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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 63 8328 7563 2404 1996 213 16238

William A. Arnold publications per year

The chart shows the history of publications by William A. Arnold between 1972 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. William A. Arnold published across 55 years, from 1972 to 2026, averaging 6.2 papers a year. Output peaked at 34 publications in 2022. 22 of the 340 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1972 to 2026. Vertical axis: number of publications, 0 to 34. Peak 34 publications in 2022. 1972: 1 publication 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 2 publications 1981: 0 publications 1982: 1 publication 1983: 0 publications 1984: 0 publications 1985: 1 publication 1986: 1 publication 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 3 publications 1991: 2 publications 1992: 1 publication 1993: 2 publications 1994: 3 publications 1995: 2 publications 1996: 1 publication 1997: 4 publications 1998: 5 publications 1999: 6 publications 2000: 3 publications 2001: 1 publication 2002: 2 publications 2003: 12 publications 2004: 3 publications 2005: 8 publications 2006: 11 publications 2007: 9 publications 2008: 11 publications 2009: 8 publications 2010: 9 publications 2011: 12 publications 2012: 6 publications 2013: 9 publications 2014: 13 publications 2015: 12 publications 2016: 11 publications 2017: 14 publications 2018: 16 publications 2019: 15 publications 2020: 16 publications 2021: 15 publications 2022: 34 publications 2023: 16 publications 2024: 17 publications 2025: 20 publications 2026: 2 publications
1972 2026

340 publications in total across all disciplines

View publications per year as a table
William A. Arnold: publications per year, 1972 to 2026
Year Publications
1972 1
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 0
1980 2
1981 0
1982 1
1983 0
1984 0
1985 1
1986 1
1987 0
1988 0
1989 0
1990 3
1991 2
1992 1
1993 2
1994 3
1995 2
1996 1
1997 4
1998 5
1999 6
2000 3
2001 1
2002 2
2003 12
2004 3
2005 8
2006 11
2007 9
2008 11
2009 8
2010 9
2011 12
2012 6
2013 9
2014 13
2015 12
2016 11
2017 14
2018 16
2019 15
2020 16
2021 15
2022 34
2023 16
2024 17
2025 20
2026 2
Total 340
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William A. Arnold publication distribution in Chemistry in 2026

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 William A. Arnold sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 201–220 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 213 publications — 37th percentile

37% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
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 1,281 213
221–240 1,216
241–260 1,100
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
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William A. Arnold D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where William A. Arnold sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 62–63 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 63 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
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 63
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
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
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Overview

William A. Arnold is affiliated with the University of Minnesota in the United States. Their research primarily spans the field of Environmental Science, with a particular focus on Environmental Chemistry, Health, Toxicology and Mutagenesis, Pollution, Water Science and Technology, and Atmospheric Science.

Their work covers several main topics concerning environmental impacts and chemical processes, including:

  • Water Treatment and Disinfection
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Environmental Chemistry and Analysis
  • Per- and polyfluoroalkyl substances research
  • Anaerobic Digestion and Biogas Production
  • Atmospheric chemistry and aerosols
  • Advanced oxidation water treatment

William A. Arnold has published extensively, with numerous contributions to several scientific venues. The most frequent publication venues include:

  • Environmental Science & Technology
  • Environmental Science & Technology Letters
  • ACS ES&T Water
  • Environmental Engineering Science
  • ACS Earth and Space Chemistry

A selection of notable recent papers authored or co-authored by William A. Arnold includes:

  • Quaternary Ammonium Compounds: A Chemical Class of Emerging Concern, 2023, Environmental Science & Technology
  • Increased Use of Quaternary Ammonium Compounds during the SARS-CoV-2 Pandemic and Beyond: Consideration of Environmental Implications, 2020, Environmental Science & Technology Letters
  • Comprehensive screening of quaternary ammonium surfactants and ionic liquids in wastewater effluents and lake sediments, 2020, Environmental Science Processes & Impacts
  • Neonicotinoid Insecticides in Surface Water, Groundwater, and Wastewater Across Land-Use Gradients and Potential Effects, 2020, Environmental Toxicology and Chemistry
  • Photolysis of atrazine: Role of triplet dissolved organic matter and limitations of sensitizers and quenchers, 2020, Water Research

William A. Arnold frequently collaborates with other researchers, including Paige J. Novak, Bryan W. Brooks, Shuxiao Wang, William C. K. Pomerantz, and Daniel Schlenk.

Best Publications

  • Pathways and Kinetics of Chlorinated Ethylene and Chlorinated Acetylene Reaction with Fe(0) Particles

    William A. Arnold;A. Lynn Roberts

  • Photochemical fate of sulfa drugs in the aquatic environment: sulfa drugs containing five-membered heterocyclic groups.

