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 …

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 …

We consider a single electron in a 1D quantum dot with a static slanting Zeeman field. By
combining the spin and orbital degrees of freedom of the electron, an effective quantum two …

Semiconductor quantum-dot spin qubits are a promising platform for quantum computation,
because they are scalable and possess long coherence times. In order to realize this full …

Arrays of quantum dots (QDs) are a promising candidate system to realize scalable, coupled
qubit systems and serve as a fundamental building block for quantum computers. In such …

We theoretically consider coherence times for spins in two quantum computer architectures,
where the qubit is the spin of an electron bound to a P donor impurity in Si or within a GaAs …

Heisenberg exchange coupling between neighboring electron spins in semiconductor
quantum dots provides a powerful tool for quantum information processing and simulation …

Proposed silicon-based quantum-computer architectures have attracted attention because
of their promise for scalability and their potential for synergetically utilizing the available …

The transfer of information between quantum systems is essential for quantum
communication and computation. In quantum computers, high connectivity between qubits …

In the noisy intermediate scale quantum (NISQ) era, the Variational Quantum Algorithm
(VQA) has emerged as one of the most promising approaches to harness the power of …