World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
49
Citations
10633
World Ranking
4265
National Ranking
36

Evangelos G. Giakoumis 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 Evangelos G. Giakoumis 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: 100 publications — 8th percentile

8% of scientists in this discipline score the same or lower.

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

Evangelos G. Giakoumis 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 Evangelos G. Giakoumis 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: 49 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Overview

Evangelos G. Giakoumis is a researcher affiliated with the National Technical University of Athens in Greece. Their work primarily spans several fields within engineering, focusing extensively on advanced combustion engine technologies and chemical engineering.

The main fields of study in which Evangelos G. Giakoumis has contributed include:

  • Engineering
  • Chemical Engineering

Within these broad domains, their subfields of study encompass:

  • Fluid Flow and Transfer Processes
  • Computational Mechanics
  • Biomedical Engineering
  • Automotive Engineering
  • Organic Chemistry

The primary research topics addressed in their publications cover:

  • Advanced Combustion Engine Technologies
  • Biodiesel Production and Applications
  • Combustion and flame dynamics
  • Vehicle emissions and performance
  • Chemical Thermodynamics and Molecular Structure
  • Heat transfer and supercritical fluids
  • Energy, Environment, and Transportation Policies

Evangelos G. Giakoumis has authored multiple papers published in several scientific journals. Frequent publication venues include:

  • Journal of Energy Engineering
  • Energies
  • Energy

Recent selected papers by Evangelos G. Giakoumis include:

  • Exergy assessment of combustion and EGR and load effects in DI diesel engine using comprehensive two-zone modeling, 2020, Energy
  • Numerical and Experimental Study by Quasi-Dimensional Modeling of Combustion and Emissions in Variable Compression Ratio High-Speed Spark-Ignition Engine, 2021, Journal of Energy Engineering
  • Methodology to Estimate Road Grade Effects on Consumption and Emissions from a Light Commercial Vehicle Running on the WLTC Cycle, 2020, Journal of Energy Engineering
  • Exergy Analysis in Highly Hydrogen-Enriched Methane Fueled Spark-Ignition Engine at Diverse Equivalence Ratios via Two-Zone Quasi-Dimensional Modeling, 2024, Energies
  • Monte Carlo Simulation Methodology to Assess the Impact of Ambient Wind on Emissions from a Light-Commercial Vehicle Running on the Worldwide-Harmonized Light-Duty Vehicles Test Cycle (WLTC), 2021, Energies

Their research collaborations involve frequent co-authors, including:

  • Dimitrios Rakopoulos
  • C.D. Rakopoulos
  • George Kosmadakis
  • Alexandros T. Zachiotis
  • Dimitrios C. Kyritsis

Best Publications

  • Comparative performance and emissions study of a direct injection Diesel engine using blends of Diesel fuel with vegetable oils or bio-diesels of various origins

    C.D. Rakopoulos;K.A. Antonopoulos;D.C. Rakopoulos;D.T. Hountalas

  • Effects of butanol–diesel fuel blends on the performance and emissions of a high-speed DI diesel engine

    D.C. Rakopoulos;C.D. Rakopoulos;E.G. Giakoumis;A.M. Dimaratos

  • Second-law analyses applied to internal combustion engines operation

    C.D. Rakopoulos;E.G. Giakoumis

  • Effects of ethanol-diesel fuel blends on the performance and exhaust emissions of heavy duty DI diesel engine

    D.C. Rakopoulos;C.D. Rakopoulos;E.C. Kakaras;E.G. Giakoumis

  • A statistical investigation of biodiesel physical and chemical properties, and their correlation with the degree of unsaturation

    Evangelos G. Giakoumis

  • Influence of properties of various common bio-fuels on the combustion and emission characteristics of high-speed DI (direct injection) diesel engine: Vegetable oil, bio-diesel, ethanol, n-butanol, diethyl ether

    Dimitrios C. Rakopoulos;Constantine D. Rakopoulos;Evangelos G. Giakoumis;Roussos G. Papagiannakis

