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John B. Heywood

John B. Heywood

D-Index & Metrics

Mechanical and Aerospace Engineering

D-Index
74
Citations
31103
World Ranking
293
National Ranking
144

John B. Heywood publication distribution in Mechanical and Aerospace Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mechanical and Aerospace Engineering in 2026. The highlighted bar marks where John B. Heywood sits on this spectrum.

47–56 publications: 10 scientists 57–66 publications: 23 scientists 67–76 publications: 32 scientists 77–86 publications: 62 scientists 87–96 publications: 67 scientists 97–106 publications: 91 scientists 107–116 publications: 113 scientists 117–126 publications: 115 scientists 127–136 publications: 130 scientists 137–146 publications: 140 scientists 147–156 publications: 155 scientists 157–166 publications: 132 scientists 167–176 publications: 133 scientists 177–186 publications: 130 scientists 187–196 publications: 140 scientists 197–206 publications: 115 scientists 207–216 publications: 125 scientists 217–226 publications: 117 scientists 227–236 publications: 99 scientists 237–246 publications: 92 scientists 247–256 publications: 100 scientists 257–266 publications: 95 scientists 267–276 publications: 88 scientists 277–286 publications: 77 scientists 287–296 publications: 74 scientists 297–306 publications: 74 scientists 307–316 publications: 62 scientists 317–326 publications: 70 scientists 327–336 publications: 59 scientists 337–346 publications: 58 scientists 347–356 publications: 45 scientists 357–366 publications: 44 scientists 367–376 publications: 36 scientists 377–386 publications: 41 scientists 387–396 publications: 32 scientists 397–406 publications: 23 scientists 407–416 publications: 28 scientists 417–426 publications: 27 scientists 427–436 publications: 25 scientists 437–446 publications: 23 scientists 447–456 publications: 23 scientists 457–466 publications: 20 scientists 467–476 publications: 12 scientists 477–486 publications: 24 scientists 487–496 publications: 18 scientists 497–506 publications: 12 scientists 507–516 publications: 13 scientists 517–526 publications: 21 scientists 527–536 publications: 12 scientists 537–546 publications: 8 scientists 547–556 publications: 16 scientists 557–566 publications: 3 scientists 567–576 publications: 11 scientists 577–586 publications: 6 scientists 587–596 publications: 5 scientists 597–606 publications: 6 scientists 607–616 publications: 7 scientists 617–626 publications: 7 scientists 627–636 publications: 10 scientists 637–646 publications: 4 scientists 647–656 publications: 3 scientists 657–658 publications: 2 scientists 659+ publications: 100 scientists
47 publications 659+

This scientist: 242 publications — 58th percentile

58% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 659 publications or more.

John B. Heywood D-index placement in Mechanical and Aerospace Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Mechanical and Aerospace Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where John B. Heywood sits on this spectrum.

30 D-Index: 83 scientists 31 D-Index: 113 scientists 32 D-Index: 144 scientists 33 D-Index: 153 scientists 34 D-Index: 189 scientists 35 D-Index: 158 scientists 36 D-Index: 139 scientists 37 D-Index: 127 scientists 38 D-Index: 130 scientists 39 D-Index: 126 scientists 40 D-Index: 104 scientists 41 D-Index: 100 scientists 42 D-Index: 107 scientists 43 D-Index: 101 scientists 44 D-Index: 103 scientists 45 D-Index: 79 scientists 46 D-Index: 88 scientists 47 D-Index: 70 scientists 48 D-Index: 83 scientists 49 D-Index: 44 scientists 50 D-Index: 64 scientists 51 D-Index: 56 scientists 52 D-Index: 50 scientists 53 D-Index: 48 scientists 54 D-Index: 58 scientists 55 D-Index: 52 scientists 56 D-Index: 48 scientists 57 D-Index: 42 scientists 58 D-Index: 34 scientists 59 D-Index: 42 scientists 60 D-Index: 37 scientists 61 D-Index: 42 scientists 62 D-Index: 44 scientists 63 D-Index: 22 scientists 64 D-Index: 33 scientists 65 D-Index: 29 scientists 66 D-Index: 23 scientists 67 D-Index: 29 scientists 68 D-Index: 24 scientists 69 D-Index: 19 scientists 70 D-Index: 34 scientists 71 D-Index: 26 scientists 72 D-Index: 19 scientists 73 D-Index: 18 scientists 74 D-Index: 19 scientists 75 D-Index: 14 scientists 76 D-Index: 19 scientists 77 D-Index: 8 scientists 78 D-Index: 18 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 17 scientists 82 D-Index: 11 scientists 83 D-Index: 16 scientists 84 D-Index: 7 scientists 85 D-Index: 9 scientists 86 D-Index: 8 scientists 87 D-Index: 6 scientists 88 D-Index: 6 scientists 89 D-Index: 7 scientists 90 D-Index: 10 scientists 91 D-Index: 4 scientists 92 D-Index: 4 scientists 93+ D-Index: 100 scientists
30 D-Index 93+

This scientist: 74 D-Index — 92nd percentile

92% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 93 D-Index or more.

Research.com Recognitions

  • 2001 - Fellow of the American Academy of Arts and Sciences
  • 1998 - Member of the National Academy of Engineering For the prediction of emissions and efficiencies of spark-ignition engines and contributions to national policies on motor emissions.

Overview

John B. Heywood is affiliated with MIT in the United States and has contributed to the field of engineering, with a focus on automotive engineering and renewable energy, sustainability, and environmental studies. Their work encompasses several subfields including health, toxicology and mutagenesis, biomedical engineering, and pollution.

