Enhancing self-discharging process with disordered quantum batteries

MB Arjmandi, H Mohammadi, AC Santos - Physical Review E, 2022 - APS
One of the most important devices emerging from quantum technology are quantum
batteries. However, self-discharging, the process of charge wasting of quantum batteries …

Localization effects in disordered quantum batteries

MB Arjmandi, H Mohammadi, A Saguia, MS Sarandy… - Physical Review E, 2023 - APS
We investigate the effect of localization on the local charging of quantum batteries (QBs)
modeled by disordered spin systems. Two distinct schemes based on the transverse-field …

Entanglement in highly symmetric multipartite quantum states

A Burchardt, J Czartowski, K Życzkowski - Physical Review A, 2021 - APS
A construction of genuinely entangled multipartite quantum states based on the group theory
is presented. Analyzed states resemble the Dicke states, whereas the interactions occur only …

Supervised learning of time-independent Hamiltonians for gate design

L Innocenti, L Banchi, A Ferraro, S Bose… - New Journal of …, 2020 - iopscience.iop.org
We present a general framework to tackle the problem of finding time-independent dynamics
generating target unitary evolutions. We show that this problem is equivalently stated as a …

Native three-body interaction in superconducting circuits

SP Pedersen, KS Christensen, NT Zinner - Physical Review Research, 2019 - APS
We show how a superconducting circuit consisting of three identical nonlinear oscillators in
series considered in terms of its electrical modes can implement a strong, native three-body …

Hamiltonian quantum computing with superconducting qubits

A Ciani, BM Terhal, DP DiVincenzo - Quantum science and …, 2019 - iopscience.iop.org
We consider how the Hamiltonian Quantum Computing scheme introduced in (2016 New J.
Phys. 18 023042) can be implemented using a 2D array of superconducting transmon …

Voltage-controlled Hubbard spin transistor

R Yousefjani, S Bose, A Bayat - Physical Review Research, 2021 - APS
Transistors are key elements for enabling computational hardware in both classical and
quantum domains. Here we propose a voltage-gated spin transistor using itinerant electrons …

Shortening time scale to reduce thermal effects in quantum transistors

MA de Ponte, AC Santos - Scientific Reports, 2019 - nature.com
In this article, we present a quantum transistor model based on a network of coupled
quantum oscillators destined to quantum information processing tasks in linear optics. To …

Supervised learning of time-independent Hamiltonians for gate design

L Innocenti, L Banchi, A Ferraro, S Bose… - Quantum Information …, 2019 - opg.optica.org
We present a general framework to approach the problem of finding time-independent
dynamics generating target unitary evolutions. More specifically, given a target unitary gate …

[PDF][PDF] Machine-learning-assisted state and gate engineering for quantum technologies

L Innocenti - 2020 - pure.qub.ac.uk
In this Thesis, we discuss applications of machine learning to quantum information science.
The interface between these two fields has been the subject of much research, recently …