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A method to improve quantum state fidelity in circuits executed on ibm’s quantum computers
(2021-01-01)
Recently, various quantum computing and communication tasks have been implemented using IBM’s superconductivity-based quantum computers. Here, we show that the circuits used in most of those works were not optimized and ...
Bell scenarios with communication
(IOP Publishing, 2020)
Distinguibilidad y correlaciones : en sistemas cuánticos bipartitos
(2020)
La tesis abarca tres importantes áreas de la información cuántica: correlaciones cuánticas, comunicación (i.e. transmisión de información por medio de ensambles) y distinguibilidad de estados cuánticos. Se estudia la ...
Transferência de estado quântico em cadeias de spin
(Universidade Federal do Rio Grande do NorteBrasilUFRNBacharelado em Física, 2017-10-07)
Quantum communication consists in transferring quantum states from one place to another. One of its most well known applications is quantum key distribution, in which a random secret key with security guaranteed by the ...
Sobre la noción de distancia en física estadística y mecánica cuántica /
(2006-09)
Estudiamos el concepto de distancia entre distribuciones de probabilidad y sus aplicaciones en problemas relevantes de la Física y la Biología. El eje central de este trabajo de tesis lo constituye la divergencia de ...
Mode analysis of higher-order transverse-mode correlation beams in a turbulent atmosphere
(Universidade Federal de Minas GeraisBrasilICX - DEPARTAMENTO DE FÍSICAUFMG, 2017)
Using a quantum work meter to test non-equilibrium fluctuation theorems
(Nature, 2017-12)
Work is an essential concept in classical thermodynamics, and in the quantum regime, where the notion of a trajectory is not available, its definition is not trivial. For driven (but otherwise isolated) quantum systems, ...