Institute of High Performance Computing

• Directors
• Computing Science (CS)
• Electronics & Photonics (EP)
• Engineering Mechanics (EM)
• Fluid Dynamics (FD)
• Material Science & Engineering (MSE)
• IHPC Independent Investigatorship (I³)

Material Science & Engineering (MSE)

Rajeev AHLUWALIA

• Title: Scientist
• Tel: 64121598
• Email: rajeev@ihpc.a-star.edu.sg

Research Interests:

• Displacive Phase Transformations:  Theory of Ferroelectrics, Martensitic Transformations and Shape Memory Materials
• Diffusive Phase Transformations: Spinodal Decomposition (Phase Separation Phenomena) and Order-Disorder Transformations in Multi-Component Alloys. Grain Growth in Polycrystals
• Nanoscience: Size Effects and Geometry Dependence of Material Properties at the Nanoscale.
• Modeling Constitutive Response: Mechanical Properties, Crack Propagation
• Polymers and Soft Matter:  Electroactive Polymers, Complex Fluids, Super cooled Liquids.  

Qualifications:

• Ph.D. (Physics), Jawaharlal Nehru University, New Delhi, India, 1998
• M. Sc (Physics),  Indian Institute of Technology,  Bombay, India, 1992
• B. Sc (Hons) Physics, Delhi University, India, 1990

Published Journals/ Articles:

Journals

• M. Bouville and R. Ahluwalia, “Coupled Phase Transformations in Ferroelastic-Ferroelastic Nanocomposites”, Accepted for Publication in Phys. Rev. B
• N. Ng, R. Ahluwalia, H. B. Su and F. Boey, “Lateral Size and Thickness Dependence in Ferroelectric Nanostructures formed by Localized Domain Switching”,  Accepted for Publication in Acta Materialia.
• J. C. W. Song and R. Ahluwalia, “A Critical Size for Phase Separation in Binary Alloys: The Role of  Elastic Interactions and Mechanical Constraints”, Phys. Rev. B 78, 064204 (2008)
• R. Ahluwalia, M. B. Sullivan, D. J. Srolovitz , J.W. Zheng and A. C. H. Huan, “A Multi-Scale Kinetic model for Polarization Switching in Ferroelectric Polymer Thin films”, Phys. Rev. B 78, 054110 (2008)
• M. Bouville and R. Ahluwalia, “Microstructures and Mechanical Properties of Constrained Shape Memory Alloy Nanograins and Nanowires”, Acta Materialia 56, 3358(2008).
• R. Ahluwalia  and D. J. Srolovitz, “Size Effects in Ferroelectric Thin Films:  Domains and Polarization Relaxation”,  Phys. Rev. B 76, 174121(2007)
• M. Bouville and R. Ahluwalia, “Effect of Lattice Mismatch Induced Strains on Coupled Diffusive and Displacive Phase Transformations”, Phys. Rev. B 75, 054110 (2007).
• M. Bouville and R.  Ahluwalia, “Interplay between Diffusive and Displacive Phase Transformations: TTT Diagrams and Microstructures”, Phys. Rev. Lett.  97, 055701 (2006).
• R. Ahluwalia, T. Lookman and A. Saxena, “Dynamic Strain Loading of Cubic to Tetragonal Martensites”, Acta. Materialia 54 , 2109 (2006)
• R. Ahluwalia, T. Lookman, A. Saxena and W. Cao, "Domain Size Dependence of Piezoelectric Properties of Ferroelectrics", Phys. Rev. B 72, 014112 ( 2005).