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Adolfo Speghini

Adolfo Speghini

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 69 4643 4491 57 54 369 17118
Chemistry 70 5838 5296 123 109 355 17846

Adolfo Speghini publications per year

The chart shows the history of publications by Adolfo Speghini between 1991 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Adolfo Speghini published across 36 years, from 1991 to 2026, averaging 10.9 papers a year. Output peaked at 27 publications in 2004. 11 of the 391 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1991 to 2026. Vertical axis: number of publications, 0 to 27. Peak 27 publications in 2004. 1991: 1 publication 1992: 2 publications 1993: 1 publication 1994: 0 publications 1995: 1 publication 1996: 4 publications 1997: 3 publications 1998: 6 publications 1999: 10 publications 2000: 12 publications 2001: 15 publications 2002: 18 publications 2003: 20 publications 2004: 27 publications 2005: 17 publications 2006: 23 publications 2007: 18 publications 2008: 20 publications 2009: 18 publications 2010: 16 publications 2011: 23 publications 2012: 18 publications 2013: 10 publications 2014: 14 publications 2015: 17 publications 2016: 8 publications 2017: 12 publications 2018: 9 publications 2019: 4 publications 2020: 11 publications 2021: 3 publications 2022: 9 publications 2023: 5 publications 2024: 5 publications 2025: 8 publications 2026: 3 publications
1991 2026

391 publications in total across all disciplines

View publications per year as a table
Adolfo Speghini: publications per year, 1991 to 2026
Year Publications
1991 1
1992 2
1993 1
1994 0
1995 1
1996 4
1997 3
1998 6
1999 10
2000 12
2001 15
2002 18
2003 20
2004 27
2005 17
2006 23
2007 18
2008 20
2009 18
2010 16
2011 23
2012 18
2013 10
2014 14
2015 17
2016 8
2017 12
2018 9
2019 4
2020 11
2021 3
2022 9
2023 5
2024 5
2025 8
2026 3
Total 391
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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.

No. of scientists
200 400 600 800
Bar chart with 57 bars. Horizontal axis: publications, 50–69 to 1,163+. Vertical axis: number of scientists, 0 to 891. Most scientists, 891, have 190–209 publications. The last bar groups every scientist with 1,163 publications or more. The highlighted bar, 350–369 publications, is where this scientist sits. 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
50–69 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.

View publications distribution as a table
Number of Materials Science scientists by publication count, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
Publications Scientists This scientist
50–69 28
70–89 152
90–109 356
110–129 487
130–149 723
150–169 835
170–189 850
190–209 891
210–229 862
230–249 766
250–269 726
270–289 665
290–309 593
310–329 537
330–349 477
350–369 440 369
370–389 356
390–409 321
410–429 256
430–449 246
450–469 216
470–489 212
490–509 174
510–529 194
530–549 162
550–569 131
570–589 111
590–609 103
610–629 99
630–649 77
650–669 92
670–689 56
690–709 53
710–729 53
730–749 38
750–769 52
770–789 43
790–809 38
810–829 34
830–849 25
850–869 18
870–889 20
890–909 24
910–929 27
930–949 20
950–969 17
970–989 10
990–1,009 16
1,010–1,029 13
1,030–1,049 12
1,050–1,069 9
1,070–1,089 8
1,090–1,109 7
1,110–1,129 9
1,130–1,149 2
1,150–1,162 5
1,163+ 100
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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.

No. of scientists
200 400 600
Bar chart with 64 bars. Horizontal axis: D-Index, 40–41 to 165+. Vertical axis: number of scientists, 0 to 667. Most scientists, 667, have 52–53 D-Index. The last bar groups every scientist with 165 D-Index or more. The highlighted bar, 68–69 D-Index, is where this scientist sits. 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
40–41 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.

View D-Index distribution as a table
Number of Materials Science scientists by D-index, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
D-Index Scientists This scientist
40–41 211
42–43 450
44–45 612
46–47 612
48–49 598
50–51 657
52–53 667
54–55 621
56–57 597
58–59 610
60–61 587
62–63 606
64–65 533
66–67 490
68–69 469 69
70–71 378
72–73 421
74–75 359
76–77 323
78–79 299
80–81 230
82–83 210
84–85 195
86–87 203
88–89 175
90–91 175
92–93 142
94–95 121
96–97 117
98–99 107
100–101 88
102–103 85
104–105 68
106–107 62
108–109 57
110–111 45
112–113 49
114–115 50
116–117 34
118–119 38
120–121 37
122–123 29
124–125 28
126–127 24
128–129 33
130–131 28
132–133 21
134–135 20
136–137 23
138–139 17
140–141 12
142–143 17
144–145 21
146–147 13
148–149 11
150–151 14
152–153 13
154–155 9
156–157 10
158–159 7
160–161 4
162–163 4
164 3
165+ 98
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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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