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Engineering and Technology

D-Index
46
Citations
7337
World Ranking
5218
National Ranking
1

R.K.N.D. Rajapakse publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where R.K.N.D. Rajapakse sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 193 publications — 45th percentile

45% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

R.K.N.D. Rajapakse D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where R.K.N.D. Rajapakse sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 46 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Overview

R.K.N.D. Rajapakse is affiliated with the Sri Lanka Institute of Information Technology in Sri Lanka. Their research spans multiple areas within engineering and materials science, with a particular focus on topics related to geotechnical engineering, advanced materials, and numerical methods in engineering.

The primary fields of study for Rajapakse's work include:

  • Engineering
  • Materials Science

Within these broad areas, their research is further categorized into the following subfields:

  • Materials Chemistry
  • Civil and Structural Engineering
  • Mechanics of Materials
  • Electrical and Electronic Engineering
  • Mechanical Engineering

Rajapakse's recent publications demonstrate a focus on material properties, engineering simulations, and sensor technologies. Some of the notable papers include:

  • "Characterizing fracture stress of defective graphene samples using shallow and deep artificial neural networks," published in Carbon (2020)
  • "Vertical vibration of a circular foundation in a transversely isotropic poroelastic soil," published in Computers and Geotechnics (2020)
  • "Self-Powered, Broadband Photodetector Based on Two-Dimensional Tellurium-Silicon Heterojunction," published in ACS Omega (2022)
  • "Unique Photoactivated Time-Resolved Response in 2D GeS for Selective Detection of Volatile Organic Compounds," published in Advanced Science (2023)
  • "Atomistic simulation of tensile strength properties of graphene with complex vacancy and topological defects," published in Acta Mechanica (2020)

Frequent publication venues featured in Rajapakse's work include:

  • Computers and Geotechnics
  • Small
  • Acta Mechanica
  • Nanomaterials
  • ACS Omega

Collaborations are a significant component of their research activity, with frequent co-authors including:

  • Teerapong Senjuntichai
  • Suraparb Keawsawasvong
  • Amirhossein Hasani
  • Mohammad Reza Mohammadzadeh
  • Hamidreza Ghanbari

Rajapakse's work covers a range of main research topics, notably:

  • Geotechnical Engineering and Underground Structures
  • Graphene research and applications
  • Numerical methods in engineering
  • Gas Sensing Nanomaterials and Sensors
  • 2D Materials and Applications
  • MXene and MAX Phase Materials
  • Non-Destructive Testing Techniques

Best Publications

  • Dynamic response of a pile in a multi-layered soil to transient torsional and axial loading

    G. Militano;R. K. N. D. Rajapakse

  • Elastic field of an isotropic matrix with a nanoscale elliptical inhomogeneity

    L. Tian;R.K.N.D. Rajapakse

  • A coupled thermoporoelastic model with thermo-osmosis and thermal-filtration

    Y. Zhou;R.K.N.D. Rajapakse;J. Graham

  • Dynamic axial load transfer from elastic bar to poroelastic medium

    X. Zeng;R. K. N. D. Rajapakse

  • Analytical Solution for Size-Dependent Elastic Field of a Nanoscale Circular Inhomogeneity

    L. Tian;R. K. N. D. Rajapakse

  • Green's Functions for Transversely Isotropic Elastic Half Space

    R. K. N. D. Rajapakse;Y. Wang

  • Transient response of a circular cavity in a poroelastic medium

    T. Senjuntichai;R. K. N. D. Rajapakse

  • Dynamic response of a multi-layered poroelastic medium

    R. K. N. D. Rajapakse;T. Senjuntichai

  • Continuum Models Incorporating Surface Energy for Static and Dynamic Response of Nanoscale Beams

    Chang Liu;R K N D Rajapakse

  • Self-heat generation in piezoelectric stack actuators used in fuel injectors

    M S Senousy;R K N D Rajapakse;D Mumford;M S Gadala

  • Dynamic Green’s Functions of Homogeneous Poroelastic Half-Plane

    T. Senjuntichai;R. K. N. D. Rajapakse

  • Analytical solutions for a surface-loaded isotropic elastic layer with surface energy effects

    X.J. Zhao;R.K.N.D. Rajapakse

  • Atomistic and continuum modelling of temperature-dependent fracture of graphene

    M. A. N. Dewapriya;M. A. N. Dewapriya;R. K. N. D. Rajapakse;A. S. Phani

  • Joint slip in steel electric transmission towers

    N Ungkurapinan;S.R.De S Chandrakeerthy;R.K.N.D Rajapakse;S.B Yue

  • Mechanical degradation of fuel cell membranes under fatigue fracture tests

    Ramin M.H. Khorasany;Alireza Sadeghi Alavijeh;Erik Kjeang;G.G. Wang

  • On a plane crack in piezoelectric solids

    X.-L. Xu;R.K.N.D. Rajapakse

  • Influence of temperature and free edges on the mechanical properties of graphene

    M A N Dewapriya;M A N Dewapriya;A Srikantha Phani;R K N D Rajapakse

  • Torsional buckling of carbon nanotubes based on nonlocal elasticity shell models

    F. Khademolhosseini;R.K.N.D. Rajapakse;A. Nojeh

  • On the longitudinal harmonic motion of an elastic bar embedded in an elastic half-space

    R.K.N.D. Rajapakse;A.H. Shah

  • Exact stiffness method for quasi-statics of a multi-layered poroelastic medium

    T. Senjuntichai;R.K.N.D. Rajapakse

Frequent Co-Authors

Erik Kjeang
Erik Kjeang Simon Fraser University
Arvind H. Shah
Arvind H. Shah University of Manitoba
A.P.S. Selvadurai
A.P.S. Selvadurai McGill University
G. Gary Wang
G. Gary Wang University of Science and Technology of China
Santosh Kapuria
Santosh Kapuria Indian Institute of Technology Delhi
Suraparb Keawsawasvong
Suraparb Keawsawasvong Thammasat University
S.A. Meguid
S.A. Meguid University of Toronto

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