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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 53 9163 8848 2225 2064 218 11304
Chemistry 51 13937 12544 3612 2952 197 9411

Ramani Narayan publications per year

The chart shows the history of publications by Ramani Narayan between 1982 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ramani Narayan published across 43 years, from 1982 to 2024, averaging 6.3 papers a year. Output peaked at 15 publications in 2004. 14 of the 269 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1982 to 2024. Vertical axis: number of publications, 0 to 15. Peak 15 publications in 2004. 1982: 1 publication 1983: 2 publications 1984: 3 publications 1985: 5 publications 1986: 4 publications 1987: 11 publications 1988: 7 publications 1989: 7 publications 1990: 4 publications 1991: 6 publications 1992: 10 publications 1993: 6 publications 1994: 13 publications 1995: 5 publications 1996: 1 publication 1997: 3 publications 1998: 9 publications 1999: 4 publications 2000: 2 publications 2001: 3 publications 2002: 4 publications 2003: 3 publications 2004: 15 publications 2005: 15 publications 2006: 12 publications 2007: 6 publications 2008: 10 publications 2009: 8 publications 2010: 6 publications 2011: 8 publications 2012: 7 publications 2013: 14 publications 2014: 7 publications 2015: 7 publications 2016: 9 publications 2017: 2 publications 2018: 1 publication 2019: 2 publications 2020: 4 publications 2021: 5 publications 2022: 4 publications 2023: 8 publications 2024: 6 publications
1982 2024

269 publications in total across all disciplines

View publications per year as a table
Ramani Narayan: publications per year, 1982 to 2024
Year Publications
1982 1
1983 2
1984 3
1985 5
1986 4
1987 11
1988 7
1989 7
1990 4
1991 6
1992 10
1993 6
1994 13
1995 5
1996 1
1997 3
1998 9
1999 4
2000 2
2001 3
2002 4
2003 3
2004 15
2005 15
2006 12
2007 6
2008 10
2009 8
2010 6
2011 8
2012 7
2013 14
2014 7
2015 7
2016 9
2017 2
2018 1
2019 2
2020 4
2021 5
2022 4
2023 8
2024 6
Total 269
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Ramani Narayan 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 Ramani Narayan 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, 210–229 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: 218 publications — 37th percentile

37% 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
210–229 862 218
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
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Ramani Narayan 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 Ramani Narayan 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, 52–53 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: 53 D-Index — 30th percentile

30% 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 53
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
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

Ramani Narayan is affiliated with Michigan State University in the United States. Their research spans multiple fields, primarily focusing on materials science, environmental science, and engineering. The subfields in which they have made contributions include biomaterials, biomedical engineering, pollution, industrial and manufacturing engineering, and polymers and plastics.

The scientist's work covers a broad range of topics connected to polymer science and environmental sustainability. These include biodegradable polymer synthesis and properties, microplastics and plastic pollution, recycling and waste management techniques, bone tissue engineering materials, graphene and nanomaterials applications, nanocomposite films for food packaging, and additive manufacturing and 3D printing technologies.

Ramani Narayan has published extensively in various scientific venues. Frequent publication outlets include:

  • Polymers
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Nature Reviews Materials
  • Nature Reviews Methods Primers
  • Current Opinion in Green and Sustainable Chemistry

A selection of recent papers authored or coauthored by Ramani Narayan includes:

  • "Reducing environmental plastic pollution by designing polymer materials for managed end-of-life" (2021, Nature Reviews Materials)
  • "Sustainable polymers" (2022, Nature Reviews Methods Primers)
  • "Biodegradable plastic as an integral part of the solution to plastic waste pollution of the environment" (2021, Current Opinion in Green and Sustainable Chemistry)
  • "Polylactide Degradation Activates Immune Cells by Metabolic Reprogramming" (2023, Advanced Science)
  • "Conversion of waste into wealth in chemical recycling of polymers: Hydrolytic depolymerization of polyethylene terephthalate into terephthalic acid and ethylene glycol using phase transfer catalysis" (2023, Journal of Cleaner Production)

Their research collaborations include frequent coauthors such as Mohammed Alhaj, Chima V. Maduka, Evran Ural, Kurt D. Hankenson, and Christopher H. Contag.

