Pralay Kumar Karmakar

@tezu.ernet.in

Professor and Physics/Faculty
Tezpur University, Assam, India



                 

https://researchid.co/pkkpkk

RESEARCH INTEREST:

Plasma Physics, Astrophysics, Nonlinear Dynamics, Fluid Dynamics


BRIEF ACTIVITY:

(1) The first-batch graduate (with 2nd position) from Birjhorma Mahavidyalaya with Physics major

(2) MSc (with specialization in Theoretical Physics) from Gauhati University

(3) Worked in Center of Plasma Physics – Institute for Plasma Research (CPP-IPR) in Theoretical Plasma Physics for PhD awarded by Gauhati University

(4) Joined the Department of Physics, Tezpur University, as Assistant Professor in 2006; now, working as Associate Professor


AWARD:

(1) UGC-CSIR NET and GATE

(3) CSIR Senior Research Fellowship (SRF)

(2) Several projects from GoI sources (UGC, SERB)


MEMBERSHIP OF ACADEMIC AND PROFESSIONAL BODY:

[1] Plasma Science Society of India (PSSI LM ID: 424)
[2] Assam Science Society (ASS LM ID: 107)
[3] Departmental Advisory Committee (DAC)
[4] Life Member of several National and International Physical Societies

EDUCATION

Ph.D. (Plasma Physics)

RESEARCH INTERESTS

Astroplasma Physics, Fluid Stability, Plasma Physics, Plasma Sheaths, Complex Systems, Cosmic Fluid Dynamics, and Structure Formation

FUTURE PROJECTS

Astrophysical plasmas and fluids

I am interested in structure formation dynamics


Applications Invited
Collaborators, Experts, Examiners, etc
946

Scholar Citations

17

Scholar h-index

42

Scholar i10-index

RECENT SCHOLAR PUBLICATIONS

  • Dynamics of Polarized Ion-Acoustic Waves in Magnetized Degenerate Multi Ions Plasma with Trapped Electrons: Nonlinear Periodic and Superperiodic Waves
    A Atteya, R Altuijri, KS Nisar, AH Abdel-Aty, PK Karmakar, EM El-Bayoumi
    Brazilian Journal of Physics 55 (3), 133 2025

  • Spherical nonthermal pulsational mode stability thermo-statistically moderated with extra-negative ions
    J Dutta, A Atteya, PK Karmakar
    Fundamental Plasma Physics 14, 100087 2025

  • A brief overview of diverse plasma fireballs and their dominant instabilities
    S Dutta, PK Karmakar
    Journal of Physics: Conference Series 2957 (1), 012018 2025

  • Pulsational mode stability in complex EiBI-gravitating polarized astroclouds with (r, q)-distributed electrons
    D Ray, PK Karmakar
    Journal of Cosmology and Astroparticle Physics 2024 (12), 014 2024

  • Nonlinear Jeans instability analysis of gravitating astrofluids in Eddington-inspired Born-Infeld gravity framework
    M Das, PK Karmakar
    Chinese Journal of Physics 92, 675-687 2024

  • Analytic model for sheath-plasma resonance in inverted fireballs
    S Dutta, J Gruenwald, PK Karmakar
    arXiv preprint arXiv:2411.05397 2024

  • Pulsational mode dynamics in the presence of negions
    J Dutta, PK Karmakar
    Waves in Random and Complex Media, 1-19 2024

  • Solar GES-structure modified with EiBI gravity
    S Das, PK Karmakar
    Chinese Journal of Physics 91, 157-166 2024

  • A Linear Analysis of Torsional Alfvn Waves in Open Twisted Divergent Magnetic Flux Tubes for Coronal Heating
    B Pradhan, GC Mishra, PK Karmakar, U Deka
    Solar Physics 299 (9), 127 2024

  • Sheath plasma instability in inverted fireballs
    S Dutta, PK Karmakar
    Chaos, Solitons & Fractals 186, 115259 2024

  • A dispersion analysis of dust Coulomb waves in complex astroclouds
    D Kalita, PK Karmakar
    Waves in Random and Complex Media, 1-34 2024

  • Athermal pulsational mode dynamics with negative ions
    PK Karmakar, J Dutta
    Chinese Journal of Physics 90, 726-741 2024

  • Magnetoacoustic waves in spin-1/2 dense quantum degenerate plasma: nonlinear dynamics and dissipative effects
    M Abd-Elzaher, KS Nisar, AH Abdel-Aty, PK Karmakar, A Atteya
    Zeitschrift fr Naturforschung A 79 (7), 673-688 2024

  • Effects of negative ions on equilibrium solar plasmas in the fabric of gravito-electrostatic sheath model
    P Sarma, PK Karmakar
    Scientific Reports 14 (1), 16087 2024

  • Polytropic spherical astrocosmic fluid stability in the EiBI gravity with strong collective correlative effects
    A Hazarika, M Das, PK Karmakar
    Chinese Journal of Physics 89, 1431-1440 2024

  • Nonlinear dust-acoustic wave dynamics in nonthermal Saturnian E-ring with negative ion moderation
    T Bezbaruah, PK Karmakar
    Chinese Journal of Physics 89, 1611-1623 2024

  • Bifurcation analysis of electron-acoustic waves in electron beam-plasma with suprathermal electrons
    A Atteya, A Saha, PK Karmakar, EM El-Bayoumi
    Waves in Random and Complex Media, 1-17 2024

