Dr. Korak Sarkar
Assistant Professor
Department of Mechanical Engineering
Indian Institute of Technology Kharagpur

Research Areas: Rotorcraft Dynamics • Structural Vibrations • Aeroelasticity • Inverse Problems • Computational Mechanics

Current Group Strength: 4 PhD Students • 5 MTech/Dual Degree Students • Research Interns

Research Focus: Analytical and computational mechanics for dynamic systems, with applications in rotorcraft structures, vibration engineering, aeroelasticity, inverse problems, and smart structural systems.

Ravi Prakash Prajapati

PhD Student (2022–Present)

Research Area: Rotorcraft Dynamics and Design Optimization

Current Research: Development of optimization frameworks for helicopter rotor blades, integrating aerodynamic performance, structural dynamics, vibration characteristics, and reliability considerations. His work focuses on efficient design methodologies for rotorcraft systems using analytical, numerical, and optimization-based approaches.

Keywords: Rotorcraft Dynamics · Rotor Blade Design · Aeroelasticity · Reliability-Based Design Optimization · Helicopter Vibrations · Surrogate Modeling · Structural Optimization

Nitin Kumar Aman

PhD Student (2023–Present)

Joint Supervision with: Prof. Anirvan DasGupta

Research Area: Nonlinear Dynamics and Vibration-Induced Transport

Current Research: Development of mathematical and computational models for vibration-induced transport of deformable and flexible bodies. His work investigates how friction, structural flexibility, nonlinear dynamics, and asymmetric excitation influence directed motion, with applications ranging from particle and droplet transport to vibration-induced loosening of mechanical fasteners. The research combines analytical modeling, numerical simulation, and multibody dynamics approaches to understand complex transport phenomena.

Keywords: Nonlinear Dynamics · Vibration-Induced Transport · Frictional Systems · Stick-Slip Motion · Flexible Multibody Systems · Ratchet Dynamics · Multibody Simulation

Sahin Reja

PhD Student (2023–Present)

Joint Supervision with: Prof. Goutam Chakraborty

Research Area: Dynamics and Control of Flexible Structures

Current Research: Development of mathematical models and vibration control strategies for axially moving flexible structures with time-varying length. His work focuses on nonlinear beam dynamics, moving boundary problems, active vibration control, and stability analysis of deployable and translating structures encountered in robotics, aerospace systems, and flexible mechanical systems. The research combines analytical modeling, numerical simulation, and control-oriented formulations to understand and regulate complex dynamic behavior.

Keywords: Flexible Structures · Nonlinear Dynamics · Vibration Control · Axially Moving Systems · Deployable Structures · Structural Stability · Distributed Parameter Systems · Computational Mechanics

Suvasis Mukherjee

Working Professional PhD Candidate (2024–Present)

Current Position: Manager – Heavy Engineering, International Combustion India Limited (ICIL)

Research Area: Structural Health Monitoring and Industrial Vibrations

Current Research: Development of structural health monitoring and reliability assessment methodologies for large-scale vibrating equipment used in mining, mineral processing, and metallurgical industries. His work integrates vibration-based diagnostics, finite element modeling, fatigue analysis, condition monitoring, and data-driven approaches to investigate failure mechanisms and improve the reliability, safety, and operational efficiency of industrial vibrating screens.

Keywords: Structural Health Monitoring · Industrial Vibrations · Finite Element Analysis · Fatigue Failure · Condition Monitoring · Reliability Engineering · Vibrating Screens · Predictive Maintenance