Department of Space and Climate Physics
Mullard Space Science Laboratory



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IAU S295 - Beijing 2012: The intriguing life of massive galaxies
JENAM2010: 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
email: ferreras at star-dot-ucl-dot-ac-dot-uk
Research Interests
  • Galactic chemical enrichment
  • Photo-spectroscopic dating of stellar populations: Cosmic Archaeology !
  • Formation and evolution of elliptical galaxies
  • Quantitative Galaxy Morphology. An interesting galaxy here, ... and here !
  • The "Baryon Physics" of Star Formation
  • Probing Dark Matter in galaxies
  • Multivariate analysis of large datasets (an example on galaxy spectra)


  • Selected Papers
  • 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
  • Exploring the SFH of Elliptical Galaxies: Beyond Simple Stellar Populations with a New Estimator of Line Strengths
    Rogers, B., Ferreras, I., Peletier, R. F. & Silk, J. 2010, MNRAS, 402, 447
  • Early-Type Galaxies in the PEARS Survey: Probing the Stellar Populations at Moderate Redshift
    Ferreras, I. et al. 2009, ApJ, 706, 158
  • 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
  • Incompatibility of Rotation Curves with Gravitational Lensing for TeVeS
    Ferreras, I., Mavromatos, N., Sakellariadou, M. & Furqaa Yusaf, M. 2009, Phys. Rev. D, 80, 3506
  • Unveiling dark haloes in lensing galaxies
    Ferreras, I., Saha, P. & Burles, S. 2008, MNRAS, 383, 857
  • Decoding the spectra of SDSS early-type galaxies: new indicators of age and recent star formation
    Rogers, B., Ferreras, I. et al. 2007, MNRAS, 382, 750
  • 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
  • On breaking the age-metallicity degeneracy in early-type galaxies: infall versus star formation efficiency.
    Ferreras, I. & Silk, J. 2003, MNRAS, 344, 455
  • 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