World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mechanical and Aerospace Engineering 72 333 304 156 132 390 22845
Physics 71 3625 3445 1695 1577 326 22056

Gretar Tryggvason publications per year

The chart shows the history of publications by Gretar Tryggvason between 1970 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Gretar Tryggvason published across 57 years, from 1970 to 2026, averaging 7.5 papers a year. Output peaked at 35 publications in 2011. 12 of the 426 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1970 to 2026. Vertical axis: number of publications, 0 to 35. Peak 35 publications in 2011. 1970: 1 publication 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 1 publication 1984: 1 publication 1985: 1 publication 1986: 1 publication 1987: 1 publication 1988: 2 publications 1989: 5 publications 1990: 3 publications 1991: 5 publications 1992: 6 publications 1993: 1 publication 1994: 6 publications 1995: 3 publications 1996: 11 publications 1997: 14 publications 1998: 12 publications 1999: 12 publications 2000: 13 publications 2001: 15 publications 2002: 17 publications 2003: 16 publications 2004: 13 publications 2005: 13 publications 2006: 15 publications 2007: 11 publications 2008: 9 publications 2009: 6 publications 2010: 10 publications 2011: 35 publications 2012: 12 publications 2013: 16 publications 2014: 13 publications 2015: 20 publications 2016: 5 publications 2017: 12 publications 2018: 18 publications 2019: 19 publications 2020: 12 publications 2021: 12 publications 2022: 6 publications 2023: 3 publications 2024: 7 publications 2025: 11 publications 2026: 1 publication
1970 2026

426 publications in total across all disciplines

View publications per year as a table
Gretar Tryggvason: publications per year, 1970 to 2026
Year Publications
1970 1
1971 0
1972 0
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 0
1980 0
1981 0
1982 0
1983 1
1984 1
1985 1
1986 1
1987 1
1988 2
1989 5
1990 3
1991 5
1992 6
1993 1
1994 6
1995 3
1996 11
1997 14
1998 12
1999 12
2000 13
2001 15
2002 17
2003 16
2004 13
2005 13
2006 15
2007 11
2008 9
2009 6
2010 10
2011 35
2012 12
2013 16
2014 13
2015 20
2016 5
2017 12
2018 18
2019 19
2020 12
2021 12
2022 6
2023 3
2024 7
2025 11
2026 1
Total 426
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Gretar Tryggvason 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 Gretar Tryggvason 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, 387–396 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: 390 publications — 86th percentile

86% 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
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 32 390
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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Gretar Tryggvason 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 Gretar Tryggvason 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, 72 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: 72 D-Index — 90th percentile

90% 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 72
73 18
74 19
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

  • 2013 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 2012 - Fluids Engineering Award, The American Society of Mechanical Engineers
  • 2005 - Fellow of the American Society of Mechanical Engineers
  • 2000 - Fellow of American Physical Society (APS) Citation For pioneering the use of direct numerical simulations for the study of finite Reynolds number multiphase flows, including the development of computational methods and studies of bubbly flows

Overview

Gretar Tryggvason is affiliated with Johns Hopkins University in the United States. Their research primarily falls within the field of Engineering, with a strong emphasis on Computational Mechanics, Biomedical Engineering, Ocean Engineering, Electrical and Electronic Engineering, and Automotive Engineering.

Their work extensively covers topics such as Fluid Dynamics and Heat Transfer, Fluid Dynamics and Mixing, Lattice Boltzmann Simulation Studies, Particle Dynamics in Fluid Flows, Electrohydrodynamics and Fluid Dynamics, Granular Flow and Fluidized Beds, and Fluid Dynamics and Thin Films.

Frequent publication venues for their research include Physics of Fluids, International Journal of Multiphase Flow, Proceedings of the World Congress on Momentum, Heat and Mass Transfer, arXiv (Cornell University), and SSRN Electronic Journal.

Selected recent papers authored or coauthored by Tryggvason are:

  • A mass-momentum consistent, Volume-of-Fluid method for incompressible flow on staggered grids (2020, Computers & Fluids)
  • PArallel, Robust, Interface Simulator (PARIS) (2021, Computer Physics Communications)
  • Numerical study of droplet motion on discontinuous wetting gradient surface with rough strip (2021, Physics of Fluids)
  • Controlling the Jumping Angle of Coalescing Droplets Using Surface Structures (2020, ACS Applied Materials & Interfaces)
  • Numerical investigation of flow boiling characteristics of R134A in a smooth horizontal tube (2024, International Journal of Heat and Mass Transfer)

Frequent collaborators include Jiacai Lu, Xianyang Chen, Stéphane Zaleski, Lei Zeng, and Rui Ni.

