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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 51 13946 12552 108 102 316 9282

Omar A. El Seoud publications per year

The chart shows the history of publications by Omar A. El Seoud between 1973 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Omar A. El Seoud published across 53 years, from 1973 to 2025, averaging 6.7 papers a year. Output peaked at 21 publications in 2018. 16 of the 356 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1973 to 2025. Vertical axis: number of publications, 0 to 21. Peak 21 publications in 2018. 1973: 4 publications 1974: 5 publications 1975: 4 publications 1976: 3 publications 1977: 2 publications 1978: 3 publications 1979: 1 publication 1980: 7 publications 1981: 5 publications 1982: 5 publications 1983: 5 publications 1984: 5 publications 1985: 3 publications 1986: 3 publications 1987: 6 publications 1988: 1 publication 1989: 6 publications 1990: 1 publication 1991: 5 publications 1992: 1 publication 1993: 2 publications 1994: 7 publications 1995: 3 publications 1996: 7 publications 1997: 9 publications 1998: 4 publications 1999: 8 publications 2000: 9 publications 2001: 9 publications 2002: 10 publications 2003: 8 publications 2004: 5 publications 2005: 9 publications 2006: 12 publications 2007: 14 publications 2008: 9 publications 2009: 5 publications 2010: 9 publications 2011: 10 publications 2012: 5 publications 2013: 15 publications 2014: 4 publications 2015: 10 publications 2016: 6 publications 2017: 5 publications 2018: 21 publications 2019: 9 publications 2020: 11 publications 2021: 11 publications 2022: 5 publications 2023: 14 publications 2024: 12 publications 2025: 4 publications
1973 2025

356 publications in total across all disciplines

View publications per year as a table
Omar A. El Seoud: publications per year, 1973 to 2025
Year Publications
1973 4
1974 5
1975 4
1976 3
1977 2
1978 3
1979 1
1980 7
1981 5
1982 5
1983 5
1984 5
1985 3
1986 3
1987 6
1988 1
1989 6
1990 1
1991 5
1992 1
1993 2
1994 7
1995 3
1996 7
1997 9
1998 4
1999 8
2000 9
2001 9
2002 10
2003 8
2004 5
2005 9
2006 12
2007 14
2008 9
2009 5
2010 9
2011 10
2012 5
2013 15
2014 4
2015 10
2016 6
2017 5
2018 21
2019 9
2020 11
2021 11
2022 5
2023 14
2024 12
2025 4
Total 356
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Omar A. El Seoud 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 Omar A. El Seoud 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, 301–320 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: 316 publications — 67th percentile

67% 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
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
301–320 764 316
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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Omar A. El Seoud 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 Omar A. El Seoud 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, 50–51 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: 51 D-Index — 23rd percentile

23% 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
48–49 835
50–51 861 51
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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Overview

Omar A. El Seoud is affiliated with the Universidade de São Paulo in Brazil and works primarily within the fields of Materials Science and Chemistry. Their research spans various subfields including Biomaterials, Biomedical Engineering, Catalysis, Organic Chemistry, and Physical and Theoretical Chemistry.

The scientist's work focuses on several main topics, notably:

  • Ionic liquids properties and applications
  • Advanced Cellulose Research Studies
  • Lignin and Wood Chemistry
  • Surfactants and Colloidal Systems
  • Various Chemistry Research Topics
  • Biodegradable polymer synthesis and properties
  • Supramolecular Self-Assembly in Materials

They have published frequently in several academic venues, with a notable number of publications in:

  • Journal of Molecular Liquids
  • Journal of Laboratory Chemical Education
  • New Journal of Chemistry
  • Journal of Chemical Education
  • Polymers

Omar A. El Seoud's body of recent published work includes:

  • "Sustainable biomaterials based on cellulose, chitin and chitosan composites - A review" (2021, Carbohydrate Polymer Technologies and Applications)
  • "Searching for drugs for Chagas disease, leishmaniasis and schistosomiasis: a review" (2020, International Journal of Antimicrobial Agents)
  • "Cellulose Regeneration and Chemical Recycling: Closing the "Cellulose Gap" Using Environmentally Benign Solvents" (2020, Macromolecular Materials and Engineering)
  • "Ionic Liquid-Based Surfactants: Recent Advances in Their Syntheses, Solution Properties, and Applications" (2021, Polymers)
  • "Engineering of sustainable biomaterial composites from cellulose and silk fibroin: Fundamentals and applications" (2020, International Journal of Biological Macromolecules)

The scientist frequently collaborates with other researchers, with the most common coauthors being:

  • Naved I. Malek
  • Nicolas Keppeler
  • Vinod K. Aswal
  • Marc Kostag
  • Nildhara Parsana

Best Publications

  • Applications of ionic liquids in carbohydrate chemistry: a window of opportunities.

