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Rajesh RanjanView profile

Assistant Professor

• Fluid Dynamics
• Turbulence
• Turbomachinery Flows
• +4 more

Rajesh Ranjan is an Assistant Professor in the Department of Aerospace Engineering at the Indian Institute of Technology Kanpur. His academic career spans multiple prestigious institutions including Ohio State University and Jawaharlal Nehru Centre for Advanced Scientific Research. Dr. Ranjan completed his PhD (2016) from Jawaharlal Nehru Centre for Advanced Scientific Research, Bengaluru, ME (2007) from Indian Institute of Science, Bengaluru, and BE (2005) from Bihar Institute of Technology, Sindri where he achieved First Rank with Roll of Honor. His educational background laid the foundation for his expertise in fluid dynamics and computational methods. His research focuses on fundamental and applied aspects of fluid dynamics with specialization in turbomachinery flows, applied aerodynamics, stability and flow control, transition and relaminarization phenomena, and high performance computing applications. Dr. Ranjan employs a multidisciplinary approach combining theoretical analysis, advanced computational techniques, and experimental validation to address complex fluid flow problems in aerospace engineering. His work has significant implications for improving efficiency in turbomachinery design and understanding fundamental flow physics in complex geometries. Dr. Ranjan's publication record reveals a strong trajectory in computational fluid dynamics with recent work spanning traditional aerospace applications like turbomachinery and aircraft aerodynamics while also demonstrating adaptability through interdisciplinary research such as his data-driven approach to modeling the COVID-19 pandemic. His publications consistently demonstrate rigorous methodology and innovative approaches to complex fluid flow problems. All India Rank-3, Graduate Aptitude Test in Engineering (GATE), India (2005) Roll of Honor (First Rank), B.E., BIT, Sindri, India (2001-2005) Outstanding Performance Award (thrice), TATA CRL, Pune, India (2008-10) ICAM International Travel Award, Institute for Complex Adaptive Matter (2013) International Travel Support Award, DST, Govt. of India (2014) Best Poster Award, JNCASR In-house Symposium, Bengaluru, India (2015) Dr. Ranjan has mentored multiple students through research projects at IIT Kanpur and previously at Ohio State University. His research has been supported by institutional funds and travel awards from national agencies including the Department of Science and Technology, Government of India. He maintains active collaborations with researchers in India and internationally to advance computational fluid dynamics methodologies and their application to real-world engineering problems.

Björn HofView profile

Professor

• Fluid Dynamics
• Turbulence
• Chaotic Systems
• +3 more

Björn Hof is a Professor at the Institute of Science and Technology Austria, leading research in Nonlinear Dynamics and Turbulence. His work focuses on understanding complexity in fluid flows, particularly turbulence transition mechanisms in pipe and channel flows. Education: PhD in Physics, University of Manchester (2001) MSc in Physics, University of Manchester (1997) His research combines experiments and simulations to study chaotic repellers, transient turbulence, and flow control. Key contributions include identifying critical points for turbulence onset, characterizing edge states, and developing methods to suppress turbulence. Recent work extends to complex systems like polymer flows and biofilms. Publications establish fundamental principles in turbulence transition, with themes including spatiotemporal analysis of pipe flow, nonlinear traveling waves, and dynamical systems approaches. His 2011 Science paper resolved the 125-year quest for the critical point in pipe flow. He leads the Complex Dynamics and Turbulence group, developing novel experimental techniques and control strategies. Current projects investigate turbulence in biological systems and geophysical flows.