Hamed Saberi, PhD

Coordinates:

Room No. 4.033

Phone: +420 585 634 241
Fax: +420 585 634 002

E-Mail:  saberi@optics.upol.cz

• Theoretical condensed matter physics:

  • Quantum theory of many-body systems
  • Mesoscopic physics: Quantum electronics, Electron transport in nanostructures, Kondo physics in quantum dots, Nanomagnetism and spintronics
  • Numerical calculations on strongly correlated systems: Quantum monte carlo, Numerical renormalization group (NRG),
    Density-matrix renormalization group (DMRG), and tensor networks (MPS and PEPS)

• Quantum optics and quantum information processing:

  • Theory of multipartite entanglement
  • Physical realization of quantum computers
  • Cavity and circuit QED, superconducting qubits
  • Iop trap physics
  • Quantum simulators

Publications:

• Counterdiabatic drivig in spin squeezing and Dicke state preparation
  T. Opatrný, H. Saberi, E. Brion, and K. Mølmer
  Phys. Rev. A 93, 023815 (2016), arXiv:1510.07261

• Entanglement classification with matrix product states
  M. Sanz, I. L. Egusquiza, R. Di Candia, H. Saberi, L. Lamata, and E. Solano
  arXiv:1504.07524

• Adiabatic tracking of quantum many-body dynamics
  H. Saberi, T. Opatrný, K. Mølmer, and A. del Campo
  Phys. Rev. A 89, 060301(R) (2014), arXiv:1408.0524

• Uncontrolled disorder effects in fabricating photonic quantum simulators on a kagome geometry: A projected-entangled-pair-state versus exact-diagonalization analysis
  A. Hosseinkhani, B. Ghannad Dezfouli, F. Ghasemipour, A. T. Rezakhani, and H. Saberi
  Phys. Rev. A 89, 062324 (2014), arXiv:1309.4075v2

• Genuine fidelity gaps associated with a sequential decomposition of genuinely entangling isometry and unitary operations
  H. Saberi
  Phys. Rev. A 88, 062315 (2013), arXiv:1306.0430

• Fractional Gaussian noise: a random-matrix-theory inspired perspective
  T. Jamali, H. Saberi, and G. R. Jafari
  arXiv:1305.4895

• Efficient classical simulation of the Gisin-Massar quantum cloning machineons
  H. Saberi and Y. Mardoukhi
  arXiv:1305.2087

• Sequential quantum cloning under real-life conditions
  H. Saberi and Y. Mardoukhi
  Phys. Rev. A 85, 052323 (2012), arXiv:1204.2500

• Ancilla-assisted sequential approximation of nonlocal unitary operations
  H. Saberi
  Phys. Rev. A 84, 032323 (2011), arXiv:1108.2647

• Constrained Optimization of Sequentially Generated Entangled Multiqubit States
  H. Saberi, A. Weichselbaum, L. Lamata, D. Perez-Garcia, J. von Delft, and E. Solano
  Phys. Rev. A 80, 022334 (2009), arXiv:0810.0977

  • Selected for the September 7, 2009 issue of Virtual Journal of Nanoscale Science & Technology
  • Selected for the September 2009 issue of Virtual Journal of Quantum Information

• Matrix -product state comparison of the numerical renormalization group and the variational formulation of the density matrix renormalization group
  H. Saberi, A. Weichselbaum, and J. von Delft
  Phys. Rev. B 78, 035124 (2008), arXiv:0804.0193

Theses:

• My PhD thesis: Matrix-product states for strongly correlated systems and quantum information processing

• My Master's thesis: Quantum Monte Carlo Simulation of Persistent Currents in Mesoscopic Rings

Invited talks (selected):

• Quantum Information Group at Sharif University of Technology, (April 30, 2013 Tehran, Iran): Tensor-network classification of the multipartite entanglement

• Institute for Research in Fundamental Sciences (IPM), (May 23, 2012 Tehran, Iran): How large is my system? Many-body physics from a quantum information perspective

• Department of Physics at Shahid Beheshti University, (December 7, 2010 Tehran, Iran): Matrix-product formalism for strongly correlated systems and quantum information processing

• Condensed matter theory group at university of Bonn, (December 9, 2009 Bonn, Germany): Matrix-product formalism for quantum impurity models and engineering photonic qubits

• Quantum Information, Science, and Technology group at Universidad del Pais Vasco, (June 22, 2009 Bilbao, Spain): New trends on sequential generation of entangled states

• Institut fuer Theoretische Physik A: RWTH Aachen University, (January 28, 2009 Aachen, Germany): Matrix-product-state comparison of the numerical renormalization group and the variational formulation of the density-matrix renormalization group