3 papers
quant-ph2026
Improving Dynamical Decoupling for Trapped-Ion QCCD Quantum Computers
William M. Watkins, Leigh M. Norris, Ross Hutson +3
We examine the impact of scheduling errors on dynamical decoupling (DD) in trapped-ion quantum charge-coupled devices (QCCDs) and develop better strategies for reducing memory erro…
quant-ph2026
Superresolution in Quantum Noise Spectroscopy via Filter Design
Joseph T. Iosue, Paraj Titum, Taohan Lin +2
Resolving signals with closely spaced frequencies is central to applications in communications, spectroscopy and sensing. Recent results have shown that quantum sensing protocols c…
quant-ph2026
Performance limits of a quantum receiver for detecting phase-modulated communication signals
William M. Watkins, Leigh Norris, Paraj Titum
Quantum sensors are an ideal candidate for detecting weak electromagnetic signals because of their exceptional sensitivity and compact form factor. In this work, we analyze the per…