77 citations · 394 across the 16 of their papers we have counts for
16 papers
Spectator Leakage Suppression via Invariant Subspace Engineering for CZ Gates in Superconducting Quantum Circuits
Peng Wang, Bin-Han Lu, Tian-Le Wang +11
Spectator leakage poses a fundamental challenge to scalable quantum computing, particularly as frequency collisions become unavoidable in multi-qubit processors. We introduce a lea…
Electric-field independent spin-orbit coupling gap in hBN-encapsulated bilayer graphene
Fang-Ming Jing, Zhen-Xiong Shen, Guo-Quan Qin +8
The weak spin-orbit coupling (SOC) in bilayer graphene (BLG) is essential for encoding spin qubits while bringing technical challenges for extracting the opened small SOC gap Δ_SO…
Hysteretic responses of nanomechanical resonators based on crumpled few-layer graphene
Heng Lu, Chen Yang, Ce Zhang +8
Manipulating two-dimensional materials occasionally results in crumpled membranes. Their complicated morphologies feature an abundance of folds, creases and wrinkles that make each…
Switching spin filling sequence in a bilayer graphene quantum dot through trigonal warping
Guo-Quan Qin, Fang-Ming Jing, Tian-Yue Hao +5
We demonstrate a switchable electron shell structure in a bilayer graphene quantum dot by manipulating the trigonal warping effect upon electrical gating. Under a small perpendicul…
Electrically-tunable graphene nanomechanical resonators
Yi-Bo Wang, Zhuo-Zhi Zhang, Chen-Xu Wu +4
The excellent mechanical properties make graphene promising for realizing nanomechanical resonators with high resonant frequencies, large quality factors, strong nonlinearities, an…
Realizing Scalable Conditional Operations through Auxiliary Energy Levels
Sheng Zhang, Peng Duan, Yun-Jie Wang +19
In the noisy intermediate-scale quantum (NISQ) era, flexible quantum operations are essential for advancing large-scale quantum computing, as they enable shorter circuits that miti…
Tunable p-n junction barriers in few-electron bilayer graphene quantum dots
Fang-Ming Jing, Guo-Quan Qin, Zhuo-Zhi Zhang +2
Graphene quantum dots provide promising platforms for hosting spin, valley, or spin-valley qubits. Taking advantage of the electrically generated band gap and the ambipolar nature,…
Sliding nanomechanical resonators
Yue Ying, Zhuo-Zhi Zhang, Joel Moser +3
The motion of a vibrating object is determined by the way it is held. This simple observation has long inspired string instrument makers to create new sounds by devising elegant st…
Gate-Controlled Quantum Dots Based on Two-Dimensional Materials
Fang-Ming Jing, Zhuo-Zhi Zhang, Guo-Quan Qin +5
Two-dimensional (2D) materials are a family of layered materials exhibiting rich exotic phenomena, such as valley-contrasting physics. Down to single-particle level, unraveling fun…
Tunable parametric amplification of a graphene nanomechanical resonator in the nonlinear regime
Zi-Jia Su, Yue Ying, Xiang-Xiang Song +6
Parametric amplification is widely used in nanoelectro-mechanical systems to enhance the transduced mechanical signals. Although parametric amplification has been studied in differ…
Coherent phonon dynamics in spatially separated graphene mechanical resonators
Zhuo-Zhi Zhang, Xiang-Xiang Song, Gang Luo +9
Vibrational modes in mechanical resonators provide a promising candidate to interface and manipulate classical and quantum information. The observation of coherent dynamics between…
Strong indirect coupling between graphene-based mechanical resonators via a phonon cavity
Gang Luo, Zhuo-Zhi Zhang, Guang-Wei Deng +6
Mechanical resonators are promising systems for storing and manipulating information. To transfer information between mechanical modes, either direct coupling or an interface betwe…
Electrotunable artificial molecules based on van der Waals heterostructures
Zhuo-Zhi Zhang, Xiang-Xiang Song, Gang Luo +9
Quantum confinement has made it possible to detect and manipulate single-electron charge and spin states. The recent focus on two-dimensional (2D) materials has attracted significa…
Coupling graphene nanomechanical motion to a single-electron transistor
Gang Luo, Zhuo-Zhi Zhang, Guang-Wei Deng +5
Graphene-based electromechanical resonators have attracted much interest recently because of the outstanding mechanical and electrical properties of graphene and their various appl…
Quantum dot behavior in transition metal dichalcogenides nanostructures
Gang Luo, Zhuo-Zhi Zhang, Hai-Ou Li +5
Recently, transition metal dichalcogenides (TMDCs) semiconductors have been utilized for investigating quantum phenomena because of their unique band structures and novel electroni…
Temperature dependence of Coulomb oscillations in a few-layer two-dimensional WS2 quantum dot
Xiang-Xiang Song, Zhuo-Zhi Zhang, Jie You +5
Standard semiconductor fabrication techniques are used to fabricate a quantum dot (QD) made of WS2, where Coulomb oscillations were found. The full-width-at-half-maximum of the Cou…