World's Best Scientists 2026 revealed!
Adolfo Speghini

Adolfo Speghini

D-Index & Metrics

Materials Science

D-Index
69
Citations
17118
World Ranking
4643
National Ranking
57

Chemistry

D-Index
70
Citations
17846
World Ranking
5838
National Ranking
123

Adolfo Speghini 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 Adolfo Speghini 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: 369 publications — 73rd percentile

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

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

Adolfo Speghini 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 Adolfo Speghini 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: 69 D-Index — 65th percentile

65% of scientists in this discipline score the same or lower.

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

Overview

Adolfo Speghini is a researcher affiliated with the University of Verona in Italy. Their academic contributions primarily focus on the field of Materials Science and Engineering, with a specialization in subfields such as Materials Chemistry, Electrical and Electronic Engineering, Inorganic Chemistry, Biomedical Engineering, and Ceramics and Composites.

The body of work produced by Speghini centers on key research topics including:

  • Luminescence Properties of Advanced Materials
  • Inorganic Fluorides and Related Compounds
  • Solid State Laser Technologies
  • Glass properties and applications
  • Quantum Dots Synthesis And Properties
  • Lanthanide and Transition Metal Complexes
  • Radiation Detection and Scintillator Technologies

Speghini's research has been published predominantly in journals such as:

  • Journal of Materials Chemistry C
  • Nanoscale
  • Optical Materials
  • ACS Applied Materials & Interfaces
  • Journal of Luminescence

Recent publications include:

  • "Unraveling the impact of different thermal quenching routes on the luminescence efficiency of the Y3Al5O12:Ce3+phosphor for white light emitting diodes", 2020, Journal of Materials Chemistry C
  • "Cubic versus hexagonal - phase, size and morphology effects on the photoluminescence quantum yield of NaGdF4:Er3+/Yb3+ upconverting nanoparticles", 2022, Nanoscale
  • "Lithium-aluminum-zinc phosphate glasses activated with Sm3+, Sm3+/Eu3+ and Sm3+/Tb3+ for reddish-orange and white light generation", 2020, Journal of Alloys and Compounds
  • "Nanovector-mediated exogenous delivery of dsRNA induces silencing of target genes in very young tomato flower buds", 2022, Nanoscale Advances
  • "From Nanothermometry to Bioimaging: Lanthanide-Activated KY3F10 Nanostructures as Biocompatible Multifunctional Tools for Nanomedicine", 2023, ACS Applied Materials & Interfaces

Their frequent coauthors include Emil Milan, Anna Lucia Pellegrino, Graziella Malandrino, Giacomo Lucchini, and Eros Radicchi, reflecting collaborations that span multiple projects.

Best Publications

  • Physical-Chemical Properties of Biogenic Selenium Nanostructures Produced by Stenotrophomonas maltophilia SeITE02 and Ochrobactrum sp. MPV1.

    Elena Piacenza;Alessandro Presentato;Emmanuele Ambrosi;Adolfo Speghini

  • Significance of Yb3+ concentration on the upconversion mechanisms in codoped Y2O3:Er3+, Yb3+ nanocrystals

    Fiorenzo Vetrone;John-Christopher Boyer;John A. Capobianco;Adolfo Speghini

  • Colloidal Tm3+/Yb3+-Doped LiYF4 Nanocrystals: Multiple Luminescence Spanning the UV to NIR Regions via Low-Energy Excitation

    Venkataramanan Mahalingam;Fiorenzo Vetrone;Rafik Naccache;Adolfo Speghini

  • NIR-to-NIR Two-Photon Excited CaF2:Tm3+,Yb3+ Nanoparticles: Multifunctional Nanoprobes for Highly Penetrating Fluorescence Bio-Imaging

    Ning-Ning Dong;Marco Pedroni;Fabio Piccinelli;Giamaica Conti

  • Concentration-Dependent Near-Infrared to Visible Upconversion in Nanocrystalline and Bulk Y2O3:Er3+

    Fiorenzo Vetrone;† John-Christopher Boyer;John A. Capobianco;and Adolfo Speghini

  • Enhancement of Red Emission (4F9/2 → 4I15/2) via Upconversion in Bulk and Nanocrystalline Cubic Y2O3:Er3+

