Dr. Paulsamy Muruganandam

Welcome

I am a Professor and Chair at the School of Physics, Bharathidasan University, Tiruchirappalli, Tamil Nadu, India. With over three decades of expertise in computational physics, my research explores ultracold systems, nonlinear dynamics, complex systems, and machine learning.

About

Education

• Ph.D. Physics, Bharathidasan University, Tiruchirappalli, 2000
• M.Phil. Physics, Bharathidasan University, Tiruchirappalli, 1993
• M.Sc. Physics, ANJA College, Sivakasi (Madurai Kamaraj University), 1991
• B.Sc. Physics, RDGA College, Sivagangai (Madurai Kamaraj University), 1989

Employment

• Professor, Department of Physics, Bharathidasan University, 2018–present
• Associate Professor, Department of Physics, Bharathidasan University, 2015–2018
• Assistant Professor, Department of Physics, Bharathidasan University, 2005–2015
• Research Scientist, Centre for Nonlinear Dynamics, Bharathidasan University, 2003–2005, 1999–2001
• Post-doctoral Fellow, Institute of Theoretical Physics, UNESP, Sao Paulo, Brazil, 2001–2003

Expertise

• Over three decades of experience in computational physics, focusing on ultracold systems, nonlinear dynamics, complex systems, and machine learning.
• Developed numerical solvers for the Gross-Pitaevskii equation for Bose-Einstein condensates (BECs), optimized with OpenMP and CUDA.
• Proficient in programming languages: Fortran, C, C++, Python; scientific software: MATLAB, Mathematica; and machine learning frameworks: Scikit-Learn, TensorFlow.
• Expertise in nonlinear time-series analysis, bifurcations, chaos, and reservoir computing.

Research

Ultracold Systems and Quantum Turbulence

• Investigating Bose-Einstein condensates (BECs) using the Gross-Pitaevskii equation to study quantum turbulence and vortex dynamics.
• Developed numerical solvers for conventional, rotating, dipolar, and spin-orbit-coupled BECs, optimized with OpenMP and CUDA.
• Applications include quantum sensing, inertial sensing, precision metrology, and astrophysical modeling of neutron stars and dark matter.

Nonlinear Dynamics and Complex Systems

• Exploring bifurcations, chaos, and coupled oscillator dynamics in complex systems.
• Developed computational tools for nonlinear time-series analysis to study turbulence spectra in BECs.

Computational Physics

• Pioneered numerical schemes for solving complex partial differential equations, including the Gross-Pitaevskii and Bogoliubov-de Gennes equations.
• Employed split-step Crank-Nicolson, pseudo-spectral, and Newton conjugate gradient methods for static and dynamic properties in 1D, 2D, and 3D.

Machine Learning

• Applying reservoir computing to leverage complex system dynamics for enhanced computational capabilities.
• Proficient in Python-based machine learning frameworks like Scikit-Learn and TensorFlow for data analysis and simulation optimization.

Publications

Citation Metrics (June 2025): Google Scholar h-index: 28, Citations: 3075; Web of Science h-index: 26, Citations: 2441

Journals

1. A. Sivakumar, P. K. Mishra, A. A. Hujeirat, and P. Muruganandam, Anomalous Energy Injection in Turbulent Neutron Star Cores, (2025); arXiv:2506.20577 [cond-mat.quant-gas].
2. R. Boral, K. S. Sarkar, M. Edmonds, P. Muruganandam, and P. K. Mishra, Excitation spectrum of vortex-lattice modes in a rotating condensate with a density-dependent gauge potential, (2025) submitted to Phys. Rev. A.
3. R. Ravisankar, S. K. Gangwar, H. Fabrelli, Y. Zhang, P. Muruganandam, P. K. Mishra, E. Kengne, G. Xianlong, and B. A. Malomed, Stable supersolids and boselets in spin-orbit-coupled Bose-Einstein condensates with three-body interactions, Phys. Rev. Research 7, 023317 (2025).

