Department of Space and Climate Physics
Mullard Space Science Laboratory

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Teaching (Moodle)

Lorentz Centre 2016 - Leiden, Netherlands:
The universal problem of the non-universal IMF
EWASS 2015 / Symp. 3 - La Laguna, Tenerife, Spain:
Deconstructing massive galaxy formation
EWASS 2013 / Sp12 - Turku, Finland:
A fresh look at the stellar IMF
IAU GA 2012 / Symp. 295 - Beijing, China:
The intriguing life of massive galaxies
JENAM 2010 / Symp. 2: Lisbon, Portugal:
Galaxy Formation and Environment: 30 years later
Ignacio Ferreras
Postal Address:
Department of Space and Climate Physics
Mullard Space Science Laboratory
University College London
Holmbury St Mary
Dorking, Surrey RH5 6NT
United Kingdom
Phone: +44 (0)1483 204 125
Fax: +44 (0)1483 278 312
Research Interests
  • Galactic chemical enrichment
  • Photo-spectroscopic dating of stellar populations: Cosmic Archaeology !
  • Formation and evolution of elliptical galaxies: Ages, Chemical composition, IMF
  • Quantitative Galaxy Morphology. An interesting galaxy here, ... and here !
  • The "Baryon Physics" of Star Formation
  • Probing Dark Matter in galaxies (A presentation illustrating past work with my collaborators here)
  • Multivariate analysis of large datasets (an example on galaxy spectra)

  • Selected Papers
  • Testing the wavelength dependence of cosmological redshift down to 1E-6
    Ferreras, I. & Trujillo, I., 2016, ApJ, 825, 115
  • Constraints on the merging channel of massive galaxies since z=1
    Ferreras, I. et al., 2014, MNRAS, 444, 906
  • A panchromatic analysis of starburst galaxy M82: probing the dust properties
    Hutton, Ferreras, I. et al., 2014, MNRAS, 440, 150
  • The (galaxy-wide) IMF in giant elliptical galaxies: From top to bottom
    Weidner, C., Ferreras, I., Vazdekis, A., La Barbera, F., 2013, MNRAS, 435, 2274
  • Systematic variation of the stellar initial mass function with velocity dispersion in early-type galaxies
    Ferreras, I., La Barbera, F., de la Rosa, I. G., Vazdekis, A., et al., 2013, MNRAS Letters, 429, L15
  • SPIDER-VII. Revealing the stellar population content of massive early-type galaxies out to 8Re
    La Barbera, F., Ferreras, I., de Carvalho, R. R., et al., 2012, MNRAS, 426, 2300
  • Dissecting the size evolution of elliptical galaxies since z~1: puffing-up versus minor-merging scenarios
    Trujiilo, I., Ferreras, I., de la Rosa, I. G., 2011, MNRAS, 415, 3903
  • Resolving the baryon-fraction profile in lensing galaxies
    Leier, D., Ferreras, I., Saha, P., Falco, E. E., 2011, ApJ, 740, 97
  • Constraining the low-mass end of the initial mass function with gravitational lensing
    Ferreras, I. et al. 2010, MNRAS, 409, L30
  • On the formation of massive galaxies: a simultaneous study of number density, size and intrinsic colour evolution
    Ferreras, I. et al. 2009, MNRAS, 396, 1573
  • Unveiling dark haloes in lensing galaxies
    Ferreras, I., Saha, P. & Burles, S. 2008, MNRAS, 383, 857
  • Stellar and Total Mass in Early-Type Lensing Galaxies.
    Ferreras, I., Saha, P. & Williams, L. L. R. 2005, ApJ, 623, L5
  • Evolution of Field Early-Type Galaxies: The View from GOODS CDFS.
    Ferreras, I., Lisker, T., Carollo, C. M., Lilly, S. J. & Mobasher, B. 2005, ApJ, 635, 243
  • How young are early-type cluster galaxies? Quantifying the young stellar component in a rich cluster at z=0.41.
    Ferreras, I. & Silk, J. 2000, ApJ, 541, L37
  • The age and metallicity range of early-type galaxies in clusters.
    Ferreras, I., Charlot, S. & Silk, J. 1999, ApJ, 521, 81

  • Link to ADS published papers