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Dr. V. M. Nandakumaran

Professor

Dr. V. M. Nandakumaran currently serves as Principal in School of Arts & Sciences, Amritapuri.

Qualification: BSc, MSc, Ph.D
nandakumaran@am.amrita.edu
Research Interest: Chaos in Laser Systems, Non Linear Dynamics & Chaos, Synchronization of Chaotic Systems

Bio

Dr. V. M. Nandakumaran received his Ph. D. from Indian Institute of Science in the area of theoretical condensed matter physics. Prior to that he did his M. Sc. in Physics from Indian Institute of Technology, Madras. His current areas of research are Nonlinear Dynamics and Chaos and Synchronization of Coupled Chaotic Systems. He has published 2 books and about 42 papers in top journals.

Dr V. M. Nandakumaran has taught at University of Calicut and at CUSAT, Kochi for the past 32 years. He also played a leading role in the development of the School of Photonics at CUSAT, heading it as its Director for four years. He was also the Principal Co-ordinator of ISP-MHO Project (NUFFIC) of the Netherlands “To develop the infrastructure facilites of the International School of Photonics”.

He has successfully guided 12 Ph. D. s and has also supervised the project works of several MPhil, MSc and MTech students over the last several years.

Dr V. M. Nandakumaran has considerable international experience also. He was Visiting Scientist at Technical University of Eindhoven, The Netherlands from 1999 to 2003, Associate at the Inter University Centre for Astronomy & Astrophysics, Visitor at International Centre for Theoretical Physics (ICTP), Trieste, Italy etc.

Education

YEAR DEGREE/PROGRAM INSTITUTION
1979 PhD in Theoretical condensed matter Physics Indian Institute of Science, Bangalore
1971 MSc in Physics Indian Institute of Technology Madras
1969 BSc (special) Kerala University, Kerala

 

Publications

Journal Article

Year : 2010

Multi-user Bidirectional Communication using Isochronal Synchronisation of Array of Chaotic directly modulated Semiconductor Lasers

Authors : Dr. V. M. Nandakumaran, Krishna, Bindu M; John, Manu P

Publisher : Elsevier

B. M. Krishna, John, M. P., and Dr. V . M. Nandakumaran, “Multi-user bidirectional communication using isochronal synchronisation of array of chaotic directly modulated semiconductor lasers”, Physics Letters A, vol. 374, pp. 1835–1842, 2010.

Year : 2010

Bidirectional Communication using Delay Coupled Chaotic Directly Modulated Semiconductor Lasers

Authors : Dr. V. M. Nandakumaran, B. M. Krishna, John, M. P

Publisher : Springer

B. M. Krishna, John, M. P., and Dr. V . M. Nandakumaran, “Bidirectional communication using delay coupled chaotic directly modulated semiconductor lasers”, Pramana, vol. 74, pp. 177–188, 2010.

Year : 2009

Hopf Bifurcation in Parallel Polarized Nd: YAG Laser

Authors : Dr. V. M. Nandakumaran

Publisher : Elsevier

M. R. Parvathi, Krishna, B. M., Rajesh, S., John, M. P., and Dr. V . M. Nandakumaran, “Hopf bifurcation in parallel polarized Nd: YAG laser”, Chaos, Solitons & Fractals, vol. 42, pp. 515–521, 2009

Year : 2009

Effect of a Fluctuating Parameter Mismatch and the Associated time-scales on Coupled Rossler Oscillators

Authors : Dr. V. M. Nandakumaran, M. P. John, Jijo, P. U.

Publisher : Springer

M. P. John, Jijo, P. U., and Dr. V . M. Nandakumaran, “Effect of a fluctuating parameter mismatch and the associated time-scales on coupled Rossler oscillators”, Pramana, vol. 72, pp. 495–503, 2009

Year : 2009

Antiphase to Inphase Transition in Coupled Nd:YAG Lasers

Authors : Dr. V. M. Nandakumaran, M. R. Parvathy; Bindu M Krishna; Manu P John

Publisher : Narosa Publishing House

V. M. Nandakumaran, Parvathy, M. R., Krishna, B. M., and John, M. P., “Antiphase to Inphase Transition in Coupled Nd:YAG Lasers”, Nonlinear Dynamics, 2009.

