3 papers
quant-ph2024
High-fidelity heralded quantum state preparation and measurement
A. S. Sotirova, J. D. Leppard, A. Vazquez-Brennan +4
We present a novel protocol for high-fidelity qubit state preparation and measurement (SPAM) that combines standard SPAM methods with a series of in-sequence measurements to detect…
quant-ph2024
Utility of virtual qubits in trapped-ion quantum computers
Saumya Shivam, Fabian Pokorny, Andres Vazquez-Brennan +5
We propose encoding multiple qubits inside ions in existing trapped-ion quantum computers to access more qubits and to simplify circuits implementing standard algorithms. By using…
quant-ph2023
Low Cross-Talk Optical Addressing of Trapped-Ion Qubits Using a Novel Integrated Photonic Chip
A. S. Sotirova, B. Sun, J. D. Leppard +10
Individual optical addressing in chains of trapped atomic ions requires generation of many small, closely spaced beams with low cross-talk. Furthermore, implementing parallel opera…