Long-range interacting quantum systems
In this review recent investigations are summarized of many-body quantum systems with
long-range interactions, which are currently realized in Rydberg atom arrays, dipolar …
long-range interactions, which are currently realized in Rydberg atom arrays, dipolar …
Quantum information scrambling: from holography to quantum simulators
In this review, we present the ongoing developments in bridging the gap between
holography and experiments. To this end, we discuss information scrambling and models of …
holography and experiments. To this end, we discuss information scrambling and models of …
Tunable quantum simulation of spin models with a two-dimensional ion crystal
Quantum spin models have been extensively used to study the properties of strongly
correlated systems and to find approximate solutions to combinatorial optimization …
correlated systems and to find approximate solutions to combinatorial optimization …
Liquid-Nitrogen-Cooled Optical Clock with Systematic Uncertainty of
Y Huang, B Zhang, M Zeng, Y Hao, Z Ma, H Zhang… - Physical Review …, 2022 - APS
We present a liquid-nitrogen-cooled Ca+ optical clock with an overall systematic uncertainty
of 3.0× 10− 18. In contrast to the room-temperature Ca+ optical clock that we have reported …
of 3.0× 10− 18. In contrast to the room-temperature Ca+ optical clock that we have reported …
Realizing coherently convertible dual-type qubits with the same ion species
Trapped ions constitute one of the most promising systems for implementing quantum
computing and networking,. For large-scale ion-trap-based quantum computers and …
computing and networking,. For large-scale ion-trap-based quantum computers and …
Benchmarking a trapped-ion quantum computer with 29 algorithmic qubits
Quantum computers are rapidly becoming more capable, with dramatic increases in both
qubit count and quality. Among different hardware approaches, trapped-ion quantum …
qubit count and quality. Among different hardware approaches, trapped-ion quantum …
Polarization-gradient cooling of 1D and 2D ion Coulomb crystals
We present experiments on polarization gradient cooling of Ca+ multi-ion Coulomb crystals
in a linear Paul trap. Polarization gradient cooling of the collective modes of motion whose …
in a linear Paul trap. Polarization gradient cooling of the collective modes of motion whose …
Electromagnetically Induced Transparency Cooling of High-Nuclear-Spin Ions
C Huang, C Wang, H Zhang, H Hu, Z Wang, Z Mao… - Physical Review Letters, 2024 - APS
We report the electromagnetically induced transparency (EIT) cooling of Ba+ 137 ions with a
nuclear spin of I= 3/2, which are a good candidate of qubits for future large-scale trapped-ion …
nuclear spin of I= 3/2, which are a good candidate of qubits for future large-scale trapped-ion …
Benchmarking a trapped-ion quantum computer with 30 qubits
JS Chen, E Nielsen, M Ebert, V Inlek, K Wright… - Quantum, 2024 - quantum-journal.org
Quantum computers are rapidly becoming more capable, with dramatic increases in both
qubit count [1] and quality [2]. Among different hardware approaches, trapped-ion quantum …
qubit count [1] and quality [2]. Among different hardware approaches, trapped-ion quantum …
Exploiting nonclassical motion of a trapped ion crystal for quantum-enhanced metrology of global and differential spin rotations
We theoretically investigate prospects for the creation of nonclassical spin states in trapped
ion arrays by coupling to a squeezed state of the collective motion of the ions. The …
ion arrays by coupling to a squeezed state of the collective motion of the ions. The …