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7 Result(s)

within N. Yadav Remove this filter Space Sciences (including Extraterrestrial Physics, Space Exploration and Astronautics) Remove this filter

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  1. Article

    Open Access

    Vortex Motions in the Solar Atmosphere

    Vortex flows, related to solar convective turbulent dynamics at granular scales and their interplay with magnetic fields within intergranular lanes, occur abundantly on the solar surface and in the atmosphere ...

    K. Tziotziou, E. Scullion, S. Shelyag, O. Steiner, E. Khomenko… in Space Science Reviews (2023)

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    Article

    Nonlinear evolution of oblique whistler waves in radiation belts

    Magnetic power spectrum and formation of coherent structures have been investigated in the present work applicable to Van Allen radiation belt. The nonlinear interaction of high frequency oblique whistler wave...

    R. P. Sharma, P. Nandal, N. Yadav, Swati Sharma in Astrophysics and Space Science (2017)

  3. No Access

    Article

    Formation of Coherent Structures and Impact on Turbulence Scaling in Solar-Wind Plasma

    The governing dynamical equations of the right-handed circularly polarized dispersive Alfvén wave (DAW), which becomes dispersive owing to the finite frequency of the wave, and the slow Alfvén wave have been o...

    P. Nandal, Swati Sharma, N. Yadav, R. P. Sharma in Solar Physics (2016)

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    Article

    Potential role of kinetic Alfvén waves and whistler waves in solar wind plasmas

    Spacecraft observations indicate the signatures of highly oblique kinetic Alfvén waves (KAWs) and whistler waves in the solar wind plasma. In the present work, we explore the possible role of KAWs and whistler...

    P. Nandal, N. Yadav, R. P. Sharma, M. L. Goldstein in Astrophysics and Space Science (2016)

  5. No Access

    Article

    Localization of 3D inertial Alfvén wave and generation of turbulence

    The present paper deals with the nonlinear interaction of Inertial Alfvén wave (IAW) and fast magnetosonic wave in the low beta plasma, where beta is the ratio of thermal pressure to the background magnetic pr...

    R. P. Sharma, Prachi Sharma, N. Yadav in Astrophysics and Space Science (2015)

  6. No Access

    Article

    Role of 3d-dispersive Alfven waves in coronal heating

    Coronal heating is one of the unresolved puzzles in solar physics from decades. In the present paper we have investigated the dynamics of vortices to apprehend coronal heating problem. A three dimensional (3d)...

    R. P. Sharma, N. Yadav, N. Pathak in Astrophysics and Space Science (2014)

  7. No Access

    Article

    Nonlinear Interaction of 3D Kinetic Alfvén Waves and Ion Acoustic Waves in Solar Wind Plasmas

    We have investigated the nonlinear interaction between a 3D kinetic Alfvén wave (KAW) and an ion acoustic wave (IAW) in solar wind plasmas. A set of dimensionless equations was developed that describes the pum...

    N. Yadav, R. P. Sharma in Solar Physics (2014)