World's Best Scientists 2026 revealed!
Robert J. O. Davies

Robert J. O. Davies

D-Index & Metrics

Medicine

D-Index
89
Citations
26116
World Ranking
12787
National Ranking
1197

Robert J. O. Davies publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Robert J. O. Davies sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 610 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 216 publications — 4th percentile

4% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Robert J. O. Davies D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Robert J. O. Davies sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 399 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 89 D-Index — 38th percentile

38% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Robert J. O. Davies was affiliated with the University of Oxford in the United Kingdom during their scientific career. Their research primarily focused on the fields of Physics and Astronomy, contributing notably to Nuclear and High Energy Physics as well as Astronomy and Astrophysics.

The scientist's work dealt extensively with topics such as magnetic confinement fusion research, solar and space plasma dynamics, and astro and planetary science. Additional areas of study included laser-plasma interactions and diagnostics, fusion materials and technologies, and nuclear reactor physics and engineering.

Throughout their career, Robert J. O. Davies published research in several scientific venues, with multiple papers appearing in the journal Nuclear Fusion and others on the preprint server arXiv (Cornell University). The primary publication venues included:

  • Nuclear Fusion
  • arXiv (Cornell University)

Their recent scientific papers included:

  • Overview of the first Wendelstein 7-X long pulse campaign with fully water-cooled plasma facing components, 2024, Nuclear Fusion
  • The topology of non-resonant stellarator divertors, 2025, Nuclear Fusion
  • A semi-automated algorithm for designing stellarator divertor and limiter plates and application to HSX, 2024, Nuclear Fusion
  • The topology of non-resonant stellarator divertors, 2025, arXiv (Cornell University)
  • Stellarator divertor design by optimizing coils for surfaces with sharp corners, 2025, arXiv (Cornell University)

Collaborative efforts were an integral part of their work. Frequent coauthors with whom Robert J. O. Davies partnered included:

  • C. B. Smiet
  • S. Henneberg
  • D. Boeyaert
  • Y. Feng
  • Alkesh Punjabi

Robert J. O. Davies's research contributed to expanding understanding in magnetic confinement systems and stellarator design, areas linked closely with fusion energy development and plasma physics. Their scientific output reflects a focus on both theoretical and applied aspects relating to fusion devices and plasma-surface interactions.

Best Publications

  • Ambulatory blood pressure after therapeutic and subtherapeutic nasal continuous positive airway pressure for obstructive sleep apnoea: a randomised parallel trial

    Justin C T Pepperell;Sharon Ramdassingh-Dow;Nicky Crosthwaite;Rebecca Mullins

  • Comparison of therapeutic and subtherapeutic nasal continuous positive airway pressure for obstructive sleep apnoea: a randomised prospective parallel trial

    Crispin Jenkinson;Robert Jo Davies;Rebecca Mullins;John R Stradling

  • U.K. Controlled trial of intrapleural streptokinase for pleural infection.

    Nicholas A. Maskell;Christopher W.H. Davies;Andrew J. Nunn;Emma L. Hedley

  • Intrapleural use of tissue plasminogen activator and DNase in pleural infection

    Najib M Rahman;Nicholas A Maskell;Alex West;Richard Teoh

  • Effect of an indwelling pleural catheter vs chest tube and talc pleurodesis for relieving dyspnea in patients with malignant pleural effusion: the TIME2 randomized controlled trial.

    Helen E. Davies;Eleanor K. Mishra;Brennan C. Kahan;John M. Wrightson

  • The relationship between neck circumference, radiographic pharyngeal anatomy, and the obstructive sleep apnoea syndrome

    R. J. O. Davies;J. R. Stradling

  • Neck circumference and other clinical features in the diagnosis of the obstructive sleep apnoea syndrome.

    R. J. O. Davies;N. J. Ali;J. R. Stradling

  • Management of pleural infection in adults: British Thoracic Society Pleural Disease Guideline 2010.

    Helen E Davies;Robert J O Davies;Christopher W H Davies

  • A Mal functional variant is associated with protection against invasive pneumococcal disease, bacteremia, malaria and tuberculosis.

    Chiea C Khor;Stephen J Chapman;Stephen J Chapman;Fredrik O Vannberg;Aisling Dunne

  • Local anaesthetic thoracoscopy: British Thoracic Society pleural disease guideline 2010

    Najib M Rahman;Nabeel J Ali;Gail Brown;Stephen J Chapman

  • The bacteriology of pleural infection by genetic and standard methods and its mortality significance.

    Nick A. Maskell;Sarah Batt;Emma L. Hedley;Christopher W. H. Davies

  • Circulating cardiovascular risk factors in obstructive sleep apnoea: data from randomised controlled trials

    G V Robinson;J C T Pepperell;H C Segal;R J O Davies

  • Standard pleural biopsy versus CT-guided cutting-needle biopsy for diagnosis of malignant disease in pleural effusions: a randomised controlled trial

    Nick A Maskell;FV Gleeson;RJ Davies

  • A randomized controlled trial of adaptive ventilation for Cheyne-Stokes breathing in heart failure.

    Justin C. T. Pepperell;Nick A. Maskell;David R. Jones;Beverley A. Langford-Wiley

  • Arterial blood pressure responses to graded transient arousal from sleep in normal humans

    R. J. O. Davies;P. J. Belt;S. J. Roberts;N. J. Ali

  • CD56bright NK Cells Are Enriched at Inflammatory Sites and Can Engage with Monocytes in a Reciprocal Program of Activation

    Nicola Dalbeth;Roger Gundle;Robert J. O. Davies;Y. C. Gary Lee

  • Case-control study of 24 hour ambulatory blood pressure in patients with obstructive sleep apnoea and normal matched control subjects

    Christopher W H Davies;Joy H Crosby;Rebecca L Mullins;Charles Barbour

  • Predictors of Outcome and Long-term Survival in Patients with Pleural Infection

    Christopher W. H. Davies;Susan E. Kearney;Fergus V. Gleeson;Robert J. O. Davies

  • Randomized Trials Describing Lung Inflammation after Pleurodesis with Talc of Varying Particle Size

    Nick A. Maskell;Y. C. Lee;Fergus V. Gleeson;Emma L. Hedley

  • Effect of nitrogen dioxide on synthesis of inflammatory cytokines expressed by human bronchial epithelial cells in vitro

    J. L. Devalia;A. M. Campbell;R. J. Sapsford;C. Rusznak

Frequent Co-Authors

John Stradling
John Stradling University of Oxford
Andrew Nunn
Andrew Nunn University College London
Crispin Jenkinson
Crispin Jenkinson University of Oxford
Robert F. Miller
Robert F. Miller University College London
Adrian V. S. Hill
Adrian V. S. Hill University of Oxford
Alexander L. Green
Alexander L. Green University of Oxford
Nicholas P. J. Day
Nicholas P. J. Day University of Oxford
Derrick W. Crook
Derrick W. Crook University of Oxford
Chiea Chuen Khor
Chiea Chuen Khor Agency for Science, Technology and Research
Dominic P. Kwiatkowski
Dominic P. Kwiatkowski University of Oxford

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