ALMACAL VII: First Interferometric Number Counts at 650 μm (2020)
Journal Article
Klitsch, A., Zwaan, M., Smail, I., Péroux, C., Biggs, A., Chen, C., …Dutta, R. (2020). ALMACAL VII: First Interferometric Number Counts at 650 μm. Monthly Notices of the Royal Astronomical Society, 495(2), 2332-2341. https://doi.org/10.1093/mnras/staa1315

Measurements of the cosmic far-infrared background (CIB) indicate that emission from many extragalactic phenomena, including star formation and black hole accretion, in the Universe can be obscured by dust. Resolving the CIB to study the population o... Read More about ALMACAL VII: First Interferometric Number Counts at 650 μm.

On building a cluster watch-list for identifying strongly lensed supernovae, gravitational waves and kilonovae (2020)
Journal Article
Ryczanowski, D., Smith, G. P., Bianconi, M., Massey, R., Robertson, A., & Jauzac, M. (2020). On building a cluster watch-list for identifying strongly lensed supernovae, gravitational waves and kilonovae. Monthly Notices of the Royal Astronomical Society, 495(2), 1666-1671. https://doi.org/10.1093/mnras/staa1274

Motivated by discovering strongly-lensed supernovae, gravitational waves, and kilonovae in the 2020s, we investigate whether to build a watch-list of clusters based on observed cluster properties (i.e. lens-plane selection) or on the detectability of... Read More about On building a cluster watch-list for identifying strongly lensed supernovae, gravitational waves and kilonovae.

The e-MERGE Survey (e-MERLIN Galaxy Evolution Survey): overview and survey description (2020)
Journal Article
Venturi, T., Varenius, E., Swinbank, A., Simpson, J., Simpson, C., Serjeant, S., …Muxlow, T. (2020). The e-MERGE Survey (e-MERLIN Galaxy Evolution Survey): overview and survey description. Monthly Notices of the Royal Astronomical Society, 495(1), 1188-1208. https://doi.org/10.1093/mnras/staa1279

We present an overview and description of the e-MERGE Survey (e-MERLIN Galaxy Evolution Survey) Data Release 1 (DR1), a large program of high-resolution 1.5-GHz radio observations of the GOODS-N field comprising ∼140 h of observations with enhanced-M... Read More about The e-MERGE Survey (e-MERLIN Galaxy Evolution Survey): overview and survey description.

A limit on Planck-scale froth with ESPRESSO (2020)
Journal Article
Pettini, M., Fumagalli, M., Welsh, L., & Cooke, R. (2020). A limit on Planck-scale froth with ESPRESSO. Monthly Notices of the Royal Astronomical Society, 494(4), 4884-4890. https://doi.org/10.1093/mnras/staa440

Some models of quantum gravity predict that the very structure of space–time is ‘frothy’ due to quantum fluctuations. Although the effect is expected to be tiny, if these space–time fluctuations grow over a large distance, the initial state of a phot... Read More about A limit on Planck-scale froth with ESPRESSO.

State-of-the-art AGN SEDs for Photoionization Models: BLR Predictions Confront the Observations (2020)
Journal Article
Ward, M. J., Landt, H., Jin, C., Done, C., & Ferland, G. J. (2020). State-of-the-art AGN SEDs for Photoionization Models: BLR Predictions Confront the Observations. Monthly Notices of the Royal Astronomical Society, 494(4), 5917-5922. https://doi.org/10.1093/mnras/staa1207

The great power offered by photoionization models of Active Galactic Nuclei (AGN) emission line regions has long been mitigated by the fact that very little is known about the spectral energy distribution (SED) between the Lyman limit, where interven... Read More about State-of-the-art AGN SEDs for Photoionization Models: BLR Predictions Confront the Observations.

