World's Best Scientists 2026 revealed!

D-Index & Metrics

Materials Science

D-Index
45
Citations
30734
World Ranking
11575
National Ranking
31

Umar Khan publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Umar Khan sits on this spectrum.

50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50 publications 1,163+

This scientist: 57 publications — 1st percentile

1% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

Umar Khan D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Umar Khan sits on this spectrum.

40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40 D-Index 165+

This scientist: 45 D-Index — 10th percentile

10% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

Overview

Umar Khan is affiliated with the Institute of Technology Sligo in Ireland, working across intersecting fields of engineering and medicine. Their research focuses primarily on biomedical engineering, with additional contributions to surgery, pharmacology, electrical and electronic engineering, and materials science.

The scientist's recent publications address a variety of topics related to mechanical circulatory support devices, nanomaterials, membrane separation technologies, and graphene applications. Among the notable papers are:

  • Highly Conductive Networks of Silver Nanosheets (2022, Small)
  • Low cost, high performance ultrafiltration membranes from glass fiber-PTFE-graphene composites (2020, Scientific Reports)
  • Physical and Mechanical Characterization of Poly(methyl methacrylate) Based Cements for Bone Regeneration (2021, Science of Advanced Materials)
  • Sustaining Life versus Altering Life-Saving Drugs: Insights to Explain the Paradoxical Effect of Extracorporeal Membrane Oxygenation on Drugs (2023, Journal of Clinical Medicine)
  • Advancing Extracorporeal Life Support in the South-West Asian and African Continent (2025, ASAIO Journal)

The portfolio of research venues includes Small, Scientific Reports, Science of Advanced Materials, Journal of Clinical Medicine, and ASAIO Journal, reflecting a diverse scientific dissemination strategy.

Umar Khan frequently collaborates with other researchers in their fields. Coauthors with multiple joint publications include Jonathan N. Coleman and Bassam Atallah. Other collaborators include Adam G. Kelly, Jane Mary O'Reilly, and Cian Gabbett.

The main topics covered in their work include:

  • Mechanical Circulatory Support Devices
  • Nanomaterials and Printing Technologies
  • Advanced Sensor and Energy Harvesting Materials
  • Electromagnetic Wave Absorption Materials
  • Membrane Separation Technologies
  • Graphene Research and Applications
  • Graphene and Nanomaterials Applications

Their expertise spans subfields such as biomedical engineering, surgery, pharmacology, electrical and electronic engineering, and the study of electronic, optical, and magnetic materials.

Best Publications

  • Two-Dimensional Nanosheets Produced by Liquid Exfoliation of Layered Materials

    Jonathan N. Coleman;Mustafa Lotya;Arlene O'Neill;Shane D. Bergin;Shane D. Bergin

  • Small but strong: A review of the mechanical properties of carbon nanotube–polymer composites

    Jonathan N. Coleman;Umar Khan;Werner J. Blau;Yurii K. Gun’ko

  • Scalable production of large quantities of defect-free few-layer graphene by shear exfoliation in liquids

    Keith R. Paton;Eswaraiah Varrla;Claudia Backes;Ronan J. Smith

  • Mechanical Reinforcement of Polymers Using Carbon Nanotubes

    Jonathan N. Coleman;Umar Khan;Yurii K. Gun'ko

  • Large-scale exfoliation of inorganic layered compounds in aqueous surfactant solutions

    Ronan J. Smith;Paul J. King;Mustafa Lotya;Christian Wirtz

  • High-concentration solvent exfoliation of graphene.

    Umar Khan;Arlene O'Neill;Mustafa Lotya;Sukanta De

  • High-concentration, surfactant-stabilized graphene dispersions.

    Mustafa Lotya;Paul J King;Umar Khan;Sukanta De

  • Sensitive, High-Strain, High-Rate Bodily Motion Sensors Based on Graphene–Rubber Composites

    Conor S. Boland;Umar Khan;Claudia Backes;Arlene O’Neill

  • Sensitive electromechanical sensors using viscoelastic graphene-polymer nanocomposites

    Conor S. Boland;Umar Khan;Gavin Ryan;Sebastian Barwich

  • Preparation of High Concentration Dispersions of Exfoliated MoS2 with Increased Flake Size

    Arlene O’Neill;Umar Khan;Jonathan N Coleman

  • Graphene Dispersion and Exfoliation in Low Boiling Point Solvents

    Arlene O’Neill;Umar Khan;Peter N. Nirmalraj;John Boland

  • A Commercial Conducting Polymer as Both Binder and Conductive Additive for Silicon Nanoparticle-Based Lithium-Ion Battery Negative Electrodes.

    Thomas M Higgins;Sang-Hoon Park;Paul J King;Paul J King;Chuanfang John Zhang

  • Solvent-exfoliated graphene at extremely high concentration.

    Umar Khan;Harshit Porwal;Arlene O’Neill;Khalid Nawaz

  • Size selection of dispersed, exfoliated graphene flakes by controlled centrifugation

    Umar Khan;Arlene O’Neill;Harshit Porwal;Peter May

  • Size effects and the problem with percolation in nanostructured transparent conductors.

    Sukanta De;Paul J. King;Philip E. Lyons;Umar Khan

  • Development of stiff, strong, yet tough composites by the addition of solvent exfoliated graphene to polyurethane

    Umar Khan;Peter May;Arlene O’Neill;Jonathan N. Coleman

  • Improving the mechanical properties of graphene oxide based materials by covalent attachment of polymer chains

    Manuela Cano;Umar Khan;Toby Sainsbury;Arlene O’Neill

  • Approaching the theoretical limit for reinforcing polymers with graphene

    Peter May;Umar Khan;Arlene O'Neill;Jonathan N Coleman

  • Polymer reinforcement using liquid-exfoliated boron nitride nanosheets

    Umar Khan;Peter May;Arlene O'Neill;Alan P. Bell

  • Graphene oxide and graphene nanosheet reinforced aluminium matrix composites: Powder synthesis and prepared composite characteristics

    Jinghang Liu;Umar Khan;Jonathan Coleman;Bea Fernandez

  • Two-Dimensional Nanosheets Produced by Liquid Exfoliation of Layered Materials.

    Jonathan N. Coleman

Frequent Co-Authors

Jonathan N. Coleman
Jonathan N. Coleman Trinity College Dublin
Peter M. May
Peter M. May Trinity College Dublin
Georg S. Duesberg
Georg S. Duesberg Bundeswehr University Munich
Valeria Nicolosi
Valeria Nicolosi Trinity College Dublin
Claudia Backes
Claudia Backes Heidelberg University
Yurii K. Gun'ko
Yurii K. Gun'ko Trinity College Dublin
Werner J. Blau
Werner J. Blau Trinity College Dublin
Jaime C. Grunlan
Jaime C. Grunlan Texas A&M University
Niall McEvoy
Niall McEvoy Trinity College Dublin
Arantxa Eceiza
Arantxa Eceiza University of the Basque Country

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