| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Engineering and Technology | 45 | 5392 | 5196 | 217 | 207 | 288 | 9609 |
The chart shows the history of publications by John A. Rowlands between 1971 and 2020, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. John A. Rowlands published across 50 years, from 1971 to 2020, averaging 6.6 papers a year. Output peaked at 32 publications in 2008. 1 of the 331 publications appeared in the last two years.
331 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1971 | 1 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 5 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 3 |
| 1979 | 0 |
| 1980 | 2 |
| 1981 | 3 |
| 1982 | 5 |
| 1983 | 2 |
| 1984 | 6 |
| 1985 | 4 |
| 1986 | 3 |
| 1987 | 2 |
| 1988 | 3 |
| 1989 | 4 |
| 1990 | 4 |
| 1991 | 3 |
| 1992 | 3 |
| 1993 | 2 |
| 1994 | 1 |
| 1995 | 11 |
| 1996 | 6 |
| 1997 | 11 |
| 1998 | 17 |
| 1999 | 6 |
| 2000 | 8 |
| 2001 | 7 |
| 2002 | 15 |
| 2003 | 9 |
| 2004 | 11 |
| 2005 | 25 |
| 2006 | 29 |
| 2007 | 14 |
| 2008 | 32 |
| 2009 | 18 |
| 2010 | 12 |
| 2011 | 5 |
| 2012 | 10 |
| 2013 | 10 |
| 2014 | 8 |
| 2015 | 3 |
| 2016 | 0 |
| 2017 | 1 |
| 2018 | 0 |
| 2019 | 0 |
| 2020 | 1 |
| Total | 331 |
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 John A. Rowlands sits on this spectrum.
This scientist: 288 publications — 74th percentile
74% 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 | |
| 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 | 288 |
| 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 John A. Rowlands sits on this spectrum.
This scientist: 45 D-Index — 46th percentile
46% 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 | |
| 43 | 380 | |
| 44 | 310 | |
| 45 | 341 | 45 |
| 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 |
John A. Rowlands is affiliated with the Sunnybrook Health Science Centre in Canada. Their research work focuses on several interconnected fields within physics and engineering, including Radiation, Electrical and Electronic Engineering, and Atomic and Molecular Physics, and Optics.
The main fields of study for Rowlands encompass:
Within these broader fields, they have contributed to specific subfields such as:
The primary topics of research explored by Rowlands feature aspects related to semiconductor and detector technologies as well as optics, including:
Rowlands's publication record includes recent research published in the "Journal of Materials Science Materials in Electronics." One notable paper is titled "Differences between transient photoconductivity in a-Se sandwich (bulk) and co-planar (interface) structures", published in 2020.
Frequent collaboration is evident with co-authors such as:
Their work has primarily appeared in the following publication venue:
There are no awards or book publications listed for John A. Rowlands. The data indicates that they remain active in their research pursuits.
M J Yaffe;J A Rowlands
Safa O. Kasap;Joel B. Frey;George Belev;Olivier Tousignant
Wei Zhao;J. A. Rowlands
John Yorkston;John A. Rowlands
K.S. Karim;A. Nathan;J.A. Rowlands
John Rowlands;Safa Kasap
Wei Zhao;J. A. Rowlands
S.O. Kasap;J.A. Rowlands
Safa Kasap;Joel B. Frey;George Belev;Olivier Tousignant
S. O. Kasap;J. A. Rowlands
Wei Zhao;W. G. Ji;Anne Debrie;J. A. Rowlands
Wei Zhao;Ira Blevis;Stephen Germann;J. A. Rowlands
S.O. Kasap;J.A. Rowlands
W. Que;J. A. Rowlands
N. Safavian;G.R. Chaji;A. Nathan;J.A. Rowlands
Nader Safavian;G. R. Chaji;A. Nathan;J. A. Rowlands
D. C. Hunt;O. Tousignant;J. A. Rowlands
S.O. Kasap;M. Zahangir Kabir;J.A. Rowlands
N. Safavian;G.R. Chaji;M.Z. Kabir;A. Nathan
Rebecca Fahrig;Kim Butts;John A. Rowlands;Rowland Saunders
J. A. Rowlands;D. M. Hunter;N. Araj
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