| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Chemistry | 79 | 3640 | 3301 | 1171 | 981 | 244 | 21021 |
| Biology and Biochemistry | 79 | 4340 | 4004 | 2114 | 1905 | 250 | 21171 |
The chart shows the history of publications by James G. Ferry between 1974 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. James G. Ferry published across 52 years, from 1974 to 2025, averaging 5.2 papers a year. Output peaked at 13 publications in 2001. 8 of the 271 publications appeared in the last two years.
271 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1974 | 1 |
| 1975 | 0 |
| 1976 | 1 |
| 1977 | 1 |
| 1978 | 0 |
| 1979 | 0 |
| 1980 | 1 |
| 1981 | 0 |
| 1982 | 3 |
| 1983 | 3 |
| 1984 | 9 |
| 1985 | 6 |
| 1986 | 6 |
| 1987 | 4 |
| 1988 | 7 |
| 1989 | 6 |
| 1990 | 3 |
| 1991 | 4 |
| 1992 | 5 |
| 1993 | 7 |
| 1994 | 6 |
| 1995 | 3 |
| 1996 | 7 |
| 1997 | 3 |
| 1998 | 5 |
| 1999 | 8 |
| 2000 | 10 |
| 2001 | 13 |
| 2002 | 6 |
| 2003 | 4 |
| 2004 | 10 |
| 2005 | 11 |
| 2006 | 13 |
| 2007 | 10 |
| 2008 | 7 |
| 2009 | 4 |
| 2010 | 10 |
| 2011 | 5 |
| 2012 | 4 |
| 2013 | 8 |
| 2014 | 6 |
| 2015 | 7 |
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 9 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 4 |
| 2023 | 9 |
| 2024 | 6 |
| 2025 | 2 |
| Total | 271 |
The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where James G. Ferry sits on this spectrum.
This scientist: 244 publications — 48th percentile
48% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 1,295 publications or more.
| Publications | Scientists | This scientist |
|---|---|---|
| 61–80 | 66 | |
| 81–100 | 302 | |
| 101–120 | 623 | |
| 121–140 | 918 | |
| 141–160 | 1,218 | |
| 161–180 | 1,350 | |
| 181–200 | 1,344 | |
| 201–220 | 1,281 | |
| 221–240 | 1,216 | |
| 241–260 | 1,100 | 244 |
| 261–280 | 979 | |
| 281–300 | 939 | |
| 301–320 | 764 | |
| 321–340 | 643 | |
| 341–360 | 628 | |
| 361–380 | 522 | |
| 381–400 | 459 | |
| 401–420 | 397 | |
| 421–440 | 327 | |
| 441–460 | 270 | |
| 461–480 | 265 | |
| 481–500 | 252 | |
| 501–520 | 201 | |
| 521–540 | 185 | |
| 541–560 | 148 | |
| 561–580 | 148 | |
| 581–600 | 132 | |
| 601–620 | 114 | |
| 621–640 | 104 | |
| 641–660 | 91 | |
| 661–680 | 92 | |
| 681–700 | 73 | |
| 701–720 | 57 | |
| 721–740 | 54 | |
| 741–760 | 67 | |
| 761–780 | 45 | |
| 781–800 | 46 | |
| 801–820 | 39 | |
| 821–840 | 32 | |
| 841–860 | 36 | |
| 861–880 | 29 | |
| 881–900 | 26 | |
| 901–920 | 24 | |
| 921–940 | 14 | |
| 941–960 | 23 | |
| 961–980 | 28 | |
| 981–1,000 | 15 | |
| 1,001–1,020 | 29 | |
| 1,021–1,040 | 12 | |
| 1,041–1,060 | 19 | |
| 1,061–1,080 | 12 | |
| 1,081–1,100 | 6 | |
| 1,101–1,120 | 8 | |
| 1,121–1,140 | 12 | |
| 1,141–1,160 | 5 | |
| 1,161–1,180 | 6 | |
| 1,181–1,200 | 14 | |
| 1,201–1,220 | 7 | |
| 1,221–1,240 | 2 | |
| 1,241–1,260 | 6 | |
| 1,261–1,280 | 4 | |
| 1,281–1,294 | 6 | |
| 1,295+ | 100 |
The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where James G. Ferry sits on this spectrum.
