3 papers
quant-ph2026
Quantum-limited imaging using diffractive optical neural networks
Aakash Warke, Aonan Zhang, A. I. Lvovsky
We cast general imaging as multiparameter quantum estimation of band-limited spatial-frequency amplitudes. For separable (single-copy) measurements, we compute precision limits usi…
quant-ph2026
Passive Imaging with Quantum Advantage
Li Gong, Aonan Zhang, Madhura Ghosh Dastidar +2
Far-field optical imaging inevitably involves low-pass spatial filtering, limiting the resolution. Moreover, conventional imaging suppresses high spatial frequency components close…
quant-ph2026
Time Crystals as Passively Protected Oscillating Qubits
Mert Esencan, A. I. Lvovsky, Berislav BuÄa
Protecting information against decoherence in open quantum systems remains a central challenge for quantum computing. In particular, passive error correction schemes have so far be…