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D-Index & Metrics

Materials Science

D-Index
66
Citations
21060
World Ranking
5245
National Ranking
129

Chemistry

D-Index
67
Citations
21114
World Ranking
6776
National Ranking
233

Serge Lefrant 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 Serge Lefrant 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: 477 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Serge Lefrant 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 Serge Lefrant 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: 66 D-Index — 59th percentile

59% of scientists in this discipline score the same or lower.

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

Overview

Serge Lefrant is affiliated with the University of Nantes in France. Their academic profile does not list recent papers, co-authors, or frequent publication venues, indicating either limited publication activity or data availability at this time.

There is no recorded information on book publications or detailed fields of study related to their research output. Similarly, data on subfields and main topics of work have not been documented.

There are also no recorded awards associated with Serge Lefrant. They are currently active, with no indication of being deceased.

Given the limited available data, the profile focuses mainly on the primary affiliation as the defining feature of their academic identity.

Best Publications

  • Large-scale production of single-walled carbon nanotubes by the electric-arc technique

    C. Journet;W. K. Maser;P. Bernier;A. Loiseau

  • Vibrational analysis of polyaniline: A comparative study of leucoemeraldine, emeraldine, and pernigraniline bases

    S Quillard;G Louarn;S Lefrant;AG Macdiarmid

  • In situ spectroelectrochemical Raman studies of poly(3,4-ethylenedioxythiophene) (PEDT)

    S. Garreau;G. Louarn;J. P. Buisson;G. Froyer

  • Large-scale synthesis of single-wall carbon nanotubes by catalytic chemical vapor deposition (CCVD) method

    J.-F Colomer;C Stephan;S Lefrant;G Van Tendeloo

  • Theoretical and experimental vibrational study of emeraldine in salt form. Part II

    M. Cochet;G. Louarn;S. Quillard;J. P. Buisson

  • Vibrational Properties of PolyanilineIsotope Effects

    G. Louarn;M. Lapkowski;S. Quillard;A. Pron

  • Raman spectroscopy of single-wall boron nitride nanotubes.

    Raul Arenal;A. C. Ferrari;Stephanie Reich;Ludger Wirtz

  • Selective interaction of a semiconjugated organic polymer with single-wall nanotubes

    A. B. Dalton;C. Stephan;J. N. Coleman;B. McCarthy

  • Polyaniline and Carbon Nanotubes Based Composites Containing Whole Units and Fragments of Nanotubes

    M. Baibarac;I. Baltog;S. Lefrant;J. Y. Mevellec

  • Raman Spectroscopic Studies of Regioregular Poly(3-alkylthiophenes)

    Guy Louarn;Miroslaw Trznadel;J. P. Buisson;Jadwiga Laska

  • Vibrational Analysis of Polyaniline: A Model Compound Approach

    Unknown

  • Characterization of singlewalled carbon nanotubes-PMMA composites

    C Stéphan;T.P Nguyen;M.Lamy de la Chapelle;S Lefrant

  • SERS spectra of poly(3‐hexylthiophene) in oxidized and unoxidized states

    M. Baibarac;M. Lapkowski;A. Pron;S. Lefrant

  • Vibrational Studies of a Series of .alpha.-Oligothiophenes as Model Systems of Polythiophene

    G. Louarn;J. P. Buisson;S. Lefrant;D. Fichou

  • Transport properties of PMMA-Carbon Nanotubes composites

    J-M. Benoit;B. Corraze;S. Lefrant;W.J. Blau

  • Vibrational Study of the FeCl3-Doped Dimer of Polyaniline; A Good Model Compound of Emeraldine Salt

    M. I. Boyer;S. Quillard;G. Louarn;and G. Froyer

  • Vibrational spectroscopic studies of the isotope effects in polyaniline

    S. Quillard;G. Louam;J.P. Buisson;M. Boyer

  • SERS spectra of polyaniline thin films deposited on rough Ag, Au and Cu. Polymer film thickness and roughness parameter dependence of SERS spectra

    M. Baibarac;M. Cochet;M. Łapkowski;L. Mihut

  • Stoichiometry dependence of the Raman spectrum of alkali-doped single-wall carbon nanotubes

    N. Bendiab;E. Anglaret;J.-L. Bantignies;A. Zahab

  • Identification of the symmetry of phonon modes in CsPbCl3 in phase IV by Raman and resonance-Raman scattering

    Dana M. Calistru;L. Mihut;S. Lefrant;I. Baltog

  • Evolution and evaluation of the polymer nanotube composite

    S. Curran;A.P. Davey;J. Coleman;A. Dalton

  • Polyaniline based optical pH sensor

    Ulrich-W. Grummt;Adam Pron;Malgorzata Zagorska;S. Lefrant

Frequent Co-Authors

Adam Pron
Adam Pron Warsaw University of Technology
Patrick Bernier
Patrick Bernier University of Montpellier
Mieczyslaw Lapkowski
Mieczyslaw Lapkowski Silesian University of Technology
Günther Leising
Günther Leising Graz University of Technology
Wolfgang K. Maser
Wolfgang K. Maser Spanish National Research Council
J.C. Bernède
J.C. Bernède University of Nantes
Pulickel M. Ajayan
Pulickel M. Ajayan Rice University
Werner J. Blau
Werner J. Blau Trinity College Dublin
Alan G. MacDiarmid
Alan G. MacDiarmid University of Pennsylvania
Christopher P. Ewels
Christopher P. Ewels Centre national de la recherche scientifique, CNRS

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