Ministry of Education
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Dr R Sivakumar

vidwan id: 57713
Male

Associate Professor, Department of Physics
Pondicherry University

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Expertise

  • Applied Physics

Publications

Total Articles 56
Books 0
Proceedings 0

Publications

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Scopus

Citations 415
h-index 12

CrossRef

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Citations 326
h-index 11
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Professional Recognition

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Community & Membership

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Bio

Hydrogen Storage Materials (Green Energy Research, Experimental), Computational Magneto Fluid Dynamics, High Order Numerical Schemes

Personal Details

  • Male
  • Associate Professor , Pondicherry University
  • Department of Physics, School of Physical, Chemical & Applied Sciences, Pondicherry University
Ph.D
Other Institute 2001
Associate Professor Dec 2006 – Present
Pondicherry University | Department of Physics

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Co-Authors (11)

Gunavathy

Dr Gunavathy K V

Pachaiyappas College, Chennai

Harish

Dr Harish Kumar

Puducherry Technological University

Mohanraj

Dr Mohanraj Palani

Vel Tech Rangarajan Dr. Sagunthala R & D Institute of Science & Technology, Chennai

Vijayakumar

Dr Vijayakumar M

N/A

Rajesh Kumar

Dr Rajesh Kumar Ulaganathan

Vel Tech Rangarajan Dr. Sagunthala R & D Institute of Science & Technology, Chennai

Sundara

Prof Sundara Ramaprabhu

Indian Institute of Technology Madras

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Dr Saranya Amirtharajan

Vel Tech Rangarajan Dr. Sagunthala R & D Institute of Science & Technology, Chennai

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Dr Subharthi Sarkar

Banwarilal Bhalotia College

T. V. S

Prof T. V. S Sekhar

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Prof Sanyasiraju VSS Yedida

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Vinoth

Dr Vinoth S

Manakula Vinayagar Institute of Technology

Scholarly Work

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Scholarly Publications

Effect of adapted septic saturation on instability solitons in triple-core couplers with one positive and dual negative refractive material channels

Open Access
Article
Journal of Modern Optics. Year: 2025.
Authors: Mohanraj P.;Sahu S.;Sivakumar R.;Joseph A.;Dinesh Babu K.;Reddy G.N.
DOI 10.1080/09500340.2025.2501270

Role of cubic-quintic-septic-nonic nonlinearity over the instability of solitons in conversely guided couplers with bi-negative index metamaterial transmission medium

Open Access
Article
Modern Physics Letters B. Year: 2025. Volume: 39 , Issue: 8 .
Authors: Mohanraj P.;Sivakumar R.;Joseph A.;Gajendiran J.
DOI 10.1142/S0217984924504268
1

Influence of nonic nonlinearity on spatiotemporal modulational instabilities in PT-symmetric fiber Bragg grating structures

Open Access
Article
Indian Journal of Physics. Year: 2025. Volume: 99 , Issue: 7 , Pages: 2587-2601 .
Authors: Rajamani E.;Mohanraj P.;Sivakumar R.
DOI 10.1007/s12648-024-03427-6

A projection operator approach to examine the impact of fourth-order dispersion in the propagation of Gaussian optical pulse in the photonic crystal fibers

Open Access
Article
Year: 2025.
Authors: Sahu S.;Mohanraj P.;Sivakumar R.
DOI 10.1007/s12596-025-02466-4

Modified nonlinear saturable effects on instability characteristics in three-core oppositely directed coupler with Kerr nonlinearity

Open Access
Article
Year: 2023. Volume: 277 .
Authors: Mohanraj P.;Kaliyamurthy J.;Kumar U.R.;Sivakumar R.
DOI 10.1016/j.ijleo.2023.170699
1 1

Impact of conventional saturable function on modulation instability in triangular three-core oppositely directed coupler with one positive and two negative index material channels

Open Access
Article
Year: 2023. Volume: 272 .
Authors: Mohanraj P.;Sivakumar R.;Kaliyamurthy J.;Kumar U.R.
DOI 10.1016/j.ijleo.2022.170271
1

Role of nonlinear saturation on modulational instability in Kundu–Eckhaus equation with the presence of inter modal, XPM and SPM

Open Access
Article
Optical and Quantum Electronics. Year: 2023. Volume: 55 , Issue: 4 .
Authors: Mohanraj P.;Sivakumar R.;Kaliyamurthy J.;Kumar R.
DOI 10.1007/s11082-023-04588-0
1 1

Modulation instability solitons in oppositely double-doped directed couplers with two negative refractive index material channel and non-Kerr nonlinearity

Open Access
Article
Year: 2023. Volume: 278 .
Authors: Mohanraj P.;Sivakumar R.;Kaliyamurthy J.;Saranya A.
DOI 10.1016/j.ijleo.2023.170712
1 1