Nonadiabatic landau–zener–stückelberg–majorana transitions, dynamics, and interference

V Ivakhnenko, SN Shevchenko, F Nori - Physics Reports, 2023 - Elsevier
Since the pioneering works by Landau, Zener, Stückelberg, and Majorana (LZSM), it has
been known that driving a quantum two-level system results in tunneling between its states …

Noisy intermediate-scale quantum computers

B Cheng, XH Deng, X Gu, Y He, G Hu, P Huang, J Li… - Frontiers of …, 2023 - Springer
Quantum computers have made extraordinary progress over the past decade, and
significant milestones have been achieved along the path of pursuing universal fault-tolerant …

Operating semiconductor quantum processors with hopping spins

CA Wang, V John, H Tidjani, CX Yu, AS Ivlev, C Déprez… - Science, 2024 - science.org
Qubits that can be efficiently controlled are essential for the development of scalable
quantum hardware. Although resonant control is used to execute high-fidelity quantum …

Coherent spin qubit shuttling through germanium quantum dots

F van Riggelen-Doelman, CA Wang… - Nature …, 2024 - nature.com
Quantum links can interconnect qubit registers and are therefore essential in networked
quantum computing. Semiconductor quantum dot qubits have seen significant progress in …

Universal control of four singlet–triplet qubits

X Zhang, E Morozova, M Rimbach-Russ… - Nature …, 2024 - nature.com
The coherent control of interacting spins in semiconductor quantum dots is of strong interest
for quantum information processing and for studying quantum magnetism from the bottom …

Sweet-spot operation of a germanium hole spin qubit with highly anisotropic noise sensitivity

NW Hendrickx, L Massai, M Mergenthaler, FJ Schupp… - Nature Materials, 2024 - nature.com
Spin qubits defined by valence band hole states are attractive for quantum information
processing due to their inherent coupling to electric fields, enabling fast and scalable qubit …

Hard superconducting gap in germanium

A Tosato, V Levajac, JY Wang, CJ Boor… - Communications …, 2023 - nature.com
The co-integration of spin, superconducting, and topological systems is emerging as an
exciting pathway for scalable and high-fidelity quantum information technology. High …

Recent advances in hole-spin qubits

Y Fang, P Philippopoulos, D Culcer… - Materials for …, 2023 - iopscience.iop.org
In recent years, hole-spin qubits based on semiconductor quantum dots have advanced at a
rapid pace. We first review the main potential advantages of these hole-spin qubits with …

Ultrafast and electrically tunable rabi frequency in a germanium hut wire hole spin qubit

H Liu, K Wang, F Gao, J Leng, Y Liu, YC Zhou… - Nano Letters, 2023 - ACS Publications
Hole spin qubits based on germanium (Ge) have strong tunable spin–orbit interaction (SOI)
and ultrafast qubit operation speed. Here we report that the Rabi frequency (f Rabi) of a hole …

Modeling of planar germanium hole qubits in electric and magnetic fields

CA Wang, HE Ercan, MF Gyure, G Scappucci… - npj Quantum …, 2024 - nature.com
Hole-based spin qubits in strained planar germanium quantum wells have received
considerable attention due to their favorable properties and remarkable experimental …