| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Environmental Sciences | 47 | 5730 | 5492 | 444 | 431 | 239 | 9462 |
The chart shows the history of publications by Ian Williams between 1970 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ian Williams published across 56 years, from 1970 to 2025, averaging 5.1 papers a year. Output peaked at 21 publications in 2018. 23 of the 283 publications appeared in the last two years.
283 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1970 | 1 |
| 1971 | 0 |
| 1972 | 0 |
| 1973 | 0 |
| 1974 | 0 |
| 1975 | 0 |
| 1976 | 0 |
| 1977 | 0 |
| 1978 | 0 |
| 1979 | 0 |
| 1980 | 0 |
| 1981 | 0 |
| 1982 | 0 |
| 1983 | 0 |
| 1984 | 0 |
| 1985 | 0 |
| 1986 | 0 |
| 1987 | 0 |
| 1988 | 0 |
| 1989 | 0 |
| 1990 | 0 |
| 1991 | 0 |
| 1992 | 1 |
| 1993 | 0 |
| 1994 | 2 |
| 1995 | 1 |
| 1996 | 3 |
| 1997 | 0 |
| 1998 | 3 |
| 1999 | 3 |
| 2000 | 3 |
| 2001 | 3 |
| 2002 | 3 |
| 2003 | 4 |
| 2004 | 7 |
| 2005 | 10 |
| 2006 | 9 |
| 2007 | 16 |
| 2008 | 10 |
| 2009 | 12 |
| 2010 | 6 |
| 2011 | 19 |
| 2012 | 13 |
| 2013 | 6 |
| 2014 | 19 |
| 2015 | 18 |
| 2016 | 8 |
| 2017 | 10 |
| 2018 | 21 |
| 2019 | 6 |
| 2020 | 4 |
| 2021 | 15 |
| 2022 | 14 |
| 2023 | 10 |
| 2024 | 12 |
| 2025 | 11 |
| Total | 283 |
The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Ian Williams sits on this spectrum.
This scientist: 239 publications — 75th percentile
75% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 690 publications or more.
| Publications | Scientists | This scientist |
|---|---|---|
| 41–50 | 21 | |
| 51–60 | 62 | |
| 61–70 | 133 | |
| 71–80 | 257 | |
| 81–90 | 361 | |
| 91–100 | 440 | |
| 101–110 | 492 | |
| 111–120 | 541 | |
| 121–130 | 617 | |
| 131–140 | 544 | |
| 141–150 | 541 | |
| 151–160 | 539 | |
| 161–170 | 444 | |
| 171–180 | 444 | |
| 181–190 | 400 | |
| 191–200 | 377 | |
| 201–210 | 318 | |
| 211–220 | 282 | |
| 221–230 | 263 | |
| 231–240 | 220 | 239 |
| 241–250 | 217 | |
| 251–260 | 180 | |
| 261–270 | 181 | |
| 271–280 | 155 | |
| 281–290 | 130 | |
| 291–300 | 127 | |
| 301–310 | 130 | |
| 311–320 | 85 | |
| 321–330 | 106 | |
| 331–340 | 80 | |
| 341–350 | 83 | |
| 351–360 | 75 | |
| 361–370 | 69 | |
| 371–380 | 52 | |
| 381–390 | 54 | |
| 391–400 | 56 | |
| 401–410 | 44 | |
| 411–420 | 40 | |
| 421–430 | 36 | |
| 431–440 | 25 | |
| 441–450 | 25 | |
| 451–460 | 32 | |
| 461–470 | 29 | |
| 471–480 | 21 | |
| 481–490 | 26 | |
| 491–500 | 26 | |
| 501–510 | 17 | |
| 511–520 | 19 | |
| 521–530 | 15 | |
| 531–540 | 22 | |
| 541–550 | 12 | |
| 551–560 | 15 | |
| 561–570 | 11 | |
| 571–580 | 19 | |
| 581–590 | 9 | |
| 591–600 | 9 | |
| 601–610 | 7 | |
| 611–620 | 11 | |
| 621–630 | 5 | |
| 631–640 | 5 | |
| 641–650 | 6 | |
| 651–660 | 3 | |
| 661–670 | 3 | |
| 671–680 | 4 | |
| 681–689 | 4 | |
| 690+ | 100 |
The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Ian Williams sits on this spectrum.
