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D-Index & Metrics

Mechanical and Aerospace Engineering

D-Index
37
Citations
6316
World Ranking
2364
National Ranking
852

Dara W. Childs 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 Dara W. Childs 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: 291 publications — 70th percentile

70% of scientists in this discipline score the same or lower.

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

Dara W. Childs 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 Dara W. Childs 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: 37 D-Index — 32nd percentile

32% of scientists in this discipline score the same or lower.

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

Overview

Dara W. Childs is affiliated with Texas A&M University in the United States. Their research expertise lies primarily within the broad field of engineering, with a focus on subfields such as mechanical engineering, aerospace engineering, computational mechanics, mechanics of materials, and ocean engineering.

The scientist's work concentrates on several main topics, including:

  • Tribology and lubrication engineering
  • Hydraulic and pneumatic systems
  • Turbomachinery performance and optimization
  • Lubricants and their additives
  • Refrigeration and air conditioning technologies
  • Combustion and flame dynamics
  • Gear and bearing dynamics analysis

Dara W. Childs has published extensively in notable venues, predominantly in the Journal of Engineering for Gas Turbines and Power, which accounts for a significant portion of their publication record. The Journal of Tribology also features among their frequent publication venues.

Some recent papers authored by or associated with Dara W. Childs include:

  • Effects of Clearance on the Performance of a Labyrinth Seal Under Wet-Gas Conditions, 2020, Journal of Engineering for Gas Turbines and Power
  • Experimental Study on the Performance of a See-Through Labyrinth Seal With Two-Phase, Mainly-Liquid Mixtures, 2020, Journal of Engineering for Gas Turbines and Power
  • Test Results for the Static and Rotordynamic Characteristics of a Long (L/D = 0.75) Smooth Seal in Two-Phase (Mainly Gas) Conditions With a 62-Bar Inlet Pressure, 2021, Journal of Engineering for Gas Turbines and Power
  • Effects of Increased Tooth Clearance on the Performance of a Labyrinth Seal With Oil-Rich Bubbly Laminar Flow, 2021, Journal of Engineering for Gas Turbines and Power
  • Performance of a Long Smooth Multiphase Pump Seal in Different Flow Regimes, 2021, Journal of Engineering for Gas Turbines and Power

Collaboration appears to be an integral aspect of their work, with frequent co-authors including Min Zhang, Dung L. Tran, Hari Shresth, and Hari Shrestha. Min Zhang is noted as a collaborator in multiple publications.

Best Publications

  • Turbomachinery Rotordynamics: Phenomena, Modeling, and Analysis

    Dara W. Childs

  • A Test Apparatus and Facility to Identify the Rotordynamic Coefficients of High-Speed Hydrostatic Bearings

    Dara Childs;Keith Hale

  • Dynamic Analysis of Turbulent Annular Seals Based On Hirs’ Lubrication Equation

    D. W. Childs

  • Fractional-Frequency Rotor Motion Due to Nonsymmetric Clearance Effects

    D. W. Childs

  • Finite-Length Solutions for Rotordynamic Coefficients of Turbulent Annular Seals

    D. W. Childs

  • An Iwatsubo-Based Solution for Labyrinth Seals: Comparison to Experimental Results

    D. W. Childs;J. K. Scharrer

  • The Space Shuttle Main Engine High-Pressure Fuel Turbopump rotordynamic instability problem

    D. W. Childs

  • Rub-Induced Parametric Excitation in Rotors

    D. W. Childs

  • Rotordynamic-Coefficient and Leakage Characteristics for Hole-Pattern-Stator Annular Gas Seals—Measurements Versus Predictions

    Dara W. Childs;Jonathan Wade

  • The Acoustic Influence of Cell Depth on the Rotordynamic Characteristics of Smooth-Rotor/Honeycomb-Stator Annular Gas Seals

    G. F. Kleynhans;D. W. Childs

  • Journal bearing impedance descriptions for rotordynamic applications

    DW Childs;H Moes;van Hj Harry Leeuwen

  • Eccentricity Effects on the Rotordynamic Coefficients of Plain Annular Seals: Theory Versus Experiment

    O. R. Marquette;D. W. Childs;L. San Andres

  • Annular honeycomb seals: test results for leakage and rotordynamic coefficients. Comparisons to labyrinth and smooth configurations

    Dara W. Childs;David Elrod;Keith Hale

  • A Parameter Identification Method for the Rotordynamic Coefficients of a High Reynolds Number Hydrostatic Bearing

    C. Rouvas;D. W. Childs

  • Theory Versus Experiment for the Rotordynamic Coefficient of Labyrinth Gas Seals: Part II—A Comparison to Experiment

    D. W. Childs;J. K. Scharrer

  • Vibration characteristics of the HPOTP (High-Pressure Oxygen Turbopump) of the SSME (Space Shuttle Main Engine)

    D. W. Childs;D. S. Moyer

  • Fluid-Structure Interaction Forces at Pump-Impeller-Shroud Surfaces for Rotordynamic Calculations

    D. W. Childs

  • Angled Injection—Hydrostatic Bearings Analysis and Comparison to Test Results

    Luis San Andres;Dara Childs

  • Rotordynamic Coefficients for a Tooth-on-Stator Labyrinth Seal at 70 Bar Supply Pressures: Measurements Versus Theory and Comparisons to a Hole-Pattern Stator Seal

    Arthur Picardo;Dara W. Childs

  • Analysis and Testing for Rotordynamic Coefficients of Turbulent Annular Seals With Different, Directionally-Homogeneous Surface-Roughness Treatment for Rotor and Stator Elements

    D. W. Childs;Chang-Ho Kim

  • Prediction of Dry-Friction Whirl and Whip Between a Rotor and a Stator

    Dara W. Childs;Avijit Bhattacharya

Frequent Co-Authors

Luis San Andrés
Luis San Andrés Texas A&M University
Byron D Tapley
Byron D Tapley The University of Texas at Austin

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