Curriculum Vitae et Studiorum

Personal informations

Name: Lorenzo De Leo
Nationality: Italian
Date of birth: August, 23, 1976
Place of birth: Venezia, Italy
Mother tongue: Italian
Marital Status: Single

Present Address

Centre de Physique Théorique (CPHT)
Ecole Polytechnique
91128 Palaiseau Cedex
France

Emplyment history

• December 2007 - present: Postdoctoral fellow in the Condensed Matter Theory Group at the Ecole Polytechnique.
• June 2007 - November 2007: International ICAM Junior Exchange Award program between Rutgers University and Ecole Polytechnique.
• November 2004 - November 2007: Postdoctoral fellow in the Condensed Matter Theory Group at Rutgers University.

Academic history

• October 2001 - October 2004: Philosophiæ Doctor Degree in Physics, magna cum laude at SISSA.
  Thesis: Non-Fermi liquid behavior in multi-orbital Anderson impurity models and possible relevance for strongly correlated lattice models
  Supervisor: Prof. Michele Fabrizio.
• October 2000 - October 2001: Magister Philosophiæ Degree in Physics, full marks magna cum laude in SISSA.
  Thesis: Fermi surface for underdoped cuprates.
  Supervisor: Prof. Yu Lu.
• October 2000: Admission to the Condensed Matter Theory Sector in the International School for Advanced Studies SISSA/ISAS in Trieste.
• October 1995 - June 2000: Degree in Physics, full marks magna cum laude, at the University of Padova.
  Thesis: Superficie di Fermi per superconduttori ad alta Tc dal modello t-J (Fermi surface for high-Tc superconductors from the t-J model).
  Supervisor: Prof. P. A. Marchetti (Physics Department of the Padova University)
• Summer 1999: Participation to the DESY Summer Student Program, Hamburg (Germany).

Research interests

• Out of equilibrium physics
• Quantum dots and nanoscopic systems
• Ultracold atoms
• Heavy fermions and high temperature superconductors

Areas of expertise

Impurity models

• Numerical Renormalization Group (NRG).
• Boundary conformal field theory.
• Bosonization.

Dynamical Mean Field Theory (DMFT)

• DMFT and cluster extensions. Applications to multiorbital models.
• Experiens with NRG, exact diagonalization and quantum Monte Carlo impurity solvers.

t-J model

• Non-abelian Chern-Simons bosonization.

