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We derive a generalized form of the Electric Dipole Spin Resonance (EDSR) Hamiltonian in the presence of the spin-orbit interaction for single spins in an elliptic quantum dot (QD) subject to an arbitrary (in both direction and magnitude)…

Mesoscale and Nanoscale Physics · Physics 2015-05-30 Massoud Borhani , Xuedong Hu

We investigate the energy spectrum of a single and two electron quantum dot (QD) embedded in two dimensional electron gas at the interface between SrTiO$_3$ and LaAlO$_3$, in the presence of the external magnetic field. For this purpose the…

Mesoscale and Nanoscale Physics · Physics 2024-09-13 B. Szafran , M. Zegrodnik. M. P. Nowak , R. Citro , P. Wójcik

Increasing the number of electrons in electrostatically confined quantum dots can enable faster qubit gates. Although this has been experimentally demonstrated, a detailed quantitative understanding has been missing. Here we study one- and…

Mesoscale and Nanoscale Physics · Physics 2023-03-07 H. Ekmel Ercan , Christopher R. Anderson , S. N. Coppersmith , Mark Friesen , Mark F. Gyure

Traditional approaches to controlling single spins in quantum dots require the generation of large electromagnetic fields to drive many Rabi oscillations within the spin coherence time. We demonstrate "flopping-mode" electric dipole spin…

Mesoscale and Nanoscale Physics · Physics 2020-01-15 X. Croot , X. Mi , S. Putz , M. Benito , F. Borjans , G. Burkard , J. R. Petta

We show electrical coherent manipulation of quadrupole-split nuclear spin states in a GaAs/AlGaAs heterostructure on the basis of the breakdown of quantum Hall effect. The electric quadrupole splitting in nuclear spin energy levels is…

We demonstrate theoretically the parametric oscillator behavior of a two-level quantum system with broken inversion symmetry exposed to a strong electromagnetic field. A multitude of resonance frequencies and additional harmonics in the…

Quantum Physics · Physics 2009-01-12 O. V. Kibis , G. Ya. Slepyan , S. A. Maksimenko , A. Hoffmann

We study theoretically the spectrum, F(s), of spin-dependent transition rates within dipolar D and exchange J coupled pairs of two spins with S=1/2 undergoing Rabi oscillations due to a coherent magnetic resonant excitation. We show that…

Materials Science · Physics 2013-04-24 R. Glenn , M. E. Limes , B. Saam , C. Boehme , M. E. Raikh

We present a theoretical study of the spin dynamics of a single electron confined in a quantum dot. Spin dynamics is induced by the interplay of electrical driving and the presence of a spatially disordered magnetic field, the latter being…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 Gábor Széchenyi , András Pályi

We study a scheme for electrical detection of the spin resonance (ESR) of a single electron trapped near a Field Effect Transistor (FET) conduction channel. In this scheme, the resonant Rabi oscillations of the trapped electron spin cause a…

Materials Science · Physics 2007-05-23 I. Martin , D. Mozyrsky , H. W. Jiang

Sub-harmonics of electric dipole spin resonance (EDSR) mediated by Landau-Zener-St{\"u}ckelberg-Majorana (LZSM) tunneling transitions are studied numerically and analytically in a Zeeman-split four level system with strong spin-orbit…

Mesoscale and Nanoscale Physics · Physics 2023-11-06 D. V. Khomitsky , M. V. Bastrakova , V. O. Munyaev , N. A. Zaprudnov , S. A. Studenikin

Electron dynamics in quantum dots manifests itself in spin-flip spectra through electric dipole spin resonance (EDSR). Near a neutrality point separating two different singlet charged states of a double quantum dot, charge dynamics inside a…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Emmanuel I. Rashba

The phenomenon of spin resonance has had far reaching influence since its discovery nearly 70 years ago. Electron spin resonance (ESR) driven by high frequency magnetic fields has informed our understanding of quantum mechanics, and finds…

Mesoscale and Nanoscale Physics · Physics 2009-10-27 S. M. Frolov , S. Luscher , W. Yu , Y. Ren , J. A. Folk , W. Wegscheider

One of the hallmarks of spintronics is the control of magnetic moments by electric fields enabled by strong spin-orbit interaction (SOI) in semiconductors. A powerful way of manipulating spins in such structures is electric dipole induced…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Mathias Duckheim , Daniel Loss

Spin-orbit coupling in systems with broken inversion symmetry gives rise to the Edelstein effect, which is the spin polarization induced by an electric field or current, and the inverse-Edelstein effect (also known as the spin-galvanic…

Mesoscale and Nanoscale Physics · Physics 2026-03-31 Mojdeh Saleh , Abhishek Kumar , Dmitrii L. Maslov , Saurabh Maiti

Spin-orbit coupling in systems with broken inversion symmetry gives rise to the Edelstein effect, which is the induced spin polarization in response to an applied electric field or current, and the inverse Edelstein effect, which is the…

Strongly Correlated Electrons · Physics 2026-03-31 Mojdeh Saleh , Abhishek Kumar , Dmitrii L. Maslov , Saurabh Maiti

We propose and analyze a new method for manipulation of a heavy hole spin in a quantum dot. Due to spin-orbit coupling between states with different orbital momenta and opposite spin orientations, an applied rf electric field induces…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Denis V. Bulaev , Daniel Loss

The multi-level system $^{55}$Mn$^{2+}$ is used to generate two pseudo-harmonic level systems, as representations of the same electronic sextuplet at different nuclear spin projections. The systems are coupled using a forbidden nuclear…

Strongly Correlated Electrons · Physics 2017-07-26 S. Bertaina , G. Yue , C-E Dutoit , I. Chiorescu

The electric dipole spin resonance (EDSR) combining strong spin-orbit coupling (SOC) and electric-dipole transitions facilitates fast spin control in a scalable way, which is the critical aspect of the rapid progress made recently in…

Mesoscale and Nanoscale Physics · Physics 2022-03-14 Yang Liu , Jia-Xin Xiong , Zhi Wang , Wen-Long Ma , Shan Guan , Jun-Wei Luo , Shu-Shen Li

Achieving high fidelity control of spin qubits with conventional electron dipole spin resonance (EDSR) requires large magnetic field gradients of about 1 mT/nm, which also couple the qubit to charge noise, and large drive amplitudes of…

Mesoscale and Nanoscale Physics · Physics 2023-01-12 Julian D. Teske , Friederike Butt , Pascal Cerfontaine , Guido Burkard , Hendrik Bluhm

Resonance phenomena in solids generally fall into two distinct classes, electric and magnetic, driven, respectively, by the $E$ and $H$ components of the electromagnetic wave incident on the solid. The canonical examples of the two types of…

Mesoscale and Nanoscale Physics · Physics 2019-10-11 E. I. Rashba , V. I. Sheka