Awards and recognitions received by Tryggvason comprise:

  • Fellow of the American Association for the Advancement of Science (AAAS), 2013
  • Fluids Engineering Award, The American Society of Mechanical Engineers, 2012
  • Fellow of the American Society of Mechanical Engineers, 2005
  • Fellow of American Physical Society (APS), 2000 - Citation for pioneering the use of direct numerical simulations for the study of finite Reynolds number multiphase flows, including the development of computational methods and studies of bubbly flows

Best Publications

  • A front-tracking method for viscous, incompressible, multi-fluid flows

    Salih Ozen Unverdi;Grétar Tryggvason

  • A front-tracking method for the computations of multiphase flow

    G. Tryggvason;B. Bunner;A. Esmaeeli;D. Juric

  • Direct Numerical Simulations of Gas-Liquid Multiphase Flows

    Gretar Tryggvason;Asghar Esmaeeli;Jiacai Lu;Souvik Biswas

  • Computational Methods for Multiphase Flow

    Andrea Prosperetti;Grétar Tryggvason

  • Computations of boiling flows

    Damir Juric;Grétar Tryggvason

  • A Front-Tracking Method for Dendritic Solidification

    Damir Juric;Grétar Tryggvason

  • Numerical simulations of the Rayleigh-Taylor instability

    Grétar Tryggvason

  • Direct numerical simulations of bubbly flows. Part 1. Low Reynolds number arrays

    Asghar Esmaeeli;Grétar Tryggvason

  • A front-tracking method for computation of interfacial flows with soluble surfactants

    Metin Muradoglu;Gretar Tryggvason

  • Direct Numerical Simulations of Gas–Liquid Multiphase Flows: Frontmatter

    Grétar Tryggvason;Ruben Scardovelli;Stéphane Zaleski

  • Numerical experiments on Hele Shaw flow with a sharp interface

    Gretar Tryggvason;Hassan Aref

  • A front-tracking/ghost-fluid method for fluid interfaces in compressible flows

    Hiroshi Terashima;Grétar Tryggvason

  • Dynamics of homogeneous bubbly flows Part 1. Rise velocity and microstructure of the bubbles

    Bernard Bunner;Grétar Tryggvason

  • Head-on collision of drops: A numerical investigation

    M. R. Nobari;Y.‐J. Jan;G. Tryggvason

  • Computations of film boiling. Part I: numerical method

    Asghar Esmaeeli;Grétar Tryggvason

  • Effect of bubble deformation on the properties of bubbly flows

    Bernard Bunner;Grétar Tryggvason

  • The effect of bubbles on the wall drag in a turbulent channel flow

    Jiacai Lu;Arturo Fernández;Gretar Tryggvason

  • Vortex structure and dynamics in the near field of a coaxial jet

    Werner J. A. Dahm;Clifford E. Frieler;Grétar Tryggvason

  • Computations of multi-fluid flows

    S. Ozen Unverdi;Grétar Tryggvason

  • A numerical study of the motion of drops in Poiseuille flow. Part 1. Lateral migration of one drop

    Saeed Mortazavi;Grétar Tryggvason

Frequent Co-Authors

Stéphane Zaleski
Stéphane Zaleski Sorbonne University
Steven L. Ceccio
Steven L. Ceccio University of Michigan–Ann Arbor
Werner J. A. Dahm
Werner J. A. Dahm Arizona State University
Martin Sommerfeld
Martin Sommerfeld Otto-von-Guericke University Magdeburg
Andrea Prosperetti
Andrea Prosperetti University of Houston
Johannes Khinast
Johannes Khinast Graz University of Technology
Metin Muradoglu
Metin Muradoglu Koç University
Hassan Aref
Hassan Aref Virginia Tech
Diran Apelian
Diran Apelian University of California, Irvine
Vijay Gupta
Vijay Gupta Purdue University West Lafayette

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