Nonlinear interactions in discrete time crystals increase the system-size scaling exponent of quantum Fisher information approximately linearly with nonlinearity strength, enhancing sensing precision while preserving quadratic time scaling.
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quant-ph 3years
2026 3verdicts
UNVERDICTED 3representative citing papers
Compressive spectral multiplexing via FMLO in a waveguide-coupled Rydberg receiver compresses over 640 MHz spectrum into 126 kHz atomic bandwidth with compression ratio exceeding 1000 and ~10 dB SNR gain via maximal-ratio combining.
Modular non-Hermitian systems enrich skin effect and bulk-boundary breakdown while enhancing sensing performance near spectral topological phase transitions, including multi-parameter cases.
citing papers explorer
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Nonlinearity-enhanced Quantum Sensing in Discrete Time Crystal Probes
Nonlinear interactions in discrete time crystals increase the system-size scaling exponent of quantum Fisher information approximately linearly with nonlinearity strength, enhancing sensing precision while preserving quadratic time scaling.
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Compressive Spectrum Sensing via Spectral Multiplexing in Rydberg Atomic Receiver
Compressive spectral multiplexing via FMLO in a waveguide-coupled Rydberg receiver compresses over 640 MHz spectrum into 126 kHz atomic bandwidth with compression ratio exceeding 1000 and ~10 dB SNR gain via maximal-ratio combining.
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Modular non-Hermitian topology and its application to critical sensing
Modular non-Hermitian systems enrich skin effect and bulk-boundary breakdown while enhancing sensing performance near spectral topological phase transitions, including multi-parameter cases.