Quantum computing with NMR

JA Jones - Progress in nuclear magnetic resonance spectroscopy, 2011 - Elsevier
Quantum computers [1–4] are explicitly quantum mechanical systems that use phenomena
such as superposition and entanglement to perform computational tasks more efficiently …

Training Schrödinger's cat: Quantum optimal control: Strategic report on current status, visions and goals for research in Europe

SJ Glaser, U Boscain, T Calarco, CP Koch… - The European Physical …, 2015 - Springer
It is control that turns scientific knowledge into useful technology: in physics and engineering
it provides a systematic way for driving a dynamical system from a given initial state into a …

Keeping a Quantum Bit Alive by Optimized -Pulse Sequences

GS Uhrig - Physical Review Letters, 2007 - APS
A general strategy to maintain the coherence of a quantum bit is proposed. The analytical
result is derived rigorously including all memory and backaction effects. It is based on an …

How to enhance dephasing time in superconducting qubits

Ł Cywiński, RM Lutchyn, CP Nave, S Das Sarma - Physical Review B …, 2008 - APS
We theoretically investigate the influence of designed pulse sequences in restoring quantum
coherence lost due to background noise in superconducting qubits. We consider both 1/f …

Comparing, optimizing, and benchmarking quantum-control algorithms in a unifying programming framework

S Machnes, U Sander, SJ Glaser, P de Fouquieres… - Physical Review A …, 2011 - APS
For paving the way to novel applications in quantum simulation, computation, and
technology, increasingly large quantum systems have to be steered with high precision. It is …

Sensing of fluctuating nanoscale magnetic fields using nitrogen-vacancy centers in diamond

LT Hall, JH Cole, CD Hill, LCL Hollenberg - Physical review letters, 2009 - APS
New magnetometry techniques based on nitrogen-vacancy (NV) defects in diamond allow
for the detection of static (dc) and oscillatory (ac) nanoscopic magnetic fields, yet are limited …

Preserving entanglement and nonlocality in solid-state qubits by dynamical decoupling

R Lo Franco, A D'Arrigo, G Falci, G Compagno… - Physical Review B, 2014 - APS
In this paper, we study how to preserve entanglement and nonlocality under dephasing
produced by classical noise with large low-frequency components, such as 1/f noise, using …

Optimal control of a qubit coupled to a non-Markovian environment

P Rebentrost, I Serban, T Schulte-Herbrüggen… - Physical review …, 2009 - APS
A central challenge for implementing quantum computing in the solid state is decoupling the
qubits from the intrinsic noise of the material. We investigate the implementation of quantum …

Sliding mode control of two-level quantum systems

D Dong, IR Petersen - Automatica, 2012 - Elsevier
This paper proposes a robust control method based on sliding mode design for two-level
quantum systems with bounded uncertainties. An eigenstate of the two-level quantum …

Robustness of composite pulses to time-dependent control noise

C Kabytayev, TJ Green, K Khodjasteh, MJ Biercuk… - Physical Review A, 2014 - APS
We study the performance of composite pulses in the presence of time-varying control noise
on a single qubit. These protocols, originally devised only to correct for static, systematic …