Publications (52)
Probabilistic metrology or how some measurement outcomes render ultra-precise estimates
J. Calsamiglia, B. Gendra, R. Munoz-Tapia +1
The Isgur-Wise Function to $O(α_s)$ from Sum Rules in the Heavy Quark Effective Theory
E. Bagan, P. Ball, P. Gosdzinsky
Optimal encoding and decoding of a spin direction
E. Bagan, M. Baig, A. Brey +2
Optimal strategies for sending information through a quantum channel
E. Bagan, M. Baig, A. Brey +2
Radiative Corrections to the Decay $B\to Ïeν$ and the Heavy Quark Limit
E. Bagan, P. Ball, V. M. Braun
Optimal reconstruction of a pure qubit state with local measurements
E. Bagan, M. Baig, A. Monras +1
How do constituent quarks arise in QCD? Perturbation theory and the infra-red
E. Bagan, M. Lavelle, D. McMullan +2
Probabilistic Metrology Attains Macroscopic Cloning of Quantum Clocks
B. Gendra, J. Calsamiglia, R. Munoz-Tapia +2
The Structure of the QCD Potential in 2+1 Dimensions
E. Bagan, M. Lavelle, D. McMullan
How to hide a secret direction
E. Bagan, J. Calsamiglia, R. Demkowicz-Dobrzanski +1
Optimal parameter estimation with a fixed rate of abstention
B. Gendra, E. Ronco-Bonvehi, J. Calsamiglia +2
Charm Quark Mass Dependence of QCD Corrections to Nonleptonic Inclusive B Decays
E. Bagan, P. Ball, V. M. Braun +1
Relative states, quantum axes and quantum references
E. Bagan, S. Iblisdir, R. Munoz-Tapia
Estimation of pure qubit states with collective and individual measurements
E. Bagan, A. Monras, R. Munoz-Tapia
Phase estimation for thermal Gaussian states
M. Aspachs, J. Calsamiglia, R. Munoz-Tapia +1
The Quantum Chernoff Bound
K. M. R. Audenaert, J. Calsamiglia, Ll. Masanes +4
A Quantum Field Theory Twist to Photon Angular Momentum
G. F. Calvo, A. Picon, E. Bagan
Separable Measurement Estimation of Density Matrices and its Fidelity Gap with Collective Protocols
E. Bagan, M. A. Ballester, R. D. Gill +2
Robust optimal quantum learning without quantum memory
G. SentÃs, J. Calsamiglia, R. Munoz-Tapia +1
Phase-Covariant Quantum Benchmarks
J. Calsamiglia, M. Aspachs, R. Munoz-Tapia +1
Construction and Consequences of Coloured Charges in QCD
E. Bagan, M. Lavelle, D. McMullan +2
Collective vs local measurements in qubit mixed state estimation
E. Bagan, M. Baig, R. Munoz-Tapia +1
Optimal scheme for estimating a pure qubit state via local measurements
E. Bagan, M. Baig, R. Munoz-Tapia
Anti-Screening by Quarks and the Structure of the Inter-Quark Potential
E. Bagan, M. Lavelle, D. McMullan
The quantum Chernoff bound as a measure of distinguishability between density matrices: application to qubit and Gaussian states
J. Calsamiglia, R. Munoz-Tapia, Ll. Masanes +2
Quantum reverse-engineering and reference frame alignment without non-local correlations
E. Bagan, M. Baig, R. Munoz-Tapia
Communication of Spin Directions with Product States and Finite Measurements
E. Bagan, M. Baig, R. Munoz-Tapia
Local discrimination of mixed states
J. Calsamiglia, J. I. de Vicente, R. Munoz-Tapia +1
Optimal full estimation of qubit mixed states
E. Bagan, M. A. Ballester, R. D. Gill +2
Measuring the purity of a qubit state: entanglement estimation with fully separable measurements
E. Bagan, M. A. Ballester, R. Munoz-Tapia +1
Aligning Reference Frames Using Quantum States
E. Bagan, M. Baig, R. Munoz-Tapia
Renormalizabilty of TH Heavy Quark Effective Theory
E. Bagan, P. Gosdzinsky
Optimal Cloning of Quantum States with a Fixed Failure Rate
E. Bagan, V. Yerokhin, A. Shehu +2
Quantum Metrology Assisted with Abstention
B. Gendra, E. Ronco-Bonvehi, J. Calsamiglia +2
Programmable discrimination with an error margin
G. SentÃs, E. Bagan, J. Calsamiglia +1
Communicating a direction using spin states
E. Bagan, M. Baig, R. Munoz-Tapia
Theoretical Update of the Semileptonic Branching Ratio of B Mesons
E. Bagan, Patricia Ball, V. M. Braun +1
Optimal discrimination of mixed states: the quantum Chernoff bound
J. Calsamiglia, Ll. Masanes, R. Munoz-Tapia +2
Quantum learning without quantum memory
G. SentÃs, J. Calsamiglia, R. Munoz-Tapia +1
Minimal measurements of the gate fidelity of a qudit map
E. Bagan, M. Baig, R. Munoz-Tapia
Probabilistic metrology defeats ultimate deterministic bound
J. Calsamiglia, B. Gendra, R. Munoz-Tapia +1
Estimation of quantum finite mixtures
J. I. de Vicente, J. Calsamiglia, R. Munoz-Tapia +1
Secrecy content of two-qubit states
A. AcÃn, J. Bae, E. Bagan +3
Multi-copy programmable discrimination of general qubit states
G. SentÃs, E. Bagan, J. Calsamiglia +1
Entanglement assisted alignment of reference frames using a dense covariant coding
E. Bagan, M. Baig, R. Munoz-Tapia
Aligning Spatial Frames Through Quantum Channels
E. Bagan, R. Munoz-Tapia
Purity estimation with separable measurements
E. Bagan, M. A. Ballester, R. Munoz-Tapia +1
Multiple copy 2-state discrimination with individual measurements
A Acin, E. Bagan, M. Baig +2
Next-to-leading Order Radiative Corrections to the Decay $b\to ccs$
E. Bagan, Patricia Ball, B. Fiol +1
Optimal discrimination of quantum states with a fixed rate of inconclusive outcomes
E. Bagan, R. Munoz-Tapia, G. A. Olivares-Renteria +1
Constituent Quarks from QCD: Perturbation Theory and the Infra-red
E. Bagan, M. Lavelle, D. McMullan +2
Hadrons with Charm and Beauty
E. Bagan, H. G. Dosch, P. Gosdzinsky +2