Efficient electron spin manipulation in a quantum well by an in-plane electric field

TL;DR

This paper demonstrates that electron spins in a semiconductor quantum well can be efficiently manipulated using an in-plane ac electric field through spin-orbit coupling, offering a promising approach for spin control.

Contribution

It introduces a method for highly efficient electron spin manipulation leveraging standard spin-orbit interactions with in-plane electric fields.

Findings

Efficient spin manipulation achieved via in-plane ac electric fields.

Spin-orbit coupling enables rapid spin control in quantum wells.

Potential applications in spintronics and quantum computing.

Abstract

Electron spins in a semiconductor quantum well couple to an electric field {\it via} spin-orbit interaction. We show that the standard spin-orbit coupling mechanisms can provide extraordinary efficient electron spin manipulation by an in-plane ac electric field.