Distant Horizons: Understanding the First Galaxies in the Universe

Dark-ages reionization and galaxy-formation simulation - VII. The sizes of high-redshift galaxies

Chuanwu Liu, Simon J Mutch, Gregory B Poole, PW Angel, Alan R Duffy, Paul M Geil, Andrei Mesinger, J Stuart B Wyithe

2017-03-01

We investigate high-redshift galaxy sizes using a semi-analytic model constructed for the Dark-ages Reionization And Galaxy-format..

Convergence properties of halo merger trees; Halo and substructure merger rates across cosmic history

GB Poole, SJ Mutch, DJ Croton, S Wyithe

2017-01-01

We introduce GBPTREES: an algorithm for constructing merger trees from cosmological simulations, designed to identify and correct ..

Dark-ages Reionization and Galaxy Formation Simulation - VIII. Suppressed growth of dark matter haloes during the Epoch of Reionization

Y Qin, AR Duffy, SJ Mutch, GB Poole, PM Geil, PW Angel, A Mesinger, JSB Wyithe

2017-01-01

We investigate how the hydrostatic suppression of baryonic accretion affects the growth rate of dark matter haloes during the Epoc..

Dark-ages reionization and galaxy formation simulation-XI. Clustering and halo masses of high redshift galaxies

J Park, HS Kim, C Liu, M Trenti, AR Duffy, PM Geil, SJ Mutch, GB Poole, A Mesinger, JSB Wyithe

2017-01-01

We investigate the clustering properties of Lyman-break galaxies (LBGs) at z~6-8. Using the semi-analytical model MERAXES construc..

Dark-ages reionization and galaxy formation simulation - XII. Bubbles at dawn

PM Geil, SJ Mutch, GB Poole, AR Duffy, A Mesinger, JSB Wyithe

2017-01-01

The direct detection of regions of ionized hydrogen (H II) has been suggested as a promising probe of cosmic reionization. Observi..

Dark-ages reionization and galaxy formation simulation - X. The small contribution of quasars to reionization

Y Qin, SJ Mutch, GB Poole, C Liu, PW Angel, AR Duffy, PM Geil, A Mesinger, JSB Wyithe

2017-01-01

Motivated by recent measurements of the number density of faint AGN at high redshift, we investigate the contribution of quasars t..

Dark-ages reionization and galaxy-formation simulation - VI. The origins and fate of the highest known redshift galaxy

SJ Mutch, C Liu, GB Poole, PM Geil, AR Duffy, M Trenti, PA Oesch, GD Illingworth, A Mesinger, JSB Wyithe

2016-12-21

Using Hubble data, including new grism spectra, Oesch et al. recently identified GN-z11, an M<inf>UV</inf> = -21.1 galaxy at z = 1..

Dark-ages reionization and galaxy formation simulation - III. modelling galaxy formation and the epoch of reionization

SJ Mutch, PM Geil, GB Poole, PW Angel, AR Duffy, A Mesinger, JSB Wyithe

2016-10-11

We introduce MERAXES, a new, purpose-built semi-analytic galaxy formation model designed for studying galaxy growth during reioniz..

Dark-ages reionization and galaxy formation simulation - IV. UV luminosity functions of high-redshift galaxies

C Liu, SJ Mutch, PW Angel, AR Duffy, PM Geil, GB Poole, A Mesinger, JSB Wyithe

2016-10-11

In this paper, we present calculations of the UV luminosity function (LF) from the Dark-ages Reionization And Galaxy-formation Obs..

Dark-ages reionization and galaxy formation simulation V: Morphology and statistical signatures of reionization

PM Geil, SJ Mutch, GB Poole, PW Angel, AR Duffy, A Mesinger, JSB Wyithe

2016-10-11

We use the Dark-ages, Reionization And Galaxy formation Observables from Numerical Simulations (DRAGONS) framework to investigate ..

Dark-ages Reionization and Galaxy formation simulation - I: The dynamical lives of high-redshift galaxies

GB Poole, PW Angel, SJ Mutch, C Power, AR Duffy, PM Geil, A Mesinger, SB Wyithe

2016-07-01

We present the Dark-ages Reionization and Galaxy formation Observables from Numerical Simulations (DRAGONS) programme and Tiamat, ..

Dark-ages reionization and galaxy formation simulation-II. Spin and concentration parameters for dark matter haloes during the epoch of reionization

PW Angel, GB Poole, AD Ludlow, AR Duffy, PM Geil, SJ Mutch, A Mesinger, JSB Wyithe

2016-06-21

We use high-resolution N-body simulations to study the concentration and spin parameters of dark matter haloes in the mass range 1..

Low-mass galaxy formation and the ionizing photon budget during reionization

AR Duffy, JSB Wyithe, SJ Mutch, GB Poole

2014-10-01

We use high-resolution simulations of cosmological volumes to model galaxy formation at high redshift, with the goal of studying t..

Measurement of galaxy clustering at Z ∼ 7.2 and the evolution of galaxy bias from 3.8 < Z < 8 in the XDF, goods-s, and goods-n

RL Barone-Nugent, M Trenti, JSB Wyithe, RJ Bouwens, PA Oesch, GD Illingworth, CM Carollo, J Su, M Stiavelli, I Labbe, PG Van Dokkum

2014-09-20

Lyman-break galaxy (LBG) samples observed during reionization (z ≳ 6) with the Hubble Space Telescope's Wide Field Camera 3 are re..