknown
S. Uchida;K. Soga;K. Yamamoto
Unknown
Shun Uchida;Assaf Klar;Koji Yamamoto
Unknown
Ning-Jun Jiang;Hideyoshi Yoshioka;Koji Yamamoto;Kenichi Soga
Masanori Kurihara;Akihiko Sato;Kunihiro Funatsu;Hisanao Ouchi
M.D. White;T.J. Kneafsey;Y. Seol;W.F. Waite
Assaf Klar;Shun Uchida;Kenichi Soga;Koji Yamamoto
Unknown
Kiyofumi Suzuki;Peter Schultheiss;Yoshihiro Nakatsuka;Takuma Ito
Unknown
S Nakano;K Yamamoto;K Ohgaki
Y. Kubo;Y. Mizuguchi;F. Inagaki;K. Yamamoto
Ray Boswell;Steve Hancock;Koji Yamamoto;Timothy Collett
Scott R. Dallimore;J. Frederick Wright;F. Mark Nixon;Masanori Kurihara
S R Dallimore;K Yamamoto;J F Wright;G Bellefleur
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