88 citations · 472 across the 25 of their papers we have counts for
25 papers
Neutral atom quantum computing
M. Saffman
Neutral atom qubits are one of the leading approaches for implementation of a large scale quantum computer. The original proposals for neutral atom qubits were formulated more than…
Strategic Plan for Neutral Atom Quantum Computation
Adrian J. Menssen, Tout Wang, Michael Gullans +53
We present a strategic plan for neutral atom quantum computation, bringing together hardware development and theory advancements to achieve the goal of practical quantum advantage.…
Fault-tolerant quantum computation with static atomic buses
Matteo Bergonzoni, Laura Pecorari, Sam Norrell +3
Efficient quantum error correction and fault-tolerant quantum computing require scalable, high-fidelity long-range connectivity. In neutral-atom quantum computers, this is commonly…
Metasurfaces for neutral-atom trapping
Chengyu Fang, Minjeong Kim, Mark Saffman +2
Trapped neutral atoms are one of the leading platforms for quantum information technologies, in particular for quantum computing, but scaling them to array sizes needed for utility…
Entangling gate performance and fidelity limits with neutral atom Förster resonances
S. A. Norrell, Y. Shen, M. Saffman +1
Neutral-atom entangling gates are commonly analyzed with a single effective Rydberg-pair state, but near Förster resonances the pair manifold contains resonantly coupled interactio…
Silicon-on-sapphire metasurfaces generate arrays of dark and bright traps for neutral atoms
Chengyu Fang, Minjeong Kim, Hongyan Mei +10
We demonstrated crystalline silicon-on-sapphire (c-SOS) metasurfaces that convert a Gaussian beam into arrays of complex optical traps, including arrays of optical bottle beams tha…
Demonstration of a Logical Architecture Uniting Motion and In-Place Entanglement
Rich Rines, Benjamin Hall, Mariesa H. Teo +35
We demonstrate a logical neutral atom architecture that integrates atom motion with in-place entanglement to achieve lower overheads than entangling-zone approaches. Using a 114-qu…
Experimental observation of subabsorption
D. C. Gold, U. Saglam, S. Carpenter +5
We predict and experimentally demonstrate a new type of collective (cooperative) coupling effect where a disordered atomic ensemble absorbs light with a rise-time longer (i. e., at…
Quantum computing with atomic qubit arrays: confronting the cost of connectivity
M. Saffman
These notes present a review of the status of quantum computing with arrays of neutral atom qubits, an approach which has demonstrated remarkable progress in the last few years. Sc…
Fault-Tolerant Operation and Materials Science with Neutral Atom Logical Qubits
Matt. J. Bedalov, Matt Blakely, Peter. D. Buttler +27
We report on the fault-tolerant operation of logical qubits on a neutral atom quantum computer, with logical performance surpassing physical performance for multiple circuits inclu…
Interleaved dual-species arrays of single atoms using a passive optical element and one trapping laser
Chengyu Fang, Jared Miles, Jonathan Goldwin +8
We demonstrate trapping of individual rubidium (Rb) and cesium (Cs) atoms in an interleaved array of bright tweezers and dark bottle-beam traps, using a microfabricated optical ele…
Multi-scale architecture for fast optical addressing and control of large scale qubit arrays
T. M. Graham, E. Oh, M. Saffman
We present a technique for rapid site-selective control of the quantum state of particles in a large array using a combination of a fast deflector (e.g. an acousto-optic deflector)…
Speed, retention loss, and motional heating of atoms in an optical conveyor belt
G. T. Hickman, M. Saffman
The problem of high-speed transport for cold atoms with minimal heating has received considerable attention in theory and experiment. Much theoretical work has focused on solutions…
Long working distance objective lenses for single atom trapping and imaging
J. D. Pritchard, J. A. Isaacs, M. Saffman
We present a pair of optimized objective lenses with long working distances of 117~mm and 65~mm respectively that offer diffraction limited performance for both Cs and Rb wavelengt…
Measurement of Holmium Rydberg series through MOT depletion spectroscopy
J. Hostetter, J. D. Pritchard, J. E. Lawler +1
We report measurements of the absolute excitation frequencies of Ho and odd-parity Rydberg series. The states are detected through depletion of…
Doubly magic optical trapping for Cs atom hyperfine clock transitions
A. W. Carr, M. Saffman
We analyze doubly magic trapping of Cs hyperfine transitions including previously neglected contributions from the ground state hyperpolarizability and the interaction of the laser…
Magneto-Optical Trapping of Holmium Atoms
J. Miao, J. Hostetter, G. Stratis +1
We demonstrate sub-Doppler laser cooling and magneto-optical trapping of the rare earth element Holmium. Atoms are loaded from an atomic beam source and captured in six-beam $σ_+ -…
Analysis of a controlled phase gate using circular Rydberg states
T. Xia, X. L. Zhang, M. Saffman
We propose and analyze the implementation of a two qubit quantum gate using circular Rydberg states with maximum orbital angular momentum. The intrinsic quantum gate error is limit…
Coherent control of mesoscopic atomic ensembles for quantum information
I. I. Beterov, M. Saffman, V. P. Zhukov +8
We discuss methods for coherently controlling mesoscopic atomic ensembles where the number of atoms varies randomly from one experimental run to the next. The proposed schemes are…
A two-dimensional lattice of blue detuned atom traps using a projected Gaussian beam array
M. J. Piotrowicz, M. Lichtman, K. Maller +4
We describe a new type of blue detuned optical lattice for atom trapping which is intrinsically two dimensional, while providing three-dimensional atom localization. The lattice is…
A crossed vortex bottle beam trap for single-atom qubits
G. Li, S. Zhang, L. Isenhower +2
We demonstrate trapping and quantum state control of single Cesium atoms in a 532 nm wavelength bottle beam trap. The three dimensional trap is formed by crossing two unit charge v…
Doppler-free, Multi-wavelength Acousto-optic deflector for two-photon addressing arrays of Rb atoms in a Quantum Information Processor
Sangtaek Kim, Robert R. Mcleod, Mark Saffman +1
We demonstrate a dual wavelength acousto-optic deflector (AOD) designed to deflect two wavelengths to the same angles by driving with two RF frequencies. The AOD is designed as a b…
Compression and localization of an atomic cloud in a time dependent optical lattice
Will Williams, M. Saffman
We analyze a method of compressing a cloud of cold atoms by dynamic control of a far off resonance optical lattice. We show that by reducing the lattice spacing either continuously…
Two-dimensional atomic lithography by sub-micron focusing of atomic beams
W. Williams, M. Saffman
We analyze a method for serial writing of arbitrary two-dimensional patterns using optical focusing of a collimated atomic beam. A spatial light modulator is used in a side illumin…