CRRfast: an emulator for the cosmological recombination radiation with effects from inhomogeneous recombination

M Lucca, J Chluba, A Rotti - Monthly Notices of the Royal …, 2024 - academic.oup.com
The cosmological recombination radiation (CRR) is one of the guaranteed ΛCDM spectral
distortion (SD) signals. Even if very small in amplitude, it provides a direct probe of the three …

The future of cosmology? A case for CMB spectral distortions

M Lucca - arXiv preprint arXiv:2307.08513, 2023 - arxiv.org
This thesis treats the topic of CMB Spectral Distortions (SDs), which represent any deviation
from a pure black body shape of the CMB energy spectrum. As such, they can be used to …

A Wideband Single Polarization Antenna for Precision Cosmology in S-Band

A Patil, MS Rao, A Mahesh… - 2024 IEEE Wireless …, 2024 - ieeexplore.ieee.org
In this paper we present a prototype antenna design for the Array of Precision Spectrometers
for the Epoch of RecombinAtion (APSERa), a future ground-based radio array with a primary …

A Wideband Single Polarization Radio Receiver-Precursor to Low Frequency Radio Telescope

R Agaram, S Sethi, AA Deshpande… - … Engineering & their …, 2023 - ieeexplore.ieee.org
The low frequency radio telescope (LFRT) is a new initiative undertaken by the Raman
Research Institute (RRI) for exploring the radio sky at low frequencies. Transient sky till date …