3 papers
quant-ph2024
Physical consequences of Lindbladian invariance transformations
Yohan Vianna de Almeida, Fernando Nicacio, Marcelo F. Santos
On its own, the invariance properties of Markovian master equations have mostly played a mathematical or computational role in the evaluation of quantum open system dynamics. Becau…
quant-ph2024
Collisional thermometry for Gaussian systems
Gabriel O. Alves, Marcelo A. F. Santos, Gabriel T. Landi
We investigate a quantum thermometry scheme based collision model with Gaussian systems. A key open question of these schemes concerns the scaling of the Quantum Fisher Information…
quant-ph2024
Quantum distinguishability measures: projectors vs. states maximization
Adrian A. Budini, Ruynet L. de Matos Filho, Marcelo F. Santos
The distinguishability between two quantum states can be defined in terms of their trace distance. The operational meaning of this definition involves a maximization over measureme…