    Anne L. Boreen;William A. Arnold;Kristopher Mcneill

  • Reductive Elimination of Chlorinated Ethylenes by Zero-Valent Metals

    A. Lynn Roberts;Lisa A. Totten;William A. Arnold;David R. Burris

  • Photodegradation of pharmaceuticals in the aquatic environment: A review

    Anne L. Boreen;William A. Arnold;Kristopher McNeill

  • Photochemical fate of pharmaceuticals in the environment: Naproxen, diclofenac, clofibric acid, and ibuprofen

    Jennifer L. Packer;Jeffrey J. Werner;Douglas E. Latch;Kristopher McNeill

  • Triplet-sensitized photodegradation of sulfa drugs containing six-membered heterocyclic groups: identification of an SO2 extrusion photoproduct.

    Anne L Boreen;William A Arnold;Kristopher McNeill

  • Photochemical conversion of triclosan to 2,8-dichlorodibenzo-p-dioxin in aqueous solution

    Douglas E. Latch;Jennifer L. Packer;William A. Arnold;Kristopher McNeill

  • Direct and indirect photolysis of sulfamethoxazole and trimethoprim in wastewater treatment plant effluent.

    Christopher C. Ryan;David T. Tan;William A. Arnold

  • Aqueous photochemistry of triclosan: formation of 2,4-dichlorophenol, 2,8-dichlorodibenzo-p-dioxin, and oligomerization products

    Douglas E. Latch;Jennifer L. Packer;Brian L. Stender;Jennifer VanOverbeke

  • Terephthalate as a probe for photochemically generated hydroxyl radical

    Sarah E. Page;William A. Arnold;Kristopher McNeill

  • Photochemical fate of pharmaceuticals in the environment: cimetidine and ranitidine.

    Douglas E. Latch;Brian L. Stender;Jennifer L. Packer;William A. Arnold

  • Water Chemistry: An Introduction to the Chemistry of Natural and Engineered Aquatic Systems

    Patrick L. Brezonik;William A. Arnold

  • Pesticide photolysis in prairie potholes: probing photosensitized processes.

    Teng Zeng;William A. Arnold

  • Assessing the Contribution of Free Hydroxyl Radical in Organic Matter-Sensitized Photohydroxylation Reactions

    Sarah E. Page;William A. Arnold;Kristopher McNeill

  • Direct photochemistry of three fluoroquinolone antibacterials: norfloxacin, ofloxacin, and enrofloxacin.

    Kristine H. Wammer;Andrew R. Korte;Rachel A. Lundeen;Jacob E. Sundberg

  • Hydroxyl radical formation upon oxidation of reduced humic acids by oxygen in the dark.

    Sarah E. Page;Michael Sander;William A. Arnold;Kristopher McNeill

  • Pathways of Chlorinated Ethylene and Chlorinated Acetylene Reaction with Zn(0)

    William A. Arnold;A. Lynn Roberts

  • The Florence Statement on Triclosan and Triclocarban.

    Rolf U. Halden;Avery E. Lindeman;Allison E. Aiello;David Andrews

  • Water hardness as a photochemical parameter: tetracycline photolysis as a function of calcium concentration, magnesium concentration, and pH.

    Jeffrey J. Werner;William A. Arnold;Kristopher McNeill

  • Nitrogen-containing bisphosphonates as carbocation transition state analogs for isoprenoid biosynthesis.

    Michael B. Martin;William Arnold;Huel T. Heath;Julio A. Urbina

  • Pathways and kinetics of chlorinated ethylene and chlorinated acetylene reaction with Fe(0)

    William A. Arnold;A. Lynn Roberts

  • Short communication Photochemical conversion of triclosan to 2,8-dichlorodibenzo- p-dioxin in aqueous solution

    Douglas E. Latch;Jennifer L. Packer;William A. Arnold;Kristopher McNeill

Frequent Co-Authors

Raymond M. Hozalski
Raymond M. Hozalski University of Minnesota
Thomas B. Hofstetter
Thomas B. Hofstetter Swiss Federal Institute of Aquatic Science and Technology
Edward L Cussler
Edward L Cussler University of Minnesota
R. Lee Penn
R. Lee Penn University of Minnesota
Yu-Ping Chin
Yu-Ping Chin The Ohio State University
Patrick L. Brezonik
Patrick L. Brezonik University of Minnesota
Christopher J. Cramer
Christopher J. Cramer UL Research Institutes
Deborah L. Swackhamer
Deborah L. Swackhamer University of Minnesota
Daniel Schlenk
Daniel Schlenk University of California, Riverside

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