Professor Michele Fumagalli's Outputs (14)

The Spatial Distribution of the Young Stellar Clusters in the Star-forming Galaxy NGC 628 (2015)
Journal Article
Grasha, K., Calzetti, D., Adamo, A., Kim, H., Elmegreen, B., Gouliermis, D., …Wofford, A. (2015). The Spatial Distribution of the Young Stellar Clusters in the Star-forming Galaxy NGC 628. Astrophysical Journal, 815(2), https://doi.org/10.1088/0004-637x/815/2/93

We present a study of the spatial distribution of the stellar cluster populations in the star-forming galaxy NGC 628. Using Hubble Space Telescope broadband WFC3/UVIS UV and optical images from the Treasury Program LEGUS (Legacy ExtraGalactic UV Surv... Read More about The Spatial Distribution of the Young Stellar Clusters in the Star-forming Galaxy NGC 628.

The physical properties of z > 2 Lyman limit systems: new constraints for feedback and accretion models (2015)
Journal Article
Fumagalli, M., O'Meara, J., & Prochaska, J. (2016). The physical properties of z > 2 Lyman limit systems: new constraints for feedback and accretion models. Monthly Notices of the Royal Astronomical Society, 455(4), 4100-4121. https://doi.org/10.1093/mnras/stv2616

e study the physical properties of a homogeneous sample of 157 optically thick absorption line systems at redshifts ∼1.8–4.4, selected from a high-dispersion spectroscopic survey of Lyman limit systems (LLSs). By means of multiple ionization models a... Read More about The physical properties of z > 2 Lyman limit systems: new constraints for feedback and accretion models.

MUSE sneaks a peek at extreme ram-pressure stripping events – II. The physical properties of the gas tail of ESO137−001 (2015)
Journal Article
Fossati, M., Fumagalli, M., Boselli, A., Gavazzi, G., Sun, M., & Wilman, D. (2016). MUSE sneaks a peek at extreme ram-pressure stripping events – II. The physical properties of the gas tail of ESO137−001. Monthly Notices of the Royal Astronomical Society, 455(2), 2028-2041. https://doi.org/10.1093/mnras/stv2400

We present a study of the physical properties of the disc and tail of ESO137−001, a galaxy suffering from extreme ram-pressure stripping during its infall into the Norma cluster. With sensitive and spatially resolved MUSE (Multi Unit Spectroscopic Ex... Read More about MUSE sneaks a peek at extreme ram-pressure stripping events – II. The physical properties of the gas tail of ESO137−001.

The cluster-scale environment of PKS 2155-304 (2015)
Journal Article
Farina, E., Fumagalli, M., Decarli, R., & Fanidakis, N. (2016). The cluster-scale environment of PKS 2155-304. Monthly Notices of the Royal Astronomical Society, 455(1), 618-625. https://doi.org/10.1093/mnras/stv2277

PKS 2155−304 is one of the brightest extragalactic source in the X-ray and EUV bands, and is a prototype for the BL Lac class of objects. In this paper, we investigate the large-scale environment of this source using new multi-object as well as long-... Read More about The cluster-scale environment of PKS 2155-304.

The Keck + Magellan Survey for Lyman Limit Absorption. III. Sample Definition and Column Density Measurements (2015)
Journal Article
Prochaska, J., O'Meara, J., Fumagalli, M., Bernstein, R., & Burles, S. (2015). The Keck + Magellan Survey for Lyman Limit Absorption. III. Sample Definition and Column Density Measurements. Astrophysical Journal Supplement, 221(1), https://doi.org/10.1088/0067-0049/221/1/2

We present an absorption-line survey of optically thick gas clouds—Lyman Limit Systems (LLSs)—observed at high dispersion with spectrometers on the Keck and Magellan telescopes. We measure column densities of neutral hydrogen ${N}_{{\rm{H}}\;{\rm{I}}... Read More about The Keck + Magellan Survey for Lyman Limit Absorption. III. Sample Definition and Column Density Measurements.

Star Cluster Properties in Two LEGUS Galaxies Computed with Stochastic Stellar Population Synthesis Models (2015)
Journal Article
Krumholz, M., Adamo, A., Fumagalli, M., Wofford, A., Calzetti, D., Lee, J., …Zackrisson, E. (2015). Star Cluster Properties in Two LEGUS Galaxies Computed with Stochastic Stellar Population Synthesis Models. Astrophysical Journal, 812(2), https://doi.org/10.1088/0004-637x/812/2/147

We investigate a novel Bayesian analysis method, based on the Stochastically Lighting Up Galaxies (slug) code, to derive the masses, ages, and extinctions of star clusters from integrated light photometry. Unlike many analysis methods, slug correctly... Read More about Star Cluster Properties in Two LEGUS Galaxies Computed with Stochastic Stellar Population Synthesis Models.

The Brightest Young Star Clusters in NGC 5253 (2015)
Journal Article
Calzetti, D., Johnson, K., Adamo, A., Gallagher, J., Andrews, J., Smith, L., …Tosi, M. (2015). The Brightest Young Star Clusters in NGC 5253. Astrophysical Journal, 811(2), https://doi.org/10.1088/0004-637x/811/2/75

The nearby dwarf starburst galaxy NGC 5253 hosts a number of young, massive star clusters, the two youngest of which are centrally concentrated and surrounded by thermal radio emission (the "radio nebula"). To investigate the role of these clusters i... Read More about The Brightest Young Star Clusters in NGC 5253.

