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  1. No Access

    Article

    A study of cosmic microwave background using non-extensive statistics

    The cosmic microwave background (CMB) radiation, the relic afterglow of the Big Bang, has become one of the most useful and precise tools in modern precision cosmology. In this article, we employ Tsallis non-e...

    Somita Dhal, R. K. Paul in Experimental Astronomy (2024)

  2. No Access

    Article

    Utilizing blackbody radiation inversion to attain an upper bound on the mass of photon using cosmic microwave background radiation

    The discovery of cosmic microwave background radiation has shed light on various aspects of the universe unknown to us. In this research, we utilize the cosmic microwave background (CMB) data from the COBE/FIR...

    Pranjali Bhattacharjee, Somita Dhal, R. K. Paul in The European Physical Journal Plus (2024)

  3. No Access

    Article

    Calculation of Cosmic microwave background radiation parameters using COBE/FIRAS dataset

    In this paper, we estimate the Cosmic Microwave Background (CMB) temperature using the data of the monopole spectrum from the Cosmic Background Explorer/ Far-Infrared Absolute Spectrophotometer (COBE/FIRAS). U...

    Somita Dhal, Sneha Singh, Koustav Konar, R. K. Paul in Experimental Astronomy (2023)

  4. Article

    Open Access

    Investigation on CMB monopole and dipole using blackbody radiation inversion

    The COBE/FIRAS dataset is used to calculate the Cosmic Microwave Background temperature and the uncertainty using the Blackbody Radiation Inversion (BRI) method. In this research work, the procedure is somewha...

    Somita Dhal, R. K. Paul in Scientific Reports (2023)

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