Their research addresses multiple main topics, notably:

  • Vehicle emissions and performance
  • Energy, environment, and transportation policies
  • Air quality and health impacts
  • Thermochemical biomass conversion processes
  • Energy and environment impacts
  • Combustion and flame dynamics
  • Electric vehicles and infrastructure

Heywood's recent publications reflect a focus on environmental and energy aspects of automotive and biomass technologies. Some of the recent papers include:

  • "Quantifying the impact of driving style changes on light-duty vehicle fuel consumption" (2021), published in Transportation Research Part D Transport and Environment
  • "A novel low-cost tar removal technology for small-scale biomass gasification to power" (2021), published in Biomass and Bioenergy
  • "Near-term policy pathways for reducing car and light-truck emissions" (2021), published in Environmental Research Letters
  • "Breakthrough Gas Cleaning Technology - Clean Up Engine" (2023), published in SSRN Electronic Journal

The main venues where Heywood has published include:

  • Transportation Research Part D Transport and Environment
  • Biomass and Bioenergy
  • Environmental Research Letters
  • SSRN Electronic Journal

They have collaborated frequently with several coauthors, including:

  • Lorenzo Pezzola
  • Roberto Mussi
  • L. Bromberg
  • Emmanuel Kasseris
  • Marco Miotti

Awards received by John B. Heywood include:

  • Fellow of the American Academy of Arts and Sciences (2001)
  • Member of the National Academy of Engineering (1998) for the prediction of emissions and efficiencies of spark-ignition engines and contributions to national policies on motor emissions

Best Publications

  • Experimental and Theoretical Study of Nitric Oxide Formation in Internal Combustion Engines

    George A. Lavoie;John B. Heywood;James C. Keck

  • Two-stage ignition in HCCI combustion and HCCI control by fuels and additives

    Shigeyuki Tanaka;Ferran Ayala;James C. Keck;John B. Heywood

  • Heat Release Analysis of Engine Pressure Data

    J. A. Gatowski;E. N. Balles;Kwang Min Chun;F. E. Nelson

  • ON THE ROAD IN 2020 - A LIFE-CYCLE ANALYSIS OF NEW AUTOMOBILE TECHNOLOGIES

    M A Weiss;J B Heywood;E M Drake;A Schafer

  • The Effect of Chamber Geometry on Spark-Ignition Engine Combustion

    Stephen G. Poulos;John B. Heywood

  • Development and Use of a Computer Simulation of the Turbocompounded Diesel System for Engine Performance and Component Heat Transfer Studies

    Dennis N. Assanis;John B. Heywood

  • Flow in the piston-cylinder-ring crevices of a spark-ignition engine: effect on hydrocarbon emissions, efficiency and power

    M. Namazian;John B. Heywood

  • Two-Stroke Cycle Engine: It's Development, Operation and Design

    John B. Heywood;Eran Sher

  • An Overview of Hydrocarbon Emissions Mechanisms in Spark-Ignition Engines

    Wai K. Cheng;Douglas Hamrin;John B. Heywood;Simone Hochgreb

  • A Model for Predicting Residual Gas Fraction in Spark-Ignition Engines

    Jonathan W. Fox;Wai K. Cheng;John B. Heywood

  • Development and Evaluation of a Friction Model for Spark-Ignition Engines

    Kenneth J. Patton;Ronald C. Nitschke;John B. Heywood

  • Development and use of a cycle simulation to predict si engine efficiency and NOx emissions

    John B. Heywood;J. M. Higgins;P. A. Watts;R. J. Tabaczynski

  • Future fuel cell and internal combustion engine automobile technologies: A 25-year life cycle and fleet impact assessment

    Andreas Schäfer;John B. Heywood;Malcolm A. Weiss

  • Emissions Reductions Using Hydrogen from Plasmatron Fuel Converters

    L Bromberg;D.R Cohn;A Rabinovich;J Heywood

  • Fluid Motion Within the Cylinder of Internal Combustion Engines—The 1986 Freeman Scholar Lecture

    John B. Heywood

  • Estimating Heat-Release and Mass-of-Mixture Burned from Spark-Ignition Engine Pressure Data

    Kwang Min Chun;John B. Heywood

  • Effects of Combustion Phasing, Relative Air-fuel Ratio, Compression Ratio, and Load on SI Engine Efficiency

    Ferrán A. Ayala;Michael D. Gerty;John B. Heywood

  • Optimized fuel management system for direct injection ethanol enhancement of gasoline engines

    Leslie Bromberg;Daniel R. Cohn;John B. Heywood

  • An Improved Friction Model for Spark-Ignition Engines

    Unknown

  • Comparative Assessment of Fuel Cell Cars

    Malcolm A. Weiss;John B. Heywood;Andreas Schafer;Vinod K. Natarajan

  • Early flame development and burning rates in spark ignition engines and their cyclic variability

    James C. Keck;John B. Heywood;Georg Noske

Frequent Co-Authors

Eran Sher
Eran Sher Technion – Israel Institute of Technology
Kyoungdoug Min
Kyoungdoug Min Seoul National University
Stefan Pischinger
Stefan Pischinger RWTH Aachen University
Dennis N. Assanis
Dennis N. Assanis University of Delaware
Simone Hochgreb
Simone Hochgreb University of Cambridge
Chris Hope
Chris Hope University of Cambridge

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