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Rising Stars
2025

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Rising Stars 42 565 565 82 82 95 6712
Chemistry 46 15984 14419 3990 3272 114 8306

Ioannis Spanopoulos publications per year

The chart shows the history of publications by Ioannis Spanopoulos between 2013 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ioannis Spanopoulos published across 14 years, from 2013 to 2026, averaging 16.1 papers a year. Output peaked at 30 publications in 2020. 24 of the 226 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 2013 to 2026. Vertical axis: number of publications, 0 to 30. Peak 30 publications in 2020. 2013: 6 publications 2014: 4 publications 2015: 8 publications 2016: 7 publications 2017: 8 publications 2018: 25 publications 2019: 26 publications 2020: 30 publications 2021: 27 publications 2022: 30 publications 2023: 22 publications 2024: 9 publications 2025: 13 publications 2026: 11 publications
2013 2026

226 publications in total across all disciplines

View publications per year as a table
Ioannis Spanopoulos: publications per year, 2013 to 2026
Year Publications
2013 6
2014 4
2015 8
2016 7
2017 8
2018 25
2019 26
2020 30
2021 27
2022 30
2023 22
2024 9
2025 13
2026 11
Total 226
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Ioannis Spanopoulos 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 Ioannis Spanopoulos sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 101–120 publications, is where this scientist sits. 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
61–80 publications 1,295+

This scientist: 114 publications — 4th percentile

4% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623 114
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Ioannis Spanopoulos 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 Ioannis Spanopoulos sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 46–47 D-Index, is where this scientist sits. 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
40–41 D-Index 159+

This scientist: 46 D-Index — 12th percentile

12% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776 46
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Research.com Recognitions

  • 2025 - Research.com Rising Stars Award

Overview

Ioannis Spanopoulos is affiliated with the University of South Florida in the United States. Their primary research field is Materials Science, with a specific focus on Materials Chemistry. They have contributed extensively to subfields including Electrical and Electronic Engineering, Polymers and Plastics, Electronic, Optical and Magnetic Materials, as well as Renewable Energy, Sustainability and the Environment.

The scientist's work covers a range of topics central to materials science and its applications. Main research themes include:

  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Perovskite Materials and Applications
  • 2D Materials and Applications
  • Solid-state spectroscopy and crystallography
  • Conducting polymers and applications
  • Quantum Dots Synthesis And Properties

Spanopoulos has published a significant number of papers related to perovskite materials, which are notable for their applications in energy and radiation detection. Recent publications include:

  • "CsPbBr3 perovskite detectors with 1.4% energy resolution for high-energy γ-rays" (2020, Nature Photonics)
  • "Triple-Cation and Mixed-Halide Perovskite Single Crystal for High-Performance X-ray Imaging" (2021, Advanced Materials)
  • "Conventional Solvent Oxidizes Sn(II) in Perovskite Inks" (2020, ACS Energy Letters)
  • "Two-dimensional perovskitoids enhance stability in perovskite solar cells" (2024, Nature)
  • "Recent Development of Halide Perovskite Materials and Devices for Ionizing Radiation Detection" (2023, Chemical Reviews)

These publications are featured in high-impact journals, showcasing a concentration in both fundamental materials characterization and applied perovskite research.

Spanopoulos frequently collaborates with a number of co-authors, who have contributed significantly alongside them. Frequent collaborators include:

  • Mercouri G. Kanatzidis
  • Jacky Even
  • Mikaël Képénékian
  • Eugenia S. Vasileiadou
  • Qing Tu

The scholar's work is published regularly in several notable venues, with the highest number of publications in:

  • The Cambridge Structural Database
  • Journal of the American Chemical Society
  • ACS Applied Materials & Interfaces
  • Chemistry of Materials
  • ACS Energy Letters

This publication pattern reflects a balanced expertise in crystallographic databases, chemistry, and applied materials science.

Best Publications

  • MOF Crystal Chemistry Paving the Way to Gas Storage Needs: Aluminum-Based soc-MOF for CH4, O2, and CO2 Storage.

    Dalal Alezi;Youssef Belmabkhout;Mikhail Suyetin;Prashant M. Bhatt

  • Enhanced photovoltaic performance and stability with a new type of hollow 3D perovskite {en}FASnI3

    Weijun Ke;Constantinos C. Stoumpos;Menghua Zhu;Lingling Mao

  • CsPbBr3 perovskite detectors with 1.4% energy resolution for high-energy γ-rays

    Yihui He;Matthew Petryk;Zhifu Liu;Daniel G. Chica

  • Myths and reality of HPbI3 in halide perovskite solar cells.

