papers

Publications (6)

quant-ph2024

Strong coherent ion-electron coupling using a wire data bus

Baiyi Yu, Ralf Betzholz, Jianming Cai

Ion-ion coupling over long distances represents a highly useful resource for quantum technologies, for example, to sympathetically cool or interconnect qubits in ion-based quantum-…

quant-ph2021

Precise Spectroscopy of High-Frequency Oscillating Fields with a Single-Qubit Sensor

Yaoming Chu, Pengcheng Yang, Musang Gong +5

Precise spectroscopy of oscillating fields plays significant roles in many fields. Here, we propose an experimentally feasible scheme to measure the frequency of a fast-oscillating…

quant-ph2026

Transient dynamics of parametric driving for single-electron image current detection in a Paul trap

Baiyi Yu, Andris Huang, Isabel Sacksteder +1

Nondestructive detection of single-electron motion is crucial for quantum information processing with electrons trapped in Paul traps. The standard approach in Penning traps is to…

quant-ph2026

Engineered Randomness for Ubiquitous Quantum-Enhanced Metrology in Exponential-Dimensional Manifolds

Yaoming Chu, Baiyi Yu, Hartmut Häffner +3

The exponential growth of many-body Hilbert space presents a fundamental barrier to quantum technology, obscuring the search for physically significant states within an astronomica…

quant-ph2023

Engineering artificial atomic systems of giant electric dipole moment

Baiyi Yu, Yaoming Chu, Ralf Betzholz +2

The electric dipole moment (EDM) plays a crucial role in determining the interaction strength of an atom with electric fields, making it paramount to quantum technologies based on…

quant-ph2021

Dynamic framework for criticality-enhanced quantum sensing

Yaoming Chu, Shaoliang Zhang, Baiyi Yu +1

Quantum criticality, as a fascinating quantum phenomenon, may provide significant advantages for quantum sensing. Here we propose a dynamic framework for quantum sensing with a fam…