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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mechanical and Aerospace Engineering 65 524 476 233 196 425 13374

Karen A. Thole publications per year

The chart shows the history of publications by Karen A. Thole between 1989 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Karen A. Thole published across 37 years, from 1989 to 2025, averaging 11.8 papers a year. Output peaked at 33 publications in 2021. 42 of the 435 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1989 to 2025. Vertical axis: number of publications, 0 to 33. Peak 33 publications in 2021. 1989: 1 publication 1990: 0 publications 1991: 0 publications 1992: 3 publications 1993: 0 publications 1994: 5 publications 1995: 2 publications 1996: 5 publications 1997: 6 publications 1998: 5 publications 1999: 8 publications 2000: 5 publications 2001: 7 publications 2002: 12 publications 2003: 6 publications 2004: 14 publications 2005: 16 publications 2006: 18 publications 2007: 17 publications 2008: 10 publications 2009: 11 publications 2010: 16 publications 2011: 16 publications 2012: 14 publications 2013: 14 publications 2014: 14 publications 2015: 16 publications 2016: 17 publications 2017: 11 publications 2018: 12 publications 2019: 9 publications 2020: 18 publications 2021: 33 publications 2022: 33 publications 2023: 19 publications 2024: 32 publications 2025: 10 publications
1989 2025

435 publications in total across all disciplines

View publications per year as a table
Karen A. Thole: publications per year, 1989 to 2025
Year Publications
1989 1
1990 0
1991 0
1992 3
1993 0
1994 5
1995 2
1996 5
1997 6
1998 5
1999 8
2000 5
2001 7
2002 12
2003 6
2004 14
2005 16
2006 18
2007 17
2008 10
2009 11
2010 16
2011 16
2012 14
2013 14
2014 14
2015 16
2016 17
2017 11
2018 12
2019 9
2020 18
2021 33
2022 33
2023 19
2024 32
2025 10
Total 435
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Karen A. Thole 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 Karen A. Thole 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, 417–426 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: 425 publications — 89th percentile

89% 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
397–406 23
407–416 28
417–426 27 425
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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Karen A. Thole 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 Karen A. Thole 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, 65 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: 65 D-Index — 85th percentile

85% 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 65
66 23
67 29
68 24
69 19
70 34
71 26
72 19
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

  • 2016 - Edwin F. Church Medal, The American Society of Mechanical Engineers
  • 2016 - ASME Medal, The American Society of Mechanical Engineers
  • 2015 - Gold George Westinghouse Medal, The American Society of Mechanical Engineers
  • 2004 - Fellow of the American Society of Mechanical Engineers

Overview

Karen A. Thole is affiliated with Pennsylvania State University in the United States. Their research spans various areas within engineering, with a primary focus on mechanical and aerospace engineering, computational mechanics, biomedical engineering, and automotive engineering.

The main fields of study for Karen A. Thole include:

  • Engineering

Subfields of their work are:

  • Mechanical Engineering
  • Aerospace Engineering
  • Computational Mechanics
  • Biomedical Engineering
  • Automotive Engineering

The scientist's research addresses several topics, including:

  • Heat Transfer Mechanisms
  • Turbomachinery Performance and Optimization
  • Tribology and Lubrication Engineering
  • Heat Transfer and Optimization
  • Additive Manufacturing and 3D Printing Technologies
  • Additive Manufacturing Materials and Processes
  • Combustion and Flame Dynamics

Karen A. Thole has contributed frequently to the following publication venues:

  • Journal of Turbomachinery
  • International Journal of Heat and Mass Transfer
  • 2021 ASEE Virtual Annual Conference Content Access Proceedings
  • AIAA Propulsion and Energy 2021 Forum
  • Measurement Science and Technology

Notable recent papers include:

  • Understanding Laser Powder Bed Fusion Surface Roughness, 2020, Journal of Manufacturing Science and Engineering
  • Tailoring Surface Roughness Using Additive Manufacturing to Improve Internal Cooling, 2020, Journal of Turbomachinery
  • Adiabatic Effectiveness Measurements for a Baseline Shaped Film Cooling Hole, 2022, Journal of Turbomachinery
  • Impact of Additive Manufacturing on Internal Cooling Channels With Varying Diameters and Build Directions, 2021, Journal of Turbomachinery
  • Effect of Additive Manufacturing Process Parameters on Turbine Cooling, 2020, Journal of Turbomachinery

Frequent coauthors in their research include:

