World's Best Scientists 2026 revealed!
Paul A. Christensen

Paul A. Christensen

D-Index & Metrics

Chemistry

D-Index
57
Citations
13232
World Ranking
10986
National Ranking
624

Paul A. Christensen 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 Paul A. Christensen 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: 197 publications — 31st percentile

31% of scientists in this discipline score the same or lower.

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

Paul A. Christensen 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 Paul A. Christensen 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: 57 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

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

Overview

Paul A. Christensen is affiliated with Newcastle University in the United Kingdom and has contributed extensively to research spanning Medicine and Engineering. Their work encompasses a range of topics, including infectious diseases, electrical and electronic engineering, molecular biology, mechanical engineering, and automotive engineering.

The primary areas of research focus include SARS-CoV-2 and COVID-19 studies, SARS-CoV-2 detection and testing methods, extraction and separation processes, advanced battery technologies, COVID-19 clinical research, advancements in battery materials, and recycling and waste management techniques.

Recent notable publications by Paul A. Christensen cover diverse subjects such as the life cycle risk management of lithium-ion batteries in electric vehicles, and vaccine breakthrough cases related to Delta variants of SARS-CoV-2. These papers include:

  • Risk management over the life cycle of lithium-ion batteries in electric vehicles, 2021, Renewable and Sustainable Energy Reviews
  • Delta Variants of SARS-CoV-2 Cause Significantly Increased Vaccine Breakthrough COVID-19 Cases in Houston, Texas, 2021, American Journal Of Pathology

Other highly cited research in their collaborative network includes studies on environmental impacts and pollution pathways of spent lithium-ion batteries, as well as investigations into convalescent plasma's effectiveness against SARS-CoV-2, illustrating a link between antibody levels and virus neutralization.

Frequent co-authors working with Paul A. Christensen are:

  • S. Wesley Long
  • James M. Musser
  • Sishir Subedi
  • Randall J. Olsen
  • Jimmy Gollihar

The publication venues where they regularly contribute include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • American Journal of Clinical Pathology
  • Energy & Environmental Science
  • Journal of Clinical Investigation
  • Renewable and Sustainable Energy Reviews

Paul A. Christensen's interdisciplinary research integrates medical and engineering principles, reflecting current global priorities in infectious disease control and sustainable energy technology development. Their contributions to battery technology address critical challenges in energy storage and recycling, while their involvement in COVID-19 research supports ongoing efforts in virus detection, pathology, and vaccine effectiveness.

Best Publications

  • Recycling lithium-ion batteries from electric vehicles

    Gavin Harper;Roberto Sommerville;Emma Kendrick;Laura Driscoll

  • Environmental impacts, pollution sources and pathways of spent lithium-ion batteries

    Wojciech Mrozik;Mohammad Ali Rajaeifar;Oliver Heidrich;Paul Christensen

  • Metal oxides as heterogeneous catalysts for oxygen evolution under photochemical conditions

    Anthony Harriman;Ingrid J. Pickering;John M. Thomas;Paul A. Christensen

  • IN SITU SPECTROSCOPIC INVESTIGATIONS OF THE GROWTH, ELECTROCHEMICAL CYCLING AND OVEROXIDATION OF POLYPYRROLE IN AQUEOUS SOLUTION

    P.A. Christensen;A. Hamnett

  • Photoelectrocatalytic and photocatalytic disinfection of E. coli suspensions by titanium dioxide

    Paul Christensen;Thomas Curtis;Terry Egerton;Samia Kosa

  • Methanol Tolerant Oxygen Reduction Catalysts Based on Transition Metal Sulfides

    R. W. Reeve;P. A. Christensen;A. Hamnett;S. A. Haydock

  • Methanol-tolerant oxygen reduction catalysts based on transition metal sulfides and their application to the study of methanol permeation

    R.W Reeve;P.A Christensen;A.J Dickinson;A Hamnett

  • Risk management over the life cycle of lithium-ion batteries in electric vehicles

    Paul A. Christensen;Paul A. Anderson;Gavin D.J. Harper;Simon M. Lambert

  • A vapour-feed direct-methanol fuel cell with proton-exchange membrane electrolyte

    A.K. Shukla;P.A. Christensen;A. Hamnett;M.P. Hogarth

  • Water disinfection using an immobilised titanium dioxide film in a photochemical reactor with electric field enhancement

    I. M. Butterfield;P. A. Christensen;T. P. Curtis;Jarnuzi Gunlazuardi

  • New Insights into the Structure and Properties of Electroactive Polymer Films Derived from (Ni(salen))

    Miguel Vilas-Boas;Cristina Freire;Baltazar de Castro;Paul A. Christensen

  • Applied studies on immobilized titanium dioxide films ascatalysts for the photoelectrochemical detoxification of water

    I. M. Butterfield;P. A. Christensen;A. Hamnett;K. E. Shaw

  • The oxidation of ethylene glycol at a platinum electrode in acid and base: An in situ FTIR study

    P.A. Christensen;A. Hamnett

  • The Electrochemical Generation of Ozone: A Review

    Paul Andrew Christensen;Taner Yonar;Khalid Zakaria

  • Techniques and Mechanisms in Electrochemistry

    Unknown

  • An in situ infrared study of CO2 reduction catalysed by rhenium tricarbonyl bipyridyl derivatives

    Paul Christensen;Andrew Hamnett;Andrew V. G. Muir;John A. Timney

  • Carbon dioxide evolution and carbonyl group development during photodegradation of polyethylene and polypropylene

    Sudesh S. Fernando;Paul A. Christensen;Terry A. Egerton;Jim R. White

  • The role of morphology in the methanol electro-oxidation reaction

    P.A. Christensen;A. Hamnett;G.L. Troughton

  • A liquid-feed solid polymer electrolyte direct methanol fuel cell operating at near-ambient conditions

    A.K. Shukla;P.A. Christensen;A.J. Dickinson;A. Hamnett

  • Redox reactions with colloidal metal oxides. Comparison of radiation-generated and chemically generated RuO2·2H2O

    Anthony Harriman;Marie-Claude Richoux;Paul A. Christensen;Shlomo Mosseri

  • Direct Methanol Fuel Cell Cathodes with Sulfur and Nitrogen‐Based Carbon Functionality

    S. C. Roy;P. A. Christensen;A. Hamnett;K. M. Thomas

  • An in situ FTIR study of the electrochemical oxidation of methanol at small platinum particles

    P.A. Christensen;A. Hamnett;J. Munk;G.L. Troughton

  • The design and construction of high-performance direct methanol fuel cells. 1. Liquid-feed systems

    Martin Hogarth;Paul Christensen;Andrew Hamnett;Ashok Shukla

Frequent Co-Authors

Andrew Hamnett
Andrew Hamnett Newcastle University
Keith Scott
Keith Scott Newcastle University
Zhigang Shao
Zhigang Shao Chinese Academy of Sciences
Simon J. Higgins
Simon J. Higgins University of Liverpool
Anthony Harriman
Anthony Harriman Newcastle University
Pedatsur Neta
Pedatsur Neta National Institute of Standards and Technology
Huamin Zhang
Huamin Zhang Dalian Institute of Chemical Physics
Thomas P. Curtis
Thomas P. Curtis Newcastle University
Cristina Freire
Cristina Freire University of Porto
Baltazar de Castro
Baltazar de Castro University of Porto

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