Breaking Rayleigh’s curse: broadband frequency super-resolution via a quantum harmonic oscillator
H. Wu, G. D. Mitts, C. Z. C. Ho, J. A. Rabinowitz, and E. R. Hudson
npj Quantum Information (2026)
Open paperResearch / 03 / selected publications
Wideband quantum sensing
Using trapped-ion motion as a phase-sensitive sensor for radio-frequency fields across bandwidths inaccessible to conventional quantum probes.
2026
Persistent Quantum-Enhanced Frequency Sensing with T⁻³ᐟ² Scaling
C. Z. C. Ho, H. Wu, G. D. Mitts, J. A. Rabinowitz, and E. R. Hudson
arXiv:2609.22046
Open paperNonlinear-Enhanced Wideband Sensing via Subharmonic Excitation of a Quantum Harmonic Oscillator
H. Wu, C. Z. C. Ho, G. D. Mitts, J. A. Rabinowitz, and E. R. Hudson
Physical Review Letters 136, 170801
Open paper