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Materials Science
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2026
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Singapore
2022

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 151 152 145 66 61 1196 80653
Physics 150 297 284 175 167 1111 78536

Stephen J. Pennycook publications per year

The chart shows the history of publications by Stephen J. Pennycook between 1980 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Stephen J. Pennycook published across 46 years, from 1980 to 2025, averaging 27 papers a year. Output peaked at 92 publications in 2019. 11 of the 1,242 publications appeared in the last two years.

No. of publications
20 40 60 80
Bar chart. Horizontal axis: year, 1980 to 2025. Vertical axis: number of publications, 0 to 92. Peak 92 publications in 2019. 1980: 1 publication 1981: 4 publications 1982: 3 publications 1983: 4 publications 1984: 8 publications 1985: 6 publications 1986: 10 publications 1987: 14 publications 1988: 12 publications 1989: 17 publications 1990: 12 publications 1991: 12 publications 1992: 14 publications 1993: 16 publications 1994: 15 publications 1995: 18 publications 1996: 16 publications 1997: 18 publications 1998: 29 publications 1999: 43 publications 2000: 36 publications 2001: 20 publications 2002: 15 publications 2003: 22 publications 2004: 28 publications 2005: 34 publications 2006: 44 publications 2007: 39 publications 2008: 47 publications 2009: 36 publications 2010: 43 publications 2011: 46 publications 2012: 62 publications 2013: 49 publications 2014: 57 publications 2015: 33 publications 2016: 23 publications 2017: 22 publications 2018: 52 publications 2019: 92 publications 2020: 69 publications 2021: 54 publications 2022: 22 publications 2023: 14 publications 2024: 9 publications 2025: 2 publications
1980 2025

1,242 publications in total across all disciplines

View publications per year as a table
Stephen J. Pennycook: publications per year, 1980 to 2025
Year Publications
1980 1
1981 4
1982 3
1983 4
1984 8
1985 6
1986 10
1987 14
1988 12
1989 17
1990 12
1991 12
1992 14
1993 16
1994 15
1995 18
1996 16
1997 18
1998 29
1999 43
2000 36
2001 20
2002 15
2003 22
2004 28
2005 34
2006 44
2007 39
2008 47
2009 36
2010 43
2011 46
2012 62
2013 49
2014 57
2015 33
2016 23
2017 22
2018 52
2019 92
2020 69
2021 54
2022 22
2023 14
2024 9
2025 2
Total 1,242
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Stephen J. Pennycook 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 Stephen J. Pennycook 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, 1,163+ 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: 1,196 publications — 99th percentile

99% 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
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 1,196
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Stephen J. Pennycook 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 Stephen J. Pennycook 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, 150–151 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: 151 D-Index — 99th percentile

99% 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
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 14 151
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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Research.com Recognitions

  • 2026 - Research.com Materials Science in United States Leader Award
  • 2025 - Research.com Materials Science in United States Leader Award
  • 2022 - Research.com Materials Science in Singapore Leader Award
  • 2022 - Research.com Physics in Singapore Leader Award
  • 2012 - Innovation in Materials Characterization Award, Materials Research Society “For his pioneering use of aberration-corrected Z-contrast scanning transmission electron microscopy in the characterization of materials at the atomic scale.    
  • 2011 - Fellow of the Materials Research Society
  • 2010 - Fellow of the Mineralogical Society of America For his pioneering contributions to the development and application of atomic-resolution high angle annular dark field imaging and electron energy loss spectroscopy
  • 2004 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1993 - MRS Medal, Materials Research Society For the development and application of incoherent (Z-contrast) imaging in the scanning transmission electron microscope for direct determination of the atomic scale structure and chemistry of materials and interfaces.
  • 1991 - Fellow of American Physical Society (APS) Citation For the development of highresolution Zcontrast transmission electron microscopy

Overview

Stephen J. Pennycook is affiliated with the University of Tennessee at Knoxville in the United States. Their research primarily spans the fields of Materials Science and Engineering, with significant contributions in subfields such as Materials Chemistry, Electrical and Electronic Engineering, Electronic, Optical and Magnetic Materials, Renewable Energy, Sustainability and the Environment, and Atomic and Molecular Physics, and Optics.

The main topics of their scientific work include:

  • 2D Materials and Applications
  • Electrocatalysts for Energy Conversion
  • Electronic and Structural Properties of Oxides
  • Magnetic and transport properties of perovskites and related materials
  • Graphene research and applications
  • Multiferroics and related materials
  • Advanced Photocatalysis Techniques

Stephen J. Pennycook has published extensively, with frequent contributions appearing in venues such as Advanced Materials, ACS Nano, Nature Communications, arXiv (Cornell University), and Nano Letters.

