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

Paul A. Christensen

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 57 10986 9915 624 554 197 13232

Paul A. Christensen publications per year

The chart shows the history of publications by Paul A. Christensen between 1971 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Paul A. Christensen published across 56 years, from 1971 to 2026, averaging 3.9 papers a year. Output peaked at 14 publications in 2006. 5 of the 219 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1971 to 2026. Vertical axis: number of publications, 0 to 14. Peak 14 publications in 2006. 1971: 1 publication 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 1 publication 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 1 publication 1985: 1 publication 1986: 3 publications 1987: 2 publications 1988: 6 publications 1989: 5 publications 1990: 5 publications 1991: 2 publications 1992: 4 publications 1993: 6 publications 1994: 7 publications 1995: 8 publications 1996: 7 publications 1997: 5 publications 1998: 2 publications 1999: 9 publications 2000: 6 publications 2001: 9 publications 2002: 8 publications 2003: 11 publications 2004: 11 publications 2005: 7 publications 2006: 14 publications 2007: 7 publications 2008: 3 publications 2009: 8 publications 2010: 7 publications 2011: 6 publications 2012: 4 publications 2013: 5 publications 2014: 5 publications 2015: 1 publication 2016: 1 publication 2017: 3 publications 2018: 4 publications 2019: 2 publications 2020: 2 publications 2021: 5 publications 2022: 6 publications 2023: 3 publications 2024: 1 publication 2025: 4 publications 2026: 1 publication
1971 2026

219 publications in total across all disciplines

View publications per year as a table
Paul A. Christensen: publications per year, 1971 to 2026
Year Publications
1971 1
1972 0
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 0
1980 1
1981 0
1982 0
1983 0
1984 1
1985 1
1986 3
1987 2
1988 6
1989 5
1990 5
1991 2
1992 4
1993 6
1994 7
1995 8
1996 7
1997 5
1998 2
1999 9
2000 6
2001 9
2002 8
2003 11
2004 11
2005 7
2006 14
2007 7
2008 3
2009 8
2010 7
2011 6
2012 4
2013 5
2014 5
2015 1
2016 1
2017 3
2018 4
2019 2
2020 2
2021 5
2022 6
2023 3
2024 1
2025 4
2026 1
Total 219
Download as CSV

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.

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, 181–200 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: 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.

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 1,344 197
201–220 1,281
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
Download as CSV

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.

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, 56–57 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: 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.

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 57
58–59 930
60–61 882
62–63 834
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
Download as CSV

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

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring chemistry in the USA opens doors to a variety of related online degrees and dynamic career pathways. Many students start with foundational programs such as the best online criminal justice associate degree, which provides transferable skills in analytical thinking and research that complement scientific studies.

For those interested in legal aspects tied to chemistry, understanding what types of paralegals make the most money can guide career decisions. Specialized paralegal roles often intersect with patent law, environmental regulations, and intellectual property related to chemical innovations.

Alternatively, graduates can leverage their chemistry knowledge in the pharmaceutical industry. For instance, learning pharma sales rep salary insights helps to understand the lucrative opportunities sales roles offer while staying connected to science and product development.

For those committed to deep scientific expertise, pathways such as how to become a pharmacist salary demonstrate the value of advanced education. Pharmacists apply chemical knowledge directly in healthcare, offering a stable and rewarding profession.

In summary, studying chemistry provides a solid foundation for many careers. Whether through online degrees or specialized roles, understanding these related fields helps optimize education and professional growth.

Best Scientists Citing Paul A. Christensen

Trending Scientists

Recently Published Articles