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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 69 4651 4499 1235 1160 409 16940
Chemistry 69 6193 5619 1885 1565 394 16892

Richard J. Spontak publications per year

The chart shows the history of publications by Richard J. Spontak between 1986 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Richard J. Spontak published across 41 years, from 1986 to 2026, averaging 10.3 papers a year. Output peaked at 22 publications in 1996. 5 of the 424 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1986 to 2026. Vertical axis: number of publications, 0 to 22. Peak 22 publications in 1996. 1986: 3 publications 1987: 0 publications 1988: 3 publications 1989: 4 publications 1990: 7 publications 1991: 5 publications 1992: 14 publications 1993: 15 publications 1994: 7 publications 1995: 6 publications 1996: 22 publications 1997: 13 publications 1998: 14 publications 1999: 15 publications 2000: 21 publications 2001: 13 publications 2002: 19 publications 2003: 15 publications 2004: 22 publications 2005: 9 publications 2006: 10 publications 2007: 17 publications 2008: 10 publications 2009: 11 publications 2010: 6 publications 2011: 10 publications 2012: 12 publications 2013: 7 publications 2014: 7 publications 2015: 5 publications 2016: 14 publications 2017: 19 publications 2018: 17 publications 2019: 10 publications 2020: 12 publications 2021: 8 publications 2022: 4 publications 2023: 10 publications 2024: 3 publications 2025: 4 publications 2026: 1 publication
1986 2026

424 publications in total across all disciplines

View publications per year as a table
Richard J. Spontak: publications per year, 1986 to 2026
Year Publications
1986 3
1987 0
1988 3
1989 4
1990 7
1991 5
1992 14
1993 15
1994 7
1995 6
1996 22
1997 13
1998 14
1999 15
2000 21
2001 13
2002 19
2003 15
2004 22
2005 9
2006 10
2007 17
2008 10
2009 11
2010 6
2011 10
2012 12
2013 7
2014 7
2015 5
2016 14
2017 19
2018 17
2019 10
2020 12
2021 8
2022 4
2023 10
2024 3
2025 4
2026 1
Total 424
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Richard J. Spontak 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 Richard J. Spontak 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, 390–409 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: 409 publications — 78th percentile

78% 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
390–409 321 409
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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Richard J. Spontak 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 Richard J. Spontak 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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Research.com Recognitions

  • 2008 - Fellow of American Physical Society (APS) Citation For pioneering contributions in electron microscopy and electron microtomography of multiphase polymer materials

Overview

Richard J. Spontak is affiliated with North Carolina State University in the United States. Their research spans multiple areas within Materials Science and Engineering, emphasizing the development and characterization of polymer materials and membranes.

The scientist's main fields of study include:

  • Materials Science
  • Engineering

Key subfields of their work are:

  • Biomedical Engineering
  • Polymers and Plastics
  • Biomaterials
  • Mechanical Engineering
  • Organic Chemistry

Their research addresses topics such as:

  • Polymer composites and self-healing
  • Membrane Separation and Gas Transport
  • Advanced Cellulose Research Studies
  • Fuel Cells and Related Materials
  • Polysaccharides and Plant Cell Walls
  • Advanced Sensor and Energy Harvesting Materials
  • Biodegradable polymer synthesis and properties

Richard J. Spontak has contributed to a number of scholarly articles published in well-established journals. Frequent publication venues include:

  • Journal of Colloid and Interface Science
  • ACS Applied Materials & Interfaces
  • Macromolecules
  • Langmuir
  • Macromolecular Rapid Communications

Recent prominent papers authored or co-authored by the scientist include:

  • "An integrated materials approach to ultrapermeable and ultraselective CO 2 polymer membranes," 2022, Science
  • "Materials descriptors for advanced water dissociation catalysts in bipolar membranes," 2024, Nature Materials
  • "Humidity-responsive molecular gate-opening mechanism for gas separation in ultraselective nanocellulose/IL hybrid membranes," 2020, Green Chemistry
  • "Photodynamic Coatings on Polymer Microfibers for Pathogen Inactivation: Effects of Application Method and Composition," 2020, ACS Applied Materials & Interfaces
  • "Rapid and Repetitive Inactivation of SARS-CoV-2 and Human Coronavirus on Self-Disinfecting Anionic Polymers," 2021, Advanced Science

Collaborative work features frequent co-authors such as:

  • Jiaqi Yan
  • Saad A. Khan
  • Liyuan Deng
  • Soo-Ah Jin
  • Reza A. Ghiladi

Richard J. Spontak was recognized by the American Physical Society in 2008 as a Fellow for pioneering contributions in electron microscopy and electron microtomography of multiphase polymer materials.

