World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
39
Citations
6636
World Ranking
7657
National Ranking
187

Gemma Grasa 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 Gemma Grasa 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: 87 publications — 5th percentile

5% of scientists in this discipline score the same or lower.

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

Gemma Grasa 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 Gemma Grasa 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: 39 D-Index — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Overview

Gemma Grasa is affiliated with the Spanish National Research Council in Spain, working primarily in the field of Engineering. Their research focuses on several specialized subfields including Biomedical Engineering, Mechanical Engineering, Materials Chemistry, Catalysis, and Renewable Energy, Sustainability and the Environment.

The scientist has contributed extensively to areas such as Chemical Looping and Thermochemical Processes, Catalysts for Methane Reforming, Thermochemical Biomass Conversion Processes, Catalytic Processes in Materials Science, Carbon Dioxide Capture Technologies, Industrial Gas Emission Control, and Iron and Steelmaking Processes.

Frequent coauthors collaborating with Gemma Grasa include Isabel Casabona Martínez, Ramón Murillo, J.C. Abánades, José Ramón Fernández, and M.S. Callén.

Their publications appear most often in the following venues: SSRN Electronic Journal, Chemical Engineering Journal, Chemical Engineering Science, Energy & Fuels, and Fuel Processing Technology.

Representative recent papers authored or coauthored by Gemma Grasa are:

  • Optimised production of tailored syngas from municipal solid waste (MSW) by sorption-enhanced gasification, 2020, Chemical Engineering Journal
  • Sorption-enhanced gasification (SEG) of agroforestry residues: Influence of feedstock and main operating variables on product gas quality, 2021, Fuel Processing Technology
  • Principal component analysis and partial least square regression models to understand sorption-enhanced biomass gasification, 2022, Biomass Conversion and Biorefinery
  • On the reduction of NiFe/Al2O3 oxygen carrier in high-pressure chemical looping applications, 2023, International Journal of Hydrogen Energy
  • Performance study of a methanation process for a syngas obtained from a sorption enhanced gasification process, 2022, Chemical Engineering Science

Best Publications

  • CO2 Capture Capacity of CaO in Long Series of Carbonation/Calcination Cycles

    and Gemma S. Grasa;J. Carlos Abanades

  • Application of the random pore model to the carbonation cyclic reaction

    Gemma Grasa;Ramón Murillo;Mónica Alonso;J. Carlos Abanades

  • Cost structure of a postcombustion CO2 capture system using CaO

    J Carlos Abanades;G Grasa;M Alonso;N Rodriguez

  • Reactivity of highly cycled particles of CaO in a carbonation/calcination loop

    Gemma S. Grasa;J. Carlos Abanades;Mónica Alonso;Belén González

  • Heat requirements in a calciner of CaCO3 integrated in a CO2 capture system using CaO

    N. Rodriguez;M. Alonso;G. Grasa;J. Carlos Abanades

  • Kinetics of Calcination of Partially Carbonated Particles in a Ca-Looping System for CO2 Capture

    I. Martínez;G. Grasa;R. Murillo;B. Arias

  • New CO2 capture process for hydrogen production combining Ca and Cu chemical loops.

    J. C. Abanades;R. Murillo;J. R. Fernandez;G. Grasa

  • Carbon dioxide capture from combustion flue gases with a calcium oxide chemical loop. Experimental results and process development

    M. Alonso;N. Rodríguez;B. González;G. Grasa

  • Modelling of a fluidized bed carbonator reactor to capture CO2 from a combustion flue gas

    M. Alonso;N. Rodríguez;G. Grasa;J.C. Abanades

  • CO2 looping cycle performance of a high-purity limestone after thermal activation/doping

    Vasilije Manovic;Edward J. Anthony;Gemma Grasa;J. Carlos Abanades

  • Conceptual design of a hydrogen production process from natural gas with CO2 capture using a Ca–Cu chemical loop

    J.R. Fernández;J.C. Abanades;R. Murillo;G. Grasa

  • Review and research needs of Ca-Looping systems modelling for post-combustion CO2 capture applications

    Isabel Martinez;Gemma Grasa;Jarno Parkkinen;Tero Tynjälä

  • An analysis of the effect of carbonation conditions on CaO deactivation curves

    B. Arias;J.C. Abanades;G.S. Grasa

  • Post-combustion calcium looping process with a highly stable sorbent activity by recarbonation

    Borja Arias;Gemma S. Grasa;Mónica Alonso;J. Carlos Abanades

  • Effect of sorbent hydration on the average activity of CaO in a Ca-looping system

    B. Arias;G.S. Grasa;J.C. Abanades

  • Sulfation of CaO Particles in a Carbonation/Calcination Loop to Capture CO2

    Gemma S. Grasa;Monica Alonso;J. Carlos Abanades

  • Hydrogen production through sorption enhanced steam reforming of natural gas: Thermodynamic plant assessment

    I. Martínez;M.C. Romano;P. Chiesa;G. Grasa

  • Integration of a Ca looping system for CO2 capture in existing power plants

    Isabel Martínez;Ramón Murillo;Gemma Grasa;Juan Carlos Abanades

  • Modelling the continuous calcination of CaCO3 in a Ca-looping system

    I. Martínez;G. Grasa;R. Murillo;B. Arias

  • The Effect of Steam on the Fast Carbonation Reaction Rates of CaO

    B. Arias;G. Grasa;J. C. Abanades;V. Manovic

Frequent Co-Authors

Ramón Murillo
Ramón Murillo Spanish National Research Council
Juan Carlos Abanades
Juan Carlos Abanades Spanish National Research Council
Nuria Rodríguez
Nuria Rodríguez Autonomous University of Madrid
Edward J. Anthony
Edward J. Anthony Cranfield University
Tomás García
Tomás García Spanish National Research Council
Vasilije Manovic
Vasilije Manovic Cranfield University
Matteo C. Romano
Matteo C. Romano Polytechnic University of Milan
Paolo Chiesa
Paolo Chiesa Polytechnic University of Milan
Fausto Gallucci
Fausto Gallucci Eindhoven University of Technology
Ana M. Mastral
Ana M. Mastral Spanish National Research Council

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