| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Earth Science | 37 | 6735 | 6237 | 2363 | 2091 | 275 | 6903 |
The chart shows the history of publications by R. M. Leckie between 1960 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. R. M. Leckie published across 67 years, from 1960 to 2026, averaging 5.7 papers a year. Output peaked at 109 publications in 2019. 12 of the 380 publications appeared in the last two years.
380 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1960 | 1 |
| 1961 | 0 |
| 1962 | 1 |
| 1963 | 1 |
| 1964 | 0 |
| 1965 | 2 |
| 1966 | 0 |
| 1967 | 0 |
| 1968 | 4 |
| 1969 | 0 |
| 1970 | 0 |
| 1971 | 2 |
| 1972 | 0 |
| 1973 | 2 |
| 1974 | 0 |
| 1975 | 0 |
| 1976 | 0 |
| 1977 | 0 |
| 1978 | 0 |
| 1979 | 0 |
| 1980 | 0 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 2 |
| 1984 | 7 |
| 1985 | 3 |
| 1986 | 2 |
| 1987 | 1 |
| 1988 | 2 |
| 1989 | 1 |
| 1990 | 4 |
| 1991 | 2 |
| 1992 | 1 |
| 1993 | 16 |
| 1994 | 1 |
| 1995 | 4 |
| 1996 | 0 |
| 1997 | 0 |
| 1998 | 3 |
| 1999 | 4 |
| 2000 | 6 |
| 2001 | 3 |
| 2002 | 3 |
| 2003 | 9 |
| 2004 | 2 |
| 2005 | 8 |
| 2006 | 4 |
| 2007 | 4 |
| 2008 | 6 |
| 2009 | 17 |
| 2010 | 5 |
| 2011 | 4 |
| 2012 | 5 |
| 2013 | 4 |
| 2014 | 4 |
| 2015 | 5 |
| 2016 | 10 |
| 2017 | 17 |
| 2018 | 12 |
| 2019 | 109 |
| 2020 | 26 |
| 2021 | 18 |
| 2022 | 4 |
| 2023 | 7 |
| 2024 | 7 |
| 2025 | 11 |
| 2026 | 1 |
| Total | 380 |
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 R. M. Leckie sits on this spectrum.
This scientist: 275 publications — 83rd percentile
83% 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 | 275 |
| 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 R. M. Leckie sits on this spectrum.
This scientist: 37 D-Index — 27th percentile
27% 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 | 37 |
| 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 |
R. Mark Leckie;Timothy J. Bralower;Richard Cashman
Zhonghui Liu;Zhonghui Liu;Mark Pagani;David Zinniker;Robert DeConto
Timothy J. Bralower;Michael A. Arthur;R. Mark Leckie;William V. Sliter
Timothy J. Bralower;R. Mark Leckie;William V. Sliter;Hans R. Thierstein
Unknown
Timothy J. Bralower;William V. Sliter;Michael A. Arthur;R. Mark Leckie
Timothy J. Bralower;Charles K. Paull;R. Mark Leckie
Reishi Takashima;Hiroshi Nishi;Brian T. Huber;R. Mark Leckie
Brian T. Huber;R. Mark Leckie;Richard D. Norris;Timothy J. Bralower
Brian T. Huber;R. Mark Leckie
Unknown
Cédric M. John;Garry D. Karner;Emily Browning;R. Mark Leckie
Unknown
Unknown
Unknown
Unknown
W. H. Berger;R. M. Leckie;T. R. Janecek;R. Stax
Unknown
Tracy D. Frank;Deborah J. Thomas;R. Mark Leckie;Michael A. Arthur
Unknown
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