Bulletin of Pure and Applied Sciences Section-D-Physics is devoted to the international advancement of organized knowledge on all aspects of Physics. It is an international peer-reviewed journal committed to publish and disseminate original research in the field of physics (pure and applied) through a fair and rigorous review process. Scope of the journal includes: Atomic and molecular physics, condensed matter, elementary particles and nuclear physics, gases, fluid dynamics and plasmas, electromagnetism and optics, mathematical physics, and interdisciplinary, classical and applied physics