Papers

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2019 Calvin Sykes

, Michele Fumagalli

, Ryan Cooke

, Tom Theuns

Determining the primordial helium abundance and UV background using fluorescent emission in star-free dark matter haloes

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Ryan Cooke

The ACCELERATION programme: I. Cosmology with the redshift drift

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This paper was not found in any repository; the policy of its publisher is unknown or unclear.

J. Xavier Prochaska, Joseph Hennawi, Ryan Cooke, Kyle Westfall, Feige Wang, Emanuele Paolo Farina, Tiffany Hsyu, Asher Wasserman, Alexa Villaume, David Young, Sunil Simha, Matt Wilde, Nicolas Tejos

, Jacob Isbell, Edward Betts and 1 other authors

PypeIt: Python spectroscopic data reduction pipeline

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Louise Welsh, Ryan Cooke

, Michele Fumagalli

Modelling the chemical enrichment of Population III supernovae: The origin of the metals in near-pristine gas clouds.

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Calvin Sykes

, Michele Fumagalli

, Ryan Cooke

, Tom Theuns, Alejandro Benítez-Llambay

Fluorescent rings in star-free dark matter haloes

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Hadi Rahmani, Pasquier Noterdaeme

, Carlos Martins, Ryan Cooke, Jens-Kristian Krogager, Michael Murphy, Paolo Molaro, Ana Catarina Leite, Michele Fumagalli, J. Christopher Howk, John O'Meara

Quasar absorption lines as astrophysical probes of fundamental physics and cosmology

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2018 Ryan J. Cooke

, Michele Fumagalli

Measurement of the primordial helium abundance from the intergalactic medium

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Tiffany Hsyu

, Ryan J. Cooke

, J. Xavier Prochaska

, Michael Bolte

Searching for the Lowest-metallicity Galaxies in the Local Universe

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Ryan J. Cooke

, Max Pettini, Charles C. Steidel

One Percent Determination of the Primordial Deuterium Abundance

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2017 Mahavir Sharma, Tom Theuns, Carlos S. Frenk, Ryan J. Cooke

Origins of carbon-enhanced metal-poor stars

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Tiffany Hsyu

, Ryan J. Cooke

, J. Xavier Prochaska

, Michael Bolte

The Little Cub: Discovery of an Extremely Metal-poor Star-forming Galaxy in the Local Universe

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Ryan J. Cooke

, Max Pettini, Charles C. Steidel

Discovery of the most metal-poor damped Lyman-α system

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2016 Ryan J. Cooke

, Max Pettini, Kenneth M. Nollett

, Regina Jorgenson

The PRIMORDIAL DEUTERIUM ABUNDANCE OF THE MOST METAL-POOR DAMPED LyαSYSTEM

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2015 Ryan Cooke

, Max Pettini

The primordial abundance of deuterium: ionization correction

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Ryan J. Cooke

Big Bang Nucleosynthesis and the Helium Isotope Ratio

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Sijing Shen

, Ryan J. Cooke

, Enrico Ramirez-Ruiz

, Piero Madau

, Lucio Mayer, Javiera Guedes

The History Ofr-Process Enrichment in the Milky Way

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Ryan J. Cooke

, Max Pettini, Regina A. Jorgenson

The MOST METAL-POOR DAMPED Lyα SYSTEMS: AN INSIGHT INTO DWARF GALAXIES AT HIGH-REDSHIFT

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2014 Ryan J. Cooke

, Piero Madau

Carbon-Enhanced Metal-Poor Stars: Relics From the Dark Ages

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Ryan J. Cooke

, Max Pettini, Regina A. Jorgenson, Michael T. Murphy, Charles C. Steidel

Precision Measures of the Primordial Abundance of Deuterium

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