SLUG – stochastically lighting up galaxies – III. A suite of tools for simulated photometry, spectroscopy, and Bayesian inference with stochastic stellar populations (2015)
Journal Article
Krumholz, M., Fumagalli, M., da Silva, R., Rendahl, T., & Parra, J. (2015). SLUG – stochastically lighting up galaxies – III. A suite of tools for simulated photometry, spectroscopy, and Bayesian inference with stochastic stellar populations. Monthly Notices of the Royal Astronomical Society, 452(2), 1447-1467. https://doi.org/10.1093/mnras/stv1374

Stellar population synthesis techniques for predicting the observable light emitted by a stellar population have extensive applications in numerous areas of astronomy. However, accurate predictions for small populations of young stars, such as those... Read More about SLUG – stochastically lighting up galaxies – III. A suite of tools for simulated photometry, spectroscopy, and Bayesian inference with stochastic stellar populations.

The neutral hydrogen cosmological mass density at z = 5 (2015)
Journal Article
Crighton, N., Murphy, M., Prochaska, J., Worseck, G., Rafelski, M., Becker, G., …O'Meara, J. (2015). The neutral hydrogen cosmological mass density at z = 5. Monthly Notices of the Royal Astronomical Society, 452(1), 217-234. https://doi.org/10.1093/mnras/stv1182

We present the largest homogeneous survey of z > 4.4 damped Lyα systems (DLAs) using the spectra of 163 QSOs that comprise the Giant Gemini GMOS (GGG) survey. With this survey we make the most precise high-redshift measurement of the cosmological mas... Read More about The neutral hydrogen cosmological mass density at z = 5.

Hα3: an Hα imaging survey of HI selected galaxies from ALFALFA. VI. The role of bars in quenching star formation from z = 3 to the present epoch (2015)
Journal Article
Gavazzi, G., Consolandi, G., Dotti, M., Fanali, R., Fossati, M., Fumagalli, M., …Haynes, M. (2015). Hα3: an Hα imaging survey of HI selected galaxies from ALFALFA. VI. The role of bars in quenching star formation from z = 3 to the present epoch. Astronomy & Astrophysics, 580, https://doi.org/10.1051/0004-6361/201425351

A growing body of evidence indicates that the star formation rate per unit stellar mass (sSFR) decreases with increasing mass in normal main-sequence star-forming galaxies. Many processes have been advocated as being responsible for this trend (also... Read More about Hα3: an Hα imaging survey of HI selected galaxies from ALFALFA. VI. The role of bars in quenching star formation from z = 3 to the present epoch.

Two bright z > 6 quasars from VST ATLAS and a new method of optical plus mid-infrared colour selection (2015)
Journal Article
Carnall, A., Shanks, T., Chehade, B., Fumagalli, M., Rauch, M., Irwin, M., …Metcalfe, N. (2015). Two bright z > 6 quasars from VST ATLAS and a new method of optical plus mid-infrared colour selection. Monthly Notices of the Royal Astronomical Society: Letters, 451(1), L16-L20. https://doi.org/10.1093/mnrasl/slv057

We present the discovery of two z > 6 quasars, selected as i-band dropouts in the Very Large Telescope Survey Telescope ATLAS survey. Our first quasar has redshift, z = 6.31 ± 0.03, z-band magnitude, zAB = 19.63 ± 0.08 and rest frame 1450 Å absolute... Read More about Two bright z > 6 quasars from VST ATLAS and a new method of optical plus mid-infrared colour selection.

Unveiling the Secrets of Metallicity and Massive Star Formation Using DLAs along Gamma-Ray Bursts (2015)
Journal Article
Cucchiara, A., Fumagalli, M., Rafelski, M., Kocevski, D., Prochaska, J., Cooke, R., & Becker, G. (2015). Unveiling the Secrets of Metallicity and Massive Star Formation Using DLAs along Gamma-Ray Bursts. Astrophysical Journal, 804(1), https://doi.org/10.1088/0004-637x/804/1/51

We present the largest, publicly available sample of damped Lyα systems (DLAs) along the lines of sight of Swift-discovered gamma-ray bursts (GRBs) in order to investigate the environmental properties of long GRB hosts in the z = 1.8–6 redshift range... Read More about Unveiling the Secrets of Metallicity and Massive Star Formation Using DLAs along Gamma-Ray Bursts.

Hα3: an Hα imaging survey of HI selected galaxies from ALFALFA. V. The Coma supercluster survey completion (2015)
Journal Article
Gavazzi, G., Consolandi, G., Viscardi, E., Fossati, M., Savorgnan, G., Fumagalli, M., …Haynes, M. P. (2015). Hα3: an Hα imaging survey of HI selected galaxies from ALFALFA. V. The Coma supercluster survey completion. Astronomy & Astrophysics, 576, https://doi.org/10.1051/0004-6361/201425349

Neutral hydrogen represents the major observable baryonic constituent of galaxies that fuels the formation of stars through transformation of molecular hydrogen. The emission of the hydrogen recombination line Hα is the most direct tracer of the proc... Read More about Hα3: an Hα imaging survey of HI selected galaxies from ALFALFA. V. The Coma supercluster survey completion.

Legacy Extragalactic UV Survey (LEGUS) With the Hubble Space Telescope. I. Survey Description (2015)
Journal Article
Calzetti, D., Lee, J., Sabbi, E., Adamo, A., Smith, L., Andrews, J., …Wofford, A. (2015). Legacy Extragalactic UV Survey (LEGUS) With the Hubble Space Telescope. I. Survey Description. Astronomical Journal, 149(2), Article 51. https://doi.org/10.1088/0004-6256/149/2/51

The Legacy ExtraGalactic UV Survey (LEGUS) is a Cycle 21 Treasury program on the Hubble Space Telescope aimed at the investigation of star formation and its relation with galactic environment in nearby galaxies, from the scales of individual stars to... Read More about Legacy Extragalactic UV Survey (LEGUS) With the Hubble Space Telescope. I. Survey Description.