| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Engineering and Technology | 42 | 6620 | 6392 | 1812 | 1681 | 142 | 6474 |
The chart shows the history of publications by Ronald A. Siegel between 1975 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ronald A. Siegel published across 51 years, from 1975 to 2025, averaging 5 papers a year. Output peaked at 15 publications in 2002. 12 of the 254 publications appeared in the last two years.
254 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1975 | 2 |
| 1976 | 0 |
| 1977 | 0 |
| 1978 | 1 |
| 1979 | 1 |
| 1980 | 0 |
| 1981 | 2 |
| 1982 | 0 |
| 1983 | 2 |
| 1984 | 7 |
| 1985 | 4 |
| 1986 | 5 |
| 1987 | 1 |
| 1988 | 6 |
| 1989 | 4 |
| 1990 | 4 |
| 1991 | 5 |
| 1992 | 7 |
| 1993 | 6 |
| 1994 | 5 |
| 1995 | 6 |
| 1996 | 9 |
| 1997 | 5 |
| 1998 | 2 |
| 1999 | 5 |
| 2000 | 4 |
| 2001 | 2 |
| 2002 | 15 |
| 2003 | 6 |
| 2004 | 12 |
| 2005 | 9 |
| 2006 | 5 |
| 2007 | 4 |
| 2008 | 5 |
| 2009 | 11 |
| 2010 | 7 |
| 2011 | 6 |
| 2012 | 8 |
| 2013 | 7 |
| 2014 | 6 |
| 2015 | 6 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 7 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 8 |
| 2023 | 5 |
| 2024 | 9 |
| 2025 | 3 |
| Total | 254 |
The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Ronald A. Siegel sits on this spectrum.
This scientist: 142 publications — 23rd percentile
23% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 804 publications or more.
| Publications | Scientists | This scientist |
|---|---|---|
| 38–47 | 20 | |
| 48–57 | 35 | |
| 58–67 | 96 | |
| 68–77 | 135 | |
| 78–87 | 190 | |
| 88–97 | 259 | |
| 98–107 | 283 | |
| 108–117 | 369 | |
| 118–127 | 341 | |
| 128–137 | 386 | |
| 138–147 | 372 | 142 |
| 148–157 | 457 | |
| 158–167 | 415 | |
| 168–177 | 407 | |
| 178–187 | 421 | |
| 188–197 | 378 | |
| 198–207 | 403 | |
| 208–217 | 317 | |
| 218–227 | 346 | |
| 228–237 | 321 | |
| 238–247 | 260 | |
| 248–257 | 280 | |
| 258–267 | 240 | |
| 268–277 | 214 | |
| 278–287 | 242 | |
| 288–297 | 203 | |
| 298–307 | 166 | |
| 308–317 | 154 | |
| 318–327 | 175 | |
| 328–337 | 159 | |
| 338–347 | 99 | |
| 348–357 | 131 | |
| 358–367 | 106 | |
| 368–377 | 118 | |
| 378–387 | 97 | |
| 388–397 | 108 | |
| 398–407 | 82 | |
| 408–417 | 71 | |
| 418–427 | 64 | |
| 428–437 | 55 | |
| 438–447 | 54 | |
| 448–457 | 60 | |
| 458–467 | 47 | |
| 468–477 | 40 | |
| 478–487 | 30 | |
| 488–497 | 29 | |
| 498–507 | 38 | |
| 508–517 | 40 | |
| 518–527 | 32 | |
| 528–537 | 23 | |
| 538–547 | 28 | |
| 548–557 | 23 | |
| 558–567 | 19 | |
| 568–577 | 16 | |
| 578–587 | 17 | |
| 588–597 | 18 | |
| 598–607 | 22 | |
| 608–617 | 15 | |
| 618–627 | 9 | |
| 628–637 | 11 | |
| 638–647 | 21 | |
| 648–657 | 12 | |
| 658–667 | 9 | |
| 668–677 | 11 | |
| 678–687 | 9 | |
| 688–697 | 6 | |
| 698–707 | 14 | |
| 708–717 | 7 | |
| 718–727 | 8 | |
| 728–737 | 10 | |
| 738–747 | 9 | |
| 748–757 | 5 | |
| 758–767 | 5 | |
| 768–777 | 11 | |
| 778–787 | 7 | |
| 788–797 | 2 | |
| 798–803 | 4 | |
| 804+ | 100 |
The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Ronald A. Siegel sits on this spectrum.
