2 papers
cond-mat.stat-mech2021
Boundary time crystals in collective -level systems
Luis Fernando dos Prazeres, Leonardo da Silva Souza, Fernando Iemini
Boundary time crystals (BTC's) are non-equilibrium phases of matter occurring in quantum systems in contact to an environment, for which a macroscopic fraction of the many body sys…
quant-ph2018
Completely Positive Maps for Reduced States of Indistinguishable Particles
Leonardo da Silva Souza, Tiago Debarba, Diego L. Braga Ferreira +2
We introduce a framework for the construction of completely positive maps for subsystems of indistinguishable fermionic particles. In this scenario, the initial global state is alw…