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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 73 4952 4498 14 13 214 19358

Colm P. O'Donnell publications per year

The chart shows the history of publications by Colm P. O'Donnell between 1984 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Colm P. O'Donnell published across 42 years, from 1984 to 2025, averaging 10 papers a year. Output peaked at 34 publications in 2009. 48 of the 421 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1984 to 2025. Vertical axis: number of publications, 0 to 34. Peak 34 publications in 2009. 1984: 1 publication 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 1 publication 1995: 2 publications 1996: 1 publication 1997: 0 publications 1998: 0 publications 1999: 4 publications 2000: 2 publications 2001: 3 publications 2002: 3 publications 2003: 3 publications 2004: 5 publications 2005: 3 publications 2006: 5 publications 2007: 15 publications 2008: 26 publications 2009: 34 publications 2010: 30 publications 2011: 23 publications 2012: 20 publications 2013: 9 publications 2014: 13 publications 2015: 17 publications 2016: 12 publications 2017: 18 publications 2018: 18 publications 2019: 19 publications 2020: 17 publications 2021: 21 publications 2022: 21 publications 2023: 27 publications 2024: 30 publications 2025: 18 publications
1984 2025

421 publications in total across all disciplines

View publications per year as a table
Colm P. O'Donnell: publications per year, 1984 to 2025
Year Publications
1984 1
1985 0
1986 0
1987 0
1988 0
1989 0
1990 0
1991 0
1992 0
1993 0
1994 1
1995 2
1996 1
1997 0
1998 0
1999 4
2000 2
2001 3
2002 3
2003 3
2004 5
2005 3
2006 5
2007 15
2008 26
2009 34
2010 30
2011 23
2012 20
2013 9
2014 13
2015 17
2016 12
2017 18
2018 18
2019 19
2020 17
2021 21
2022 21
2023 27
2024 30
2025 18
Total 421
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Colm P. O'Donnell 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 Colm P. O'Donnell 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: 214 publications — 38th percentile

38% 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 1,281 214
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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Colm P. O'Donnell 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 Colm P. O'Donnell 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, 72–73 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: 73 D-Index — 73rd percentile

73% 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
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561 73
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

Colm P. O'Donnell is affiliated with University College Dublin in Ireland. Their research primarily focuses on the field of Medicine, with significant contributions in Emergency Medicine, Food Science, Pulmonary and Respiratory Medicine, Infectious Diseases, and Molecular Biology.

The scientist's work encompasses several main topics, including:

  • Neonatal Respiratory Health Research
  • Trauma and Emergency Care Studies
  • Cardiac Arrest and Resuscitation
  • COVID-19 and healthcare impacts
  • Emergency and Acute Care Studies
  • SARS-CoV-2 and COVID-19 Research
  • COVID-19 Clinical Research Studies

Among the recent papers featuring or related to Colm P. O'Donnell's research are:

  • Antibody Status and Incidence of SARS-CoV-2 Infection in Health Care Workers (2020, New England Journal of Medicine)
  • Optimisation of Ultrasound Frequency, Extraction Time and Solvent for the Recovery of Polyphenols, Phlorotannins and Associated Antioxidant Activity from Brown Seaweeds (2020, Marine Drugs)
  • Ultrasound-assisted processing of Chlorella vulgaris for enhanced protein extraction (2020, Journal of Applied Phycology)
  • Drugging the epigenome in the age of precision medicine (2023, Clinical Epigenetics)
  • An Observational Cohort Study on the Incidence of Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Infection and B.1.1.7 Variant Infection in Healthcare Workers by Antibody and Vaccination Status (2021, Clinical Infectious Diseases)

Frequent co-authors collaborating with Colm P. O'Donnell include:

  • Brijesh K. Tiwari
  • Siobhán Masterson
  • Conor Deasy
  • Shaba Noore
  • Katie Jeffery

The scientist has published regularly in several venues, reflecting the diversity of their research interests. Key publication venues include:

  • Cochrane Database of Systematic Reviews
  • SSRN Electronic Journal
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Prehospital and Disaster Medicine
  • Food Chemistry

Best Publications

  • Hyperspectral imaging – an emerging process analytical tool for food quality and safety control

    A.A. Gowen;C.P. O'Donnell;P.J. Cullen;G. Downey

  • Application of Natural Antimicrobials for Food Preservation

    Brijesh K. Tiwari;Vasilis P. Valdramidis;Colm P. O’ Donnell;Kasiviswanathan Muthukumarappan;Kasiviswanathan Muthukumarappan

  • Recent technological advances for the determination of food authenticity

    Linda M. Reid;Colm P. O'Donnell;Gerard Downey

  • Application of novel extraction technologies for bioactives from marine algae.

