World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
73
Citations
19358
World Ranking
4952
National Ranking
14

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.

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 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.

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.

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 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.

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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