    Omar A. El Seoud;Andreas Koschella;Ludmila C. Fidale;Susann Dorn

  • Synthesis and micellar properties of surface-active ionic liquids: 1-alkyl-3-methylimidazolium chlorides.

    Omar A. El Seoud;Paulo Augusto Rodrigues Pires;Thanaa Abdel-Moghny;Erick Leite Bastos

  • Dendrimers in the context of nanomedicine.

    Ana Paula Dias;Soraya da Silva Santos;João Vitor da Silva;Roberto Parise-Filho

  • Micellar properties of surface active ionic liquids: a comparison of 1-hexadecyl-3-methylimidazolium chloride with structurally related cationic surfactants.

    Paula D. Galgano;Omar A. El Seoud

  • Twenty-five years of cellulose chemistry: innovations in the dissolution of the biopolymer and its transformation into esters and ethers

    Marc Kostag;Martin Gericke;Thomas Heinze;Omar A. El Seoud

  • An efficient, one-pot acylation of cellulose under homogeneous reaction conditions

    Omar A. El Seoud;Guilherme Andrade Marson;Gabriela Teixeira Ciacco;Elisabete Frollini

  • Tailored Media for Homogeneous Cellulose Chemistry: Ionic Liquid/Co-Solvent Mixtures

    Martin Gericke;Tim Liebert;Omar A. El Seoud;Thomas Heinze

  • Organic esters of cellulose : New perspectives for old polymers

    Omar A. El Seoud;Thomas Heinze

  • Effects of organized surfactant assemblies on acid-base equilibria

    Omar A. El Seoud

  • Cellulose Swelling by Aprotic and Protic Solvents: What are the Similarities and Differences?

    Ludmila C. Fidale;Naiara Ruiz;Thomas Heinze;Omar A. El Seoud

  • Influence of the supramolecular structure and physicochemical properties of cellulose on its dissolution in a lithium chloride/N,N-dimethylacetamide solvent system.

    Ludmila A Ramos;José M Assaf;Omar A El Seoud;Elisabete Frollini

  • Solvatochromism in pure and binary solvent mixtures: effects of the molecular structure of the zwitterionic probe

    Erika B. Tada;Luzia P. Novaki;Omar A. El Seoud

  • Surface active ionic liquids: Study of the micellar properties of 1-(1-alkyl)-3-methylimidazolium chlorides and comparison with structurally related surfactants

    Paula D. Galgano;Omar A. El Seoud

  • Sustainable biomaterials based on cellulose, chitin and chitosan composites - A review

    Marc Kostag;Omar A. El Seoud

  • Cellulose swelling by protic solvents: which properties of the biopolymer and the solvent matter?

    Omar A. El Seoud;Ludmila C. Fidale;Naiara Ruiz;Maria Luiza O. D’Almeida

  • Solvation in pure and mixed solvents : Some recent developments

    Omar A. El Seoud

  • Ionic Liquid-Based Surfactants: Recent Advances in Their Syntheses, Solution Properties, and Applications

    Unknown

  • Proton magnetic resonance investigations of the formation of alkylammonium propionate micelles in benzene and in carbon tetrachloride

    J. H. Fendler;E. J. Fendler;R. T. Medary;O. A. El Seoud

  • Microscopic Polarities of Interfacial Regions of Aqueous Cationic Micelles: Effects of Structures of the Solvatochromic Probe and the Surfactant†

    Luzia P. Novaki and;Omar A. El Seoud

  • Some aspects of acylation of cellulose under homogeneous solution conditions

    Anelise Maria Regiani;Elisabete Frollini;Guilherme Andrade Marson;Guilherme Menegon Arantes

  • Thermodynamics of micellization of benzyl(2-acylaminoethyl)dimethylammonium chloride surfactants in aqueous solutions: a conductivity and titration calorimetry study.

    Susana Shimizu;Paulo Augusto R. Pires;Omar A. El Seoud

  • Solvatochromism in pure solvents : Effects of the molecular structure of the probe

    Luzia P. Novaki;Omar A. El Seoud

Frequent Co-Authors

Thomas Heinze
Thomas Heinze Friedrich Schiller University Jena
Janos H. Fendler
Janos H. Fendler Texas A&M University
Arvind Kumar
Arvind Kumar University of the West Indies
Vinod K. Aswal
Vinod K. Aswal Bhabha Atomic Research Centre
Herbert Sixta
Herbert Sixta Aalto University
José Mansur Assaf
José Mansur Assaf Federal University of São Carlos
Dominik Horinek
Dominik Horinek University of Regensburg
Clifford A. Bunton
Clifford A. Bunton University of California, Santa Barbara
Juana J. Silber
Juana J. Silber National University of Río Cuarto
Brian Vincent
Brian Vincent University of Bristol

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