World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
43
Citations
11839
World Ranking
17044
National Ranking
82

Stavros Karakalos 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 Stavros Karakalos 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: 103 publications — 2nd percentile

2% of scientists in this discipline score the same or lower.

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

Stavros Karakalos 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 Stavros Karakalos 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: 43 D-Index — 5th percentile

5% of scientists in this discipline score the same or lower.

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

Overview

Stavros Karakalos is affiliated with the Foundation for Research and Technology Hellas in Greece. Their research primarily focuses on materials science, with a strong emphasis on materials chemistry, renewable energy, sustainability, and catalysis.

The main fields of study in their work include:

  • Materials Science

Subfields of study cover:

  • Materials Chemistry
  • Renewable Energy, Sustainability and the Environment
  • Electrical and Electronic Engineering
  • Catalysis
  • Organic Chemistry

The primary research topics addressed by Karakalos explore:

  • Electrocatalysts for Energy Conversion
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Catalytic Processes in Materials Science
  • Fuel Cells and Related Materials
  • Advanced Battery Technologies Research
  • Ammonia Synthesis and Nitrogen Reduction

They have contributed to several recent papers, including:

  • "Single Cobalt Sites Dispersed in Hierarchically Porous Nanofiber Networks for Durable and High-Power PGM-Free Cathodes in Fuel Cells" (2020, Advanced Materials)
  • "Tuning the thermal activation atmosphere breaks the activity-stability trade-off of Fe-N-C oxygen reduction fuel cell catalysts" (2023, Nature Catalysis)
  • "Atomically dispersed single iron sites for promoting Pt and Pt3Co fuel cell catalysts: performance and durability improvements" (2021, Energy & Environmental Science)
  • "Atomically dispersed single Ni site catalysts for high-efficiency CO2 electroreduction at industrial-level current densities" (2022, Energy & Environmental Science)
  • "Ternary PtIrNi Catalysts for Efficient Electrochemical Ammonia Oxidation" (2020, ACS Catalysis)

Karakalos collaborates frequently with other researchers in the field. Notable coauthors include:

  • Mark D. Smith
  • Sophya Garashchuk
  • Gang Wu
  • Corey R. Martin
  • Kyoung Chul Park

Their publications have appeared most often in the following venues:

  • The Cambridge Structural Database
  • Energy & Environmental Science
  • Angewandte Chemie International Edition
  • Angewandte Chemie
  • ACS Catalysis

Best Publications

  • Single Atomic Iron Catalysts for Oxygen Reduction in Acidic Media: Particle Size Control and Thermal Activation.

    Hanguang Zhang;Sooyeon Hwang;Maoyu Wang;Zhenxing Feng

  • Atomically dispersed manganese catalysts for oxygen reduction in proton-exchange membrane fuel cells

    Jiazhan Li;Jiazhan Li;Mengjie Chen;David A. Cullen;Sooyeon Hwang

  • Highly active atomically dispersed CoN 4 fuel cell cathode catalysts derived from surfactant-assisted MOFs: carbon-shell confinement strategy

    Yanghua He;Sooyeon Hwang;David A. Cullen;M. Aman Uddin

  • Thermally Driven Structure and Performance Evolution of Atomically Dispersed FeN4 Sites for Oxygen Reduction

    Jiazhan Li;Jiazhan Li;Hanguang Zhang;Widitha Samarakoon;Weitao Shan

  • Metal-organic framework-derived nitrogen-doped highly disordered carbon for electrochemical ammonia synthesis using N2 and H2O in alkaline electrolytes

    Shreya Mukherjee;David A. Cullen;Stavros Karakalos;Kexi Liu

  • Ordered Pt3Co Intermetallic Nanoparticles Derived from Metal-Organic Frameworks for Oxygen Reduction.

    Xiao Xia Wang;Sooyeon Hwang;Yung-Tin Pan;Kate Chen

  • Single Cobalt Sites Dispersed in Hierarchically Porous Nanofiber Networks for Durable and High-Power PGM-Free Cathodes in Fuel Cells.