Atacama Compact Array Measurements of the Molecular Mass in the NGC 5044 Cooling-flow Group (2020)
Journal Article
Schellenberger, G., David, L. P., Vrtilek, J., O’Sullivan, E., Lim, J., Forman, W., …Bardelli, S. (2020). Atacama Compact Array Measurements of the Molecular Mass in the NGC 5044 Cooling-flow Group. Astrophysical Journal, 894(1), Article 72. https://doi.org/10.3847/1538-4357/ab879c

The fate of cooling gas in the centers of galaxy clusters and groups is still not well understood, as is also the case for the complex processes of triggering star formation in central dominant galaxies, reheating of cooled gas by active galactic nuc... Read More about Atacama Compact Array Measurements of the Molecular Mass in the NGC 5044 Cooling-flow Group.

Qwind code release. A non-hydrodynamical approach to modelling line-driven winds in active galactic nuclei (2020)
Journal Article
Elvis, M., Risaliti, G., McDowell, J. C., Lacey, C., Done, C., & Quera-Bofarull, A. (2020). Qwind code release. A non-hydrodynamical approach to modelling line-driven winds in active galactic nuclei. Monthly Notices of the Royal Astronomical Society, 495(1), 402-412. https://doi.org/10.1093/mnras/staa1117

UV line driven winds may be an important part of the AGN feedback process, but understanding their impact is hindered by the complex nature of the radiation hydrodynamics. Instead, we have taken the approach pioneered by Risaliti & Elvis, calculating... Read More about Qwind code release. A non-hydrodynamical approach to modelling line-driven winds in active galactic nuclei.

Euclid: The reduced shear approximation and magnification bias for Stage IV cosmic shear experiments (2020)
Journal Article
Deshpande, A., Kitching, T., Cardone, V., Taylor, P., Casas, S., Camera, S., …Zoubian, J. (2020). Euclid: The reduced shear approximation and magnification bias for Stage IV cosmic shear experiments. Astronomy & Astrophysics, 636, Article A95. https://doi.org/10.1051/0004-6361/201937323

Context. Stage IV weak lensing experiments will offer more than an order of magnitude leap in precision. We must therefore ensure that our analyses remain accurate in this new era. Accordingly, previously ignored systematic effects must be addressed.... Read More about Euclid: The reduced shear approximation and magnification bias for Stage IV cosmic shear experiments.

The unusual broad-band X-ray spectral variability of NGC 1313 X-1 seen with XMM–Newton, Chandra, and NuSTAR (2020)
Journal Article
Walton, D., Pinto, C., Nowak, M., Bachetti, M., Sathyaprakash, R., Kara, E., …Kosec, P. (2020). The unusual broad-band X-ray spectral variability of NGC 1313 X-1 seen with XMM–Newton, Chandra, and NuSTAR. Monthly Notices of the Royal Astronomical Society, 494(4), 6012-6029. https://doi.org/10.1093/mnras/staa1129

We present results from the major coordinated X-ray observing programme on the ULX NGC 1313 X-1 performed in 2017, combining XMM–Newton, Chandra, and NuSTAR, focusing on the evolution of the broad-band (∼0.3–30.0 keV) continuum emission. Clear and un... Read More about The unusual broad-band X-ray spectral variability of NGC 1313 X-1 seen with XMM–Newton, Chandra, and NuSTAR.

Understanding the large inferred Einstein radii of observed low-mass galaxy clusters (2020)
Journal Article
Robertson, A., Massey, R., & Eke, V. (2020). Understanding the large inferred Einstein radii of observed low-mass galaxy clusters. Monthly Notices of the Royal Astronomical Society, 494(4), 4706-4712. https://doi.org/10.1093/mnras/staa1076

We assess a claim that observed galaxy clusters with mass ∼1014M⊙ are more centrally concentrated than predicted in lambda cold dark matter (ΛCDM). We generate mock strong gravitational lensing observations, taking the lenses from a cosmological hydr... Read More about Understanding the large inferred Einstein radii of observed low-mass galaxy clusters.

