World's Best Scientists 2026 revealed!
Rajender Gupta

Rajender Gupta

D-Index & Metrics

Engineering and Technology

D-Index
61
Citations
19060
World Ranking
2000
National Ranking
81

Rajender Gupta publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Rajender Gupta sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 211 publications — 52nd percentile

52% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

Rajender Gupta D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Rajender Gupta sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 61 D-Index — 80th percentile

80% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Overview

Rajender Gupta is affiliated with the University of Alberta in Canada and has a significant body of research in the field of engineering. Their work primarily focuses on thermochemical biomass conversion processes, coal and its by-products, and concrete and cement materials research.

The scientist's main fields of study include:

  • Engineering

Within this broad area, they have contributed notably to several subfields, including:

  • Biomedical Engineering
  • Geochemistry and Petrology
  • Civil and Structural Engineering
  • Mechanical Engineering
  • Building and Construction

Research topics that have been prominently covered in their publications are:

  • Thermochemical Biomass Conversion Processes
  • Coal and Its By-products
  • Concrete and Cement Materials Research
  • Innovative concrete reinforcement materials
  • Recycling and utilization of industrial and municipal waste in materials production
  • Iron and Steelmaking Processes
  • Anaerobic Digestion and Biogas Production

Rajender Gupta has coauthored extensively with several researchers, including:

  • Deepak Pudasainee
  • Ben Wang
  • Wu Yang
  • Wei Victor Liu
  • Guangping Huang

Their frequent publication venues include journals and platforms such as:

  • Fuel
  • SSRN Electronic Journal
  • Construction and Building Materials
  • Energy & Fuels
  • Journal of Sustainable Cement-Based Materials

Selected recent papers by Rajender Gupta demonstrate a focus on combustion, gasification, and biofuel production:

  • An overview of inorganic particulate matter emission from coal/biomass/MSW combustion: Sampling and measurement, formation, distribution, inorganic composition and influencing factors, 2020, Fuel Processing Technology
  • A review on gasification of municipal solid waste (MSW): Syngas production, tar formation, mineral transformation and industrial challenges, 2023, International Journal of Hydrogen Energy
  • Hydrothermal liquefaction of lignocellulosic biomass feedstock to produce biofuels: Parametric study and products characterization, 2020, Fuel
  • A Review of Hydrothermal Liquefaction of Biomass for Biofuels Production with a Special Focus on the Effect of Process Parameters, Co-Solvents, and Extraction Solvents, 2021, Energies
  • Synergistic effect on the co-gasification of petroleum coke and carbon-based feedstocks: A state-of-the-art review, 2022, Journal of the Energy Institute

Best Publications

  • Progress in carbon dioxide separation and capture: a review.

    Hongqun Yang;Zhenghe Xu;Maohong Fan;Rajender Gupta

  • Oxy-fuel combustion technology for coal-fired power generation

    Bart J P Buhre;Liza K. Elliott;Changdong Sheng;Rajender P. Gupta

  • Post-Combustion CO2 Capture Using Solid Sorbents: A Review

    Arunkumar Samanta;An Zhao;George K. H. Shimizu;Partha Sarkar

  • An overview on oxyfuel coal combustion—State of the art research and technology development

    Terry Wall;Yinghui Liu;Chris Spero;Liza Elliott

  • Influence of pyrolysis conditions on the structure and gasification reactivity of biomass chars

    E. Cetin;B. Moghtaderi;R. Gupta;Tf F. Wall

  • Characterising ash of biomass and waste

    A.A. Tortosa Masiá;B.J.P. Buhre;R.P. Gupta;T.F. Wall

  • Trace elements in coal: Associations with coal and minerals and their behavior during coal utilization ― A review

    Farshid Vejahati;Zhenghe Xu;Rajender Gupta

  • A review on mercury in coal combustion process: Content and occurrence forms in coal, transformation, sampling methods, emission and control technologies

    Shilin Zhao;Shilin Zhao;Deepak Pudasainee;Yufeng Duan;Rajender Gupta

  • Effect of pyrolysis pressure and heating rate on radiata pine char structure and apparent gasification reactivity

    Emre Cetin;Rajender Gupta;Behdad Moghtaderi

  • Low-Grade Coals: A Review of Some Prospective Upgrading Technologies†

    Hassan Katalambula;Rajender Gupta

  • Advanced Coal Characterization: A Review†

    Rajender Gupta

  • An overview of inorganic particulate matter emission from coal/biomass/MSW combustion: Sampling and measurement, formation, distribution, inorganic composition and influencing factors

    Wu Yang;Wu Yang;Deepak Pudasainee;Rajender Gupta;Wei Li;Wei Li

  • K2CO3 catalyzed CO2 gasification of ash-free coal. Interactions of the catalyst with carbon in N2 and CO2 atmosphere

    Jan Kopyscinski;Moshfiqur Rahman;Rajender Gupta;Charles A. Mims

  • Carbon Dioxide Adsorption on Amine-Impregnated Mesoporous SBA-15 Sorbents: Experimental and Kinetics Study

    An Zhao;Arunkumar Samanta;Partha Sarkar;Rajender Gupta

  • Assessing slagging and fouling during biomass combustion: A thermodynamic approach allowing for alkali/ash reactions

    D. Nutalapati;R. Gupta;B. Moghtaderi;T.F. Wall

  • Factors influencing the ignition of flames from air-fired swirl pf burners retrofitted to oxy-fuel

    S.P. Khare;T.F. Wall;A.Z. Farida;Y. Liu

  • Thermal conductivity of coal ash and slags and models used

    H.R Rezaei;R.P Gupta;G.W Bryant;J.T Hart

  • A review on gasification of municipal solid waste (MSW): Syngas production, tar formation, mineral transformation and industrial challenges

    Unknown

  • Kinetic Study and Thermal Decomposition Behavior of Lignite Coal

    Mehran Heydari;Moshfiqur Rahman;Rajender Gupta

  • Fine ash formation during combustion of pulverised coal–coal property impacts

    B.J.P. Buhre;J.T. Hinkley;R.P. Gupta;P.F. Nelson

  • Impact of Mineral Impurities in Solid Fuel Combustion

    R. P. Gupta;T. F. Wall;L. Baxter

Frequent Co-Authors

Terry Wall
Terry Wall University of Newcastle Australia
Zhenghe Xu
Zhenghe Xu University of Alberta
Sushil Gupta
Sushil Gupta Florida International University
Sankar Bhattacharya
Sankar Bhattacharya Monash University
Behdad Moghtaderi
Behdad Moghtaderi University of Newcastle Australia
Peter F. Nelson
Peter F. Nelson Macquarie University
Larry L. Baxter
Larry L. Baxter Brigham Young University
Dongke Zhang
Dongke Zhang University of Western Australia
Hongbo Zeng
Hongbo Zeng University of Alberta
Julia M. Foght
Julia M. Foght University of Alberta

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