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D-Index & Metrics

Materials Science

D-Index
50
Citations
8946
World Ranking
10238
National Ranking
2447

Said Jahanmir 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 Said Jahanmir 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: 139 publications — 11th percentile

11% of scientists in this discipline score the same or lower.

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

Said Jahanmir 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 Said Jahanmir 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: 50 D-Index — 22nd percentile

22% 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

  • 2001 - Mayo D. Hersey Award, The American Society of Mechanical Engineers
  • 1992 - Fellow of the American Society of Mechanical Engineers

Overview

Said Jahanmir is affiliated with the National Institute of Standards and Technology in the United States. Their career includes recognition by the American Society of Mechanical Engineers with two notable awards. In 1992, they were named a Fellow of the American Society of Mechanical Engineers. Later, in 2001, they received the Mayo D. Hersey Award from the same organization.

There are no records available for recent papers, frequent co-authors, or specific publication venues related to Said Jahanmir. Additionally, information regarding book publications, main fields of study, subfields, or main topics of work is not provided.

These data points indicate that Said Jahanmir has a professional connection to mechanical engineering through their association with the American Society of Mechanical Engineers and the National Institute of Standards and Technology.

Best Publications

  • The delamination theory of wear

    Nam Pyo Suh;N Saka;S Jahanmir;J R Fleming

  • Indentation Damage and Mechanical Properties of Human Enamel and Dentin

    H.H.K. Xu;D.T. Smith;S. Jahanmir;E. Romberg

  • Mechanics of subsurface void nucleation in delamination wear

    S. Jahanmir;N.P. Suh

  • Machining of ceramics and composites

    Said Jahanmir;M. Ramulu;Philip Koshy

  • Chain length effects in boundary lubrication

    S. Jahanmir

  • Low-friction wear-resistant coatings for high-temperature foil bearings

    Hooshang Heshmat;Piotr Hryniewicz;James F. Walton;John P. Willis

  • Influence of Fracture Toughness on the Wear Resistance of Yttria‐Doped Zirconium Oxide

    Travgott E. Fischer;Michael P. Anderson;Said Jahanmir

  • EFFECT OF GRINDING ON STRENGTH OF TETRAGONAL ZIRCONIA AND ZIRCONIA-TOUGHENED ALUMINA

    Hockin H. K. Xu;Said Jahanmir;Lewis K. Ives

  • Friction and Wear of Silicon Nitride Lubricated by Humid Air, Water, Hexadecane and Hexadecane + 0.5 Percent Stearic Acid

    S. Jahanmir;T. E. Fischer

  • Abrasive machining of porcelain and zirconia with a dental handpiece

    L. Yin;S. Jahanmir;L.K. Ives

  • Friction and Wear of Ceramics

    Said Jahanmir

  • An Adsorption Model for Friction in Boundary Lubrication

    S. Jahanmir;M. Beltzer

  • Wear transition diagram for silicon nitride

    X. Dong;S. Jahanmir

  • Microfracture and material removal in scratching of alumina

    Hockin H. K. Xu;S. Jahanmir

  • Microscopic observations of the wear sheet formation by delamination

    S. Jahanmir;N.P. Suh;E.P. Abrahamson

  • Effect of Additive Molecular Structure on Friction Coefficient and Adsorption

    S. Jahanmir;M. Beltzer

  • Simple technique for observing subsurface damage in machining of ceramics

    Hockin H. K. Xu;Said Jahanmir

  • Tribological Characteristics of α‐Alumina at Elevated Temperatures

    X. Dong;Said Jahanmir;Stephen M. Hsu

  • Friction and wear of tough and brittle zirconia in nitrogen, air, water, hexadecane and hexadecane containing stearic acid

    T.E. Fischer;M.P. Anderson;S. Jahanmir;R. Salher

  • Enamel Subsurface Damage Due to Tooth Preparation with Diamonds

    H.H.K. Xu;J.R. Kelly;S. Jahanmir;V.P. Thompson

  • Effect of grain size on scratch interactions and material removal in alumina

    Hockin H. K. Xu;Said Jahanmir;Yushu Wang

Frequent Co-Authors

Hockin H.K. Xu
Hockin H.K. Xu University of Maryland, Baltimore
Mitjan Kalin
Mitjan Kalin University of Ljubljana
Van P. Thompson
Van P. Thompson King's College London
Stephen M. Hsu
Stephen M. Hsu George Washington University
Ali Erdemir
Ali Erdemir Texas A&M University
Hong Liang
Hong Liang Texas A&M University
Duncan Dowson
Duncan Dowson University of Leeds
Nitin P. Padture
Nitin P. Padture Brown University
Mamidala Ramulu
Mamidala Ramulu University of Washington

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