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Engineering and Technology

D-Index
46
Citations
7337
World Ranking
5216
National Ranking
1

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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