Year : 2008

Performance Characteristics of Positive and Negative Delayed Feedback on Chaotic Dynamics of directly modulated InGaAsP Semiconductor Lasers

Authors : Dr. V. M. Nandakumaran, B. M. Krishna, John, M. P

Publisher : Pramana

B. M. Krishna, John, M. P., and Dr. V . M. Nandakumaran, “Performance characteristics of positive and negative delayed feedback on chaotic dynamics of directly modulated InGaAsP semiconductor lasers”, Pramana, vol. 71, pp. 1259–1269, 2008.

Year : 2008

Synchronization and Control of Chaos in Coupled chaotic Multimode Nd: YAG Lasers

Authors : Dr. V. M. Nandakumaran, M. R. Parvathi, Krishna, B. M., Rajesh, S., John, M. P.

Publisher : Physics Letters A

M. R. Parvathi, Krishna, B. M., Rajesh, S., John, M. P., and Dr. V . M. Nandakumaran, “Synchronization and control of chaos in coupled chaotic multimode Nd: YAG lasers”, Physics Letters A, vol. 373, pp. 96–101, 2008

Year : 2006

Control of Bistability in a Directly Modulated Semiconductor Laser using Delayed Optoelectronic Feedback

Authors : Dr. V. M. Nandakumaran, S. Rajesh

Publisher : Physica D: Nonlinear Phenomena

S. Rajesh and Dr. V . M. Nandakumaran, “Control of bistability in a directly modulated semiconductor laser using delayed optoelectronic feedback”, Physica D: Nonlinear Phenomena, vol. 213, pp. 113–120, 2006

Year : 2004

Chaotic Dynamics of Semiconductor Laser with Current Modulation and optoelectronic feedback

Authors : Dr. V. M. Nandakumaran, M, K. Bindu, P, J. Manu

Publisher : Cochin University of Science & Technology

Dr. V . M. Nandakumaran, M, K. Bindu, P, J. Manu, and , “Chaotic Dynamics of Semiconductor Laser with Current Modulation and optoelectronic feedback”, 2004.

Year : 2003

Suppression of Chaos in a Directly Modulated Semiconductor Laser with Delayed Optoelectronic feedback

Authors : Dr. V. M. Nandakumaran, S. Rajesh

Publisher : Elsevier

S. Rajesh and Dr. V . M. Nandakumaran, “Suppression of chaos in a directly modulated semiconductor laser with delayed optoelectronic feedback”, Physics Letters A, vol. 319, pp. 340–347, 2003

Year : 2002

Chaotic Encryption using long-wavelength Directly Modulated Semiconductor Lasers

Authors : Dr. V. M. Nandakumaran, V. Bindu

Publisher : IOP Publishing

V. Bindu and Dr. V . M. Nandakumaran, “Chaotic encryption using long-wavelength directly modulated semiconductor lasers”, Journal of Optics A: Pure and Applied Optics, vol. 4, p. 115, 2002

Year : 2000

Numerical Studies on Bi-directionally Coupled Directly Modulated Semiconductor Lasers

Authors : Dr. V. M. Nandakumaran, V. Bindu

Publisher : Elsevier

V. Bindu and Dr. V . M. Nandakumaran, “Numerical studies on bi-directionally coupled directly modulated semiconductor lasers”, Physics Letters A, vol. 277, pp. 345–351, 2000

Year : 2000

Dynamics of two Coupled Chaotic Multimode Nd: YAG Lasers with Intracavity Frequency Doubling Crystal

Authors : Dr. V. M. Nandakumaran, Kuruvilla, Thomas

Publisher : Pramana, Springe

T. Kuruvilla and Dr. V . M. Nandakumaran, “Dynamics of two coupled chaotic multimode Nd: YAG lasers with intracavity frequency doubling crystal”, Pramana, vol. 54, pp. 393–402, 2000

Year : 1999

Suppression of Chaos through Reverse Period Doubling in Coupled Directly Modulated Semiconductor lasers

Authors : Dr. V. M. Nandakumaran, Kuruvilla, Thomas

Publisher : Elsevier

T. Kuruvilla and Dr. V . M. Nandakumaran, “Suppression of chaos through reverse period doubling in coupled directly modulated semiconductor lasers”, Physics Letters A, vol. 254, pp. 59–64, 1999.