Publications

1. R. Joerdens, L. Tarruell, D. Greif, T. Uehlinger, N. Strohmaier, H. Moritz, T. Esslinger, L. De Leo, C. Kollath, A. Georges, V. Scarola, L. Pollet, E. Burovski, E. Kozik, M. Troyer
   "Quantitative Determination of Temperature in the Approach to Magnetic Order of Ultracold Fermions in an Optical Lattice "
   arXiv:0912.3790v1
2. M. Ferrero, P. S. Cornaglia, L. De Leo, O. Parcollet, G. Kotliar, and A. Georges,
   "Pseudogap opening and formation of Fermi arcs as an orbital-selective Mott transition in momentum space"
   Phys. Rev. B 80, 064501 (2009)
3. P. Gentile, L. De Leo, M. Fabrizio, E. Tosatti
   "Lack of Kondo screening at nanocontacts of nearly magnetic metals"
   Europhys. Lett. 87, 27014 (2009)
4. J.-S. Bernier, C. Kollath, A. Georges, L. De Leo, F. Gerbier, C. Salomon, and M. Koehl
   "Cooling fermionic atoms in optical lattices by shaping the confinement"
   Phys. Rev. A 79, 061601(R) (2009)
5. M. Ferrero, P. S. Cornaglia, L. De Leo, O. Parcollet, G. Kotliar, and A. Georges
   "Valence-Bond Dynamical Mean-Field Theory of Doped Mott Insulators with Nodal/Antinodal Differentiation"
   Europhys. Lett. 85, 57009 (2009)
6. L. De Leo, M. Civelli, and G. Kotliar
   "T=0 heavy-fermion quantum critical point as an orbital-selective Mott transition",
   Phys. Rev. Lett. 101, 256404 (2008)
7. L. De Leo, C. Kollath, A. Georges, M. Ferrero, and O. Parcollet
   "Trapping and cooling fermionic atoms into the Mott and N?el states",
   Phys. Rev. Lett. 101, 210403 (2008)
8. A. Schiller, and L. De Leo
   "Phase diagram of the anisotropic multichannel Kondo Hamiltonian revisited"
   Phys. Rev. B 77, 075114 (2008)
9. L. De Leo, M. Civelli, and G. Kotliar
   "Cellular Dynamical Mean Field Theory of the Periodic Anderson Model"
   Phys. Rev. B 77, 075107 (2008)
10. M. Ferrero, L. De Leo, P. Lecheminant, and M. Fabrizio
    "Strong Correlations in a nutshell"
    J. Phys.: Condens. Matter 19, 433201 (2007)
11. L. De Leo and M. Fabrizio
    "Surprises in the phase diagram of an Anderson impurity model for a single C60n- molecule"
    Phys Rev. Lett. 94, 236401 (2005)
12. L. De Leo and M. Fabrizio
    "Spectral properties of a two-orbital Anderson impurity model across a non-Fermi-liquid fixed point"
    Phys. Rev. B 69, 245114 (2004)
13. M. Fabrizio, A. F. Ho, L. De Leo, and G. E. Santoro
    "Non-trivial fixed point in a twofold orbitally degenerate Anderson impurity model"
    Phys. Rev. Lett. 91, 246402 (2003)
14. P.A. Marchetti, L. De Leo, G. Orso, Z.B. Su, and L. Yu
    "Spin-Charge gauge approach to "Pseudogap": theory versus experiments"
    Phys. Rev. B 69, 024527 (2004)

Participation at Workshops and Conferences

• Ab-initio modeling of cold gases, Nov 2009, ETH Zurich.
• Societe Francaise de Physique, July 2009, Palaiseau (France).
• Beg Rohu Summer School: Quantum Physics Out of Equilibrium, June 2009, St. Pierre Quiberon (France).
• Gordon Conference: Correlated Electron Systems, June 2008, University of New England (USA).
• New Frontiers in Quantum Impurity Physics: From Nano-Structures to Molecular Devices, August 2007, Dresden (Germany).
• Miniworkshop on New States of Stable and Unstable Quantum Matter, August 2006, Trieste (Italy).
• 2006 APS March Meeting, March 2006, Baltimore (USA).
• Strongly Correlated Electrons: Diverse Examples and Unifying Themes, August 2005, Cargese (France).
• Workshop on Novel States and Phase Transitions in Highly Correlated Matter, July 2004, Trieste (Italy).
• INFMeeting, June 2004, Genova (Italy).
• Evolution of Quantum Effects from the Nano- to the Macroscale, May 2004, Cargese (France).
• INFMeeting, June 2003, Genova (Italy).
• Modern Aspects of Quantum Impurity Physics, April 2003, Dresden (Germany).
• Emergent materials and highly correlated electrons, August 2002, Trieste (Italy).
• Low-dimensional quantum systems: theory and experiment, July 2001, Trieste (Italy).
• INFMeeting, June 2001, Rome (Italy).
• XX Convegno Fisica teorica e struttura della materia, March 2001, Fai della Paganella (Italy).

Peer reviewing

• Referee for Physical Review Letters and Physical Review B .

Computer skills

• Computer network System Administrator, November 2001 - October 2004, Condensed Matter Theory Sector, SISSA/ISAS.
• Programming languages: FORTRAN 90, C++, LATEX, HTML, Perl, Python.

Languages

• Italian (mother tongue)
• English (fluent)
• French (fluent)
• German (very basic, keep on trying!)