This scientist: 79 D-Index — 80th percentile
80% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 159 D-Index or more.
| D-Index | Scientists | This scientist |
|---|---|---|
| 40–41 | 289 | |
| 42–43 | 612 | |
| 44–45 | 808 | |
| 46–47 | 776 | |
| 48–49 | 835 | |
| 50–51 | 861 | |
| 52–53 | 872 | |
| 54–55 | 933 | |
| 56–57 | 1,051 | |
| 58–59 | 930 | |
| 60–61 | 882 | |
| 62–63 | 834 | |
| 64–65 | 731 | |
| 66–67 | 775 | |
| 68–69 | 683 | |
| 70–71 | 646 | |
| 72–73 | 561 | |
| 74–75 | 501 | |
| 76–77 | 437 | |
| 78–79 | 388 | 79 |
| 80–81 | 354 | |
| 82–83 | 292 | |
| 84–85 | 275 | |
| 86–87 | 254 | |
| 88–89 | 235 | |
| 90–91 | 185 | |
| 92–93 | 192 | |
| 94–95 | 155 | |
| 96–97 | 163 | |
| 98–99 | 125 | |
| 100–101 | 105 | |
| 102–103 | 105 | |
| 104–105 | 112 | |
| 106–107 | 88 | |
| 108–109 | 68 | |
| 110–111 | 69 | |
| 112–113 | 65 | |
| 114–115 | 79 | |
| 116–117 | 61 | |
| 118–119 | 44 | |
| 120–121 | 37 | |
| 122–123 | 40 | |
| 124–125 | 33 | |
| 126–127 | 26 | |
| 128–129 | 34 | |
| 130–131 | 35 | |
| 132–133 | 25 | |
| 134–135 | 27 | |
| 136–137 | 17 | |
| 138–139 | 16 | |
| 140–141 | 20 | |
| 142–143 | 20 | |
| 144–145 | 15 | |
| 146–147 | 9 | |
| 148–149 | 9 | |
| 150–151 | 16 | |
| 152–153 | 11 | |
| 154–155 | 9 | |
| 156–157 | 3 | |
| 158 | 3 | |
| 159+ | 98 |
James G. Ferry is affiliated with Pennsylvania State University in the United States. Their research focuses primarily on areas intersecting biochemistry, genetics, molecular biology, and environmental science.
The scientist's main fields of study include:
Within these fields, they have contributed extensively to several subfields such as:
Their work covers a range of topics relevant to microbial and environmental sciences, including:
James G. Ferry has authored multiple papers, highlighting various aspects of methanogenic microorganisms and their metabolisms. Notable recent publications include:
The venues that frequently publish their work include:
Collaboration is a notable aspect of their research, with frequent co-authors such as:
Aaron M. Appel;John E. Bercaw;Andrew B. Bocarsly;Holger Dobbek
Kerry S. Smith;James G. Ferry
James E. Galagan;Chad Nusbaum;Alice Roy;Matthew G. Endrizzi;Matthew G. Endrizzi;Matthew G. Endrizzi
Brian C. Tripp;Kerry S. Smith;James G. Ferry
Kerry S. Smith;Claudia Jakubzick;Thomas S. Whittam;James G. Ferry
James G. Ferry
James G. Ferry
Kevin R. Sowers;Stephen F. Baron;James G. Ferry
Birgit E. Alber;James G. Ferry
Caroline Kisker;Hermann Schindelin;Birgit E. Alber;James G. Ferry
J G Ferry
Laura J Liermann;Birgitta E Kalinowski;Susan L Brantley;James G Ferry
James G. Ferry;Paul H. Smith;R. S. Wolfe
J. G. Ferry;R. S. Wolfe
James Gregory Ferry
James G. Ferry
Tina M. Iverson;Birgit E. Alber;Caroline Kisker;James G. Ferry
James G. Ferry
James G Ferry
Kerry S. Smith;James G. Ferry
Derek Lovley;Richard C Greening;James G Ferry
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