Year : 1999

Numerical study of reverse period doubling route from chaos to stability in a two-mode intracavity doubled Nd-YAG laser

Authors : Dr. V. M. Nandakumaran, Kuruvilla, Thomas

Publisher : AIP Publishing

T. Kuruvilla and Dr. V . M. Nandakumaran, “Numerical study of reverse period doubling route from chaos to stability in a two-mode intracavity doubled Nd-YAG laser”, Chaos: An Interdisciplinary Journal of Nonlinear Science, vol. 9, pp. 208–212, 1999

Year : 1998

Existence of Multiple Attractors and the Nature of Bifurcations in a Discontinuous Logistic Map

Authors : Dr. V. M. Nandakumaran, P. R. Krishnan Nair

Publisher : Springer

P. R. Krishnan Nair and Dr. V . M. Nandakumaran, “Existence of multiple attractors and the nature of bifurcations in a discontinuous logistic map”, Pramana, vol. 51, pp. 377–385, 1998

Year : 1997

Chaos in modulated logistic systems

Authors : Dr. V. M. Nandakumaran

Publisher : Springer

Dr. V . M. Nandakumaran, “Chaos in modulated logistic systems”, Pramana, vol. 48, pp. 99–108, 1997

Year : 1996

Dynamics of the logistic map under discrete parametric perturbation

Authors : Dr. V. M. Nandakumaran, P. P. Saratchandran, Ambika, G

Publisher : Springer

P. P. Saratchandran, Dr. V . M. Nandakumaran, and Ambika, G., “Dynamics of the logistic map under discrete parametric perturbation”, Pramana, vol. 47, pp. 339–345, 1996

Year : 1994

Scaling relations in the Lyapunov exponents of one dimensional maps

Authors : Dr. V. M. Nandakumaran, P. R. Krishnan Nair

Publisher : Pramana, Springer

P. R. Krishnan Nair, Dr. V . M. Nandakumaran, and Ambika, G., “Scaling relations in the Lyapunov exponents of one dimensional maps”, Pramana, vol. 43, pp. 421–429, 1994.

Year : 1994

The Quantum Effects in Quadratically Damped Systems

Authors : Dr. V. M. Nandakumaran, G. Ambika

Publisher : Physics Letters A

G. Ambika and Dr. V . M. Nandakumaran, “The quantum effects in quadratically damped systems”, Physics Letters A, vol. 192, pp. 331–336, 1994

Year : 1994

Non-MSS sequences in the dynamics of a parametrically perturbed logistic map

Authors : Dr. V. M. Nandakumaran, G. Ambika

Publisher : ibid

V. M. Nandakumaran and Ambika, G., “Non-MSS sequences in the dynamics of a parametrically perturbed logistic map”, ibid, 1994.

Year : 1994

Dynamics of a Combination Map

Authors : Dr. V. M. Nandakumaran, P. R.Krishnan Nair; G. Ambika

Publisher : Computational Aspects in Chaos and Nonlinear Dynamics Eds

V. M. Nandakumaran, Nair, P. R. Krishnan, and Ambika, G., “Dynamics of a Combination Map”, Computational Aspects in Chaos and Nonlinear Dynamics Eds, 1994.

Year : 1992

Density of states in high – Tc superconductors

Authors : Dr. V. M. Nandakumaran, S. V. Vettoor

Publisher : Elsevier

S. V. Vettoor and Dr. V . M. Nandakumaran, “Density of states in high - Tc superconductors”, Physica C: Superconductivity, vol. 191, pp. 277–281, 1992

Year : 1991

Stability of periodic orbits of coupled-map lattices

Authors : Dr. V. M. Nandakumaran, R. E. Amritkar, Gade, P. M., Gangal, A. D

Publisher : American Physical Society

R. E. Amritkar, Gade, P. M., Gangal, A. D., and Dr. V . M. Nandakumaran, “Stability of periodic orbits of coupled-map lattices”, Physical Review A, vol. 44, pp. R3407–R3410, 1991

Year : 1991

Metastable States and Irregular Behaviour in a Josephson Junction with Nonlinear Resistance

Authors : Dr. V. M. Nandakumaran, G. Ambika, K Joseph, B

Publisher : World Scientific

G. Ambika, K Joseph, B., and Dr. V . M. Nandakumaran, “Metastable States and Irregular Behaviour in a Josephson Junction with Nonlinear Resistance”, Modern Physics Letters B, vol. 5, pp. 519–529, 1991

Year : 1990

Two Dimensional Large Amplitude Quasi Solitons in Thin Helium Films

Authors : Dr. V. M. Nandakumaran, J. Sreekumar

Publisher : World Scientific

J. Sreekumar and Dr. V . M. Nandakumaran, “Two dimensional large amplitude quasi solitons in thin helium films”, Modern Physics Letters B, vol. 4, pp. 47–51, 1990