Conference Proceedings

1. B. Akila, K. Srinivasan, P. Muruganandam and K. Murali, Phase-flip transition in coupled time-delayed piecewise linear electronic circuits, Proc. IEEE Int. Caracas Conf. Devices, ICDCS 2014, Art. No. 6926191 (2014); doi: 10.1109/ICDCSyst.2014.6926191.
2. H. F. El-Nashar, P. Muruganandam, F. F. Ferreira and H. A. Cerdeira, Analytic solution of local Kuramoto model at the stage of complete synchronization, Nonlinear Dynamics (Eds.) M. Daniel and S. Rajasekar (Narosa, New Delhi, 2009) pp. 123-126.
3. S. Rajendran, P. Muruganandam and M. Lakshmanan, Parametric Autoresonance in Nonlinear Schrödinger Equation, Nonlinear Dynamics (Eds.) M. Daniel and S. Rajasekar (Narosa, New Delhi, 2009) 141-144.

Books & Book Chapters

1. P. Muruganandam and M. Lakshmanan, Matter wave solitons and other localized excitations in Bose-Einstein condensates in atom optics, in Odyssey of Light in Nonlinear Optical Fibers: Theory and Applications, Edited by K. Porsezian and R. Ganapathy (CRC Press, 2015) ISBN 9781482236132.
2. M. Lakshmanan and P. Muruganandam (Eds.), Proceedings of the National Mathematics Initiative Workshop on Nonlinear Integrable Systems and their Applications, Pramana - J. Phys. 85, 753-1062 (2015).
3. P. Muruganandam and R. Radha, An Introduction to Ultracold Atoms with Analytical and Numerical Methods, (IOP Publishing, UK) under preparation.

Professional Service

Leadership Roles

• Chair, School of Physics, Bharathidasan University (July 2025–present)
• Head i/c, Department of Medical Physics, Bharathidasan University (2018–2021, 2024–present)
• Director, Bharathidasan University – Business Development Centre (2024–present)
• Professor and Head, Department of Physics, Bharathidasan University (2021–2024)
• Chairman, Board of Studies (M.Sc. Physics, B.Sc./M.Sc. Electronics), Bharathidasan University (2021–present)
• Senate Member, Bharathidasan University (2018–2024, 2024–present)

Editorial & Reviewing

• Associate Editor, Nonlinear Science, Elsevier B.V. (July 2025–present)
• Reviewer for journals including Physical Review Letters, Physical Review A, Physical Review E, Chaos, Scientific Reports, and others.
• Co-opted Member, ANRF (formerly SERB) Programme Advisory Committee, Physical Sciences-II (2021–2024)

Honors & Awards

• Travel Grant (DST-SERB), 685. WE-Heraeus-Seminar, Germany, 2018
• Travel Grant (DST), Laser Physics Workshop, Czech Republic, 2013
• Visiting Scientist Fellowship, FAPESP, Brazil, 2010–2011
• TWAS-UNESCO Associateship, 2006–2009
• Post-doctoral Fellowship, FAPESP, Brazil, 2001–2002
• Senior Research Fellowship, CSIR, 1997

Opportunities

PhD Opportunities

• Research opportunities in cold atoms, focusing on Bose-Einstein condensates (BECs), quantum turbulence, and vortex dynamics using numerical solvers for the Gross-Pitaevskii equation.
• Projects include simulations of rotating, dipolar, and spin-orbit-coupled BECs, with applications in quantum sensing and astrophysical modeling (e.g., neutron stars, dark matter).
• Research in complex systems, exploring nonlinear dynamics, bifurcations, chaos, and coupled oscillator dynamics using computational approaches.
• Candidates with a strong background in physics, computational methods, or related fields are encouraged to apply.

Application Process

• Interested applicants should submit a CV and a brief statement of interest via email to anand@bdu.ac.in.
• Proficiency in programming (e.g., Python, Fortran, C++) and an interest in high-performance computing are desirable.
• Applications are accepted on a rolling basis. Contact me for details on funding and eligibility requirements.

Contact