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Signs of environmental effects on star-forming galaxies in the Spiderweb protocluster at z = 2.16 (2022)
Journal Article
Pérez-Martínez, J. M., Dannerbauer, H., Kodama, T., Koyama, Y., Shimakawa, R., Suzuki, T. L., Calvi, R., Chen, Z., Daikuhara, K., Hatch, N. A., Laza-Ramos, A., Sobral, D., Stott, J. P., & Tanaka, I. (2023). Signs of environmental effects on star-forming galaxies in the Spiderweb protocluster at z = 2.16. Monthly Notices of the Royal Astronomical Society, 518(2), 1707-1734. https://doi.org/10.1093/mnras/stac2784

We use multi-object near-infrared spectroscopy with VLT/KMOS to investigate the role of the environment in the evolution of the ionized gas properties of narrow-band-selected H α emitters (HAEs) in the Spiderweb protocluster at z = 2.16. Based on res... Read More about Signs of environmental effects on star-forming galaxies in the Spiderweb protocluster at z = 2.16.

Satellite quenching was not important for z ∼1 clusters: Most quenching occurred during infall (2021)
Journal Article
Werner, S. V., Hatch, N. A., Muzzin, A., van der Burg, R. F. J., Balogh, M. L., Rudnick, G., & Wilson, G. (2022). Satellite quenching was not important for z ∼1 clusters: Most quenching occurred during infall. Monthly Notices of the Royal Astronomical Society, 510(1), 674-686. https://doi.org/10.1093/mnras/stab3484

We quantify the relative importance of environmental quenching versus pre-processing in z ∼1 clusters by analysing the infalling galaxy population in the outskirts of 15 galaxy clusters at 0.8 < z < 1.4 drawn from the GOGREEN and GCLASS surveys. We f... Read More about Satellite quenching was not important for z ∼1 clusters: Most quenching occurred during infall.

COALAS: I. ATCA CO(1-0) survey and luminosity function in the Spiderweb protocluster at z = 2.16 (2021)
Journal Article
Jin, S., Dannerbauer, H., Emonts, B., Serra, P., Lagos, C. D. P., Thomson, A. P., Bassini, L., Lehnert, M., Allison, J. R., Champagne, J. B., Indermühle, B., Norris, R. P., Seymour, N., Shimakawa, R., Casey, C. M., De Breuck, C., Drouart, G., Hatch, N., Kodama, T., Koyama, Y., …Ziegler, B. (2021). COALAS: I. ATCA CO(1-0) survey and luminosity function in the Spiderweb protocluster at z = 2.16. Astronomy and Astrophysics, 652, Article A11. https://doi.org/10.1051/0004-6361/202040232

We report a detailed CO(1-0) survey of a galaxy protocluster field at z = 2.16, based on 475 h of observations with the Australia Telescope Compact Array. We constructed a large mosaic of 13 individual pointings, covering an area of 21 arcmin2 and ±6... Read More about COALAS: I. ATCA CO(1-0) survey and luminosity function in the Spiderweb protocluster at z = 2.16.

Searching for the shadows of giants II: the effect of local ionisation on the Lyman-alpha absorption signatures of protoclusters at redshift z=2.4 (2021)
Journal Article
Miller, J., Bolton, J., & Hatch, N. (2021). Searching for the shadows of giants II: the effect of local ionisation on the Lyman-alpha absorption signatures of protoclusters at redshift z=2.4. Monthly Notices of the Royal Astronomical Society, 506(4), 6001-6013. https://doi.org/10.1093/mnras/stab2083

Local variations in the intergalactic medium (IGM) neutral hydrogen fraction will affect the Ly α absorption signature of protoclusters identified in tomographic surveys. Using the IllustrisTNG simulations, we investigate how the AGN proximity effect... Read More about Searching for the shadows of giants II: the effect of local ionisation on the Lyman-alpha absorption signatures of protoclusters at redshift z=2.4.

