Stuart Wyithe

Stacking redshifted 21 cm images of H II regions around high-redshift galaxies as a probe of early reionization

James E Davies, Rupert AC Croft, Tiziana Di-Matteo, Bradley Greig, Yu Feng, J Stuart B Wyithe

Journal article  |  2021  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

A number of current and future experiments aim to detect the reionization of neutral hydrogen by the first stars and galaxies in t..

Exploring reionization and high-z galaxy observables with recent multiredshift MWA upper limits on the 21-cm signal

Bradley Greig, Cathryn M Trott, Nichole Barry, Simon J Mutch, Bart Pindor, Rachel L Webster, J Stuart B Wyithe

Journal article  |  2021  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

We use the latest multiredshift (z = 6.5-8.7) upper limits on the 21-cm signal from the Murchison Widefield Array (MWA) to explore..

An efficient hybrid method to produce high-resolution large-volume dark matter simulations for semi-analytic models of reionization

Yisheng Qiu, Simon J Mutch, Pascal J Elahi, Rhys JJ Poulton, Chris Power, J Stuart B Wyithe

Journal article  |  2021  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

Resolving faint galaxies in large volumes is critical for accurate cosmic reionization simulations. While less demanding than hydr..

The host galaxies of z=7 quasars: predictions from the BLUETIDES simulation

Madeline A Marshall, Yueying Ni, Tiziana Di Matteo, J Stuart B Wyithe, Stephen Wilkins, Rupert AC Croft, Jussi K Kuusisto

Journal article  |  2020  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

We examine the properties of the host galaxies of z=7 quasars using the large volume, cosmological hydrodynamical simulation BLUET..

A Strong-lensing Model for the WMDF JWST/GTO Very Rich Cluster A1489

Adi Zitrin, Ana Acebron, Dan Coe, Patrick L Kelly, Anton M Koekemoer, Mario Nonino, Rogier A Windhorst, Brenda Frye, Massimo Pascale, Tom Broadhurst, Seth H Cohen, Jose M Diego, Steven L Finkelstein, Rolf A Jansen, Rebecca L Larson, Haojing Yan, Mehmet Alpaslan, Rachana Bhatawdekar, Christopher J Conselice, Alex Griffiths, et al.

Journal article  |  2020  |  ASTROPHYSICAL JOURNAL

We present a first strong-lensing model for the galaxy cluster RM J121218.5+273255.1 (z = 0.35; hereafter RMJ1212; also known as A..

Limits to Rest-frame Ultraviolet Emission from Far-infrared-luminous z similar or equal to 6 Quasar Hosts

MA Marshall, M Mechtley, RA Windhorst, SH Cohen, RA Jansen, L Jiang, VR Jones, JSB Wyithe, X Fan, NP Hathi, K Jahnke, WC Keel, AM Koekemoer, V Marian, K Ren, J Robinson, HJA Rottgering, RE Ryan, E Scannapieco, DP Schneider, et al.

Journal article  |  2020  |  ASTROPHYSICAL JOURNAL

We report on a Hubble Space Telescope search for rest-frame ultraviolet emission from the host galaxies of five far-infrared-lumin..

Dark-ages reionization and galaxy formation simulation - XVIII. The high-redshift evolution of black holes and their host galaxies

Madeline A Marshall, Simon J Mutch, Yuxiang Qin, Gregory B Poole, J Stuart B Wyithe

Journal article  |  2020  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

Correlations between black holes and their host galaxies provide insight into what drives black hole-host co-evolution. We use the..

Deep multiredshift limits on Epoch of Reionization 21 cm power spectra from four seasons of Murchison Widefield Array observations

Cathryn M Trott, CH Jordan, S Midgley, N Barry, B Greig, B Pindor, JH Cook, G Sleap, SJ Tingay, D Ung, P Hancock, A Williams, J Bowman, R Byrne, A Chokshi, BJ Hazelton, K Hasegawa, D Jacobs, RC Joseph, W Li, et al.

Journal article  |  2020  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

We compute the spherically averaged power spectrum from four seasons of data obtained for the Epoch of Reionization (EoR) project ..

First Season MWA Phase II Epoch of Reionization Power Spectrum Results at Redshift 7

W Li, JC Pober, N Barry, BJ Hazelton, MF Morales, CM Trott, A Lanman, M Wilensky, I Sullivan, AP Beardsley, T Booler, JD Bowman, R Byrne, B Crosse, D Emrich, TMO Franzen, K Hasegawa, L Horsley, M Johnston-Hollitt, DC Jacobs, et al.

Journal article  |  2019  |  ASTROPHYSICAL JOURNAL

The compact configuration of Phase II of the Murchison Widefield Array (MWA) consists of both a redundant subarray and pseudo-rand..

Improving the Epoch of Reionization Power Spectrum Results from Murchison Widefield Array Season 1 Observations

N Barry, M Wilensky, CM Trott, B Pindor, AP Beardsley, BJ Hazelton, IS Sullivan, MF Morales, JC Pober, J Line, B Greig, R Byrne, A Lanman, W Li, CH Jordan, RC Joseph, B McKinley, M Rahimi, S Yoshiura, JD Bowman, et al.

Journal article  |  2019  |  ASTROPHYSICAL JOURNAL

Measurements of 21 cm Epoch of Reionization (EoR) structure are subject to systematics originating from both the analysis and the ..