Trapped-ion quantum computing: Progress and challenges

CD Bruzewicz, J Chiaverini, R McConnell… - Applied Physics …, 2019 - pubs.aip.org
Trapped ions are among the most promising systems for practical quantum computing (QC).
The basic requirements for universal QC have all been demonstrated with ions, and …

Decoherence, einselection, and the quantum origins of the classical

WH Zurek - Reviews of modern physics, 2003 - APS
The manner in which states of some quantum systems become effectively classical is of
great significance for the foundations of quantum physics, as well as for problems of …

Compact ion-trap quantum computing demonstrator

I Pogorelov, T Feldker, CD Marciniak, L Postler… - PRX Quantum, 2021 - APS
Quantum information processing is steadily progressing from a purely academic discipline
towards applications throughout science and industry. Transitioning from lab-based, proof-of …

Quantum dynamics of single trapped ions

D Leibfried, R Blatt, C Monroe, D Wineland - Reviews of Modern Physics, 2003 - APS
Single trapped ions represent elementary quantum systems that are well isolated from the
environment. They can be brought nearly to rest by laser cooling, and both their internal …

High-fidelity quantum logic gates using trapped-ion hyperfine qubits

CJ Ballance, TP Harty, NM Linke, MA Sepiol… - Physical review …, 2016 - APS
We demonstrate laser-driven two-qubit and single-qubit logic gates with respective fidelities
99.9 (1)% and 99.9934 (3)%, significantly above the≈ 99% minimum threshold level …

Quantum decoherence

M Schlosshauer - Physics Reports, 2019 - Elsevier
Quantum decoherence plays a pivotal role in the dynamical description of the quantum-to-
classical transition and is the main impediment to the realization of devices for quantum …

A single-atom heat engine

J Roßnagel, ST Dawkins, KN Tolazzi, O Abah, E Lutz… - Science, 2016 - science.org
Heat engines convert thermal energy into mechanical work and generally involve a large
number of particles. We report the experimental realization of a single-atom heat engine. An …

the Quantum-to-Classical Transition

D Schlosshauer - The Frontiers Collection (Springer-Verlag, 2007), 2007 - Springer
Over the course of the past decade, decoherence has become a ubiquitous scienti? c term
popular in all kinds of research, from fundamental theories of quantum physics to …

[BOOK][B] The Jaynes–Cummings model and its descendants: modern research directions

J Larson, T Mavrogordatos - 2021 - iopscience.iop.org
The Jaynes–Cummings Model (JCM) has recently been receiving increased attention as
one of the simplest, yet intricately nonlinear, models of quantum physics. Emphasising the …

Observation of a quantum phase transition in the quantum Rabi model with a single trapped ion

ML Cai, ZD Liu, WD Zhao, YK Wu, QX Mei… - Nature …, 2021 - nature.com
Quantum phase transitions (QPTs) are usually associated with many-body systems in the
thermodynamic limit when their ground states show abrupt changes at zero temperature with …