Clusters’ far-reaching influence on narrow-angle tail radio galaxies (2021)
Journal Article
de Vos, K., Hatch, N. A., Merrifield, M. R., & Mingo, B. (2021). Clusters’ far-reaching influence on narrow-angle tail radio galaxies. Monthly Notices of the Royal Astronomical Society: Letters, 506(1), L55-L58. https://doi.org/10.1093/mnrasl/slab075

In order to study the ram-pressure interaction between radio galaxies and the intracluster medium, we analyse a sample of 208 highly bent narrow-angle tail radio sources (NATs) in clusters, detected by the Low-Frequency Array Two-metre Sky Survey. Fo... Read More about Clusters’ far-reaching influence on narrow-angle tail radio galaxies.

The detectability of strong 21-cm forest absorbers from the diffuse intergalactic medium in late reionization models (2021)
Journal Article
Šoltinskí, T., Bolton, J. S., Hatch, N., Haehnelt, M. G., Keating, L. C., Kulkarni, G., Puchwein, E., Chardin, J., & Aubert, D. (2021). The detectability of strong 21-cm forest absorbers from the diffuse intergalactic medium in late reionization models. Monthly Notices of the Royal Astronomical Society, 506(4), 5818–5835. https://doi.org/10.1093/mnras/stab1830

A late end to reionization at redshift z ≈ 5.3 is consistent with observed spatial variations in the Ly α forest transmission and the deficit of Ly α emitting galaxies around extended Ly α absorption troughs at z = 5.5. In this model, large islands o... Read More about The detectability of strong 21-cm forest absorbers from the diffuse intergalactic medium in late reionization models.

The detectability of strong 21-cm forest absorbers from the diffuse intergalactic medium in late reionization models (2021)
Journal Article
Šoltinsky, T., Bolton, J. S., Hatch, N., Haehnelt, M. G., Keating, L. C., Kulkarni, G., Puchwein, E., Chardin, J., & Aubert, D. (2021). The detectability of strong 21-cm forest absorbers from the diffuse intergalactic medium in late reionization models. Monthly Notices of the Royal Astronomical Society, 506(4), 5818-5835. https://doi.org/10.1093/mnras/stab1830

A late end to reionization at redshift z 5.3 is consistent with observed spatial variations in the Ly α forest transmission and the deficit of Ly α emitting galaxies around extended Ly α absorption troughs at z = 5.5. In this model, large islands of... Read More about The detectability of strong 21-cm forest absorbers from the diffuse intergalactic medium in late reionization models.

Massive molecular gas reservoir around the central AGN in the CARLA J1103 + 3449 cluster at z = 1.44 (2020)
Journal Article
Markov, V., Mei, S., Salomé, P., Combes, F., Stern, D., Galametz, A., De Breuck, C., Wylezalek, D., Amodeo, S., Cooke, E. A., Gonzalez, A. H., Hatch, N. A., Noirot, G., Rettura, A., Seymour, N., Stanford, S. A., & Vernet, J. (2020). Massive molecular gas reservoir around the central AGN in the CARLA J1103 + 3449 cluster at z = 1.44. Astronomy and Astrophysics, 641, 1-17. https://doi.org/10.1051/0004-6361/202038673

Passive early-type galaxies dominate cluster cores at z ≲ 1.5. At higher redshift, cluster core galaxies are observed to have on-going star-formation, which is fueled by cold molecular gas. We measured the molecular gas reservoir of the central regio... Read More about Massive molecular gas reservoir around the central AGN in the CARLA J1103 + 3449 cluster at z = 1.44.

VizieR Online Data Catalog: CARLA J1103+3449 cluster datacube (Markov+, 2020) (2020)
Data
V., M., S., M., P., S., F., C., D., S., A., G., Breuck, C., D., D., W., S., A., E. A., C., A. H., G., N. A., H., G., N., A., R., N., S., S. A., S., & J., V. (2020). VizieR Online Data Catalog: CARLA J1103+3449 cluster datacube (Markov+, 2020). [Data]. https://doi.org/10.26093/cds/vizier.36410022

Passive early-type galaxies dominate cluster cores at z<~1.5. At higher redshift, cluster core galaxies are observed to have on-going star-formation, which is fuelled by cold molecular gas.We measured the molecular gas reservoir of the central region... Read More about VizieR Online Data Catalog: CARLA J1103+3449 cluster datacube (Markov+, 2020).

