537 citations · 2.1k across the 22 of their papers we have counts for
22 papers
Fast Ion Gates Outside the Lamb-Dicke Regime by Robust Quantum Optimal Control
Xiaodong Yang, Yiheng Lin, Yao Lu +1
We present a robust quantum optimal control framework for implementing fast entangling gates on ion-trap quantum processors. The framework leverages tailored laser pulses to drive…
Non-Hermitian skin effect in a single trapped ion
Ziguang Lin, Yiheng Lin, Wei Yi
Non-Hermitian skin effect (NHSE) describes the exponential localization of all eigenstates toward boundaries in non-Hermitian systems, and has attracted intense research interest o…
Preserving multi-level quantum coherence by dynamical decoupling
Xinxing Yuan, Yue Li, Mengxiang Zhang +6
Quantum information processing with multi-level systems (qudits) provides additional features and applications than the two-level systems. However, qudits are more prone to dephasi…
Observation of spin-tensor induced topological phase transitions of triply degenerate points with a trapped ion
Mengxiang Zhang, Xinxing Yuan, Xi-Wang Luo +6
Triply degenerate points (TDPs), which correspond to new types of topological semimetals, can support novel quasiparticles possessing effective integer spins while preserving Fermi…
Experimental Demonstration of Swift Analytical Universal Control over Nearby Transitions
Yue Li, Zhi-Cheng He, Xinxing Yuan +8
Along with the scaling of dimensions in quantum systems, transitions between the system's energy levels would become close in frequency, which are conventionally resolved by weak a…
High-fidelity single-shot readout of single electron spin in diamond with spin-to-charge conversion
Qi Zhang, Yuhang Guo, Wentao Ji +8
High fidelity single-shot readout of qubits is a crucial component for fault-tolerant quantum computing and scalable quantum networks. In recent years, the nitrogen-vacancy (NV) ce…
Verifying the upper bound on the speed of scrambling with the analogue Hawking radiation of trapped ions
Zehua Tian, Yiheng Lin, Uwe R. Fischer +1
A general bound on the Lyapunov exponent of a quantum system is given by , where is the system temperature, as established by Maldacena, Shenker, and Stanfo…
Quantum entanglement between an atom and a molecule
Yiheng Lin, David R. Leibrandt, Dietrich Leibfried +1
Conventional information processors freely convert information between different physical carriers to process, store, or transmit information. It seems plausible that quantum infor…
Precision frequency-comb terahertz spectroscopy on pure quantum states of a single molecular ion
Chin-wen Chou, Alejandra L. Collopy, Christoph Kurz +7
Spectroscopy is a powerful tool for studying molecules and is commonly performed on large thermal molecular ensembles that are perturbed by motional shifts and interactions with th…
Spin detection with a micromechanical trampoline: Towards magnetic resonance microscopy harnessing cavity optomechanics
Ran Fischer, Dylan P. McNally, Chris Reetz +4
We explore the prospects and benefits of combining the techniques of cavity optomechanics with efforts to image spins using magnetic resonance force microscopy (MRFM). In particula…
Self-calibrating vector atomic magnetometry through microwave polarization reconstruction
Tobias Thiele, Yiheng Lin, Mark O. Brown +1
Atomic magnetometry is one of the most sensitive ways to measure magnetic fields. We present a method for converting a naturally scalar atomic magnetometer into a vector magnetomet…
Quantum optimal control of the dissipative production of a maximally entangled state
Karl P. Horn, Florentin Reiter, Yiheng Lin +2
Entanglement generation can be robust against noise in approaches that deliberately incorporate dissipation into the system dynamics. The presence of additional dissipation channel…
Measurement-based entanglement of noninteracting bosonic atoms
Brian J. Lester, Yiheng Lin, Mark O. Brown +5
We demonstrate the ability to extract a spin-entangled state of two neutral atoms via postselection based on a measurement of their spatial configuration. Typically, entangled stat…
Population mixing due to dipole-dipole interactions in a 1D array of multilevel atoms
Ewan Munro, Ana Asenjo-Garcia, Yiheng Lin +3
We examine theoretically how dipole-dipole interactions arising from multiple photon scattering lead to a modified distribution of ground state populations in a driven, ordered 1D…
High-Fidelity Universal Gate Set for Be Ion Qubits
J. P. Gaebler, T. R. Tan, Y. Lin +8
We report high-fidelity laser-beam-induced quantum logic gates on magnetic-field-insensitive qubits comprised of hyperfine states in Be ions with a memory coherence time…
On the Origins of Near-Surface Stresses in Silicon around Cu-filled and CNT-filled Through Silicon Vias
Ye Zhu, Kaushik Ghosh, Hong Yu Li +3
Micro-Raman spectroscopy was employed to study the near-surface stress distributions and origins in Si around through silicon vias (TSVs) at both room temperature and elevated temp…
Multi-Element Logic Gates for Trapped-Ion Qubits
T. R. Tan, J. P. Gaebler, Y. Lin +4
Precision control over hybrid physical systems at the quantum level is important for the realization of many quantum-based technologies. In the field of quantum information process…
Dissipative quantum control of a spin chain
Giovanna Morigi, Juergen Eschner, Cecilia Cormick +3
A protocol is discussed for preparing a spin chain in a generic many-body state in the asymptotic limit of tailored non-unitary dynamics. The dynamics require the spectral resoluti…
Dissipative production of a maximally entangled steady state
Y. Lin, J. P. Gaebler, F. Reiter +5
Entangled states are a key resource in fundamental quantum physics, quantum cryp-tography, and quantum computation [1].To date, controlled unitary interactions applied to a quantum…
Demonstration of a dressed-state phase gate for trapped ions
T. R. Tan, J. P Gaebler, R. Bowler +4
We demonstrate a trapped-ion entangling-gate scheme proposed by Bermudez et al. [Phys. Rev. A 85, 040302 (2012)]. Simultaneous excitation of a strong carrier and a single-sideband…
Coherent Diabatic Ion Transport and Separation in a Multi-Zone Trap Array
R. Bowler, J. Gaebler, Y. Lin +6
We investigate the motional dynamics of single and multiple ions during transport between and separation into spatially distinct locations in a multi-zone linear Paul trap. A singl…
Randomized Benchmarking of Multi-Qubit Gates
J. P. Gaebler, A. M. Meier, T. R. Tan +8
As experimental platforms for quantum information processing continue to mature, characterization of the quality of unitary gates that can be applied to their quantum bits (qubits)…