Discovery of a diffuse optical line emitting halo in the core of the Centaurus cluster of galaxies: line emission outside the protection of the filaments (2018)
Journal Article
Hamer, S., Fabian, A., Russell, H., Salomé, P., Combes, F., Olivares, V., …Beckmann, R. (2019). Discovery of a diffuse optical line emitting halo in the core of the Centaurus cluster of galaxies: line emission outside the protection of the filaments. Monthly Notices of the Royal Astronomical Society, 483(4), 4984-4998. https://doi.org/10.1093/mnras/sty3459

We present the discovery of diffuse optical line emission in the Centaurus cluster seen with the MUSE (Multi Unit Spectroscopic Explorer) integral field unit. The unparalleled sensitivity of MUSE allows us to detect the faint emission from these stru... Read More about Discovery of a diffuse optical line emitting halo in the core of the Centaurus cluster of galaxies: line emission outside the protection of the filaments.

The core of the massive cluster merger MACS J0417.5-1154 as seen by VLT/MUSE (2018)
Journal Article
Jauzac, M., Mahler, G., Edge, A. C., Sharon, K., Gillman, S., Ebeling, H., …Salomé, P. (2018). The core of the massive cluster merger MACS J0417.5-1154 as seen by VLT/MUSE. Monthly Notices of the Royal Astronomical Society, 483(3), 3082-3097. https://doi.org/10.1093/mnras/sty3312

We present a multiwavelength analysis of the core of the massive galaxy cluster MACS J0417.5−1154 (⁠z = 0.441). Our analysis takes advantage of Very Large Telescope/Multi-Unit Spectroscopic Explorer observations which allow the spectroscopic confirma... Read More about The core of the massive cluster merger MACS J0417.5-1154 as seen by VLT/MUSE.

A Galaxy-scale Fountain of Cold Molecular Gas Pumped by a Black Hole (2018)
Journal Article
Tremblay, G., Combes, F., Oonk, J., Russell, H., McDonald, M., Gaspari, M., …ZuHone, J. (2018). A Galaxy-scale Fountain of Cold Molecular Gas Pumped by a Black Hole. Astrophysical Journal, 865(1), Article 13. https://doi.org/10.3847/1538-4357/aad6dd

We present Atacama Large Millimeter/submillimeter Array and Multi-Unit Spectroscopic Explorer observations of the brightest cluster galaxy in Abell 2597, a nearby (z = 0.0821) cool core cluster of galaxies. The data map the kinematics of a three bill... Read More about A Galaxy-scale Fountain of Cold Molecular Gas Pumped by a Black Hole.

The nature of the variable millimetre–selected AGN in the brightest cluster galaxy of Abell 851 (2018)
Journal Article
Cheale, R., Geach, J., Edge, A., Perrott, Y., & Cantwell, T. (2018). The nature of the variable millimetre–selected AGN in the brightest cluster galaxy of Abell 851. Monthly Notices of the Royal Astronomical Society: Letters, 481(1), L54-L58. https://doi.org/10.1093/mnrasl/sly161

We present the detection of a bright 3 mm continuum source in the brightest cluster galaxy (BCG) in Abell 0851 (z = 0.411) with the NOrthern Extended Millimeter Array (NOEMA). When this detection is compared to other multifrequency observations acros... Read More about The nature of the variable millimetre–selected AGN in the brightest cluster galaxy of Abell 851.

Molecular Gas Filaments and Star-forming Knots Beneath an X-Ray Cavity in RXC J1504–0248 (2018)
Journal Article
Vantyghem, A., McNamara, B., Russell, H., Edge, A., Nulsen, P., Combes, F., …Salomé, P. (2018). Molecular Gas Filaments and Star-forming Knots Beneath an X-Ray Cavity in RXC J1504–0248. Astrophysical Journal, 863(2), Article 193. https://doi.org/10.3847/1538-4357/aad2e0

We present recent ALMA observations of the CO (1–0) and CO (3–2) emission lines in the brightest cluster galaxy of RXC J1504.1−0248, which is one of the most extreme cool core clusters known. The central galaxy contains $1.9\times {10}^{10}\,{M}_{\od... Read More about Molecular Gas Filaments and Star-forming Knots Beneath an X-Ray Cavity in RXC J1504–0248.

The Dust and [C ii] Morphologies of Redshift ∼4.5 Sub-millimeter Galaxies at ∼200 pc Resolution: The Absence of Large Clumps in the Interstellar Medium at High-redshift (2018)
Journal Article
Gullberg, B., Swinbank, A., Smail, I., Biggs, A., Bertoldi, F., Breuck, C. D., …Weiss, A. (2018). The Dust and [C ii] Morphologies of Redshift ∼4.5 Sub-millimeter Galaxies at ∼200 pc Resolution: The Absence of Large Clumps in the Interstellar Medium at High-redshift. Astrophysical Journal, 859(1), Article 12. https://doi.org/10.3847/1538-4357/aabe8c

We present deep, high-resolution (0 03, 200 pc) ALMA Band 7 observations covering the dust continuum and [C II] λ157.7 μm emission in four z ∼ 4.4–4.8 sub-millimeter galaxies (SMGs) selected from the ALESS and AS2UDS surveys. The data show that the r... Read More about The Dust and [C ii] Morphologies of Redshift ∼4.5 Sub-millimeter Galaxies at ∼200 pc Resolution: The Absence of Large Clumps in the Interstellar Medium at High-redshift.

