537 citations · 2.2k across the 24 of their papers we have counts for
24 papers
Predicting molecular vibronic spectra using time-domain analog quantum simulation
Ryan J. MacDonell, Tomas Navickas, Tim F. Wohlers-Reichel +8
Spectroscopy is one of the most accurate probes of the molecular world. However, predicting molecular spectra accurately is computationally difficult because of the presence of ent…
Scalable hyperfine qubit state detection via electron shelving in the D and F manifolds in Yb
C. L. Edmunds, T. R. Tan, A. R. Milne +3
Qubits encoded in hyperfine states of trapped ions are ideal for quantum computation given their long lifetimes and low sensitivity to magnetic fields, yet they suffer from off-res…
Precision Characterization of the D State and Quadratic Zeeman Coefficient in Yb
T. R. Tan, C. L. Edmunds, A. R. Milne +2
We report measurements of the branching fraction, hyperfine constant, and second-order Zeeman coefficient of the D level in Yb with up to two orders-of-magnitud…
Precision measurement of the and quadrupole moments in Lu
R. Kaewuam, T. R. Tan, Zhiqiang Zhang +3
Precision measurements of the Lu and quadrupole moments have been carried out giving and , respect…
Ion transport and reordering in a two-dimensional trap array
Y. Wan, R. Jördens, S. D. Erickson +7
Scaling quantum information processors is a challenging task, requiring manipulation of a large number of qubits with high fidelity and a high degree of connectivity. For trapped i…
Hyperfine averaging by dynamic decoupling in a multi-ion lutetium clock
R. Kaewuam, T. R. Tan, K. J. Arnold +3
We propose and experimentally demonstrate a scheme which effects hyperfine averaging during a Ramsey interrogation of a clock transition. The method eliminates the need to average…
Magic wavelength of the Ba clock transition
S. R. Chanu, V. P. W. Koh, K. J. Arnold +5
The zero crossing of the dynamic differential scalar polarizability of the clock transition in Ba has been determined to be THz. Toget…
Measurements of the branching ratios for decays in Ba
K. J. Arnold, S. R. Chanu, R. Kaewuam +5
Measurement of the branching ratios for decays to and in Ba are reported with the decay probability from to measu…
Quantum gate teleportation between separated qubits in a trapped-ion processor
Yong Wan, Daniel Kienzler, Stephen D. Erickson +9
Large-scale quantum computers will require quantum gate operations between widely separated qubits. A method for implementing such operations, known as quantum gate teleportation (…
Spectroscopy of the -to- clock transition in Lu
R. Kaewuam, T. R. Tan, K. J. Arnold +1
High precision spectroscopy of the -to- clock transition of Lu is reported. Measurements are performed with Hertz level precision with the accuracy of the h…
Oscillating quadrupole effects in high precision metrology
Kyle J. Arnold, R. Kaewuan, T. R. Tan +1
The influence of oscillating quadrupole fields on atomic energy levels is examined theoretically and general expressions for the quadrupole matrix elements are given. The results a…
Dynamic polarizability measurements in Lu
K. J. Arnold, R. Kaewuam, T. R. Tan +3
We measure the differential polarizability of the Lu -to- clock transition at multiple wavelengths. This experimentally characterizes the differential…
Oscillating magnetic field effects in high precision metrology
H. C. J. Gan, G. Maslennikov, K. W. Tseng +5
We examine a range of effects arising from ac magnetic fields in high precision metrology. These results are directly relevant to high precision measurements, and accuracy assessme…
Blackbody radiation shift assessment for a lutetium ion clock
Kyle J. Arnold, Rattakorn Kaewuam, Arpan Roy +2
We measure the dynamic differential scalar polarizabilities at 10.6 m for two candidate clock transitions in . The fractional black body radiation (BBR) shi…
Laser spectroscopy of Lu
R. Kaewuam, A. Roy, T. R. Tan +2
We perform high resolution spectroscopy on Lu including the and clock transitions. Hyperfine structures and…
Chained Bell Inequality Experiment with High-Efficiency Measurements
T. R. Tan, Y. Wan, S. Erickson +6
We report correlation measurements on two Be ions that violate a chained Bell inequality obeyed by any local-realistic theory. The correlations can be modeled as derived fr…
High-Fidelity Universal Gate Set for Be Ion Qubits
J. P. Gaebler, T. R. Tan, Y. Lin +8
We report high-fidelity laser-beam-induced quantum logic gates on magnetic-field-insensitive qubits comprised of hyperfine states in Be ions with a memory coherence time…
Preparation of entangled states through Hilbert space engineering
Y. Lin, J. P. Gaebler, F. Reiter +10
Entangled states are a crucial resource for quantum-based technologies such as quantum computers and quantum communication systems (1,2). Exploring new methods for entanglement gen…
Multi-Element Logic Gates for Trapped-Ion Qubits
T. R. Tan, J. P. Gaebler, Y. Lin +4
Precision control over hybrid physical systems at the quantum level is important for the realization of many quantum-based technologies. In the field of quantum information process…
Dissipative production of a maximally entangled steady state
Y. Lin, J. P. Gaebler, F. Reiter +5
Entangled states are a key resource in fundamental quantum physics, quantum cryp-tography, and quantum computation [1].To date, controlled unitary interactions applied to a quantum…
Demonstration of a dressed-state phase gate for trapped ions
T. R. Tan, J. P Gaebler, R. Bowler +4
We demonstrate a trapped-ion entangling-gate scheme proposed by Bermudez et al. [Phys. Rev. A 85, 040302 (2012)]. Simultaneous excitation of a strong carrier and a single-sideband…
Sympathetic EIT laser cooling of motional modes in an ion chain
Y. Lin, J. P. Gaebler, T. R. Tan +4
We use electromagnetically induced transparency (EIT) laser cooling to cool motional modes of a linear ion chain. As a demonstration, we apply EIT cooling on ions to co…
Coherent Diabatic Ion Transport and Separation in a Multi-Zone Trap Array
R. Bowler, J. Gaebler, Y. Lin +6
We investigate the motional dynamics of single and multiple ions during transport between and separation into spatially distinct locations in a multi-zone linear Paul trap. A singl…
Randomized Benchmarking of Multi-Qubit Gates
J. P. Gaebler, A. M. Meier, T. R. Tan +8
As experimental platforms for quantum information processing continue to mature, characterization of the quality of unitary gates that can be applied to their quantum bits (qubits)…