    Weijun Ke;Ioannis Spanopoulos;Constantinos C. Stoumpos;Mercouri G. Kanatzidis

  • Triple-Cation and Mixed-Halide Perovskite Single Crystal for High-Performance X-ray Imaging

    Yucheng Liu;Yucheng Liu;Yunxia Zhang;Xuejie Zhu;Jiangshan Feng

  • Efficient Lead-Free Solar Cells Based on Hollow {en}MASnI3 Perovskites

    Weijun Ke;Constantinos C. Stoumpos;Ioannis Spanopoulos;Lingling Mao

  • Uniaxial Expansion of the 2D Ruddlesden–Popper Perovskite Family for Improved Environmental Stability

    Ioannis Spanopoulos;Ido Hadar;Weijun Ke;Qing Tu

  • Compositional and Solvent Engineering in Dion–Jacobson 2D Perovskites Boosts Solar Cell Efficiency and Stability

    Weijun Ke;Lingling Mao;Constantinos C. Stoumpos;Justin Hoffman

  • Conjugated Organic Cations Enable Efficient Self-Healing FASnI3 Solar Cells

    Chenxin Ran;Weiyin Gao;Jingrui Li;Jun Xi

  • Conventional Solvent Oxidizes Sn(II) in Perovskite Inks

    Makhsud I. Saidaminov;Ioannis Spanopoulos;Jehad Abed;Weijun Ke

  • Two-dimensional Perovskitoids Enhance Stability in Perovskite Solar Cells.

    Unknown

  • Reticular Synthesis of HKUST-like tbo-MOFs with Enhanced CH4 Storage

    Ioannis Spanopoulos;Constantinos Tsangarakis;Emmanuel Klontzas;Emmanuel Tylianakis

  • Recent Development of Halide Perovskite Materials and Devices for Ionizing Radiation Detection.

    Unknown

  • Dopant-Free Tetrakis-Triphenylamine Hole Transporting Material for Efficient Tin-Based Perovskite Solar Cells

    Weijun Ke;Pragya Priyanka;Sureshraju Vegiraju;Constantinos C. Stoumpos

  • Unraveling the Chemical Nature of the 3D "hollow" Hybrid Halide Perovskites

    Ioannis Spanopoulos;Weijun Ke;Constantinos C. Stoumpos;Emily C. Schueller

  • A Straight Forward Route for the Development of Metal–Organic Frameworks Functionalized with Aromatic −OH Groups: Synthesis, Characterization, and Gas (N2, Ar, H2, CO2, CH4, NH3) Sorption Properties

    Ioannis Spanopoulos;Pantelis Xydias;Christos D. Malliakas;Pantelis N. Trikalitis

  • Diammonium Cations in the FASnI3 Perovskite Structure Lead to Lower Dark Currents and More Efficient Solar Cells

    Weijun Ke;Constantinos C. Stoumpos;Ioannis Spanopoulos;Michelle Chen

  • Improved Environmental Stability and Solar Cell Efficiency of (MA,FA)PbI3 Perovskite Using a Wide-Band-Gap 1D Thiazolium Lead Iodide Capping Layer Strategy

    Lili Gao;Lili Gao;Ioannis Spanopoulos;Weijun Ke;Sheng Huang

  • Cation Engineering in Two-Dimensional Ruddlesden-Popper Lead Iodide Perovskites with Mixed Large A-Site Cations in the Cages.

    Yongping Fu;Xinyi Jiang;Xiaotong Li;Boubacar Traore

  • Insight on the Stability of Thick Layers in 2D Ruddlesden-Popper and Dion-Jacobson Lead Iodide Perovskites.

    Eugenia S. Vasileiadou;Bin Wang;Ioannis Spanopoulos;Ido Hadar

  • Reticular Chemistry at Its Best: Directed Assembly of Hexagonal Building Units into the Awaited Metal-Organic Framework with the Intricate Polybenzene Topology, pbz-MOF.

    Dalal Alezi;Ioannis Spanopoulos;Constantinos Tsangarakis;Aleksander Shkurenko

  • Narrow-Bandgap Mixed Lead/Tin-Based 2D Dion-Jacobson Perovskites Boost the Performance of Solar Cells.

    Weijun Ke;Cong Chen;Ioannis Spanopoulos;Lingling Mao

  • Ethylenediammonium-Based "hollow" Pb/Sn Perovskites with Ideal Band Gap Yield Solar Cells with Higher Efficiency and Stability

    Weijun Ke;Ioannis Spanopoulos;Qing Tu;Ido Hadar

Frequent Co-Authors

Mercouri G. Kanatzidis
Mercouri G. Kanatzidis Northwestern University
Weijun Ke
Weijun Ke Wuhan University
Vinayak P. Dravid
Vinayak P. Dravid Northwestern University
Constantinos C. Stoumpos
Constantinos C. Stoumpos University of Crete
Chris Wolverton
Chris Wolverton Northwestern University
Jacky Even
Jacky Even University of Rennes
Yubo Luo
Yubo Luo Nanyang Technological University
Aditya D. Mohite
Aditya D. Mohite Rice University
Christos D. Malliakas
Christos D. Malliakas Northwestern University
George E. Froudakis
George E. Froudakis University of Crete

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