World's Best Scientists 2026 revealed!
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Raphael Idem

D-Index & Metrics

Chemistry

D-Index
73
Citations
15708
World Ranking
5100
National Ranking
126

Raphael Idem 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 Raphael Idem 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: 269 publications — 55th percentile

55% of scientists in this discipline score the same or lower.

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

Raphael Idem 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 Raphael Idem 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: 73 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

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

Overview

Raphael Idem is affiliated with the University of Regina in Canada and has contributed extensively to the field of engineering, with a focus on carbon dioxide capture technologies. Their work spans various subfields including mechanical engineering, biomedical engineering, materials chemistry, catalysis, and control and systems engineering.

Their research topics cover:

  • Carbon Dioxide Capture Technologies
  • Membrane Separation and Gas Transport
  • Phase Equilibria and Thermodynamics
  • Catalytic Processes in Materials Science
  • Process Optimization and Integration
  • Carbon dioxide utilization in catalysis
  • Corrosion Behavior and Inhibition

Idem has published numerous papers, with notable recent works including:

  • CO₂Capture Performance Comparisons of Polyamines at Practical Concentrations for Use as Activators for Methyldiethanolamine for Natural Gas Sweetening, 2021, Energy & Fuels
  • AI models for correlation of physical properties in system of 1DMA2P-CO₂-H₂O, 2022, AIChE Journal
  • Comprehensive reaction kinetics model of CO₂ absorption into 1-dimethylamino-2-propanol solution, 2022, AIChE Journal
  • Activated Carbon Produced from the Hydrothermal Treatment of Glucose with KOH Activation for Catalytic Absorption of CO₂ in a BEA-AMP Bi-Solvent Blend, 2023, ACS Omega
  • The relationship between oxidative degradation and ammonia emission of carbon capture amines based on their chemical structures, 2024, Clean Energy

Frequent co-authors in Idem's publications include:

  • Teeradet Supap
  • Jessica Narku-Tetteh
  • Pailin Muchan
  • Paweesuda Natewong
  • Paitoon Tontiwachwuthikul

Idem's work has appeared in prominent venues such as:

  • SSRN Electronic Journal
  • AIChE Journal
  • ACS Omega
  • Clean Energy
  • International Journal of Greenhouse Gas Control

Their research in carbon dioxide capture encompasses both fundamental and applied aspects, involving kinetic modeling, materials chemistry for catalytic absorption, and degradation mechanisms of carbon capture amines. The intersection of catalytic processes and environmental engineering highlights the broad impact of their work on sustainable technologies. The diversity of topics and frequent collaborations reinforce their active role in advancing engineering solutions related to greenhouse gas mitigation.

Best Publications

  • Pilot Plant Studies of the CO2 Capture Performance of Aqueous MEA and Mixed MEA/MDEA Solvents at the University of Regina CO2 Capture Technology Development Plant and the Boundary Dam CO2 Capture Demonstration Plant

    Raphael Idem;Malcolm Wilson;Paitoon Tontiwachwuthikul;Amit Chakma

  • Recent progress and new developments in post-combustion carbon-capture technology with amine based solvents

    Zhiwu (Henry) Liang;Zhiwu (Henry) Liang;Wichitpan Rongwong;Wichitpan Rongwong;Wichitpan Rongwong;Helei Liu;Kaiyun Fu

  • Kinetics of the reactive absorption of carbon dioxide in high CO2-loaded, concentrated aqueous monoethanolamine solutions

    Ahmed Aboudheir;Paitoon Tontiwachwuthikul;Amit Chakma;Raphael Idem

  • Thermal cracking of canola oil: reaction products in the presence and absence of steam

    Raphael O. Idem;Sai P. R. Katikaneni;Narendra N. Bakhshi

  • Review on current advances, future challenges and consideration issues for post-combustion CO2 capture using amine-based absorbents

    Zhiwu Liang;Kaiyun Fu;Raphael Idem;Paitoon Tontiwachwuthikul

  • Catalytic conversion of canola oil to fuels and chemicals: roles of catalyst acidity, basicity and shape selectivity on product distribution

    Raphael O. Idem;Sai P.R. Katikaneni;Narendra N. Bakhshi

  • The genetic algorithm based back propagation neural network for MMP prediction in CO2-EOR process

    Guangying Chen;Kaiyun Fu;Zhiwu Liang;Teerawat Sema

  • Corrosion in MEA units for CO2 capture: Pilot plant studies

    J. Kittel;R. Idem;D. Gelowitz;P. Tontiwachwuthikul

  • Synthesis, characterization and performance evaluation of Ni/Al2O3 catalysts for reforming of crude ethanol for hydrogen production

    Abayomi J. Akande;Abayomi J. Akande;Raphael O. Idem;Ajay K. Dalai

  • Catalytic and non catalytic solvent regeneration during absorption-based CO2 capture with single and blended reactive amine solvents