    Shekhar U Kadam;Brijesh K Tiwari;Colm P O'Donnell

  • Effect of sonication on colour, ascorbic acid and yeast inactivation in tomato juice

    A. O. Adekunte;Brijesh Tiwari;P. J. Cullen;Amalia Scannell

  • Effect of ultrasonic processing on food enzymes of industrial importance

    C.P. O’Donnell;B.K. Tiwari;P. Bourke;P.J. Cullen

  • Extraction, structure and biofunctional activities of laminarin from brown algae

    Shekhar U. Kadam;Brijesh K. Tiwari;Colm P. O'Donnell

  • Effect of ultrasound processing on anthocyanins and color of red grape juice

    B.K. Tiwari;A. Patras;N. Brunton;P.J. Cullen

  • Effect of non thermal processing technologies on the anthocyanin content of fruit juices

    B.K. Tiwari;C.P. O'Donnell;P.J. Cullen

  • Optimization of ultrasound assisted extraction of antioxidant compounds from marjoram (Origanum majorana L.) using response surface methodology

    Mohammad B. Hossain;Nigel P. Brunton;Ankit Patras;Brijesh Tiwari

  • Recent applications of Chemical Imaging to pharmaceutical process monitoring and quality control.

    A.A. Gowen;C.P. O'Donnell;P.J. Cullen;Steven Bell

  • Laminarin from Irish Brown Seaweeds Ascophyllum nodosum and Laminaria hyperborea: Ultrasound Assisted Extraction, Characterization and Bioactivity

    Shekhar U. Kadam;Colm P. O'Donnell;Dilip K. Rai;Mohammad B. Hossain

  • Effects of Sonication on the Kinetics of Orange Juice Quality Parameters

    Brijesh Kumar Tiwari;Kasiviswanathan Muthukumarappan;Colm P O'Donnell;P J Cullen

  • Ultrasound technology for food fermentation applications.

    K. Shikha Ojha;Timothy J. Mason;Colm P. O’Donnell;Joseph P. Kerry

  • Effect of thermosonication on bioactive compounds in watermelon juice

    A. Rawson;B.K. Tiwari;A. Patras;N. Brunton

  • Ultrasound applications for the extraction, identification and delivery of food proteins and bioactive peptides

    Shekhar U. Kadam;Brijesh K. Tiwari;Carlos Álvarez;Colm P. O'Donnell

  • Terahertz time domain spectroscopy and imaging: Emerging techniques for food process monitoring and quality control

    A.A. Gowen;A.A. Gowen;Créidhe O'Sullivan;C.P. O'Donnell

  • Optimization of ultrasound assisted extraction of bioactive components from brown seaweed Ascophyllum nodosum using response surface methodology.

    Shekhar U. Kadam;Brijesh K. Tiwari;Thomas J. Smyth;Colm P. O’Donnell

  • Preventing over‐fitting in PLS calibration models of near‐infrared (NIR) spectroscopy data using regression coefficients

    A. A. Gowen;G. Downey;G. Downey;C. Esquerre;C. Esquerre;C. P. O'Donnell

  • Anthocyanin and ascorbic acid degradation in sonicated strawberry juice.

    Tiwari Bk;O'Donnell Cp;Patras A;Cullen Pj

  • Effect of sonication on retention of anthocyanins in blackberry juice

    B.K. Tiwari;C.P. O’Donnell;P.J. Cullen

  • Hyperspectral imaging combined with principal component analysis for bruise damage detection on white mushrooms (Agaricus bisporus)

    A. A. Gowen;C. P. O’Donnell;Masoud Taghizadeh;P. J. Cullen

Frequent Co-Authors

Brijesh K. Tiwari
Brijesh K. Tiwari Teagasc - The Irish Agriculture and Food Development Authority
Patrick J. Cullen
Patrick J. Cullen University of Sydney
Gerard Downey
Gerard Downey Teagasc - The Irish Agriculture and Food Development Authority
Nigel P. Brunton
Nigel P. Brunton University College Dublin
Peter G Davis
Peter G Davis University of Melbourne
Colin J Morley
Colin J Morley University of Cambridge
Charles S. Brennan
Charles S. Brennan RMIT University
Joseph P. Kerry
Joseph P. Kerry University College Cork
Federico Marini
Federico Marini Sapienza University of Rome
Alessio Cecchinato
Alessio Cecchinato University of Padua

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