The QCD axion, precisely GG Di Cortona, E Hardy, JP Vega, G Villadoro Journal of High Energy Physics 2016 (1), 1-37, 2016 | 842 | 2016 |

Stellar cooling bounds on new light particles: plasma mixing effects E Hardy, R Lasenby Journal of High Energy Physics 2017 (2), 1-37, 2017 | 322 | 2017 |

Axions from strings: the attractive solution M Gorghetto, E Hardy, G Villadoro Journal of High Energy Physics 2018 (7), 1-57, 2018 | 297 | 2018 |

More axions from strings M Gorghetto, E Hardy, G Villadoro SciPost physics 10 (2), 050, 2021 | 202 | 2021 |

Big bang synthesis of nuclear dark matter E Hardy, R Lasenby, J March-Russell, SM West Journal of High Energy Physics 2015 (6), 1-28, 2015 | 132 | 2015 |

A next-generation liquid xenon observatory for dark matter and neutrino physics J Aalbers, SS AbdusSalam, K Abe, V Aerne, F Agostini, SA Maouloud, ... Journal of Physics G: Nuclear and Particle Physics 50 (1), 013001, 2022 | 128 | 2022 |

Observing invisible axions with gravitational waves M Gorghetto, E Hardy, H Nicolaescu Journal of cosmology and astroparticle physics 2021 (06), 034, 2021 | 114 | 2021 |

Axion quasiparticles for axion dark matter detection J Schütte-Engel, DJE Marsh, AJ Millar, A Sekine, F Chadha-Day, S Hoof, ... Journal of Cosmology and Astroparticle Physics 2021 (08), 066, 2021 | 104 | 2021 |

Hearing without seeing: gravitational waves from hot and cold hidden sectors M Fairbairn, E Hardy, A Wickens Journal of High Energy Physics 2019 (7), 1-52, 2019 | 94 | 2019 |

Signatures of large composite dark matter states E Hardy, R Lasenby, J March-Russell, SM West Journal of High Energy Physics 2015 (7), 1-30, 2015 | 72 | 2015 |

Electroweak relaxation from finite temperature E Hardy Journal of High Energy Physics 2015 (11), 1-18, 2015 | 71 | 2015 |

Is natural SUSY natural? E Hardy Journal of High Energy Physics 2013 (10), 1-30, 2013 | 69 | 2013 |

Higgs portal dark matter in non-standard cosmological histories E Hardy Journal of High Energy Physics 2018 (6), 1-35, 2018 | 67 | 2018 |

More axions from strings, SciPost Phys M Gorghetto, E Hardy, G Villadoro arXiv preprint arXiv:2007.04990, 2021 | 65 | 2021 |

Miniclusters in the Axiverse E Hardy Journal of High Energy Physics 2017 (2), 1-22, 2017 | 62 | 2017 |

Glueball dark matter in non-standard cosmologies BS Acharya, M Fairbairn, E Hardy Journal of High Energy Physics 2017 (7), 1-29, 2017 | 61 | 2017 |

Dark photon stars: formation and role as dark matter substructure M Gorghetto, E Hardy, J March-Russell, N Song, SM West Journal of Cosmology and Astroparticle Physics 2022 (08), 018, 2022 | 57 | 2022 |

Annihilation signals from asymmetric dark matter E Hardy, R Lasenby, J Unwin Journal of High Energy Physics 2014 (7), 1-32, 2014 | 47 | 2014 |

Precision unification in λSUSY with a 125GeV Higgs E Hardy, J March-Russell, J Unwin Journal of High Energy Physics 2012 (10), 1-16, 2012 | 47 | 2012 |

Diphotons from diaxions L Aparicio, A Azatov, E Hardy, A Romanino Journal of High Energy Physics 2016 (5), 1-28, 2016 | 45 | 2016 |