    Huancong Shi;Abdulaziz Naami;Raphael Idem;Paitoon Tontiwachwuthikul

  • Nickel-Based Ceria, Zirconia, and Ceria–Zirconia Catalytic Systems for Low-Temperature Carbon Dioxide Reforming of Methane

    Prashant Kumar;Yanping Sun;Raphael O. Idem

  • Studies of SO2- and O2-Induced Degradation of Aqueous MEA during CO2 Capture from Power Plant Flue Gas Streams

    Itoro J. Uyanga;Raphael O. Idem

  • Analysis of Monoethanolamine and Its Oxidative Degradation Products during CO2 Absorption from Flue Gases: A Comparative Study of GC-MS, HPLC-RID, and CE-DAD Analytical Techniques and Possible Optimum Combinations

    Teeradet Supap;Raphael Idem;Paitoon Tontiwachwuthikul;Chintana Saiwan

  • A study of structure–activity relationships of commercial tertiary amines for post-combustion CO2 capture

    Min Xiao;Helei Liu;Raphael Idem;Paitoon Tontiwachwuthikul

  • Carbon dioxide (CO2) capture: Absorption-desorption capabilities of 2-amino-2-methyl-1-propanol (AMP), piperazine (PZ) and monoethanolamine (MEA) tri-solvent blends

    Chikezie Nwaoha;Chikezie Nwaoha;Chintana Saiwan;Chintana Saiwan;Paitoon Tontiwachwuthikul;Paitoon Tontiwachwuthikul;Paitoon Tontiwachwuthikul;Teeradet Supap

  • Comprehensive mass transfer and reaction kinetics studies of CO2 absorption into aqueous solutions of blended MDEA–MEA

    Teerawat Sema;Teerawat Sema;Abdulaziz Naami;Kaiyun Fu;Mohamed Edali

  • Integration of post-combustion capture and storage into a pulverized coal-fired power plant

    Teerawat Sanpasertparnich;Raphael Idem;Irene Bolea;David deMontigny

  • Screening tests of aqueous alkanolamine solutions based on primary, secondary, and tertiary structure for blended aqueous amine solution selection in post combustion CO2 capture

    Pailin Muchan;Chintana Saiwan;Jessica Narku-Tetteh;Raphael Idem

  • Experimental study on the solvent regeneration of a CO2-loaded MEA solution using single and hybrid solid acid catalysts

    Zhiwu Liang;Zhiwu Liang;Raphael Idem;Raphael Idem;Paitoon Tontiwachwuthikul;Paitoon Tontiwachwuthikul;Fanghui Yu

  • Reducing energy consumption of CO2 desorption in CO2-loaded aqueous amine solution using Al2O3/HZSM-5 bifunctional catalysts

    Xiaowen Zhang;Helei Liu;Zhiwu Liang;Zhiwu Liang;Raphael Idem;Raphael Idem;Raphael Idem

  • Pathways for the Formation of Products of the Oxidative Degradation of CO2-Loaded Concentrated Aqueous Monoethanolamine Solutions during CO2 Absorption from Flue Gases

    Adeola Bello;Raphael O. Idem

  • Catalytic Conversion of Canola Oil over Potassium-Impregnated HZSM-5 Catalysts: C2−C4 Olefin Production and Model Reaction Studies

    Sai P. R. Katikaneni;John D. Adjaye;Raphael O. Idem;Narendra N. Bakhshi

  • Kinetic modeling of hydrogen production by the catalytic reforming of crude ethanol over a co-precipitated Ni-Al2O3 catalyst in a packed bed tubular reactor

    Abayomi Akande;Abayomi Akande;Ahmed Aboudheir;Raphael Idem;Ajay Dalai

  • Kinetics of sulfur dioxide- and oxygen-induced degradation of aqueous monoethanolamine solution during CO2 absorption from power plant flue gas streams

    Teeradet Supap;Raphael Idem;Paitoon Tontiwachwuthikul;Chintana Saiwan

Frequent Co-Authors

Paitoon Tontiwachwuthikul
Paitoon Tontiwachwuthikul University of Regina
Zhiwu Liang
Zhiwu Liang Hunan University
Narendra N. Bakhshi
Narendra N. Bakhshi University of Saskatchewan
Christine W. Chan
Christine W. Chan University of Regina
Shifei Kang
Shifei Kang University of Shanghai for Science and Technology
Abdelbaki Benamor
Abdelbaki Benamor Qatar University
Prashant Kumar
Prashant Kumar University of Surrey
Daoyong Yang
Daoyong Yang University of Regina
Mingzhe Dong
Mingzhe Dong University of Calgary
Yangang Wang
Yangang Wang University of Shanghai for Science and Technology

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Best Scientists Citing Raphael Idem

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Publications: 30

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Publications: 25

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Publications: 18

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Publications: 17

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Publications: 14

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Sandra E. Kentish

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Publications: 12

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Commonwealth Scientific and Industrial Research Organisation

Publications: 11

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Publications: 11

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Publications: 11

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Publications: 9

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Publications: 9

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