World's Best Scientists 2026 revealed!
Abdelhamid Sayari

Abdelhamid Sayari

Award Badge
Chemistry
Canada
2025

D-Index & Metrics

Chemistry

D-Index
92
Citations
29986
World Ranking
1885
National Ranking
45

Abdelhamid Sayari 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 Abdelhamid Sayari 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: 236 publications — 45th percentile

45% of scientists in this discipline score the same or lower.

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

Abdelhamid Sayari 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 Abdelhamid Sayari 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: 92 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2025 - Research.com Chemistry in Canada Leader Award
  • 2022 - Research.com Chemistry in Canada Leader Award

Overview

Abdelhamid Sayari is affiliated with the University of Ottawa in Canada and has focused their research primarily on Engineering, with a strong emphasis on Mechanical Engineering and Materials Chemistry. Their scholarly output also encompasses Process Chemistry and Technology, Biomedical Engineering, and Inorganic Chemistry.

The central topics of their work include Carbon Dioxide Capture Technologies, Membrane Separation and Gas Transport, Carbon dioxide utilization in catalysis, Phase Equilibria and Thermodynamics, Mesoporous Materials and Catalysis, CO2 Reduction Techniques and Catalysts, and Asymmetric Hydrogenation and Catalysis.

Sayari's publication record is notable in several scientific journals. Their frequent publication venues include:

  • Chemical Engineering Journal
  • ACS Omega
  • Chemical Reviews
  • Nature Communications
  • Microporous and Mesoporous Materials

Some of their recent papers include:

  • Understanding the Effect of Water on CO2 Adsorption, 2021, Chemical Reviews
  • A Unified Approach to CO2-Amine Reaction Mechanisms, 2020, ACS Omega
  • Unprecedented improvement of the hydrothermal stability of amine-grafted MCM-41 silica for CO2 capture via aluminum incorporation, 2022, Chemical Engineering Journal
  • Revealing carbon capture chemistry with 17-oxygen NMR spectroscopy, 2022, Nature Communications
  • Spectroscopic investigation into the oxidation of polyethylenimine for CO2 capture: Mitigation strategies and mechanism, 2023, Chemical Engineering Journal

Frequent co-authors who have collaborated with Sayari include:

  • Chanjot Kaur
  • Joel M. Kolle
  • Bahoueddine Tangour
  • Ridha Ben Said
  • K. Essalah

Best Publications

  • Application of large pore MCM-41 molecular sieves to improve pore size analysis using nitrogen adsorption measurements

    M. Kruk and;M. Jaroniec;A. Sayari

  • Catalysis by Crystalline Mesoporous Molecular Sieves

    Abdelhamid Sayari

  • Periodic Mesoporous Silica-Based Organic−Inorganic Nanocomposite Materials

    and Abdelhamid Sayari;Safia Hamoudi

  • Sulfated Zirconia-Based Strong Solid-Acid Catalysts: Recent Progress

    Xuemin Song;Abdelhamid Sayari

  • Stabilization of Amine-Containing CO2 Adsorbents: Dramatic Effect of Water Vapor

    Abdelhamid Sayari;Youssef Belmabkhout

  • Flue gas treatment via CO2 adsorption

    Abdelhamid Sayari;Youssef Belmabkhout;Rodrigo Serna-Guerrero

  • Adsorption Study of Surface and Structural Properties of MCM-41 Materials of Different Pore Sizes

    M. Kruk and;M. Jaroniec;A. Sayari

  • Applications of Pore-Expanded Mesoporous Silica. 5. Triamine Grafted Material with Exceptional CO2 Dynamic and Equilibrium Adsorption Performance

    Peter J. E. Harlick and;Abdelhamid Sayari

  • Composition–activity effects of Mn–Ce–O composites on phenol catalytic wet oxidation

