21cm cosmology theory with REACH

Lead Research Organisation: University of Cambridge
Department Name: Physics

Abstract

REACH is an upcoming radio telescope that will begin observations in Q1 2021, the experiment aims to detect the global 21cm signal from the epoch of reionization. Using the observations of REACH together with detailed theoretical simulations I aim to provide new constraints on cosmology and investigate the astrophysics of the first stars and galaxies.

Publications

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Gessey-Jones T (2023) Signatures of cosmic ray heating in 21-cm observables in Monthly Notices of the Royal Astronomical Society

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Gessey-Jones T (2022) Impact of the primordial stellar initial mass function on the 21-cm signal in Monthly Notices of the Royal Astronomical Society

Studentship Projects

Project Reference Relationship Related To Start End Student Name
ST/S505316/1 30/09/2018 29/09/2022
2441014 Studentship ST/S505316/1 30/09/2020 31/03/2024 Thomas Gessey-Jones
ST/T505997/1 30/09/2019 29/09/2023
2441014 Studentship ST/T505997/1 30/09/2020 31/03/2024 Thomas Gessey-Jones
ST/V506606/1 30/09/2020 29/09/2024
2441014 Studentship ST/V506606/1 30/09/2020 31/03/2024 Thomas Gessey-Jones