Spin hall effects
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 …
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 …
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 …
semiconductor can induce a bulk magnetic moment. This effect is known as the Edelstein …
Methodology of resonant equiangular composite quantum gates
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 …
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 …
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 …
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 …
importance for the advancement of quantum information technologies. However, finding …
Robustness of composite pulses to time-dependent control noise
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 …
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 …
Cooper pairs in the presence of inhomogeneous magnetic fields, recent theoretical …
High-fidelity quantum control by polychromatic pulse trains
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 …
pulses with different carrier frequencies, ie, different detunings with respect to the qubit …