20 papers
Quantum phase estimation for nondestructive monitoring and Wigner tomography of bosonic fields
Lucas R. S. Santos, Ciro M. Diniz, Daniel Z. Rossatto +1
Quantum phase estimation is usually introduced as an algorithmic primitive for extracting eigenphases of unitary operators. Here we show that, when implemented through a dispersive…
Quantum Resonator as a Directional Quantum Emitter
Luiz O. R. Solak, Bruno L. Vermes, Antonio S. M. de Castro +2
Single-photon sources are essential for testing fundamental physics and for the development of quantum technologies. In this work a single-photon source is investigated, based on a…
Building Block For Universal Continuous Variables Computation In Superconducting Devices
Bruno A. Veloso, Ciro M. Diniz, Luiz O. R. Solak +3
Continuous variable (CV) quantum computation offers an alternative to qubit-based computing by exploiting the infinite-dimensional Hilbert space of bosonic modes. Despite recent pr…
Trapped-ion toolbox to simulate quantum Otto heat engines
Rogério Jorge de Assis, Ciro Micheletti Diniz, Norton Gomes de Almeida +1
We present a scheme that utilizes an ion confined within a bi-dimensional trap to simulate a quantum Otto heat engine whose working substance is a two-level system. In this scheme,…
Optimization Algorithm for Inventory Allocation in Gravity-Flow Racks with Classical and Quantum-Hybrid Computing
Gabriel P. L. M. Fernandes, Matheus S. Fonseca, Amanda G. Valério +4
Warehouses play a central role in industrial logistics, functioning as critical hubs for storing and organizing inventory to support efficient production. Optimizing item allocatio…
Engineered Kerr Nonlinearities for Precise Quantum Control of Fock States
Gabriella G. Damas, Ciro Micheletti Diniz, Norton G. de Almeida +2
We present a practical design framework for high-fidelity quantum control in coupled Kerr-nonlinear oscillators, directly addressing the challenge of spectral crowding. We show tha…