This scientist: 42 D-Index — 35th percentile
35% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 107 D-Index or more.
| D-Index | Scientists | This scientist |
|---|---|---|
| 30 | 59 | |
| 31 | 114 | |
| 32 | 129 | |
| 33 | 189 | |
| 34 | 200 | |
| 35 | 262 | |
| 36 | 311 | |
| 37 | 312 | |
| 38 | 350 | |
| 39 | 385 | |
| 40 | 348 | |
| 41 | 362 | |
| 42 | 426 | 42 |
| 43 | 380 | |
| 44 | 310 | |
| 45 | 341 | |
| 46 | 301 | |
| 47 | 306 | |
| 48 | 271 | |
| 49 | 246 | |
| 50 | 210 | |
| 51 | 253 | |
| 52 | 213 | |
| 53 | 221 | |
| 54 | 195 | |
| 55 | 186 | |
| 56 | 170 | |
| 57 | 167 | |
| 58 | 166 | |
| 59 | 144 | |
| 60 | 152 | |
| 61 | 141 | |
| 62 | 138 | |
| 63 | 131 | |
| 64 | 118 | |
| 65 | 114 | |
| 66 | 119 | |
| 67 | 95 | |
| 68 | 87 | |
| 69 | 77 | |
| 70 | 89 | |
| 71 | 69 | |
| 72 | 54 | |
| 73 | 46 | |
| 74 | 55 | |
| 75 | 54 | |
| 76 | 49 | |
| 77 | 53 | |
| 78 | 46 | |
| 79 | 28 | |
| 80 | 39 | |
| 81 | 36 | |
| 82 | 24 | |
| 83 | 26 | |
| 84 | 36 | |
| 85 | 18 | |
| 86 | 25 | |
| 87 | 19 | |
| 88 | 26 | |
| 89 | 27 | |
| 90 | 23 | |
| 91 | 15 | |
| 92 | 12 | |
| 93 | 9 | |
| 94 | 15 | |
| 95 | 10 | |
| 96 | 13 | |
| 97 | 13 | |
| 98 | 9 | |
| 99 | 7 | |
| 100 | 7 | |
| 101 | 8 | |
| 102 | 7 | |
| 103 | 7 | |
| 104 | 9 | |
| 105 | 6 | |
| 106 | 9 | |
| 107+ | 99 |
Ronald A. Siegel;Bruce A. Firestone
Babak Ziaie;Antonio Baldi;Ming Lei;Yuandong Gu
Ronald A. Siegel;Mahmood Falamarzian;Bruce A. Firestone;Bret C. Moxley
Ronald A. Siegel;Michael J. Rathbone
Ronald A. Siegel;Robert Langer
A. Baldi;Yuandong Gu;P.E. Loftness;R.A. Siegel
B. A. Firestone;R. A. Siegel
Ronald A. Siegel
Rajan Bawa;Rajan Bawa;Ronald A. Siegel;Ronald A. Siegel;Brian Marasca;Marcus Karel
Ronald A. Siegel
Ahmad Hivechi;Ahmad Hivechi;S. Hajir Bahrami;Ronald A. Siegel
Ming Lei;Antonio Baldi;Antonio Baldi;Eric Nuxoll;Ronald A. Siegel
Ronald A. Siegel;Robert Langer
Ronald A. Siegel;Joseph Kost;Robert Langer
Ronald A. Siegel;Yuandong Gu;Ming Lei;Antonio Baldi
Bruce A. Firestone;Ronald A. Siegel
Ronald A Siegel;Robert Langert
Ronald A. Siegel
Babak Ziaie;Ronald A. Siegel;Yuandong Gu;Antonio Baldi
Ronald A. Siegel;Edward L. Cussler
Ahmad Hivechi;Ahmad Hivechi;S. Hajir Bahrami;Ronald A. Siegel;Peiman B.Milan
If you think any of the details on this page are incorrect, let us know.
Oak Ridge National Laboratory
Norwegian University of Life Sciences
Witten/Herdecke University
Oslo University Hospital
University of Geneva
University of Pittsburgh
National Oceanography Centre
Stockholm University
University of Porto
German Cancer Research Center
University of Oxford
Instituto Tecnológico de Tijuana
University of Liège
East China University of Science and Technology
Sapienza University of Rome
Victoria University of Wellington