Progress in trapped-ion quantum simulation
Trapped ions offer long coherence times and high fidelity, programmable quantum
operations, making them a promising platform for quantum simulation of condensed matter …
operations, making them a promising platform for quantum simulation of condensed matter …
Quantum sensing and metrology for fundamental physics with molecules
Quantum sensing and metrology use coherent superposition states of quantum systems to
detect and measure physical effects of interest. Their sensitivity is typically limited by the …
detect and measure physical effects of interest. Their sensitivity is typically limited by the …
Essay: Quantum Sensing with Atomic, Molecular, and Optical Platforms for Fundamental Physics
Atomic, molecular, and optical (AMO) physics has been at the forefront of the development of
quantum science while laying the foundation for modern technology. With the growing …
quantum science while laying the foundation for modern technology. With the growing …
GHZ protocols enhance frequency metrology despite spontaneous decay
The use of correlated states and measurements promises improvements in the accuracy of
frequency metrology and the stability of atomic clocks. However, develo** strategies …
frequency metrology and the stability of atomic clocks. However, develo** strategies …
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 …
Scalable spin squeezing from critical slowing down in short-range interacting systems
Long-range spin-spin interactions are known to generate nonequilibrium dynamics that can
squeeze the collective spin of a quantum spin ensemble in a scalable manner, leading to …
squeeze the collective spin of a quantum spin ensemble in a scalable manner, leading to …
Rotor/spin-wave theory for quantum spin models with U (1) symmetry
The static and dynamical properties of finite-size lattice quantum spin models which
spontaneously break a continuous U (1) symmetry in the thermodynamic limit are of central …
spontaneously break a continuous U (1) symmetry in the thermodynamic limit are of central …
Entanglement transitions induced by quantum-data collection
We present an entanglement transition in an array of qubits, induced by the transfer of
quantum information from a system to a quantum computer. This quantum-data collection is …
quantum information from a system to a quantum computer. This quantum-data collection is …
Multiqubit quantum state preparation enabled<? pag\break?> by topology optimization
A Miguel-Torcal, A González-Tudela… - Optica …, 2024 - opg.optica.org
Using topology optimization, we inverse-design nanophotonic cavities enabling the
preparation of pure states of pairs and triples of quantum emitters. Our devices involve …
preparation of pure states of pairs and triples of quantum emitters. Our devices involve …
Validating phase-space methods with tensor networks in two-dimensional spin models with power-law interactions
Using a recently developed extension of the time-dependent variational principle for matrix
product states, we evaluate the dynamics of 2D power-law interacting XXZ models …
product states, we evaluate the dynamics of 2D power-law interacting XXZ models …