18 research outputs found

    A Reflection on the Scope of Feminist Pedagogy in Indian Tertiary Education

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    The Indian National Education Policy seek to restructure and standardize the higher education institution (HEI) curriculum and look forward to a futuristic, meritocratic, equitable, and multidisciplinary pedagogy. Present work critically analyses the scope of Feminist Pedagogy in the Indian higher education scenario, in this regard. It would try to offer an active participatory teaching-learning strategy to dismantle the existing gender hierarchy and oppression in Indian HEIs

    Heavy quark damping rate in hot viscous QCD plasma

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    We derive an expression for the heavy quark damping rate in hot quark gluon plasma in presence of flow. Here all the bath particles here are out of equilibrium due to the existence of non-zero velocity gradient. The magnetic sector shows similar infrared divergences even after hard thermal loop corrections as one encounters in case of non-viscous plasma. We estimate the first order correction in (η/s\eta/s) for heavy quark damping rate due to the non-zero viscosity of the QCD plasma.Comment: 19 pages, 1 figure, accepted for publication in PR

    Dynamically screened strongly quantized electron transport in binary neutron-star merger

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    We examine electron-transport coefficients in magnetized hot and dense electron-ion plasma relevant in binary neutron star merger simulation. We calculate electrical and thermal conductivities in low density, high temperature, highly magnetized plasma of binary neutron star mergers where quantum oscillatory behavior of electrons emerge. For pronounced thermodynamic effects, we consider zeroth Landau level population of electrons for the calculation of conductivity. We solve Boltzmann equation in presence of magnetic field to obtain the dissipative components of electrical and thermal conductivities. The dissipative coefficients are formulated considering frequency dependent dynamical screening in the quantized electron-ion scattering rate. Numerical estimations show that the effect of dynamical screening of photon propagator on electrical and thermal conductivities is pronounced. We observe that dynamical screening reduces the maxima of both the electrical and thermal conductivities by factors of thirty one and twenty respectively leading to a reduction in the corresponding time scales of these coefficients. The common scaling factor between electrical and thermal conductivity is also observed to follow cubic relationship with temperature violating Wiedemann-Franz law.Comment: Accepted in The European Physical Journal C. arXiv admin note: substantial text overlap with arXiv:2108.1187

    Energy and momentum relaxation of heavy fermion in dense and warm plasma

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    We determine the drag and the momentum diffusion coefficients of heavy fermion in dense plasma. It is seen that in degenerate matter drag coefficient at the leading order mediated by transverse photon is proportional to (E−μ)2(E-\mu)^2 while for the longitudinal exchange this goes as (E−μ)3(E-\mu)^3. We also calculate the longitudinal diffusion coefficient to obtain the Einstein relation in a relativistic degenerate plasma. Finally, finite temperature corrections are included both for the drag and the diffusion coefficients.Comment: 8 pages, 1 eps figure, typos corrected and paragraphs rearranged. Accepted for publication in Physical Review
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