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John B. Heywood

John B. Heywood

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mechanical and Aerospace Engineering 74 293 266 144 122 242 31103

John B. Heywood publications per year

The chart shows the history of publications by John B. Heywood between 1965 and 2023, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. John B. Heywood published across 59 years, from 1965 to 2023, averaging 4.3 papers a year. Output peaked at 14 publications in 2009. 1 of the 254 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1965 to 2023. Vertical axis: number of publications, 0 to 14. Peak 14 publications in 2009. 1965: 3 publications 1966: 3 publications 1967: 3 publications 1968: 3 publications 1969: 1 publication 1970: 1 publication 1971: 6 publications 1972: 2 publications 1973: 3 publications 1974: 6 publications 1975: 4 publications 1976: 2 publications 1977: 4 publications 1978: 4 publications 1979: 5 publications 1980: 8 publications 1981: 4 publications 1982: 4 publications 1983: 2 publications 1984: 5 publications 1985: 1 publication 1986: 3 publications 1987: 4 publications 1988: 4 publications 1989: 5 publications 1990: 8 publications 1991: 8 publications 1992: 3 publications 1993: 4 publications 1994: 5 publications 1995: 4 publications 1996: 6 publications 1997: 6 publications 1998: 5 publications 1999: 3 publications 2000: 3 publications 2001: 8 publications 2002: 3 publications 2003: 8 publications 2004: 5 publications 2005: 5 publications 2006: 7 publications 2007: 6 publications 2008: 6 publications 2009: 14 publications 2010: 8 publications 2011: 1 publication 2012: 10 publications 2013: 0 publications 2014: 8 publications 2015: 1 publication 2016: 3 publications 2017: 9 publications 2018: 1 publication 2019: 1 publication 2020: 1 publication 2021: 3 publications 2022: 0 publications 2023: 1 publication
1965 2023

254 publications in total across all disciplines

View publications per year as a table
John B. Heywood: publications per year, 1965 to 2023
Year Publications
1965 3
1966 3
1967 3
1968 3
1969 1
1970 1
1971 6
1972 2
1973 3
1974 6
1975 4
1976 2
1977 4
1978 4
1979 5
1980 8
1981 4
1982 4
1983 2
1984 5
1985 1
1986 3
1987 4
1988 4
1989 5
1990 8
1991 8
1992 3
1993 4
1994 5
1995 4
1996 6
1997 6
1998 5
1999 3
2000 3
2001 8
2002 3
2003 8
2004 5
2005 5
2006 7
2007 6
2008 6
2009 14
2010 8
2011 1
2012 10
2013 0
2014 8
2015 1
2016 3
2017 9
2018 1
2019 1
2020 1
2021 3
2022 0
2023 1
Total 254
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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.

No. of scientists
50 100 150
Bar chart with 63 bars. Horizontal axis: publications, 47–56 to 659+. Vertical axis: number of scientists, 0 to 155. Most scientists, 155, have 147–156 publications. The last bar groups every scientist with 659 publications or more. The highlighted bar, 237–246 publications, is where this scientist sits. 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
47–56 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.

View publications distribution as a table
Number of Mechanical and Aerospace Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
Publications Scientists This scientist
47–56 10
57–66 23
67–76 32
77–86 62
87–96 67
97–106 91
107–116 113
117–126 115
127–136 130
137–146 140
147–156 155
157–166 132
167–176 133
177–186 130
187–196 140
197–206 115
207–216 125
217–226 117
227–236 99
237–246 92 242
247–256 100
257–266 95
267–276 88
277–286 77
287–296 74
297–306 74
307–316 62
317–326 70
327–336 59
337–346 58
347–356 45
357–366 44
367–376 36
377–386 41
387–396 32
397–406 23
407–416 28
417–426 27
427–436 25
437–446 23
447–456 23
457–466 20
467–476 12
477–486 24
487–496 18
497–506 12
507–516 13
517–526 21
527–536 12
537–546 8
547–556 16
557–566 3
567–576 11
577–586 6
587–596 5
597–606 6
607–616 7
617–626 7
627–636 10
637–646 4
647–656 3
657–658 2
659+ 100
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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.

No. of scientists
50 100 150
Bar chart with 64 bars. Horizontal axis: D-Index, 30 to 93+. Vertical axis: number of scientists, 0 to 189. Most scientists, 189, have 34 D-Index. The last bar groups every scientist with 93 D-Index or more. The highlighted bar, 74 D-Index, is where this scientist sits. 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.

View D-Index distribution as a table
Number of Mechanical and Aerospace Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 3,445 ranked scientists.
D-Index Scientists This scientist
30 83
31 113
32 144
33 153
34 189
35 158
36 139
37 127
38 130
39 126
40 104
41 100
42 107
43 101
44 103
45 79
46 88
47 70
48 83
49 44
50 64
51 56
52 50
53 48
54 58
55 52
56 48
57 42
58 34
59 42
60 37
61 42
62 44
63 22
64 33
65 29
66 23
67 29
68 24
69 19
70 34
71 26
72 19
73 18
74 19 74
75 14
76 19
77 8
78 18
79 16
80 12
81 17
82 11
83 16
84 7
85 9
86 8
87 6
88 6
89 7
90 10
91 4
92 4
93+ 100
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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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