The Proceedings of the National Academy of Sciences, India, Section A: Physical Sciences, is one of the oldest journals of India, launched in the year 1930, by the National Academy of Sciences, India (the Oldest Science Academy of India). The research/review papers of different fields of science, e.g. Chemical Sciences (Analytical, Inorganic, Organic, Physical, Theoretical Chemistry, Applied Chemistry), Earth Sciences (Atmospheric Sciences, Geo-Sciences, Oceanography, Geography-Scientific aspects), Engineering Sciences including Engineering Technology (Engineering and Engineering Science, Chemical and Material Technology, Electronics & Telecommunication, Information Technology, Instrumentation), Mathematical Sciences (Pure Mathematics, Applied Mathematics, Statistics, Computer/Information Science) and Physical Sciences (including Astronomy, Astrophysics, Experimental and Theoretical Physics, Applied Physics), are published in this journal for dissemination of the scientific knowledge and research. The papers published are indexed/abstracted by the leading abstracting agencies of the world. The papers are published after critical review and editing by the eminent experts of the concerned subject area; therefore, the quality publication is assured once the paper is accepted by the learned referees.

• i) The research/ review articles are contributed by the scientists of world repute.
• ii) The articles are indexed/abstracted by the world class abstracting/indexing agencies.
• iii) The articles are published only after getting it reviewed by the eminent experts.