Pritam Chakraborty

PhD (The Ohio State University, Columbus)

Email: cpritam[AT]iitk.ac.in

Office Phone: 512-259-7951

Assistant Professor, Department of Aerospace Engineering

Specialization

Solid Mechanics; Non-linear deformation; Plasticity; Crystal Plasticity; Fracture; Fatigue; Creep; Finite Element Method; Multi-scale Method.

Research Interest

1) Meso-scale modeling of short fatigue crack growth, plasticity, damage and creep in metals.
2) Multi-scale method development to bridge between polycrystalline and engineering scales (connect microstructure to property).
3) Coupled deformation and phase transformation.

Education

Ph.D. in Mechanical Engineering from The Ohio State University, Columbus, Ohio, US (2011).
PhD thesis title: Wavelet transformation based multi-time scale method for fatigue crack initiation in polycrystalline alloys
PhD thesis supervisor: Prof. Somnath Ghosh
M.Tech. in Mechanical Engineering from Indian Institute of Technology Kanpur, India (2004).
B. E. in Mechanical Engineering from Jadavpur University, Kolkata, India (2002).

Website(s)

Homepage

CV

+ - Teaching Area Click to collapse

+ - Professional Experience Click to collapse

Fuel Modeling and Simulation Department, Idaho National Laboratory, Idaho Falls, Idaho, US. (Post-Doc: Sept 2012-March 2014; Staff: April 2014-September 2016)
Post-Doctoral Researcher in Dept. of Civil Engineering at Johns Hopkins University, Baltimore, Maryland, US. (June 2012-August 2012)
Post-Doctoral Researcher in Dept. of Mechanical Engineering at The Ohio State University, Columbus, Ohio, US. (Jan 2012-May 2012)
Mechanical Engineer at GE Global Research Center, Bangalore, India. (August 2004-July 2006)

+ - Professional Affiliation Click to collapse

+ - Selected Publications Click to collapse

P. Chakraborty and S. Ghosh, 'Accelerating cyclic plasticity simulations using an adaptive wavelet transformation based multi-time scaling method', International Journal for Numerical Methods in Engineering, 93 (13), 1425–1454, 2013.
S. Ghosh and P. Chakraborty, 'Microstructure and Load Sensitive Fatigue Crack Nucleation in Ti-6242 using Accelerated Crystal Plasticity FEM Simulations', International Journal of Fatigue, 48, 231–246, 2013.
P. Chakraborty, M. R. Tonks and Y. Zhang, 'Multi-scale modeling of microstructure dependent intergranular brittle fracture using a quantitative phase-field based method', Computational Materials Science, 113, 38-52, 2016.
L. Zhao, P. Chakraborty, M. R. Tonks, I. Szlufarska, 'On the plastic driving force of grain boundary migration: A fully coupled phase field and crystal plasticity mode', Computational Materials Science, 128, 320-330, 2017.
P. Chakraborty , S. Bulent Biner, 'Crystal plasticity modeling of irradiation effects on flow stress in pure-iron and iron-copper alloys', Mechanics of Materials, 101, 71-80, 2016.