    John A. Capobianco;Fiorenzo Vetrone;J. Christopher Boyer;Adolfo Speghini

  • Effect of Yb3+ Codoping on the Upconversion Emission in Nanocrystalline Y2O3:Er3+

    Fiorenzo Vetrone;J. Christopher Boyer;John A. Capobianco;and Adolfo Speghini

  • Variation of Fluorescence Lifetimes and Judd-Ofelt Parameters between Eu3+ Doped Bulk and Nanocrystalline Cubic Lu2O3

    J. C. Boyer;F. Vetrone;J. A. Capobianco;Adolfo Speghini

  • Effect of glass composition on Judd–Ofelt parameters and radiative decay rates of Er3+ in fluoride phosphate and phosphate glasses

    H. Ebendorff-Heidepriem;D. Ehrt;M. Bettinelli;A. Speghini

  • Optical spectroscopy of nanocrystalline cubic Y2O3:Er3+ obtained by combustion synthesis

    J. A. Capobianco;F. Vetrone;T. Dalesio;G. Tessari

  • A Spectroscopic Analysis of Blue and Ultraviolet Upconverted Emissions from Gd3Ga5O12:Tm3+, Yb3+ Nanocrystals

    Fabiano Pandozzi;Fiorenzo Vetrone;† John-Christopher Boyer;Rafik Naccache

  • Growth, spectroscopic characterization, and laser performance of Nd:LuVO 4 , a new infrared laser material that is suitable for diode pumping

    C. Maunier;J. L. Doualan;R. Moncorge;A. Speghini

  • 980 nm excited upconversion in an Er-doped ZnO–TeO2 glass

    Fiorenzo Vetrone;John-Christopher Boyer;John A. Capobianco;Adolfo Speghini

  • Visible upconversion of Er3+ doped nanocrystalline and bulk Lu2O3

    J. A. Capobianco;F. Vetrone;J. C. Boyer;Adolfo Speghini

  • Imaging agents based on lanthanide doped nanoparticles

    L. Prodi;E. Rampazzo;F. Rastrelli;A. Speghini

  • Photocatalytic activity of TiO2 doped with boron and vanadium

    M. Bettinelli;V. Dallacasa;D. Falcomer;P. Fornasiero

  • 1.3 μm emitting SrF2:Nd3+ nanoparticles for high contrast in vivo imaging in the second biological window

    Irene Villa;Anna Vedda;Irene Xochilt Cantarelli;Marco Pedroni

  • Optical Spectroscopy and Upconversion Studies of Ho3+-Doped Bulk and Nanocrystalline Y2O3

    J. A. Capobianco;J. C. Boyer;F. Vetrone;Adolfo Speghini

  • Bright white upconversion emission from Tm3+/Yb3+/Er3+ doped Lu3Ga5O12 nanocrystals

    Venkataramanan Mahalingam;Francesca Mangiarini;Fiorenzo Vetrone;Vemula Venkatramu

  • Downregulation of the Petunia hybrida α-Expansin Gene PhEXP1 Reduces the Amount of Crystalline Cellulose in Cell Walls and Leads to Phenotypic Changes in Petal Limbs

    Sara Zenoni;Lara Reale;Giovanni Battista Tornielli;Luisa Lanfaloni

  • Optical spectra of yttrium phosphate and yttrium vanadate single crystals activated with Dy3

    Enrico Cavalli;Marco Bettinelli;Alessandro Belletti;Adolfo Speghini

Frequent Co-Authors

Marco Bettinelli
Marco Bettinelli University of Verona
Fiorenzo Vetrone
Fiorenzo Vetrone Institut National de la Recherche Scientifique
John A. Capobianco
John A. Capobianco Concordia University
Daniel Jaque
Daniel Jaque Autonomous University of Madrid
Stefano Polizzi
Stefano Polizzi Ca Foscari University of Venice
Giancarlo C. Righini
Giancarlo C. Righini National Research Council (CNR)
J. García Solé
J. García Solé Autonomous University of Madrid
Carla Cannas
Carla Cannas University of Cagliari
Maurizio Ferrari
Maurizio Ferrari National Research Council (CNR)
Anna Maria Giovanna Musinu
Anna Maria Giovanna Musinu University of Cagliari

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