| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Earth Science | 60 | 1893 | 1707 | 827 | 728 | 457 | 13181 |
The chart shows the history of publications by J. M. Ruohoniemi between 1985 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. J. M. Ruohoniemi published across 41 years, from 1985 to 2025, averaging 12.6 papers a year. Output peaked at 37 publications in 2017. 15 of the 518 publications appeared in the last two years.
518 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 3 |
| 1988 | 2 |
| 1989 | 5 |
| 1990 | 6 |
| 1991 | 8 |
| 1992 | 5 |
| 1993 | 6 |
| 1994 | 9 |
| 1995 | 3 |
| 1996 | 5 |
| 1997 | 1 |
| 1998 | 5 |
| 1999 | 6 |
| 2000 | 8 |
| 2001 | 16 |
| 2002 | 16 |
| 2003 | 11 |
| 2004 | 7 |
| 2005 | 11 |
| 2006 | 14 |
| 2007 | 11 |
| 2008 | 10 |
| 2009 | 10 |
| 2010 | 11 |
| 2011 | 20 |
| 2012 | 24 |
| 2013 | 25 |
| 2014 | 30 |
| 2015 | 29 |
| 2016 | 29 |
| 2017 | 37 |
| 2018 | 33 |
| 2019 | 29 |
| 2020 | 16 |
| 2021 | 15 |
| 2022 | 20 |
| 2023 | 5 |
| 2024 | 6 |
| 2025 | 9 |
| Total | 518 |
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 J. M. Ruohoniemi sits on this spectrum.
This scientist: 457 publications — 96th percentile
96% 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 | |
| 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 | 457 |
| 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 J. M. Ruohoniemi sits on this spectrum.
This scientist: 60 D-Index — 80th percentile
80% 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 | 60 |
| 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 |
J. M. Ruohoniemi is affiliated with Virginia Tech in the United States and has contributed extensively to research in physics and astronomy, with a significant focus on earth and planetary sciences. The scholarly work primarily explores ionosphere and magnetosphere dynamics, earthquake detection and analysis, and solar and space plasma dynamics. Their research integrates aspects of GNSS positioning and interference, geomagnetism and paleomagnetism studies, atmospheric ozone and climate, as well as geophysics and gravity measurements.
The scientist has published prolifically in prominent venues, most notably including the Journal of Geophysical Research Space Physics and Geophysical Research Letters. Other regular outlets for their research include Space Weather, Radio Science, and Frontiers in Astronomy and Space Sciences.
Among recent publications, several papers illustrate J. M. Ruohoniemi's research interests and collaborative efforts:
Key frequent co-authors who have worked closely with J. M. Ruohoniemi include:
Their research bridges various subfields of study, covering:
J. M. Ruohoniemi's work consistently investigates the dynamics of the ionosphere and magnetosphere, combining observations with modeling approaches to better understand how space weather events influence earth's near-space environment. Their scholarly contributions, distributed over diverse but interconnected topics, reflect a multidisciplinary approach to studying space and earth sciences.
G. Chisham;M. Lester;Steve E. Milan;M.P. Freeman
J. M. Ruohoniemi;K. B. Baker
J. M. Ruohoniemi;R. A. Greenwald
J. C. Samson;B. G. Harrold;J. M. Ruohoniemi;R. A. Greenwald
J. M. Ruohoniemi;R. A. Greenwald
A. D. M. Walker;J. M. Ruohoniemi;K. B. Baker;R. A. Greenwald
J. C. Samson;D. D. Wallis;T. J. Hughes;F. Creutzberg
Nozomu Nishitani;John Michael Ruohoniemi;Mark Lester;Joseph Benjamin Harold Baker
G. Lu;D. N. Baker;R. L. McPherron;Charlie J. Farrugia
J. M. Ruohoniemi;R. A. Greenwald;K. B. Baker;J. C. Samson
J. M. Ruohoniemi;R. A. Greenwald
E. D. Pettigrew;S. G. Shepherd;J. M. Ruohoniemi
J. M. Ruohoniemi;R. A. Greenwald;K. B. Baker;J. P. Villain
J. P. Villain;R. A. Greenwald;K. B. Baker;J. M. Ruohoniemi
Qing-He Zhang;Bei-Chen Zhang;Michael Lockwood;Hong-Qiao Hu
S. G. Shepherd;J. M. Ruohoniemi
J. C. Samson;R. A. Greenwald;J. M. Ruohoniemi;T. J. Hughes
O. de la Beaujardière;L. R. Lyons;J. M. Ruohoniemi;E. Friis-Christensen
R. A. Greenwald;K. B. Baker;J. M. Ruohoniemi;J. R. Dudeney
G. Lu;A. D. Richmond;B. A. Emery;P. H. Reiff
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