Best Publications

  • Biodegradable and compostable alternatives to conventional plastics.

    J. H. Song;R. J. Murphy;R. Narayan;G. B. H. Davies

  • Biofiber‐reinforced polypropylene composites

    Rajeev Karnani;Mohan Krishnan;Ramani Narayan

  • Biodegradability of polylactide bottles in real and simulated composting conditions

    Gaurav Kale;Rafael Auras;Sher Paul Singh;Ramani Narayan

  • Reducing environmental plastic pollution by designing polymer materials for managed end-of-life

    Kara Lavender Law;Ramani Narayan

  • Assessment of the environmental profile of PLA, PET and PS clamshell containers using LCA methodology

    Santosh Madival;Rafael Auras;Sher Paul Singh;Ramani Narayan

  • Reversible Kinetics and Thermodynamics of the Homopolymerization of l-Lactide with 2-Ethylhexanoic Acid Tin(II) Salt

    David R. Witzke;Ramani Narayan;Jeffrey J. Kolstad

  • Critical aspects in the life cycle assessment (LCA) of bio-based materials – Reviewing methodologies and deriving recommendations

    P. Pawelzik;M. Carus;J. Hotchkiss;R. Narayan

  • Sustainable polymers

    Unknown

  • Maleation of Polylactide (PLA) by Reactive Extrusion

    Denise Carlson;Li Nie;Ramani Narayan;Philippe Dubois

  • A Review of the Fate and Effects of Silicones in the Environment

    D. Graiver;K. W. Farminer;R. Narayan

  • Recent Advances in Reactive Extrusion Processing of Biodegradable Polymer‐Based Compositions

    Jean Marie Raquez;Jean Marie Raquez;Ramani Narayan;Philippe Dubois

  • Epoxidized triglycerides as renewable monomers in photoinitiated cationic polymerization

    J. V. Crivello;R. Narayan

  • Production of starch foams by twin-screw extrusion: Effect of maleated poly(butylene adipate-co-terephthalate) as a compatibilizer

    Yogaraj Nabar;Jean Marie Raquez;Philippe Dubois;Ramani Narayan

  • Aliphatic polyester-grafted starch-like polysaccharides by ring-opening polymerization

    Philippe Dubois;Mohan Krishnan;Ramani Narayan

  • Free radical branching of polylactide by reactive extrusion

    Denise Carlson;Philippe Dubois;Li Nie;Ramani Narayan

  • Molecular structure of coals: a debate

    Frank Derbyshire;Anna Marzec;Hans Rolf Schulten;Michael A. Wilson

  • In situ compatibilization of maleated thermoplastic starch/polyester melt-blends by reactive extrusion

    Jean Marie Raquez;Jean Marie Raquez;Yogaraj Nabar;Ramani Narayan;Philippe Dubois

  • Thermal Properties and Morphology of Biodegradable PLA/Starch Compatibilized Blends

    Woo Yeul Jang;Boo Young Shin;Tae Jin Lee;Ramani Narayan

  • Emerging technologies for materials and chemicals from biomass.

    Roger M. Rowell;Tor P. Schultz;Ramani Narayan

  • Biodegradable compositions by reactive processing of aliphatic polyester/polysaccharide blends

    Philippe Dubois;Ramani Narayan

  • Maleated thermoplastic starch by reactive extrusion

    Jean Marie Raquez;Jean Marie Raquez;Yogaraj Nabar;Madhusudhan Srinivasan;Boo Young Shin

Frequent Co-Authors

Philippe Dubois
Philippe Dubois University of Mons
Jean-Marie Raquez
Jean-Marie Raquez University of Mons
George T. Tsao
George T. Tsao Purdue University West Lafayette
Philippe Degée
Philippe Degée University of Namur
Rafael Auras
Rafael Auras Michigan State University
Martin Kumar Patel
Martin Kumar Patel University of Geneva
Roger M. Rowell
Roger M. Rowell University of Wisconsin–Madison
Tapio Kotiaho
Tapio Kotiaho University of Helsinki
Michael R. Ladisch
Michael R. Ladisch Purdue University West Lafayette
R. Graham Cooks
R. Graham Cooks Purdue University West Lafayette

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