The spin degree of freedom of an electron or a nucleus is one of the most basic properties of
nature and functions as an excellent qubit, as it provides a natural two-level system that is …

BACKGROUND The past two decades have seen intense efforts aimed at building quantum
computing hardware with the potential to solve problems that are intractable on classical …

Abstract This Technical Review collects values of selected performance characteristics of
semiconductor spin qubits defined in electrically controlled nanostructures. The …

This review describes recent groundbreaking results in Si, Si/SiGe, and dopant-based
quantum dots, and it highlights the remarkable advances in Si-based quantum physics that …

The similarities between gated quantum dots and the transistors in modern microelectronics,—
in fabrication methods, physical structure and voltage scales for manipulation—have led to …

Semiconductors, a significant type of material in the information era, are becoming more and
more powerful in the field of quantum information. In recent decades, semiconductor …

Semiconductor quantum dots (QDs) in planar germanium (Ge) heterostructures have
emerged as front-runners for future hole-based quantum processors. Here, we present …

Some of the stable isotopes of silicon and carbon have zero nuclear spin, whereas many of
the other elements that constitute semiconductors consist entirely of stable isotopes that …

The qubit is the fundamental building block of a quantum computer. We fabricate a qubit in a
silicon double-quantum dot with an integrated micromagnet in which the qubit basis states …

Precise qubit manipulation is fundamental to quantum computing, yet experimental systems
generally have stray coupling between the qubit and the environment, which hinders the …