  • Investigation of the performance and emissions of bus engine operating on butanol/diesel fuel blends

    D.C. Rakopoulos;C.D. Rakopoulos;D.T. Hountalas;E.C. Kakaras

  • Exhaust emissions of diesel engines operating under transient conditions with biodiesel fuel blends

    Evangelos G. Giakoumis;Constantine D. Rakopoulos;Athanasios M. Dimaratos;Dimitrios C. Rakopoulos

  • Exhaust emissions with ethanol or n-butanol diesel fuel blends during transient operation: A review

    Evangelos G. Giakoumis;Constantine D. Rakopoulos;Athanasios M. Dimaratos;Dimitrios C. Rakopoulos

  • Performance and emissions of bus engine using blends of diesel fuel with bio-diesel of sunflower or cottonseed oils derived from Greek feedstock

    C.D. Rakopoulos;D.C. Rakopoulos;D.T. Hountalas;E.G. Giakoumis

  • Characteristics of performance and emissions in high-speed direct injection diesel engine fueled with diethyl ether/diesel fuel blends

    Dimitrios C. Rakopoulos;Constantine D. Rakopoulos;Evangelos G. Giakoumis;Athanasios M. Dimaratos

  • Impact of properties of vegetable oil, bio-diesel, ethanol and n-butanol on the combustion and emissions of turbocharged HDDI diesel engine operating under steady and transient conditions

    Dimitrios C. Rakopoulos;Constantine D. Rakopoulos;Evangelos G. Giakoumis

  • Study of turbocharged diesel engine operation, pollutant emissions and combustion noise radiation during starting with bio-diesel or n-butanol diesel fuel blends

    C.D. Rakopoulos;A.M. Dimaratos;E.G. Giakoumis;D.C. Rakopoulos

  • Investigating the emissions during acceleration of a turbocharged diesel engine operating with bio-diesel or n-butanol diesel fuel blends

    Constantine D. Rakopoulos;Athanasios M. Dimaratos;Evangelos G. Giakoumis;Dimitrios C. Rakopoulos

  • Validation and sensitivity analysis of a two zone Diesel engine model for combustion and emissions prediction

    C.D Rakopoulos;D.C Rakopoulos;E.G Giakoumis;D.C Kyritsis

  • Comparative environmental behavior of bus engine operating on blends of diesel fuel with four straight vegetable oils of Greek origin: Sunflower, cottonseed, corn and olive

    D.C. Rakopoulos;C.D. Rakopoulos;E.G. Giakoumis;A.M. Dimaratos

  • Estimation of biodiesel cetane number, density, kinematic viscosity and heating values from its fatty acid weight composition

    Evangelos G. Giakoumis;Christos K. Sarakatsanis

  • Availability analysis of hydrogen/natural gas blends combustion in internal combustion engines

    C.D. Rakopoulos;M.A. Scott;D.C. Kyritsis;E.G. Giakoumis

  • Studying combustion and cyclic irregularity of diethyl ether as supplement fuel in diesel engine

    D.C. Rakopoulos;C.D. Rakopoulos;E.G. Giakoumis;A.M. Dimaratos

  • Analysis of 22 vegetable oils' physico-chemical properties and fatty acid composition on a statistical basis, and correlation with the degree of unsaturation.

    Evangelos G. Giakoumis

  • Diesel Engine Transient Operation

    Constantine D. Rakopoulos;Evangelos G. Giakoumis

Frequent Co-Authors

Constantine D. Rakopoulos
Constantine D. Rakopoulos National Technical University of Athens
Dimitrios C. Rakopoulos
Dimitrios C. Rakopoulos National Technical University of Athens
Dimitrios T. Hountalas
Dimitrios T. Hountalas National Technical University of Athens
George Kosmadakis
George Kosmadakis National Technical University of Athens
Emmanuel Kakaras
Emmanuel Kakaras National Technical University of Athens
Sotirios Karellas
Sotirios Karellas National Technical University of Athens

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