566 citations · 4.3k across the 33 of their papers we have counts for
33 papers
Squeezing Towards the Heisenberg Limit with Locally Interacting Spins
Nazli Ugur Koyluoglu, Shankari V. Rajagopal, Gabriel L. Moreau +3
We propose a robust approach to spin squeezing with local interactions that approaches the Heisenberg limit of phase sensitivity. To generate the requisite entanglement, we general…
Spin Squeezing by Rydberg Dressing in an Array of Atomic Ensembles
Jacob A. Hines, Shankari V. Rajagopal, Gabriel L. Moreau +4
We report on the creation of an array of spin-squeezed ensembles of cesium atoms via Rydberg dressing, a technique that offers optical control over local interactions between neutr…
Engineering Graph States of Atomic Ensembles by Photon-Mediated Entanglement
Eric S. Cooper, Philipp Kunkel, Avikar Periwal +1
Graph states are versatile resources for quantum computation and quantum-enhanced measurement. Their generation illustrates a high level of control over entanglement. We report on…
Programmable Interactions and Emergent Geometry in an Atomic Array
Avikar Periwal, Eric S. Cooper, Philipp Kunkel +3
Interactions govern the flow of information and the formation of correlations in quantum systems, dictating the phases of matter found in nature and the forms of entanglement gener…
Number Partitioning with Grover's Algorithm in Central Spin Systems
Galit Anikeeva, Ognjen Marković, Victoria Borish +7
Numerous conceptually important quantum algorithms rely on a black-box device known as an oracle, which is typically difficult to construct without knowing the answer to the proble…
Protecting Spin Coherence in a Tunable Heisenberg Model
Emily J. Davis, Avikar Periwal, Eric S. Cooper +4
Using an ensemble of atoms in an optical cavity, we engineer a family of nonlocal Heisenberg Hamiltonians with continuously tunable anisotropy of the spin-spin couplings. We thus g…
Quantum Simulators: Architectures and Opportunities
Ehud Altman, Kenneth R. Brown, Giuseppe Carleo +34
Quantum simulators are a promising technology on the spectrum of quantum devices from specialized quantum experiments to universal quantum computers. These quantum devices utilize…
Transverse-Field Ising Dynamics in a Rydberg-Dressed Atomic Gas
Victoria Borish, Ognjen Marković, Jacob A. Hines +2
We report on the realization of long-range Ising interactions in a cold gas of cesium atoms by Rydberg dressing. The interactions are enhanced by coupling to Rydberg states in the…
New Technologies for Discovery
Z. Ahmed, A. Apresyan, M. Artuso +80
For the field of high energy physics to continue to have a bright future, priority within the field must be given to investments in the development of both evolutionary and transfo…
Measuring operator size growth in quantum quench experiments
Xiao-Liang Qi, Emily J. Davis, Avikar Periwal +1
Operator scrambling denotes the evolution of a simple operator into a complicated one (in the Heisenberg picture), which characterizes quantum chaos in many-body systems. More spec…
Treelike interactions and fast scrambling with cold atoms
Gregory Bentsen, Tomohiro Hashizume, Anton S. Buyskikh +4
We propose an experimentally realizable quantum spin model that exhibits fast scrambling, based on non-local interactions which couple sites whose separation is a power of 2. By co…
Integrable and chaotic dynamics of spins coupled to an optical cavity
Gregory Bentsen, Ionut-Dragos Potirniche, Vir B. Bulchandani +5
We show that a class of random all-to-all spin models, realizable in systems of atoms coupled to an optical cavity, gives rise to a rich dynamical phase diagram due to the pairwise…
Spectrum, Landau-Zener theory and driven-dissipative dynamics of a staircase of photons
J. Marino, Y. E. Shchadilova, M. Schleier-Smith +1
We study the production of photons in a model of three bosonic atomic modes non-linearly coupled to a cavity mode. In absence of external driving and dissipation, the energy levels…
Photon-Mediated Spin-Exchange Dynamics of Spin-1 Atoms
Emily J. Davis, Gregory Bentsen, Lukas Homeier +2
We report direct observations of photon-mediated spin-exchange interactions in an atomic ensemble. Interactions extending over a distance of 500 microns are generated within a clou…
Painting Non-Classical States of Spin or Motion with Shaped Single Photons
Emily J. Davis, Zhaoyou Wang, Amir H. Safavi-Naeini +1
We propose a robust scheme for generating macroscopic superposition states of spin or motion with the aid of a single photon. Shaping the wave packet of the photon enables high-fid…
Quantum Sensing for High Energy Physics
Zeeshan Ahmed, Yuri Alexeev, Giorgio Apollinari +113
Report of the first workshop to identify approaches and techniques in the domain of quantum sensing that can be utilized by future High Energy Physics applications to further the s…
One- and two-axis squeezing of atomic ensembles in optical cavities
Johannes Borregaard, Emily D. Davis, Greg S. Bentsen +2
The strong light-matter coupling attainable in optical cavities enables the generation of highly squeezed states of atomic ensembles. It was shown in [Phys. Rev. A 66, 022314 (2002…
Floquet symmetry-protected topological phases in cold atomic systems
Ionut-Dragos Potirniche, Andrew C. Potter, Monika Schleier-Smith +2
We propose and analyze two distinct routes toward realizing interacting symmetry-protected topological (SPT) phases via periodic driving. First, we demonstrate that a driven transv…
Measuring the scrambling of quantum information
Brian Swingle, Gregory Bentsen, Monika Schleier-Smith +1
We provide a protocol to measure out-of-time-order correlation functions. These correlation functions are of theoretical interest for diagnosing the scrambling of quantum informati…
Bloch state tomography using Wilson lines
Tracy Li, Lucia Duca, Martin Reitter +6
Topology and geometry are essential to our understanding of modern physics, underlying many foundational concepts from high energy theories, quantum information, and condensed matt…
Approaching the Heisenberg limit without single-particle detection
Emily Davis, Gregory Bentsen, Monika Schleier-Smith
We propose an approach to quantum phase estimation that can attain precision near the Heisenberg limit without requiring single-particle-resolved state detection. We show that the…
An Aharonov-Bohm interferometer for determining Bloch band topology
Lucia Duca, Tracy Li, Martin Reitter +3
The geometric structure of an energy band in a solid is fundamental for a wide range of many-body phenomena in condensed matter and is uniquely characterized by the distribution of…
Dynamic Optical Superlattices with Topological Bands
Stefan K. Baur, Monika H. Schleier-Smith, Nigel R. Cooper
We introduce an all-optical approach to producing high-flux synthetic magnetic fields for neutral atoms or molecules by designing intrinsically time-periodic optical superlattices.…
Generating Entangled Spin States for Quantum Metrology by Single-Photon Detection
Robert McConnell, Hao Zhang, Senka Ćuk +3
We propose and analyze a probabilistic but heralded scheme to generate pure, entangled, non-Gaussian states of collective spin in large atomic ensembles by means of single-photon d…