World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
60
Citations
11106
World Ranking
9848
National Ranking
561

Engineering and Technology

D-Index
62
Citations
12466
World Ranking
1939
National Ranking
125

John S. Dennis publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where John S. Dennis sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 189 publications — 43rd percentile

43% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

John S. Dennis D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where John S. Dennis sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 62 D-Index — 81st percentile

81% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Overview

John S. Dennis is affiliated with the University of Cambridge in the United Kingdom. Their research spans multiple disciplines, primarily focusing on Medicine and Engineering. Notably, they have contributed to 28 publications in Medicine and 19 in Engineering.

Their work prominently addresses subfields such as Pulmonary and Respiratory Medicine, Biomedical Engineering, Physiology, Mechanical Engineering, and Emergency Medical Services. These subfields reflect a multidisciplinary approach to health and technological studies.

The key research topics covered by their publications include:

  • Cystic Fibrosis Research Advances
  • Thermochemical Biomass Conversion Processes
  • Asthma and respiratory diseases
  • Chemical Looping and Thermochemical Processes
  • Pediatric health and respiratory diseases
  • Coal and Its By-products
  • Neonatal Respiratory Health Research

John S. Dennis has frequently published in various academic journals. The venues where they have appeared multiple times include:

  • Journal of Cystic Fibrosis
  • Chemical Engineering Journal
  • International Journal of Molecular Sciences
  • ERJ Open Research
  • American Journal of Physiology-Lung Cellular and Molecular Physiology

The scientist has worked alongside several co-authors with whom they have published extensively. Among these collaborators are Nathalie Baumlin, Matthias Salathé, Michael D. Kim, Makoto Yoshida, and Ewa Marek.

Significant papers authored or co-authored by John S. Dennis include:

  • Vegetable glycerin e-cigarette aerosols cause airway inflammation and ion channel dysfunction, 2022, Frontiers in Pharmacology
  • The use of strontium ferrite perovskite as an oxygen carrier in the chemical looping epoxidation of ethylene, 2021, Applied Catalysis B: Environmental
  • Chemical Looping Combustion of a Biomass Char in Fe2O3-, CuO-, and SrFeO3−δ-Based Oxygen Carriers, 2022, Energy & Fuels
  • Nebulized Menthol Impairs Mucociliary Clearance via TRPM8 and MUC5AC/MUC5B in Primary Airway Epithelial Cells, 2023, International Journal of Molecular Sciences
  • Data-Resource Profile: United Kingdom Optimum Patient Care Research Database, 2023, Pragmatic and Observational Research

Best Publications

  • Biodiesel from algae: challenges and prospects

    Stuart A Scott;Matthew P Davey;John S Dennis;Irmtraud Horst

  • Life-Cycle Assessment of Potential Algal Biodiesel Production in the United Kingdom: A Comparison of Raceways and Air-Lift Tubular Bioreactors

    Anna L. Stephenson;Elena Kazamia;John S. Dennis;Christopher J. Howe

  • Environmental analysis of plastic production processes: Comparing petroleum-based polypropylene and polyethylene with biologically-based poly-β-hydroxybutyric acid using life cycle analysis

    K G Harding;J S Dennis;H von Blottnitz;S T L Harrison

  • The Effects of Repeated Cycles of Calcination and Carbonation on a Variety of Different Limestones, as Measured in a Hot Fluidized Bed of Sand

    Paul S. Fennell;Roberta Pacciani;John S. Dennis;John F. Davidson

  • Development and performance of Cu-based oxygen carriers for chemical-looping combustion

    S.Y. Chuang;J.S. Dennis;A.N. Hayhurst;S.A. Scott

  • In situ gasification of a solid fuel and CO2 separation using chemical looping

    S. A. Scott;J. S. Dennis;A. N. Hayhurst;T. Brown

  • Granular temperature: Comparison of Magnetic Resonance measurements with Discrete Element Model simulations

    Christoph R. Müller;Daniel J. Holland;Andrew J. Sederman;Stuart A. Scott

  • Influence of nitrogen-limitation regime on the production by Chlorella vulgaris of lipids for biodiesel feedstocks.

    Anna L Stephenson;John S Dennis;Christopher J Howe;Stuart A Scott

  • A life-cycle comparison between inorganic and biological catalysis for the production of biodiesel

    K.G. Harding;J.S. Dennis;H. von Blottnitz;S.T.L. Harrison

  • Production of Very Pure Hydrogen with Simultaneous Capture of Carbon Dioxide using the Redox Reactions of Iron Oxides in Packed Beds

    Christopher D. Bohn;Christoph R. Müller;Jason P. Cleeton;Allan N. Hayhurst

  • Improving the sustainability of the production of biodiesel from oilseed rape in the UK

    A.L. Stephenson;J.S. Dennis;S.A. Scott

  • the effect of CO2 on the kinetics and extent of calcination of limestone and dolomite particles in fluidised beds

    J.S. Dennis;A.N. Hayhurst

  • Screening and techno-economic assessment of biomass-based power generation with CCS technologies to meet 2050 CO2 targets

    Amit Bhave;Richard H.S. Taylor;Paul Fennell;William R. Livingston

  • Thermogravimetric measurements of the kinetics of pyrolysis of dried sewage sludge

    Stuart A. Scott;John S. Dennis;John F. Davidson;Allan N. Hayhurst

  • In situ gasification of coal using steam with chemical looping: a technique for isolating CO2 from burning a solid fuel

    J. S. Dennis;S. A. Scott;A. N. Hayhurst

  • Regeneration of sintered limestone sorbents for the sequestration of CO2 from combustion and other systems

    P. S. Fennell;J. F. Davidson;J. S. Dennis;A. N. Hayhurst

  • In situ gasification of a lignite coal and CO2 separation using chemical looping with a Cu-based oxygen carrier

    John S. Dennis;Stuart A. Scott

  • Validation of a discrete element model using magnetic resonance measurements

    Christoph R. Müller;Stuart A. Scott;Daniel J. Holland;Belinda C. Clarke

  • A high performance oxygen storage material for chemical looping processes with CO 2 capture

    Qilei Song;Wen Liu;Christopher D. Bohn;Ryan N. Harper

  • Synthetic Ca‐based solid sorbents suitable for capturing CO2 in a fluidized bed

    Roberta Pacciani;Christoph R. Müller;J F Davidson;J S Dennis

  • The rate and extent of uptake of CO2 by a synthetic, CaO-containing sorbent

    J.S. Dennis;R. Pacciani

Frequent Co-Authors

Stuart A. Scott
Stuart A. Scott University of Cambridge
Allan N. Hayhurst
Allan N. Hayhurst University of Cambridge
John F. Davidson
John F. Davidson University of Cambridge
Andrew J. Sederman
Andrew J. Sederman University of Cambridge
Wen Liu
Wen Liu Peking University
Lynn F. Gladden
Lynn F. Gladden University of Cambridge
Paul S. Fennell
Paul S. Fennell Imperial College London
Christopher J. Howe
Christopher J. Howe University of Cambridge
Clare P. Grey
Clare P. Grey University of Cambridge

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