| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Earth Science | 51 | 3151 | 2877 | 1268 | 1125 | 134 | 16835 |
The chart shows the history of publications by Robert L. Parker between 1950 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Robert L. Parker published across 76 years, from 1950 to 2025, averaging 3.5 papers a year. Output peaked at 11 publications in 1974. 4 of the 266 publications appeared in the last two years.
266 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1950 | 1 |
| 1951 | 0 |
| 1952 | 3 |
| 1953 | 2 |
| 1954 | 2 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 0 |
| 1958 | 1 |
| 1959 | 1 |
| 1960 | 0 |
| 1961 | 2 |
| 1962 | 3 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 1 |
| 1966 | 2 |
| 1967 | 4 |
| 1968 | 0 |
| 1969 | 1 |
| 1970 | 2 |
| 1971 | 4 |
| 1972 | 6 |
| 1973 | 5 |
| 1974 | 11 |
| 1975 | 3 |
| 1976 | 3 |
| 1977 | 8 |
| 1978 | 7 |
| 1979 | 7 |
| 1980 | 3 |
| 1981 | 4 |
| 1982 | 8 |
| 1983 | 2 |
| 1984 | 5 |
| 1985 | 8 |
| 1986 | 9 |
| 1987 | 11 |
| 1988 | 7 |
| 1989 | 6 |
| 1990 | 11 |
| 1991 | 5 |
| 1992 | 0 |
| 1993 | 2 |
| 1994 | 6 |
| 1995 | 3 |
| 1996 | 7 |
| 1997 | 5 |
| 1998 | 3 |
| 1999 | 5 |
| 2000 | 3 |
| 2001 | 4 |
| 2002 | 3 |
| 2003 | 2 |
| 2004 | 4 |
| 2005 | 3 |
| 2006 | 3 |
| 2007 | 7 |
| 2008 | 0 |
| 2009 | 1 |
| 2010 | 5 |
| 2011 | 3 |
| 2012 | 4 |
| 2013 | 6 |
| 2014 | 3 |
| 2015 | 2 |
| 2016 | 0 |
| 2017 | 0 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 7 |
| 2024 | 2 |
| 2025 | 2 |
| Total | 266 |
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 Robert L. Parker sits on this spectrum.
This scientist: 134 publications — 30th percentile
30% 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 | 134 |
| 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 Robert L. Parker sits on this spectrum.
This scientist: 51 D-Index — 66th percentile
66% 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 | 51 |
| 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 |
Steven C. Constable;Robert L. Parker;Catherine G. Constable
Unknown
Unknown
D. P. McKenzie;R. L. Parker
Robert L Parker
R. L. Parker;D. W. Oldenburg
Unknown
George Backus;Robert L. Parker;Catherine Constable
Unknown
Unknown
G. A. Prieto;R. L. Parker;F. L. Vernon
C. G. Constable;R. L. Parker
Unknown
Loren Shure;Robert L. Parker;George E. Backus
Unknown
Robert L. Parker
K. D. Klitgord;S. P. Huestis;J. D. Mudie;R. L. Parker
Unknown
Robert L. Parker;Marcia K. McNutt
Unknown
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