World's Best Scientists 2026 revealed!

D-Index & Metrics

Materials Science

D-Index
95
Citations
32210
World Ranking
1331
National Ranking
424

Chemistry

D-Index
95
Citations
32709
World Ranking
1626
National Ranking
623

Harry R. Allcock 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 Harry R. Allcock 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: 689 publications — 95th percentile

95% of scientists in this discipline score the same or lower.

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

Harry R. Allcock 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 Harry R. Allcock 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: 95 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2014 - Member of the National Academy of Engineering For development of polyphosphazenes, a new class of biomaterials.
  • 1986 - Fellow of John Simon Guggenheim Memorial Foundation

Overview

Harry R. Allcock is affiliated with Pennsylvania State University in the United States. Their research primarily focuses on materials science, with a significant emphasis on polymers and plastics, materials chemistry, organic chemistry, molecular biology, and biomaterials.

The key topics covered in their work include flame retardant materials and properties, antimicrobial agents and applications, bacterial biofilms and quorum sensing, biodegradable polymer synthesis and properties, crystallization and solubility studies, X-ray diffraction in crystallography, and the synthesis and characterization of novel inorganic/organometallic compounds.

Among their notable recent publications are:

  • Polyphosphazenes: Phosphorus in Inorganic-Organic Polymers, 2020, The Journal of Organic Chemistry
  • Polyphosphazene polymers: The next generation of biomaterials for regenerative engineering and therapeutic drug delivery, 2020, Journal of Vacuum Science & Technology B Nanotechnology and Microelectronics Materials Processing Measurement and Phenomena
  • Inhibition of bacterial adhesion and biofilm formation by a textured fluorinated alkoxyphosphazene surface, 2020, Bioactive Materials
  • Polyphosphazene Elastomers with Alkoxy and Trifluoroethoxy Side Groups, 2020, ACS Applied Polymer Materials
  • A Regenerative Polymer Blend Composed of Glycylglycine Ethyl Ester-Substituted Polyphosphazene and Poly(lactic-co-glycolic acid), 2020, ACS Applied Polymer Materials

Harry R. Allcock has collaborated frequently with several researchers, including Christopher A. Siedlecki, Li-Chong Xu, Kenneth S. Ogueri, Kennedy S. Ogueri, and Cato T. Laurencin.

Their work has appeared multiple times in prominent venues such as the Journal of Biomedical Materials Research Part B Applied Biomaterials, The Cambridge Structural Database, ACS Applied Polymer Materials, The Journal of Organic Chemistry, and the Journal of Vacuum Science & Technology B Nanotechnology and Microelectronics Materials Processing Measurement and Phenomena.

Awards earned by Harry R. Allcock include membership in the National Academy of Engineering, awarded in 2014 for the development of polyphosphazenes, a new class of biomaterials, and recognition as a Fellow of the John Simon Guggenheim Memorial Foundation in 1986.

Best Publications

  • Contemporary polymer chemistry

    H. R. Allcock;Frederick Walter Lampe

  • POLYPHOSPHAZENE SOLID ELECTROLYTES

    P. M. Blonsky;D. F. Shriver;P. Austin;H. R. Allcock

  • Synthesis of High Polymeric Alkoxy- and Aryloxyphosphonitriles

    Harry R. Allcock;R. L. Kugel

  • Chemistry and applications of polyphosphazenes

    H. R. Allcock

  • Recent advances in phosphazene (phosphonitrilic) chemistry

    H. R. Allcock

  • Ambient Temperature Synthesis of Poly(dichlorophosphazene) with Molecular Weight Control

    Charles H. Honeyman;Ian Manners;Christopher T. Morrissey;Harry R. Allcock

  • Mikrokapsler af ionisk tværbundne polymere

    Langer Robert S;Cohen Smadar;Bano Carmen;Visscher Karyn B

  • Synthesis of Poly[(amino acid alkyl ester)phosphazenes]

    H. R. Allcock;T. J. Fuller;D. P. Mack;K. Matsumura

  • A highly porous 3‐dimensional polyphosphazene polymer matrix for skeletal tissue regeneration

    Cato T. Laurencin;Cato T. Laurencin;Saadiq F. El-Amin;Sobrasua E. Ibim;Darryl A. Willoughby

  • Poly[bis(2,2,2-trifluoroethoxy)phosphazene] superhydrophobic nanofibers.

    Anurima Singh;Lee Steely;Harry R. Allcock

  • Inorganic and organometallic polymers : macromolecules containing silicon, phosphorus, and other inorganic elements

    Martel Zeldin;Kenneth J. Wynne;Harry R. Allcock

  • Tunable, biodegradable gold nanoparticles as contrast agents for computed tomography and photoacoustic imaging.

    Rabee Cheheltani;Rami M. Ezzibdeh;Peter Chhour;Kumidini Pulaparthi

  • Inorganic—Organic Polymers

    Harry R. Allcock

  • Poly[(amino acid ester)phosphazenes]: Synthesis, Crystallinity, and Hydrolytic Sensitivity in Solution and the Solid State

    Harry R. Allcock;Shawn R. Pucher;Angelo G. Scopelianos

  • Ionically cross-linkable polyphosphazene: poly(bis(carboxylatophenoxy) phosphazene) and its hydrogels and membranes

    Harry R. Allcock;Sukky Kwon

  • “Living” Cationic Polymerization of Phosphoranimines as an Ambient Temperature Route to Polyphosphazenes with Controlled Molecular Weights

    Harry R. Allcock;Chester A. Crane;Christopher T. Morrissey;James M. Nelson

  • Polyphosphazene/Nano-Hydroxyapatite Composite Microsphere Scaffolds for Bone Tissue Engineering

    Syam P. Nukavarapu;Sangamesh G. Kumbar;Justin L. Brown;Nicholas R. Krogman

  • Use of polyphosphazenes for skeletal tissue regeneration

    Cato T. Laurencin;Cato T. Laurencin;Maria E. Norman;Hoda M. Elgendy;Saadiq F. El-Amin

  • Fabrication and optimization of methylphenoxy substituted polyphosphazene nanofibers for biomedical applications.

    Lakshmi S. Nair;Subhabrata Bhattacharyya;Jared D. Bender;Yaser E. Greish

  • Hydrolysis Pathways for Aminophosphazenes

    Harry R. Allcock;T. J. Fuller;K. Matsumura

Frequent Co-Authors

Cato T. Laurencin
Cato T. Laurencin University of Connecticut
Lakshmi S. Nair
Lakshmi S. Nair University of Connecticut Health Center
Ian Manners
Ian Manners University of Victoria
Paul W. Brown
Paul W. Brown Pennsylvania State University
Sangamesh G. Kumbar
Sangamesh G. Kumbar University of Nebraska Medical Center
Swaminathan Sethuraman
Swaminathan Sethuraman SASTRA University
Duward F. Shriver
Duward F. Shriver Northwestern University
William H. Steier
William H. Steier University of Southern California
Oskar Nuyken
Oskar Nuyken Technical University of Munich

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