Best Publications

  • Ultrapermeable, Reverse-Selective Nanocomposite Membranes

    T. C. Merkel;B. D. Freeman;R. J. Spontak;Z. He

  • Dielectric elastomers as next-generation polymeric actuators

    Ravi Shankar;Tushar K. Ghosh;Richard J. Spontak

  • Thermoplastic elastomers: fundamentals and applications

    Richard J Spontak;Nikunj P Patel

  • Sorption, Transport, and Structural Evidence for Enhanced Free Volume in Poly(4-methyl-2-pentyne)/Fumed Silica Nanocomposite Membranes

    T. C. Merkel;Benny D Freeman;R. J. Spontak;Z. He

  • SiOx Gas Barrier Coatings on Polymer Substrates: Morphology and Gas Transport Considerations

    A. G. Erlat;A. G. Erlat;R. J. Spontak;R. P. Clarke;T. C. Robinson

  • Correlated electrical conductivity and mechanical property analysis of high-density polyethylene filled with graphite and carbon fiber

    Wiriya Thongruang;Richard J. Spontak;C.Maurice Balik

  • Electroactive Nanostructured Polymers as Tunable Actuators

    Ravi Shankar;Tushar K. Ghosh;Richard J. Spontak

  • Bridged double percolation in conductive polymer composites: an electrical conductivity, morphology and mechanical property study

    Wiriya Thongruang;Richard J. Spontak;C.Maurice Balik

  • An integrated materials approach to ultrapermeable and ultraselective CO2 polymer membranes

    Unknown

  • Atomic layer deposition on electrospun polymer fibers as a direct route to AL2O3 microtubes with precise wall thickness control.

    Qing Peng;Xiao-Yu Sun;Joseph C. Spagnola;G. Kevin Hyde

  • Direct measurement of interfacial curvature distributions in a bicontinuous block copolymer morphology.

    Hiroshi Jinnai;Yukihiro Nishikawa;Richard J. Spontak;Steven D. Smith

  • Transmission Electron Microtomography and Polymer Nanostructures

    Hiroshi Jinnai;Hiroshi Jinnai;Richard J. Spontak;Toshio Nishi

  • Solvent-regulated ordering in block copolymers

    Paschalis Alexandridis;Richard J Spontak

  • Bottlebrush Elastomers: A New Platform for Freestanding Electroactuation.

    Mohammad Vatankhah‐Varnoosfaderani;William F. M. Daniel;Alexandr P. Zhushma;Qiaoxi Li

  • Self‐organization and polyolefin nucleation efficacy of 1,3:2,4‐di‐p‐methylbenzylidene sorbitol

    Thomas A. Shepard;Carl R. Delsorbo;Richard M. Louth;Jonathan L. Walborn

  • Phase Behavior of Ordered Diblock Copolymer Blends: Effect of Compositional Heterogeneity

    Richard J. Spontak;Jennifer C. Fung;Michael B. Braunfeld;John W. Sedat

  • Volume‐exclusion effects in polyethylene blends filled with carbon black, graphite, or carbon fiber

    Wiriya Thongruang;C. Maurice Balik;Richard J. Spontak

  • Platinum-containing hyper-cross-linked polystyrene as a modifier-free selective catalyst for L-sorbose oxidation.

    S. N. Sidorov;I. V. Volkov;V. A. Davankov;M. P. Tsyurupa

  • Generation of microcellular foams of PVDF and its blends using supercritical carbon dioxide in a continuous process

    Srinivas Siripurapu;Joseph R Royer;Joseph M DeSimone;Joseph M DeSimone

  • Highly CO2‐Permeable and Selective Polymer Nanocomposite Membranes

    Nikunj P. Patel;Andrew C. Miller;Andrew C. Miller;Richard J. Spontak

  • Cobalt Nanoparticle Formation in the Pores of Hyper-Cross-Linked Polystyrene: Control of Nanoparticle Growth and Morphology

    S. N. Sidorov;L. M. Bronstein;V. A. Davankov;M. P. Tsyurupa

Frequent Co-Authors

Saad A. Khan
Saad A. Khan North Carolina State University
Jan Genzer
Jan Genzer North Carolina State University
David A. Agard
David A. Agard University of California, San Francisco
Harald Ade
Harald Ade North Carolina State University
Joseph M. DeSimone
Joseph M. DeSimone Stanford University
Byeongdu Lee
Byeongdu Lee Argonne National Laboratory
Carl C. Koch
Carl C. Koch North Carolina State University
Hiroshi Jinnai
Hiroshi Jinnai Tohoku University
Ian Manners
Ian Manners University of Victoria
Carol K. Hall
Carol K. Hall North Carolina State University

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