| Discipline name | D-Index | World Ranking | National Ranking | Publications | Citations |
|---|---|---|---|---|---|
| Earth Science | 100 | 135 | 14 | 204 | 33823 |
The chart shows the history of publications by R.K. O'Nions between 1968 and 2013, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. R.K. O'Nions published across 46 years, from 1968 to 2013, averaging 4.6 papers a year. Output peaked at 13 publications in 1988. 1 of the 211 publications appeared in the last two years.
211 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1968 | 1 |
| 1969 | 0 |
| 1970 | 0 |
| 1971 | 3 |
| 1972 | 6 |
| 1973 | 7 |
| 1974 | 3 |
| 1975 | 3 |
| 1976 | 7 |
| 1977 | 5 |
| 1978 | 7 |
| 1979 | 10 |
| 1980 | 5 |
| 1981 | 3 |
| 1982 | 3 |
| 1983 | 6 |
| 1984 | 8 |
| 1985 | 4 |
| 1986 | 6 |
| 1987 | 4 |
| 1988 | 13 |
| 1989 | 4 |
| 1990 | 7 |
| 1991 | 5 |
| 1992 | 10 |
| 1993 | 8 |
| 1994 | 11 |
| 1995 | 7 |
| 1996 | 9 |
| 1997 | 7 |
| 1998 | 7 |
| 1999 | 7 |
| 2000 | 5 |
| 2001 | 3 |
| 2002 | 11 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 0 |
| 2006 | 0 |
| 2007 | 0 |
| 2008 | 2 |
| 2009 | 0 |
| 2010 | 0 |
| 2011 | 0 |
| 2012 | 0 |
| 2013 | 1 |
| Total | 211 |
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.K. O'Nions sits on this spectrum.
This scientist: 204 publications — 64th percentile
64% 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 | 204 |
| 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 R.K. O'Nions sits on this spectrum.
This scientist: 100 D-Index — 99th percentile
99% 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 | |
| 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 | 100 |
| 101 | 3 | |
| 102 | 9 | |
| 103 | 4 | |
| 104 | 6 | |
| 105 | 6 | |
| 106+ | 98 |
R.K. O'Nions is affiliated with the University of Oxford in the United Kingdom. Their academic career is notable for recognition within the geophysical sciences, marked by the award of Fellowship from the American Geophysical Union (AGU) in 1979.
Their research spans broad areas of geoscience, although specific subfields, topics, and recent publications are not listed. The absence of detailed paper titles and coauthor information limits the ability to outline a publication history or collaboration network comprehensively.
The scientist's work is situated principally within academic and geophysical contexts, with representation in recognized scholarly communities and an affiliation with a leading research institution.
Dan McKENZIE;R. K. O'nions
N.M. Evensen;P.J. Hamilton;R.K. O'Nions
S.L. Goldstein;S.L. Goldstein;R.K. O'Nions;P.J. Hamilton
Robert S. White;Dan McKenzie;R. Keith O'Nions
R.K. O'Nions;P.J. Hamilton;N.M. Evensen
R. K. O'Nions;N. M. Evensen;P. J. Hamilton
X.K. Zhu;Y. Guo;R.J.P. Williams;R.K. O’Nions
Dan McKENZIE;R. Keith O'nions
Dan McKenzie;R. K. O'Nions
R. K. O'Nions;E. R. Oxburgh
R.K. O'Nions;E.R. Oxburgh
C.J. Hawkesworth;R.K. O'Nions;R.J. Pankhurst;P.J. Hamilton
X.K. Zhu;R.K. O'Nions;Y. Guo;N.S. Belshaw
A. S. Cohen;R. K. O'Nions;R. Siegenthaler;R. Siegenthaler;W. L. Griffin
P.J. Hamilton;R.K. O'Nions;D. Bridgwater;A. Nutman
S. Moorbath;R. K. O'nions;R. J. Pankhurst
R. S. Cohen;R. K. O'nions
R.K. O'Nions;P.J. Hamilton;P.J. Hooker
P. J. Hamilton;N. M. Evensen;R. K. O'Nions;J. Tarney
R. S. Cohen;R. S. Cohen;N. M. Evensen;P. J. Hamilton;R. K. O'Nions;R. K. O'Nions
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