Year : 1990

Frustrated limit cycle and irregular behaviour in a nonlinear pendulum

Authors : Dr. V. M. Nandakumaran, G. Ambika

Publisher : Current Science

G. Ambika and Dr. V . M. Nandakumaran, “Frustrated limit cycle and irregular behaviour in a nonlinear pendulum”, 1990

Year : 1990

ELECTRON-PHONON INTERACTION WITHIN THE FRAMEWORK OF THE FLUCTUATING VALENCE OF COPPER ATOMS—A THEORETICAL MODEL FOR HIGH TEMPERATURE SUPERCONDUCTIVITY

Authors : Dr. V. M. Nandakumaran, S. V. Vettoor

Publisher : World Scientific

S. V. Vettoor and Dr. V . M. Nandakumaran, “ELECTRON-PHONON INTERACTION WITHIN THE FRAMEWORK OF THE FLUCTUATING VALENCE OF COPPER ATOMS—A THEORETICAL MODEL FOR HIGH TEMPERATURE SUPERCONDUCTIVITY”, Modern Physics Letters B, vol. 4, pp. 325–331, 1990

Year : 1990

Dynamics of Solitons on 4He Films

Authors : Dr. V. M. Nandakumaran, Sreekumar, J

Publisher : Springer

Dr. V . M. Nandakumaran and Sreekumar, J., “Dynamics of Solitons on 4He Films”, in Symmetries and Singularity Structures, Springer, 1990, pp. 183–195.

Year : 1989

Solitons and their resonances on two-dimensional superfluid films

Authors : Dr. V. M. Nandakumaran, J. Sreekumar

Publisher : Springer

J. Sreekumar and Dr. V . M. Nandakumaran, “Solitons and their resonances on two-dimensional superfluid films”, Pramana, vol. 33, pp. 697–704, 1989

Year : 1989

An Analogue of the Logistic Map in Two Dimensions

Authors : Dr. V. M. Nandakumaran, K. P. Harikrishnan

Publisher : Elsevier

K. P. Harikrishnan and Dr. V . M. Nandakumaran, “An analogue of the logistic map in two dimensions”, Physics Letters A, vol. 142, pp. 483–489, 1989

Year : 1988

Evidence for the existence of Sarkovskii ordering in a two-dimensional map

Authors : Dr. V. M. Nandakumaran, K. P. Harikrishnan

Publisher : Elsevier

K. P. Harikrishnan and Dr. V . M. Nandakumaran, “Evidence for the existence of Sarkovskii ordering in a two-dimensional map”, Physics Letters A, vol. 133, pp. 305–308, 1988

Year : 1987

Universal Behaviour in a “Modulated” Logistic Map

Authors : Dr. V. M. Nandakumaran, K. P. Harikrishnan

Publisher : Elsevier

K. P. Harikrishnan and Dr. V . M. Nandakumaran, “Universal behaviour in a “modulated” logistic map”, Physics Letters A, vol. 125, pp. 465–468, 1987

Year : 1987

On the role of acoustic plasmons in highT c superconductors

Authors : Dr. V. M. Nandakumaran

Publisher : Springer

Dr. V . M. Nandakumaran, “On the role of acoustic plasmons in highT c superconductors”, Pramana, vol. 29, pp. L113–L115, 1987.

Year : 1987

Characterisation of Deterministic Chaos in Nonlinear Dissipative Systems

Authors : Dr. V. M. Nandakumaran

Publisher : World Scientific Co.Singapore

V. M. Nandakumaran, “Characterisation of Deterministic Chaos in Nonlinear Dissipative Systems”, Recent Developments in Theoretical Physics Ed, 1987.

Year : 1987

Bifurcation structure and Lyapunov Exponents of a Modulated Logistic Map

Authors : Dr. V. M. Nandakumaran, K. P. Harikrishnan

Publisher : Springer


K. P. Harikrishnan and Dr. V . M. Nandakumaran, “Bifurcation structure and Lyapunov exponents of a modulated logistic map”, Pramana, vol. 29, pp. 533–542, 1987.

Year : 1985

Soliton Resonances in Helium Films

Authors : Dr. V. M. Nandakumaran, J. Sreekumar

Publisher : Elsevier

J. Sreekumar and Dr. V . M. Nandakumaran, “Soliton resonances in helium films”, Physics Letters A, vol. 112, pp. 168–170, 1985

Year : 1985

Invariant density for a class of initial distributions under quadratic mapping

Authors : Dr. V. M. Nandakumaran

Publisher : Journal of Physics A: Mathematical and General


Dr. V . M. Nandakumaran, “Invariant density for a class of initial distributions under quadratic mapping”, Journal of Physics A: Mathematical and General, vol. 18, p. L1021, 1985.