    Haiyan Chen;Abdelhamid Sayari;Alain Adnot;Faı̈çal Larachi

  • Modeling adsorption of CO2 on amine-functionalized mesoporous silica. 2: Kinetics and breakthrough curves

    Rodrigo Serna-Guerrero;Abdelhamid Sayari

  • Applications of Pore-Expanded Mesoporous Silica. 2. Development of a High-Capacity, Water-Tolerant Adsorbent for CO2

    Robert S. Franchi;Peter J. E. Harlick;Abdelhamid Sayari

  • Applications of Pore-Expanded Mesoporous Silicas. 3. Triamine Silane Grafting for Enhanced CO2 Adsorption

    Peter J. E. Harlick;Abdelhamid Sayari

  • New Insights into the Interactions of CO2 with Amine-Functionalized Silica

    Rodrigo Serna-Guerrero;Enshirah Da’na;Abdelhamid Sayari

  • CO2-induced degradation of amine-containing adsorbents: reaction products and pathways.

    Abdelhamid Sayari;Aliakbar Heydari-Gorji;Yong Yang

  • Stability of amine-functionalized CO2 adsorbents: a multifaceted puzzle.

    Masoud Jahandar Lashaki;Soheil Khiavi;Abdelhamid Sayari

  • Understanding the Effect of Water on CO 2 Adsorption

    Joel M Kolle;Mohammadreza Fayaz;Abdelhamid Sayari

  • Simple synthesis route to monodispersed SBA-15 silica rods.

    Abdelhamid Sayari;Bao-Hang Han;Yong Yang

  • Applications of Pore-Expanded Mesoporous Silica. 1. Removal of Heavy Metal Cations and Organic Pollutants from Wastewater

    Abdelhamid Sayari;Safia Hamoudi;Yong Yang

  • Adsorption of CO2-Containing Gas Mixtures over Amine-Bearing Pore-Expanded MCM-41 Silica: Application for Gas Purification

    Youssef Belmabkhout;Rodrigo Serna-Guerrero;Abdelhamid Sayari

  • Polyethylenimine-impregnated mesoporous silica: effect of amine loading and surface alkyl chains on CO2 adsorption.

    Aliakbar Heydari-Gorji;Youssef Belmabkhout;Abdelhamid Sayari

  • Non-silica periodic mesostructured materials: recent progress

    Abdelhamid Sayari;Ping Liu

Frequent Co-Authors

Mietek Jaroniec
Mietek Jaroniec Kent State University
Youssef Belmabkhout
Youssef Belmabkhout Mohammed VI Polytechnic University
Michal Kruk
Michal Kruk City University of New York
Serge Kaliaguine
Serge Kaliaguine Université Laval
Faïçal Larachi
Faïçal Larachi Université Laval
Igor L. Moudrakovski
Igor L. Moudrakovski Max Planck Society
Ping Liu
Ping Liu University of California, San Diego
Michal Kruk
Michal Kruk City University of New York
Jun Liu
Jun Liu Pacific Northwest National Laboratory
Bao-Hang Han
Bao-Hang Han National Center for Nanoscience and Technology, China

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring online degrees can open diverse career pathways related to Chemistry. For students interested in legal aspects connected to chemical substances, pursuing online criminal justice associate degree programs offers foundational knowledge that supports roles in regulatory compliance and forensic chemistry.

Another relevant field is becoming a paralegal, where specialized legal support can focus on patent law and chemical safety regulations. Understanding the types of paralegals and their salary ranges helps students decide which path aligns best with their career goals.

For those inclined toward the commercial side of chemistry, careers like pharmaceutical sales offer engaging opportunities. Learning how to get into pharmaceutical sales is essential for blending scientific knowledge with customer relations and market strategies.

Lastly, becoming a pharmacist represents a more advanced career path requiring extensive education. Discovering how much schooling to be a pharmacist helps prospective students plan their academic journey toward this rewarding profession.

Best Scientists Citing Abdelhamid Sayari

Trending Scientists

Recently Published Articles