    Yanghua He;Hui Guo;Sooyeon Hwang;Xiaoxuan Yang

  • 3D porous graphitic nanocarbon for enhancing the performance and durability of Pt catalysts: a balance between graphitization and hierarchical porosity

    Zhi Qiao;Sooyeon Hwang;Xing Li;Xing Li;Chenyu Wang

  • Atomically dispersed single iron sites for promoting Pt and Pt3Co fuel cell catalysts: performance and durability improvements

    Zhi Qiao;Chenyu Wang;Chenzhao Li;Yachao Zeng

  • Surface refinement and electronic properties of graphene layers grown on copper substrate: An XPS, UPS and EELS study

    A. Siokou;F. Ravani;S. Karakalos;O. Frank

  • Ternary PtIrNi Catalysts for Efficient Electrochemical Ammonia Oxidation

    Yi Li;Yi Li;Xing Li;Xing Li;Hemanth Somarajan Pillai;Judith Lattimer

  • High-performance ammonia oxidation catalysts for anion-exchange membrane direct ammonia fuel cells

    Yi Li;Yi Li;Hemanth Somarajan Pillai;Teng Wang;Sooyeon Hwang

  • Hydrogen Generation via Ammonia Decomposition on Highly Efficient and Stable Ru-free Catalysts: Approaching Complete Conversion at 450 oC

    Unknown

  • Morphology Control of Carbon-Free Spinel NiCo2O4 Catalysts for Enhanced Bifunctional Oxygen Reduction and Evolution in Alkaline Media

    Surya Vamsi Devaguptapu;Sooyeon Hwang;Stavros Karakalos;Shuai Zhao

  • Atomically Dispersed Single Ni Site Catalysts for Nitrogen Reduction toward Electrochemical Ammonia Synthesis Using N2 and H2O

    Shreya Mukherjee;Xiaoxuan Yang;Weitao Shan;Widitha Samarakoon

  • Dynamically Unveiling Metal-Nitrogen Coordination during Thermal Activation to Design High-Efficient Atomically Dispersed CoN 4 Active Sites.

    Yanghua He;Qiurong Shi;Weitao Shan;Xing Li

  • Promoting Atomically Dispersed MnN4 Sites via Sulfur Doping for Oxygen Reduction: Unveiling Intrinsic Activity and Degradation in Fuel Cells.

    Lin Guo;Sooyeon Hwang;Boyang Li;Fan Yang

  • Engineering Atomically Dispersed FeN4 Active Sites for CO2 Electroreduction

    Nadia Mohd Adli;Weitao Shan;Sooyeon Hwang;Widitha Samarakoon

  • Atomically Dispersed MnN4 Catalysts via Environmentally Benign Aqueous Synthesis for Oxygen Reduction: Mechanistic Understanding of Activity and Stability Improvements

    Mengjie Chen;Xing Li;Xing Li;Fan Yang;Boyang Li

  • Quaternary FeCoNiMn-Based Nanocarbon Electrocatalysts for Bifunctional Oxygen Reduction and Evolution: Promotional Role of Mn Doping in Stabilizing Carbon

    Shiva Gupta;Shuai Zhao;Xiao Xia Wang;Sooyeon Hwang

  • 3D polymer hydrogel for high-performance atomic iron-rich catalysts for oxygen reduction in acidic media

    Zhi Qiao;Hanguang Zhang;Stavros Karakalos;Sooyeon Hwang

Frequent Co-Authors

Gang Wu
Gang Wu Washington University in St. Louis
Dong Su
Dong Su Chinese Academy of Sciences
Sooyeon Hwang
Sooyeon Hwang Brookhaven National Laboratory
Guofeng Wang
Guofeng Wang University of Pittsburgh
David A. Cullen
David A. Cullen Oak Ridge National Laboratory
Zhenxing Feng
Zhenxing Feng Oregon State University
Mark D. Smith
Mark D. Smith University of South Carolina
Cynthia M. Friend
Cynthia M. Friend Harvard University
Robert J. Madix
Robert J. Madix Harvard University
William E. Mustain
William E. Mustain University of South Carolina

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