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quant-ph2014★ 138 cited
Quantum metrology in Lipkin-Meshkov-Glick critical systems
Giulio Salvatori, Antonio Mandarino, Matteo G. A. Paris
The Lipkin-Meshkov-Glick (LMG) model describes critical systems with interaction beyond the first-neighbor approximation. Here we address the characterization of LMG systems, i.e.…
quant-ph2014
About the use of fidelity in continuous variable systems
Antonio Mandarino, Matteo Bina, Stefano Olivares +1
We present examples of continuous variable (CV) states having high fidelity to a given target, say or , and still showing striking differences in their physical…