The clustering of X-ray AGN at 0.5 < z < 4.5: host galaxies dictate dark matter halo mass (2020)
Journal Article
Krishnan, C., Almaini, O., Hatch, N. A., Wilkinson, A., Maltby, D. T., Conselice, C. J., Kocevski, D., Suh, H., & Wild, V. (2020). The clustering of X-ray AGN at 0.5 < z < 4.5: host galaxies dictate dark matter halo mass. Monthly Notices of the Royal Astronomical Society, 492(4), 4927–4944. https://doi.org/10.1093/mnras/staa815

We analyse 870 μm Atacama Large Millimetre Array (ALMA) dust continuum detections of 41 canonically selected z ≃ 3 Lyman-break galaxies (LBGs), as well as 209 ALMA-undetected LBGs, in follow-up of SCUBA-2 mapping of the UKIDSS Ultra Deep Survey (UDS)... Read More about The clustering of X-ray AGN at 0.5 < z < 4.5: host galaxies dictate dark matter halo mass.

VLT/SINFONI study of black hole growth in high redshift radio-loud quasars from the CARLA survey (2019)
Journal Article
Marinello, M., Overzier, R. A., Röttgering, H. J. A., Kurk, J. D., De Breuck, C., Vernet, J., Wylezalek, D., Stern, D., Duncan, K. J., Hatch, N., Kashikawa, N., Lin, Y.-T., Nemmen, R. S., & Saxena, A. (2020). VLT/SINFONI study of black hole growth in high redshift radio-loud quasars from the CARLA survey. Monthly Notices of the Royal Astronomical Society, 492(2), 1991–2016. https://doi.org/10.1093/mnras/stz3333

Searching for the shadows of giants: characterizing protoclusters with line of sight Lyman-α absorption (2019)
Journal Article
Miller, J. S. A., Bolton, J. S., & Hatch, N. (2019). Searching for the shadows of giants: characterizing protoclusters with line of sight Lyman-α absorption. Monthly Notices of the Royal Astronomical Society, 489(4), 5381-5397. https://doi.org/10.1093/mnras/stz2504

© 2019 The Author(s) Published by Oxford University Press on behalf of the Royal Astronomical Society. We use state-of-the-art hydrodyamical simulations from the Sherwood, EAGLE, and Illustris projects to examine the signature of Mz = 0 ≃ 1014 M prot... Read More about Searching for the shadows of giants: characterizing protoclusters with line of sight Lyman-α absorption.

High-velocity outflows in massive post-starburst galaxies at z > 1 (2019)
Journal Article
Maltby, D. T., Almaini, O., McLure, R. J., Wild, V., Dunlop, J., Rowlands, K., Hartley, W. G., Hatch, N. A., Socolovsky, M., Wilkinson, A., Amorin, R., Bradshaw, E. J., Carnall, A. C., Castellano, M., Cimatti, A., Cresci, G., Cullen, F., De Barros, S., Fontanot, F., Garilli, B., …Talia, M. (2019). High-velocity outflows in massive post-starburst galaxies at z > 1. Monthly Notices of the Royal Astronomical Society, 489(1), 1139-1151. https://doi.org/10.1093/mnras/stz2211

We investigate the prevalence of galactic-scale outflows in post-starburst (PSB) galaxies at high redshift (1 < z < 1.4), using the deep optical spectra available in the UKIDSS Ultra Deep Survey (UDS). We use a sample of ∼40 spectroscopically confirm... Read More about High-velocity outflows in massive post-starburst galaxies at z > 1.

The environments of luminous radio-WISE selected infrared galaxies (2018)
Journal Article
Penney, J. I., Blain, A. W., Wylezalek, D., Hatch, N. A., Lonsdale, C., Kimball, A., Assef, R. J., Condon, J. J., Eisenhardt, P. R. M., Jones, S. F., Kim, M., Lacy, M., Muldrew, S. I., Petty, S., Sajina, A., Silva, A., Stern, D., Diaz-Santos, T., Tsai, C.-W., & Wu, J. (2019). The environments of luminous radio-WISE selected infrared galaxies. Monthly Notices of the Royal Astronomical Society, 483(1), 514-528. https://doi.org/10.1093/mnras/sty3128

We have observed the environments of a population of 33 heavily dust obscured, ultraluminous, high-redshift galaxies, selected using Wide-Field Infrared Survey Explorer (WISE) and NRAO 1.4 GHz VLA Sky Survey atz > 1.3 with the infrared array camera o... Read More about The environments of luminous radio-WISE selected infrared galaxies.