  • Reid A. Berdanier
  • Michael D. Barringer
  • Stephen P. Lynch
  • Alexander J. Wildgoose
  • Thomas M. Corbett

Karen A. Thole has received several awards from the American Society of Mechanical Engineers, including:

  • ASME Medal (2016)
  • Edwin F. Church Medal (2016)
  • Gold George Westinghouse Medal (2015)
  • Fellow of the American Society of Mechanical Engineers (2004)

Best Publications

  • Gas Turbine Film Cooling

    D. G. Bogard;K. A. Thole

  • Flowfield Measurements for Film-Cooling Holes With Expanded Exits

    Unknown

  • Adiabatic Effectiveness Measurements for a Baseline Shaped Film Cooling Hole

    Robert P. Schroeder;Karen A. Thole

  • Flowfield Measurements for Film-Cooling Holes With Expanded Exits

    Karen Ann Thole;Michael Gritsch;Achmed Schulz;Sigmar Wittig

  • A film-cooling correlation for shaped holes on a flat-plate surface

    Will F. Colban;Karen A. Thole;David G Bogard

  • Roughness Effects on Flow and Heat Transfer for Additively Manufactured Channels

    Curtis K. Stimpson;Jacob C. Snyder;Karen A. Thole;Dominic Mongillo

  • Scaling Roughness Effects on Pressure Loss and Heat Transfer of Additively Manufactured Channels

    Curtis K. Stimpson;Jacob C. Snyder;Karen A. Thole;Dominic Mongillo

  • Heat transfer from multiple row arrays of low aspect ratio pin fins

    Seth A. Lawson;Alan A. Thrift;Karen A. Thole;Atul Kohli

  • Adiabatic Effectiveness Measurements of Endwall Film-Cooling for a First-Stage Vane

    D. G. Knost;K. A. Thole

  • High freestream turbulence effects on turbulent boundary layers

    K. A. Thole;David G Bogard

  • Experimental validation of large eddy simulations of flow and heat transfer in a stationary ribbed duct

    Evan A. Sewall;Danesh K. Tafti;Andrew B. Graham;Karen A. Thole

  • Pressure loss and heat transfer performance for additively and conventionally manufactured pin fin arrays

    Kathryn L. Kirsch;Karen A. Thole

  • Effect of a Crossflow at the Entrance to a Film-Cooling Hole

    Karen A. Thole;Michael Gritsch;Achmed Schulz;Sigmar Wittig

  • Heat Transfer and Flowfield Measurements in the Leading Edge Region of a Stator Vane Endwall

    M. B. Kang;A. Kohli;K. A. Thole

  • Computational Design and Experimental Evaluation of Using a Leading Edge Fillet on a Gas Turbine Vane

    G. A. Zess;K. A. Thole

  • Computational Design and Experimental Evaluation of Using a Leading Edge Fillet on a Gas Turbine Vane

    Unknown

  • Mean temperature measurements of jets with a crossflow for gas turbine film cooling application

    K. A. Thole;A. K. Sinha;D. G. Bogard;M. E. Crawford

  • Roughness Effects on Flow and Heat Transfer for Additively Manufactured Channels

    Unknown

  • Full-Coverage Film Cooling With Short Normal Injection Holes

    Mark K. Harrington;Marcus A. McWaters;David G. Bogard;Christopher A. Lemmon

  • Build Direction Effects on Microchannel Tolerance and Surface Roughness

    Jacob C. Snyder;Curtis K. Stimpson;Karen A. Thole;Dominic J. Mongillo

  • Effect of Inlet Conditions on Endwall Secondary Flows

    Kristina S. Hermanson;Karen A. Thole

  • Heat Transfer for a Turbine Blade With Nonaxisymmetric Endwall Contouring

    Stephen P. Lynch;Narayan Sundaram;Karen A. Thole;Atul Kohli

  • Heat Transfer and Pressure Loss Measurements in Additively Manufactured Wavy Microchannels

    Kathryn L. Kirsch;Karen A. Thole

Frequent Co-Authors

David G. Bogard
David G. Bogard The University of Texas at Austin
Pavlos P. Vlachos
Pavlos P. Vlachos Purdue University West Lafayette
Sigmar Wittig
Sigmar Wittig Karlsruhe Institute of Technology
Tim Lieuwen
Tim Lieuwen Georgia Institute of Technology
Mary Frecker
Mary Frecker Pennsylvania State University
Danesh K. Tafti
Danesh K. Tafti Virginia Tech

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