175 citations · 467 across the 9 of their papers we have counts for
9 papers
High-fidelity geometric quantum gates exceeding 99.9% in germanium quantum dots
Yu-Chen Zhou, Rong-Long Ma, Zhenzhen Kong +11
Achieving high-fidelity and robust qubit manipulations is a crucial requirement for realizing faulttolerant quantum computation. Here, we demonstrate a single-hole spin qubit in a…
Gate-Tunable Spin-Orbit Coupling in a Germanium Hole Double Quantum Dot
He Liu, Ting Zhang, Ke Wang +10
Hole spins confined in semiconductor quantum dot systems have gained considerable interest for their strong spin-orbit interactions (SOIs) and relatively weak hyperfine interaction…
Threshold-independent method for single-shot readout of spin qubits in semiconductor quantum dots
Rui-Zi Hu, Sheng-Kai Zhu, Xin Zhang +8
The single-shot readout data process is essential for the realization of high-fidelity qubits and fault-tolerant quantum algorithms in semiconductor quantum dots. However, the fide…
Anisotropic g-Factor and Spin-Orbit Field in a Ge Hut Wire Double Quantum Dot
Ting Zhang, He Liu, Fei Gao +9
Holes in nanowires have drawn significant attention in recent years because of the strong spin-orbit interaction, which plays an important role in constructing Majorana zero modes…
Controlling Synthetic Spin-Orbit Coupling in a Silicon Quantum Dot with Magnetic Field
Xin Zhang, Yuan Zhou, Rui-Zi Hu +12
Tunable synthetic spin-orbit coupling (s-SOC) is one of the key challenges in various quantum systems, such as ultracold atomic gases, topological superconductors, and semiconducto…
Ultrafast coherent control of a hole spin qubit in a germanium quantum dot
Ke Wang, Gang Xu, Fei Gao +13
Operation speed and coherence time are two core measures for the viability of a qubit. Strong spin-orbit interaction (SOI) and relatively weak hyperfine interaction make holes in g…
Giant anisotropy of spin relaxation and spin-valley mixing in a silicon quantum dot
Xin Zhang, Rui-Zi Hu, Hai-Ou Li +11
In silicon quantum dots (QDs), at a certain magnetic field commonly referred to as the "hot spot", the electron spin relaxation rate (T_1^(-1)) can be drastically enhanced due to s…
Semiconductor Quantum Computation
Xin Zhang, Hai-Ou Li, Gang Cao +3
Semiconductors, a significant type of material in the information era, are becoming more and more powerful in the field of quantum information. In the last decades, semiconductor q…
Improving mobility of silicon metal-oxide-semiconductor devices for quantum dots by high vacuum activation annealing
Ke Wang, Hai-Ou Li, Gang Luo +10
To improve mobility of fabricated silicon metal-oxide-semiconductor (MOS) quantum devices, forming gas annealing is a common method used to mitigate the effects of disorder at the…