Revealing the velocity structure of the filamentary nebula in NGC 1275 in its entirety (2018)
Journal Article
Gendron-Marsolais, M., Hlavacek-Larrondo, J., Martin, T., Drissen, L., McDonald, M., Fabian, A., …Morrison, G. (2018). Revealing the velocity structure of the filamentary nebula in NGC 1275 in its entirety. Monthly Notices of the Royal Astronomical Society: Letters, 479(1), L28-L33. https://doi.org/10.1093/mnrasl/sly084

We have produced for the first time a detailed velocity map of the giant filamentary nebula surrounding NGC 1275, the Perseus cluster’s brightest galaxy, and revealed a previously unknown rich velocity structure across the entire nebula. These new ob... Read More about Revealing the velocity structure of the filamentary nebula in NGC 1275 in its entirety.

X-Ray Scaling Relations of Early-type Galaxies (2018)
Journal Article
Babyk, I. V., McNamara, B., Nulsen, P., Hogan, M., Vantyghem, A., Russell, H., …Edge, A. (2018). X-Ray Scaling Relations of Early-type Galaxies. Astrophysical Journal, 857(1), Article 32. https://doi.org/10.3847/1538-4357/aab3c9

X-ray luminosity, temperature, gas mass, total mass, and their scaling relations are derived for 94 early-type galaxies (ETGs) using archival Chandra X-ray Observatory observations. Consistent with earlier studies, the scaling relations, L X ∝ T 4.5±... Read More about X-Ray Scaling Relations of Early-type Galaxies.

Storm in a Teacup: X-Ray View of an Obscured Quasar and Superbubble (2018)
Journal Article
Lansbury, G. B., Jarvis, M. E., Harrison, C. M., Alexander, D. M., Moro, A. D., Edge, A. C., …Thomson, A. P. (2018). Storm in a Teacup: X-Ray View of an Obscured Quasar and Superbubble. Astrophysical Journal Letters, 856(1), Article L1. https://doi.org/10.3847/2041-8213/aab357

We present the X-ray properties of the "Teacup AGN" (SDSS J1430+1339), a z = 0.085 type 2 quasar that is interacting dramatically with its host galaxy. Spectral modeling of the central quasar reveals a powerful, highly obscured active galactic nucleu... Read More about Storm in a Teacup: X-Ray View of an Obscured Quasar and Superbubble.

The Cocoon Shocks of Cygnus A: Pressures and Their Implications for the Jets and Lobes (2018)
Journal Article
Snios, B., Nulsen, P. E., Wise, M. W., de Vries, M., Birkinshaw, M., Worrall, D. M., …Young, A. J. (2018). The Cocoon Shocks of Cygnus A: Pressures and Their Implications for the Jets and Lobes. Astrophysical Journal, 855(1), Article 71. https://doi.org/10.3847/1538-4357/aaaf1a

We use 2.0 Msec of Chandra observations to investigate the cocoon shocks of Cygnus A and some implications for its lobes and jet. Measured shock Mach numbers vary in the range 1.18–1.66 around the cocoon. We estimate a total outburst energy of $\sime... Read More about The Cocoon Shocks of Cygnus A: Pressures and Their Implications for the Jets and Lobes.

The X-ray Ribs Within the Cocoon Shock of Cygnus A (2018)
Journal Article
Duffy, R., Worrall, D., Birkinshaw, M., Nulsen, P., Wise, M., de Vries, M., …Laing, R. (2018). The X-ray Ribs Within the Cocoon Shock of Cygnus A. Monthly Notices of the Royal Astronomical Society, 476(4), 4848-4860. https://doi.org/10.1093/mnras/sty549

We use new and archival Chandra observations of Cygnus A, totalling ∼1.9 Ms, to investigate the distribution and temperature structure of gas lying within the projected extent of the cocoon shock and exhibiting a rib-like structure. We confirm that t... Read More about The X-ray Ribs Within the Cocoon Shock of Cygnus A.

Shaken Snow Globes: Kinematic Tracers of the Multiphase Condensation Cascade in Massive Galaxies, Groups, and Clusters (2018)
Journal Article
Gaspari, M., McDonald, M., Hamer, S., Brighenti, F., Temi, P., Gendron-Marsolais, M., …Planelles, S. (2018). Shaken Snow Globes: Kinematic Tracers of the Multiphase Condensation Cascade in Massive Galaxies, Groups, and Clusters. Astrophysical Journal, 854(2), Article 167. https://doi.org/10.3847/1538-4357/aaaa1b

We propose a novel method to constrain turbulence and bulk motions in massive galaxies, galaxy groups, and clusters, exploring both simulations and observations. As emerged in the recent picture of top-down multiphase condensation, hot gaseous halos... Read More about Shaken Snow Globes: Kinematic Tracers of the Multiphase Condensation Cascade in Massive Galaxies, Groups, and Clusters.

The Origin of Molecular Clouds in Central Galaxies (2018)
Journal Article
Pulido, F., McNamara, B., Edge, A., Hogan, M., Vantyghem, A., Russell, H., …Salomé, P. (2018). The Origin of Molecular Clouds in Central Galaxies. Astrophysical Journal, 853(2), Article 177. https://doi.org/10.3847/1538-4357/aaa54b

We present an analysis of 55 central galaxies in clusters and groups with molecular gas masses and star formation rates lying between ${10}^{8}\,\mathrm{and}\,{10}^{11}\ {M}_{\odot }$ and 0.5 and 270 ${M}_{\odot }\ {\mathrm{yr}}^{-1}$, respectively.... Read More about The Origin of Molecular Clouds in Central Galaxies.