Euclid: Nonparametric point spread function field recovery through interpolation on a graph Laplacian (2020)
Journal Article
Schmitz, M., Starck, J., Ngole Mboula, F., Auricchio, N., Brinchmann, J., Vito Capobianco, R., …Zoubian, J. (2020). Euclid: Nonparametric point spread function field recovery through interpolation on a graph Laplacian. Astronomy & Astrophysics, 636, https://doi.org/10.1051/0004-6361/201936094

Context. Future weak lensing surveys, such as the Euclid mission, will attempt to measure the shapes of billions of galaxies in order to derive cosmological information. These surveys will attain very low levels of statistical error, and systematic e... Read More about Euclid: Nonparametric point spread function field recovery through interpolation on a graph Laplacian.

Testing the Lamp-post and Wind Reverberation Models with XMM-Newton Observations of NGC 5506 (2020)
Journal Article
Zoghbi, A., Kalli, S., Miller, J. M., & Mizumoto, M. (2020). Testing the Lamp-post and Wind Reverberation Models with XMM-Newton Observations of NGC 5506. Astrophysical Journal, 893(2), Article 97. https://doi.org/10.3847/1538-4357/ab7dc8

The lamp-post geometry is often used to model X-ray data of accreting black holes. Despite its simple assumptions, it has proven to be powerful in inferring fundamental black hole properties such as the spin. Early results of X-ray reverberations sho... Read More about Testing the Lamp-post and Wind Reverberation Models with XMM-Newton Observations of NGC 5506.

Line-driven disc wind in near-Eddington active galactic nuclei: decrease of mass accretion rate due to powerful outflow (2020)
Journal Article
Done, C., Ohsuga, K., & Nomura, M. (2020). Line-driven disc wind in near-Eddington active galactic nuclei: decrease of mass accretion rate due to powerful outflow. Monthly Notices of the Royal Astronomical Society, 494(3), 3616-3626. https://doi.org/10.1093/mnras/staa948

Based on recent X-ray observations, ultra-fast outflows from supermassive black holes are expected to have enough energy to dramatically affect their host galaxy but their launch and acceleration mechanisms are not well understood. We perform two-dim... Read More about Line-driven disc wind in near-Eddington active galactic nuclei: decrease of mass accretion rate due to powerful outflow.

Fundamental differences in the radio properties of red and blue quasars: enhanced compact AGN emission in red quasars (2020)
Journal Article
Fawcett, V., Alexander, D., Rosario, D., Klindt, L., Fotopoulou, S., Lusso, E., …Calistro Rivera, G. (2020). Fundamental differences in the radio properties of red and blue quasars: enhanced compact AGN emission in red quasars. Monthly Notices of the Royal Astronomical Society, 494(4), 4802-4818. https://doi.org/10.1093/mnras/staa954

We have recently used the Faint Images of the Radio Sky at Twenty-centimeters (FIRST) survey to show that red quasars have fundamentally different radio properties to typical blue quasars: a significant (factor ≈3) enhancement in the radio-detection... Read More about Fundamental differences in the radio properties of red and blue quasars: enhanced compact AGN emission in red quasars.

The thermal-radiative wind in low-mass X-ray binary H1743−322 – II. Iron line predictions from Monte Carlo radiation transfer (2020)
Journal Article
Takahashi, T., Odaka, H., Ohsuga, K., Done, C., & Tomaru, R. (2020). The thermal-radiative wind in low-mass X-ray binary H1743−322 – II. Iron line predictions from Monte Carlo radiation transfer. Monthly Notices of the Royal Astronomical Society, 494(3), 3413-3421. https://doi.org/10.1093/mnras/staa961

We show the best current simulations of the absorption and emission features predicted from thermal-radiative winds produced from X-ray illumination of the outer accretion disc in binary systems. We use the density and velocity structure derived from... Read More about The thermal-radiative wind in low-mass X-ray binary H1743−322 – II. Iron line predictions from Monte Carlo radiation transfer.