Year : 1975

Possibility of a condensed phase of excitons because of phonon induced exciton-exciton pairing

Authors : Dr. V. M. Nandakumaran, Sinha, KP

Publisher : Zeitschrift für Physik B Condensed Matter

Dr. V . M. Nandakumaran and Sinha, K. P., “Possibility of a condensed phase of excitons because of phonon induced exciton-exciton pairing”, Zeitschrift für Physik B Condensed Matter, vol. 22, pp. 173–176, 1975

Conference Paper

Year : 1989

Universal Properties in a Modulated Logistic Map

Authors : Dr. V. M. Nandakumaran, Harikrishnan, K. P

Publisher : Tata-McGraw-Hill Co

Dr. V . M. Nandakumaran and Harikrishnan, K. P., “Universal Properties in a Modulated Logistic Map”, in Proc.Int.Conf.on Mathematical Modelling in Science and Technology, 1989.

Year : 1989

ROLE OF ACOUSTIC PLASMONS IN CERAMIC SUPERCONDUCTORS

Authors : Dr. V. M. Nandakumaran

Publisher : Proceedings of the International Symposium on High Temperature Superconductivity, 6-8 July 1988, Department of Physics, University of Rajasthan, Jaipur, India

Dr. V . M. Nandakumaran, “ROLE OF ACOUSTIC PLASMONS IN CERAMIC SUPERCONDUCTORS”, in Proceedings of the International Symposium on High Temperature Superconductivity, 6-8 July 1988, Department of Physics, University of Rajasthan, Jaipur, India, 1989.

Conference Proceedings

Year : 1975

Ground State Energy of a New Exciton Condensate

Authors : Dr. V. M. Nandakumaran, K. P. Sinha

Publisher : Proceedings of Nuclear Physics and Solid State Physics Symposium

V. M. Nandakumaran and Sinha, K. P., “Ground State Energy of a New Exciton Condensate”, Proceedings of Nuclear Physics and Solid State Physics Symposium, vol. 18. 1975.

Year : 1973

Exciton Tunnelling

Authors : Dr. V. M. Nandakumaran, K.P.Sinha

Publisher : Proceedings of Nuclear Physics ande Solid State Physics Symposium

V. M. Nandakumaran and .P.Sinha, K., “Exciton Tunnelling”, Proceedings of Nuclear Physics ande Solid State Physics Symposium, vol. 16. 1973.

Book Chapter

Year : 2004

Harnessing Light

Authors : Dr. V. M. Nandakumaran, K. R. Suresh Nair; P. Radhakrishnan; V. P. N. Nampoori

Publisher : Photonics

V. M. Nandakumaran, Nair, K. R. Suresh, Radhakrishnan, P., and Nampoori, V. P. N., “Harnessing Light”, in Photonics, 2004.

Other

Year : 1994

Computational aspects in Chaos and Nonlinear dynamics, Eds.

Authors : Dr. V. M. Nandakumaran

J. K. John, Ambika, G., and Dr. V . M. Nandakumaran, “Computational aspects in Chaos and Nonlinear dynamics, Eds.”. 1994.

Professional Appointments

Year Affiliation
June 2016 – Present Principal, Amrita School of Arts & Sciences Amritapuri Campus
July 2010 – Present Professor, Dept. of Physics, Amrita School of Arts & Sciences Amritapuri Campus
August 2009 – April 2010 Professor, International School of Photonics, Cochin University of Science & Technology
August 2008 – July 2009 Professor, IISER-TVM (on deputation from CUSAT)
May 2000 – August 2003 Director, International School of Photonics.
March 1995 – May 2000 Professor, International School of Photonics, Cochin University of Science & Technology
July 1987 – July 1993 Reader, Department of Physics, Cochin University of Science & Technology
July 1979 – July 1987 Lecturer, Department of Physics, Cochin University of Science & Technology
July 1978 – July 1979 Lecturer, Department of Physics, University of Calicut
Research Project
  • Principal Co-ordinator, ISP-MHO Project (NUFFIC) of the Netherlands “To develop the infrastructure facilites of the International School of Photonics” Amount: Approx Rs 40 Million 1999-2003.
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