Compact star-forming galaxies preferentially quenched to become PSBs in z < 1 clusters (2018)
Journal Article
Socolovsky, M., Maltby, D. T., Hatch, N. A., Almaini, O., Wild, V., Hartley, W. G., Simpson, C., & Rowlands, K. (2019). Compact star-forming galaxies preferentially quenched to become PSBs in z < 1 clusters. Monthly Notices of the Royal Astronomical Society, 482(2), 1640-1650. https://doi.org/10.1093/mnras/sty2840

© 2018 The Author(s). Published by Oxford University Press on behalf of the Royal Astronomical Society. We analyse the structure of galaxies with high specific star formation rate (SSFR) in cluster and field environments in the redshift range 0.5 < z... Read More about Compact star-forming galaxies preferentially quenched to become PSBs in z < 1 clusters.

MAHALO Deep Cluster Survey II. Characterizing massive forming galaxies in the Spiderweb protocluster at z = 2.2 (2018)
Journal Article
Shimakawa, R., Koyama, Y., Röttgering, H. J., Kodama, T., Hayashi, M., Hatch, N. A., Dannerbauer, H., Tanaka, I., Tadaki, K.-I., Suzuki, T. L., Fukagawa, N., Cai, Z., & Kurk, J. D. (2018). MAHALO Deep Cluster Survey II. Characterizing massive forming galaxies in the Spiderweb protocluster at z = 2.2. Monthly Notices of the Royal Astronomical Society, 481(4), 5630-5650. https://doi.org/10.1093/mnras/sty2618

This paper is the second in a series presenting the results of our deep H α-line survey towards protoclusters at z > 2, based on narrow-band imaging with the Subaru Telescope. This work investigates massive galaxies in a protocluster region associate... Read More about MAHALO Deep Cluster Survey II. Characterizing massive forming galaxies in the Spiderweb protocluster at z = 2.2.

The structure of post-starburst galaxies at 0.5 < z < 2: evidence for two distinct quenching routes at different epochs (2018)
Journal Article
Maltby, D. T., Almaini, O., Wild, V., Hatch, N. A., Hartley, W. G., Simpson, C., Rowlands, K., & Socolovsky, M. (2018). The structure of post-starburst galaxies at 0.5 < z < 2: evidence for two distinct quenching routes at different epochs. Monthly Notices of the Royal Astronomical Society, 480(1), 381-401. https://doi.org/10.1093/mnras/sty1794

We present an analysis of the structure of post-starburst (PSB) galaxies in the redshift range 0.5 less than z less than 2, using a photometrically selected sample identified in the Ultra Deep Survey field. We examine the structure of ∼80 of t... Read More about The structure of post-starburst galaxies at 0.5 < z < 2: evidence for two distinct quenching routes at different epochs.

HST Grism Confirmation of 16 Structures at 1.4<z<2.8 from the Clusters Around Radio-Loud AGN (CARLA) Survey (2018)
Journal Article
Noirot, G., Stern, D., Mei, S., Wylezalek, D., Cooke, E. A., De Breuck, C., Galametz, A., Hatch, N. A., Vernet, J., Brodwin, M., Eisenhardt, P., Gonzalez, A. H., Jarvis, M., Rettura, A., Seymour, N., & Stanford, S. A. (2018). HST Grism Confirmation of 16 Structures at 1.4

We report spectroscopic results from our 40-orbit Hubble Space Telescope slitless grism spectroscopy program observing the 20 densest Clusters Around Radio-Loud AGN (CARLA) candidate galaxy clusters at 1.4 less than z less than 2.8. These candidate r... Read More about HST Grism Confirmation of 16 Structures at 1.4<z<2.8 from the Clusters Around Radio-Loud AGN (CARLA) Survey.