Their recent published papers include:

  • "High-entropy-stabilized chalcogenides with high thermoelectric performance," 2021, Science
  • "Ultrathin Two-Dimensional Membranes Assembled by Ionic Covalent Organic Nanosheets with Reduced Apertures for Gas Separation," 2020, Journal of the American Chemical Society
  • "Atomically Dispersed Cobalt Trifunctional Electrocatalysts with Tailored Coordination Environment for Flexible Rechargeable Zn-Air Battery and Self-Driven Water Splitting," 2020, Advanced Energy Materials
  • "Phase Diagram and Superconducting Dome of Infinite-Layer Nd1−xSrxNiO2 Thin Films," 2020, Physical Review Letters
  • "Epitaxial Growth of Centimeter-Scale Single-Crystal MoS2 Monolayer on Au(111)," 2020, ACS Nano

Frequent co-authors collaborating with Stephen J. Pennycook include:

  • Xiaoxu Zhao
  • Changjian Li
  • Wu Zhou
  • Haijun Wu
  • Shoucong Ning

The scientist has received several awards during their career:

  • Innovation in Materials Characterization Award, Materials Research Society, 2012, for pioneering use of aberration-corrected Z-contrast scanning transmission electron microscopy in materials characterization at the atomic scale
  • Fellow of the Materials Research Society, 2011
  • Fellow of the Mineralogical Society of America, 2010, for contributions to atomic-resolution imaging and spectroscopy techniques
  • Fellow of the American Association for the Advancement of Science (AAAS), 2004
  • MRS Medal, Materials Research Society, 1993, for the development and application of incoherent (Z-contrast) imaging in scanning transmission electron microscopy
  • Fellow of American Physical Society (APS), 1991, for development of high-resolution Z-contrast transmission electron microscopy

Best Publications

  • Nanoscale nickel oxide/nickel heterostructures for active hydrogen evolution electrocatalysis

    Ming Gong;Wu Zhou;Mon-Che Tsai;Jigang Zhou

  • An oxygen reduction electrocatalyst based on carbon nanotube–graphene complexes

    Yanguang Li;Wu Zhou;Wu Zhou;Hailiang Wang;Liming Xie

  • Atom-by-atom structural and chemical analysis by annular dark-field electron microscopy

    Ondrej L. Krivanek;Matthew F. Chisholm;Valeria Nicolosi;Timothy J. Pennycook;Timothy J. Pennycook

  • High-resolution Z-contrast imaging of crystals

    S.J. Pennycook;D.E. Jesson

  • High-entropy-stabilized chalcogenides with high thermoelectric performance.

    Binbin Jiang;Yong Yu;Yong Yu;Juan Cui;Xixi Liu

  • Colossal Ionic Conductivity at Interfaces of Epitaxial ZrO2:Y2O3/SrTiO3 Heterostructures

    J. Garcia-Barriocanal;A. Rivera-Calzada;M. Varela;Z. Sefrioui

  • Chemically sensitive structure-imaging with a scanning transmission electron microscope

    S. J. Pennycook;L. A. Boatner

  • High-resolution incoherent imaging of crystals

    S. J. Pennycook;D. E. Jesson

  • Dopamine as a Carbon Source: The Controlled Synthesis of Hollow Carbon Spheres and Yolk-Structured Carbon Nanocomposites

    Rui Liu;Shannon M. Mahurin;Chen Li;Chen Li;Chen Li;Raymond R. Unocic

  • Scanning transmission electron microscopy : imaging and analysis

    Stephen J. Pennycook;Peter D. Nellist

  • Monolayer PtSe2, a New Semiconducting Transition-Metal-Dichalcogenide, Epitaxially Grown by Direct Selenization of Pt

    Yeliang Wang;Linfei Li;Wei Yao;Shiru Song

  • ZnO Nanoneedles Grown Vertically on Si Substrates by Non‐Catalytic Vapor‐Phase Epitaxy

    Won Il Park;Gyu-Chul Yi;Miyoung Kim;Stephen J. Pennycook

  • Z-contrast stem for materials science

    S.J. Pennycook

  • Direct Sub-Angstrom Imaging of a Crystal Lattice

    Peter D. Nellist;Matthew F Chisholm;N. Dellby;O. L. Krivanek

  • Hollow Mo-doped CoP nanoarrays for efficient overall water splitting

    Cao Guan;Wen Xiao;Haijun Wu;Ximeng Liu

  • Atomic-resolution chemical analysis using a scanning transmission electron microscope

    N. D. Browning;M. F. Chisholm;S. J. Pennycook

  • Defect Engineering of Oxygen-Deficient Manganese Oxide to Achieve High-Performing Aqueous Zinc Ion Battery

    Ting Xiong;Zhi Gen Yu;Haijun Wu;Yonghua Du

  • Observation of a periodic array of flux-closure quadrants in strained ferroelectric PbTiO3 films

    Y. L. Tang;Y. L Zhu;Xiuliang Ma;Albina Y Borisevich

  • Band gap engineering and layer-by-layer mapping of selenium-doped molybdenum disulfide.

    Yongji Gong;Zheng Liu;Zheng Liu;Andrew R. Lupini;Gang Shi

  • High thermoelectric performance in low-cost SnS 0.91 Se 0.09 crystals.

    Wenke He;Dongyang Wang;Haijun Wu;Yu Xiao

  • Incoherent imaging using dynamically scattered coherent electrons

    P.D. Nellist;S.J. Pennycook

Frequent Co-Authors

Sokrates T. Pantelides
Sokrates T. Pantelides Vanderbilt University
Maria Varela
Maria Varela Complutense University of Madrid
Andrew R. Lupini
Andrew R. Lupini Oak Ridge National Laboratory
Haijun Wu
Haijun Wu Xi'an Jiaotong University
Albina Y. Borisevich
Albina Y. Borisevich Oak Ridge National Laboratory
Xiaoxu Zhao
Xiaoxu Zhao Peking University
Wu Zhou
Wu Zhou University of Chinese Academy of Sciences
Juan Carlos Idrobo
Juan Carlos Idrobo University of Washington
Matthew F. Chisholm
Matthew F. Chisholm Oak Ridge National Laboratory
Chen Li
Chen Li Dongguan University of Technology

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