World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
73
Citations
16152
World Ranking
5081
National Ranking
163

Jean-François Létard publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Jean-François Létard sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 265 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Jean-François Létard D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Jean-François Létard sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 73 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Jean-François Létard is a researcher affiliated with the Centre national de la recherche scientifique (CNRS) in France. Their research primarily focuses on the field of Materials Science, with particular attention to Materials Chemistry, Electronic, Optical and Magnetic Materials, and Inorganic Chemistry.

The main topics in Jean-François Létard's work include:

  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Magnetism in coordination complexes
  • Metal-Catalyzed Oxygenation Mechanisms
  • Lanthanide and Transition Metal Complexes

Jean-François Létard has contributed to publications in several venues, notably:

  • The Cambridge Structural Database
  • Inorganic Chemistry Frontiers

Recent papers featuring their work include:

  • "Switching on thermal and light-induced spin crossover by desolvation of [Fe(3-bpp)2](XO4)2·solvent (X = Cl, Re) compounds" (2021) published in Inorganic Chemistry Frontiers
  • "CCDC 2073013: Experimental Crystal Structure Determination" (2021) published in The Cambridge Structural Database
  • "CCDC 2073012: Experimental Crystal Structure Determination" (2021) published in The Cambridge Structural Database

Their frequent co-authors include:

  • Abdelhak Djemel
  • Olaf Stefańczyk
  • Kunal Kumar
  • Rachid Delimi
  • Farouk Benaceur

Best Publications

  • Towards spin crossover applications

    Jean-Francois Letard;Philippe Guionneau;Laurence Goux-Capes

  • Photomagnetism of iron(II) spin crossover complexes—the T(LIESST) approach

    Jean-François Létard

  • Structural, Magnetic, and Photomagnetic Studies of a Mononuclear Iron(II) Derivative Exhibiting an Exceptionally Abrupt Spin Transition. Light-Induced Thermal Hysteresis Phenomenon.

    Jean-François Létard;Philippe Guionneau;Louis Rabardel;Judith A. K. Howard

  • Dynamic interplay between spin-crossover and host-guest function in a nanoporous metal-organic framework material.

    Peter D Southon;Lang Liu;Elizabeth A Fellows;David J Price

  • Structural aspects of spin crossover. Example of the [FeIILn(NCS)2] complexes

    Philippe Guionneau;Mathieu Marchivie;Georges Bravic;Jean-Francois Letard

  • Photo‐induced spin‐transition: the role of the iron(II) environment distortion

    Mathieu Marchivie;Philippe Guionneau;Jean François Létard;Daniel Chasseau

  • Critical temperature of the LIESST effect in iron(II) spin crossover compounds

    Jean-François Létard;Laurence Capes;Laurence Capes;Guillaume Chastanet;Nicolas Moliner

  • A guideline to the design of molecular-based materials with long-lived photomagnetic lifetimes.

    Jean-François Létard;Philippe Guionneau;Olivier Nguyen;José Sánchez Costa

  • Single-crystal to single-crystal structural transformation and photomagnetic properties of a porous iron(II) spin-crossover framework.

    Suzanne M Neville;Gregory J Halder;Karena Chapman;Martin Duriska

  • LIGHT INDUCED EXCITED PAIR SPIN STATE IN AN IRON(II) BINUCLEAR SPIN-CROSSOVER COMPOUND

    Jean-François Létard;José Antonio Real;Nicolás Moliner;Ana B. Gaspar

  • Thermally and light-induced valence tautomeric transition in a dinuclear cobalt-tetraoxolene complex.

    Chiara Carbonera;Andrea Dei;Jean-François Létard;Claudio Sangregorio

  • Nanoparticles of [Fe(NH2-trz)3]Br2.3H2O (NH2-trz=2-amino-1,2,4-triazole) prepared by the reverse micelle technique: influence of particle and coherent domain sizes on spin-crossover properties.

    Thibaut Forestier;Abdellah Kaiba;Stanislav Pechev;Dominique Denux

  • Structural characterization of a photoinduced molecular switch.

    Mathieu Marchivie;Philippe Guionneau;Judith A. K. Howard;Guillaume Chastanet

  • Structure-photophysics correlations in a series of 4-(dialkylamino)stilbenes: intramolecular charge transfer in the excited state as related to the twist around the single bonds

    Jean Francois Letard;Rene Lapouyade;Wolfgang Rettig

  • Wide Thermal Hysteresis for the Mononuclear Spin-Crossover Compound cis-Bis(thiocyanato)bis[N-(2‘-pyridylmethylene)-4-(phenylethynyl)anilino]iron(II)

    Unknown

  • Co(II) molecular complexes as a reference for the spin crossover in Fe(II) analogues

    Philippe Guionneau;Mathieu Marchivie;Georges Bravic;Jean-François Létard

  • Hysteretic three-step spin crossover in a thermo- and photochromic 3D pillared Hofmann-type metal-organic framework.

    Natasha F. Sciortino;Katrin R. Scherl-Gruenwald;Guillaume Chastanet;Gregory J. Halder

  • Elucidating the mechanism of a two-step spin transition in a nanoporous metal-organic framework.

    Gregory J Halder;Karena Chapman;Suzanne M Neville;Boujemaa Moubaraki

  • Multiple relaxation pathways in photoexcited dimethylaminonitro- and dimethylaminocyano-stilbenes

    René Lapouyade;Alexander Kuhn;Jean-François Letard;Wolfgang Rettig

  • A Nanoscale Molecular Switch Triggered by Thermal, Light, and Guest Perturbation

    Martin Duriska;Suzanne M Neville;Boujemaa Moubaraki;John Dixon Cashion

  • Spin crossover behavior under pressure of Fe(PM-L)2(NCS)2 compounds with substituted 2′-pyridylmethylene 4-anilino ligands

    V. Ksenofontov;G. Levchenko;H. Spiering;P. Gütlich

Frequent Co-Authors

Philippe Guionneau
Philippe Guionneau Centre national de la recherche scientifique, CNRS
Guillaume Chastanet
Guillaume Chastanet Centre national de la recherche scientifique, CNRS
Cameron J. Kepert
Cameron J. Kepert University of Sydney
Keith S. Murray
Keith S. Murray Monash University
Boujemaa Moubaraki
Boujemaa Moubaraki Monash University
Eric Collet
Eric Collet University of Rennes
François Varret
François Varret Centre national de la recherche scientifique, CNRS
Loïc Toupet
Loïc Toupet University of Rennes
Stuart Robert Batten
Stuart Robert Batten Monash University
Judith A. K. Howard
Judith A. K. Howard Durham University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For students interested in Chemistry, especially with an application in forensics, exploring related degrees can open exciting career opportunities. Many professionals pursue a forensic psychology master's programs to deepen their understanding of criminal behavior, which complements a scientific background.

Career options in this field extend beyond traditional chemistry roles. The world of forensic careers often require expertise in both science and criminal justice, making it essential to consider interdisciplinary study paths. Chemistry graduates can leverage this by working alongside law enforcement and legal teams in evidence analysis.

Cost considerations are important when choosing education routes. Exploring criminal justice degree tuition options helps prospective students find affordable programs that offer quality education and relevant training.

For those starting their journey, an online associates in criminal justice can provide a solid foundation, paving the way for advanced degrees and specialized forensic chemistry roles. This pathway balances flexibility and career readiness in a growing industry.

Best Scientists Citing Jean-François Létard

Trending Scientists

Recently Published Articles