activity
20232026
most citedAn Hα view of galaxy build-up in the first 2 Gyr: luminosity functions at z~4-6.5 from NIRCam/grism spectroscopy

30 citations · 68 across the 11 of their papers we have counts for

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Showing 2023Show all

5 papers · 1 filter

astro-ph.GA2023

The physical origins of gas in the circumgalactic medium using observationally-motivated TNG50 mocks

Simon Weng, Celine Peroux, Rahul Ramesh +5

Absorbers in the spectrum of background objects probe the circumgalactic medium (CGM) surrounding galaxies, but its physical properties remain unconstrained. We use the cosmologica…

astro-ph.GA2023★ 10 cited

ALMACAL. XI. Over-densities as signposts to proto-clusters? A cautionary tale

Jianhang Chen, R. J. Ivison, Martin A. Zwaan +6

It may be unsurprising that the most common approach to finding proto-clusters is to search for over-densities of galaxies. Upgrades to submillimetre (submm) interferometers and th…

astro-ph.GA2023

The BarYon CYCLE Project (ByCycle): Identifying and Localizing MgII Metal Absorbers with Machine Learning

Roland Szakacs, Céline Péroux, Dylan Nelson +6

The upcoming ByCycle project on the VISTA/4MOST multi-object spectrograph will offer new prospects of using a massive sample of million high spectral resolution ( = 20,…

astro-ph.GA2023★ 14 cited

MUSE-ALMA Halos XI: Gas flows in the circumgalactic medium

Simon Weng, Céline Péroux, Arjun Karki +12

The flow of gas into and out of galaxies leaves traces in the circumgalactic medium which can then be studied using absorption lines towards background quasars. We analyse 27 log(N…

astro-ph.GA2023★ 8 cited

The Hα Luminosity Function of Galaxies at z {\sim} 4.5

Victoria Bollo, Valentino González, Mauro Stefanon +5

We present the Hα luminosity function (LF) derived from a large sample of Lyman break galaxies at z {\sim} 4.5 over the GOODS-South and North fields. This study makes use of the ne…