Spin hall effects

J Sinova, SO Valenzuela, J Wunderlich, CH Back… - Reviews of modern …, 2015 - APS
Spin Hall effects are a collection of relativistic spin-orbit coupling phenomena in which
electrical currents can generate transverse spin currents and vice versa. Despite being …

Reduced sensitivity to charge noise in semiconductor spin qubits via symmetric operation

MD Reed, BM Maune, RW Andrews, MG Borselli… - Physical review …, 2016 - APS
We demonstrate improved operation of exchange-coupled semiconductor quantum dots by
substantially reducing the sensitivity of exchange operations to charge noise. The method …

Theory of the spin-galvanic effect and the anomalous phase shift in superconductors and Josephson junctions with intrinsic spin-orbit coupling

F Konschelle, IV Tokatly, FS Bergeret - Physical Review B, 2015 - APS
Due to the spin-orbit coupling (SOC) an electric current flowing in a normal metal or
semiconductor can induce a bulk magnetic moment. This effect is known as the Edelstein …

Methodology of resonant equiangular composite quantum gates

GH Low, TJ Yoder, IL Chuang - Physical Review X, 2016 - APS
The creation of composite quantum gates that implement quantum response functions U^(θ)
dependent on some parameter of interest θ is often more of an art than a science. Through …

Composite pulses for optimal robust control in two-level systems

HN Wu, C Zhang, J Song, Y Xia, ZC Shi - Physical Review A, 2023 - APS
In this work, we put forward an approach of constructing the optimal composite pulse
sequence for robust population transfer in two-level systems. This approach is quite …

Experimental demonstration of composite pulses on IBM's quantum computer

BT Torosov, NV Vitanov - Physical Review Applied, 2022 - APS
We perform comprehensive experimental tests of various composite pulse sequences using
one of the open-access IBM quantum processors, based on superconducting transmon …

Geometrical formalism for dynamically corrected gates in multiqubit systems

D Buterakos, S Das Sarma, E Barnes - PRX Quantum, 2021 - APS
The ability to perform gates in multiqubit systems that are robust to noise is of crucial
importance for the advancement of quantum information technologies. However, finding …

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 …

Controlling the superconducting transition by spin-orbit coupling

N Banerjee, JA Ouassou, Y Zhu, NA Stelmashenko… - Physical Review B, 2018 - APS
Whereas considerable evidence exists for the conversion of singlet Cooper pairs into triplet
Cooper pairs in the presence of inhomogeneous magnetic fields, recent theoretical …

High-fidelity quantum control by polychromatic pulse trains

SS Ivanov, BT Torosov, NV Vitanov - Physical Review Letters, 2022 - APS
We introduce a quantum control technique using polychromatic pulse trains, consisting of
pulses with different carrier frequencies, ie, different detunings with respect to the qubit …