Euclid: the selection of quiescent and star-forming galaxies using observed colours (2020)
Journal Article
Zoubian, J., Wetzstein, M., Wang, Y., Valenziano, L., Toledo-Moreo, R., Tereno, I., …Bisigello, L. (2020). Euclid: the selection of quiescent and star-forming galaxies using observed colours. Monthly Notices of the Royal Astronomical Society, 494(2), 2337-2354. https://doi.org/10.1093/mnras/staa885

The Euclid mission will observe well over a billion galaxies out to z ∼ 6 and beyond. This will offer an unrivalled opportunity to investigate several key questions for understanding galaxy formation and evolution. The first step for many of these st... Read More about Euclid: the selection of quiescent and star-forming galaxies using observed colours.

The BUFFALO HST Survey (2020)
Journal Article
Steinhardt, C. L., Jauzac, M., Acebron, A., Atek, H., Capak, P., Davidzon, I., …Zitrin, A. (2020). The BUFFALO HST Survey. Astrophysical Journal Supplement, 247(2), Article 64. https://doi.org/10.3847/1538-4365/ab75ed

The Beyond Ultra-deep Frontier Fields and Legacy Observations (BUFFALO) is a 101 orbit + 101 parallel Cycle 25 Hubble Space Telescope (HST) Treasury program taking data from 2018 to 2020. BUFFALO will expand existing coverage of the Hubble Frontier F... Read More about The BUFFALO HST Survey.

SuperCLASS – I. The super cluster assisted shear survey: Project overview and data release 1 (2020)
Journal Article
Whittaker, L., Tunbridge, B., Thomson, A., Thomas, D. B., Sanders, D. B., Peters, A., …Battye, R. A. (2020). SuperCLASS – I. The super cluster assisted shear survey: Project overview and data release 1. Monthly Notices of the Royal Astronomical Society, 495(2), 1706-1723. https://doi.org/10.1093/mnras/staa709

The SuperCLuster Assisted Shear Survey (SuperCLASS) is a legacy programme using the e-MERLIN interferometric array. The aim is to observe the sky at L-band (1.4 GHz) to a r.m.s. of 7μJybeam−1 over an area of ∼1deg2 centred on the Abell 981 superclust... Read More about SuperCLASS – I. The super cluster assisted shear survey: Project overview and data release 1.

An ALMA survey of the SCUBA-2 CLS UDS field: Physical properties of 707 Sub-millimetre Galaxies (2020)
Journal Article
Dudzevičiūtė, U., Smail, I., Swinbank, A., Stach, S., Almaini, O., da Cunha, E., …van der Werf, P. (2020). An ALMA survey of the SCUBA-2 CLS UDS field: Physical properties of 707 Sub-millimetre Galaxies. Monthly Notices of the Royal Astronomical Society, 494(3), 3828-3860. https://doi.org/10.1093/mnras/staa769

We analyse the physical properties of a large, homogeneously selected sample of ALMA-located sub-millimetre galaxies (SMGs). This survey, AS2UDS, identified 707 SMGs across the ∼ 1 deg2 field, including ∼ 17 per cent which are undetected at K ≳ 25.7... Read More about An ALMA survey of the SCUBA-2 CLS UDS field: Physical properties of 707 Sub-millimetre Galaxies.

XMM–Newton campaign on ultraluminous X-ray source NGC 1313 X-1: wind versus state variability (2020)
Journal Article
Pinto, C., Walton, D., Kara, E., Parker, M., Soria, R., Kosec, P., …Barret, D. (2020). XMM–Newton campaign on ultraluminous X-ray source NGC 1313 X-1: wind versus state variability. Monthly Notices of the Royal Astronomical Society, 492(4), 4646-4665. https://doi.org/10.1093/mnras/staa118

Most ultraluminous X-ray sources (ULXs) are thought to be powered by neutron stars and black holes accreting beyond the Eddington limit. If the compact object is a black hole or a neutron star with a magnetic field ≲1012 G, the accretion disc is expe... Read More about XMM–Newton campaign on ultraluminous X-ray source NGC 1313 X-1: wind versus state variability.