  • Collision dynamics of magnetoacoustic waves in a spin-1/2 dense quantum degenerate plasma: Analysis of overtaking interactions
    SY El-Monier, EM El-Bayoumi, PK Karmakar, A Atteya
    Chinese Journal of Physics 88, 810-826 2024

  • Inhomogeneity Effects on Energy and Instability of Ion-Acoustic Solitary Waves in Quantum Magnetized Plasma
    EM El-Bayoumi, SY El-Monier, PK Karmakar, A Atteya
    International Conference on Nonlinear Dynamics and Applications, 335-356 2024

  • Nonlinear Acoustic Modes Inside White Dwarfs
    PK Karmakar, T Bezbaruah, J Nandi, A Atteya
    International Conference on Nonlinear Dynamics and Applications, 444-456 2024

MOST CITED SCHOLAR PUBLICATIONS

  • A gravito-electrostatic sheath model for surface origin of subsonic solar wind plasma
    CB Dwivedi, PK Karmakar, SC Tripathy
    The Astrophysical Journal 663 (2), 1340 2007
    Citations: 48

  • Stability analysis of non-thermal complex astrofluids in the presence of polarized dust-charge fluctuations
    P Dutta, P Das, PK Karmakar
    Astrophysics and Space Science [DOI 10.1007/s10509-016-2912-z] 361 (322), 1-8 2016
    Citations: 33

  • Nucleus-acoustic waves: Excitation, propagation, and stability
    PK Karmakar, P Das
    Physics of Plasmas 25 (8) 2018
    Citations: 27

  • A numerical characterization of the gravito-electrostatic sheath equilibrium structure in solar plasma
    K Pralay Kumar, D Chandra Bhushan
    International Journal of Astronomy and Astrophysics 2011 2011
    Citations: 25

  • Electron inertial delay effect on acoustic soliton behavior in transonic region
    U Deka, A Sarma, R Prakash, PK Karmakar, CB Dwivedi
    Physica Scripta 69 (4), 303 2004
    Citations: 25

  • Viscoelastic pulsational mode
    P Dutta, PK Karmakar
    Astrophysics and Space Science 362 (10.1007/s10509-017-3120-1), 141 (1-12) 2017
    Citations: 24

  • Propagatory dynamics of nucleus-acoustic waves excited in gyrogravitating degenerate quantum plasmas electrostatically confined in curved geometry
    S Dasgupta, PK Karmakar
    Scientific Reports 11, 19126 (1-12) 2021
    Citations: 23

  • Stability analysis of the Gravito-Electrostatic Sheath-based solar plasma equilibrium
    PK Karmakar, HP Goutam, M Lal, CB Dwivedi
    Monthly Notices of the Royal Astronomical Society 460 (3), 2919-2932 2016
    Citations: 23

  • Nonlinear pulsational eigenmodes of a planar collisional dust molecular cloud with grain-charge fluctuation
    PK Karmakar, B Borah
    The European Physical Journal D 67, 1-14 2013
    Citations: 23

  • Nonlinear stability of pulsational mode of gravitational collapse in self-gravitating hydrostatically bounded dust molecular cloud
    PK Karmakar
    Pramana 76, 945-956 2011
    Citations: 23

  • Pulsational mode fluctuations and their basic conservation laws
    B Borah, PK Karmakar
    Advances in Space Research 55, 416-427 2015
    Citations: 22

  • Graphical analysis of electron inertia induced acoustic instability
    PK Karmakar, U Deka, CB Dwivedi
    Physics of plasmas 12 (3) 2005
    Citations: 22

  • Electrostatic streaming instability modes in complex viscoelastic quantum plasmas
    PK Karmakar, HP Goutam
    Physics of Plasmas 23 (http://dx.doi.org/10.1063/1.4967855), 112121 (1-14) 2016
    Citations: 21

  • Analyzing the instability dynamics of spherical complex astroclouds in a magnetized meanfluidic fabric
    D Kalita, PK Karmakar
    Physics of Plasmas 27 (2) 2020
    Citations: 19

  • A generalized hydrodynamic model for acoustic mode stability in viscoelastic plasma fluid
    B Borah, A Haloi, PK Karmakar
    Astrophysics and Space Science 361 (5), 165 2016
    Citations: 19

  • The Jeans instability in viscoelastic spherical astrophysical fluid media
    S Dasgupta, PK Karmakar
    Astrophysics and Space Science 364, 1-7 2019
    Citations: 17

  • Dynamics of gravitational instability excitation in viscoelastic polytropic fluids
    PK Karmakar, D Kalita
    Astrophysics and Space Science 363, 1-11 2018
    Citations: 17

  • Instability analysis of cosmic viscoelastic gyro-gravitating clouds in the presence of dark matter
    PK Karmakar, P Das
    Astrophysics and Space Science 362 (10.1007/s10509-017-3125-9), 142 (1-13) 2017
    Citations: 17

  • Pulsational instability of complex charge-fluctuating magnetized turbulent astroclouds
    PK Karmakar, A Haloi
    Astrophysics and Space Science 362 (10.1007/s10509-017-3136-6), 152(1-9) 2017
    Citations: 14

  • Nonlinear gravito-electrostatic waves in self-gravitating complex plasma in presence of ion-drag effects
    A Haloi, PK Karmakar
    Astrophysics and Space Science 358, 41(1)-41(9) 2015
    Citations: 14