This scientist: 47 D-Index — 42nd percentile
42% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 126 D-Index or more.
| D-Index | Scientists | This scientist |
|---|---|---|
| 30 | 12 | |
| 31 | 26 | |
| 32 | 51 | |
| 33 | 88 | |
| 34 | 123 | |
| 35 | 163 | |
| 36 | 206 | |
| 37 | 267 | |
| 38 | 265 | |
| 39 | 275 | |
| 40 | 321 | |
| 41 | 343 | |
| 42 | 305 | |
| 43 | 336 | |
| 44 | 330 | |
| 45 | 348 | |
| 46 | 291 | |
| 47 | 275 | 47 |
| 48 | 272 | |
| 49 | 273 | |
| 50 | 263 | |
| 51 | 232 | |
| 52 | 266 | |
| 53 | 217 | |
| 54 | 198 | |
| 55 | 177 | |
| 56 | 202 | |
| 57 | 204 | |
| 58 | 166 | |
| 59 | 177 | |
| 60 | 166 | |
| 61 | 152 | |
| 62 | 143 | |
| 63 | 150 | |
| 64 | 124 | |
| 65 | 119 | |
| 66 | 120 | |
| 67 | 118 | |
| 68 | 82 | |
| 69 | 98 | |
| 70 | 94 | |
| 71 | 105 | |
| 72 | 74 | |
| 73 | 84 | |
| 74 | 70 | |
| 75 | 67 | |
| 76 | 78 | |
| 77 | 60 | |
| 78 | 59 | |
| 79 | 52 | |
| 80 | 47 | |
| 81 | 38 | |
| 82 | 48 | |
| 83 | 42 | |
| 84 | 42 | |
| 85 | 43 | |
| 86 | 29 | |
| 87 | 37 | |
| 88 | 29 | |
| 89 | 30 | |
| 90 | 34 | |
| 91 | 20 | |
| 92 | 22 | |
| 93 | 17 | |
| 94 | 19 | |
| 95 | 24 | |
| 96 | 21 | |
| 97 | 20 | |
| 98 | 24 | |
| 99 | 17 | |
| 100 | 17 | |
| 101 | 21 | |
| 102 | 25 | |
| 103 | 18 | |
| 104 | 26 | |
| 105 | 20 | |
| 106 | 15 | |
| 107 | 10 | |
| 108 | 13 | |
| 109 | 15 | |
| 110 | 12 | |
| 111 | 8 | |
| 112 | 7 | |
| 113 | 9 | |
| 114 | 6 | |
| 115 | 12 | |
| 116 | 7 | |
| 117 | 8 | |
| 118 | 3 | |
| 119 | 5 | |
| 120 | 7 | |
| 121 | 2 | |
| 122 | 4 | |
| 123 | 8 | |
| 124 | 7 | |
| 125 | 9 | |
| 126+ | 92 |
Ian Williams is affiliated with the University of Southampton in the United Kingdom. Their research spans multiple areas within environmental science and engineering, focusing on topics relevant to sustainability and waste management.
The main fields of study for Ian Williams include:
Their work delves into subfields such as:
Williams focuses on several key research topics, including:
They have published extensively with frequent contributions to several journals. The most common venues include:
Some of their recent publications are:
Williams collaborates regularly with several co-authors, including:
F.O. Ongondo;I.D. Williams;T.J. Cherrett
M. Martin;I.D. Williams;M. Clark
Laurence A. Wright;Simon Kemp;Ian Williams
Olanrewaju S. Shittu;Ian D. Williams;Peter J. Shaw
David A. Turner;Ian D. Williams;Simon Kemp
R.E. Timlett;I.D. Williams
Raffaello Cossu;Ian D Williams
N. Zhang;I.D. Williams;S. Kemp;N.F. Smith
Matt Grote;Ian Williams;John Preston;Simon Kemp
B. Sitzmann;M. Kendall;J. Watt;I. Williams
David A. Turner;Ian D. Williams;Simon Kemp
F.O. Ongondo;I.D. Williams
Freya Radford;Lina M Zapata-Restrepo;Alice A Horton;Malcolm D Hudson
F.O. Ongondo;I.D. Williams
T. Curran;I.D. Williams
Oliver J. Robinson;Adam Tewkesbury;Simon Kemp;Ian D. Williams
Giovanni De Feo;Sabino De Gisi;Ian D. Williams
Matt Grote;Ian Williams;John Preston
I.D. Williams;J. Kelly
Paul Maddox;Catherine Doran;I.D. Williams;Melike Kus
M. Kendall;R.S. Hamilton;J. Watt;I.D. Williams
If you think any of the details on this page are incorrect, let us know.
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