Rabi-like oscillations of an anharmonic oscillator: Classical versus quantum interpretation
Rabi-like oscillations of an anharmonic oscillator: Classical versus quantum interpretation
We have observed Rabi-like oscillations in a current-biased dc superconducting quantum interference device presenting enhanced coherence times compared to our previous realization [J. Claudon et al., Phys. Rev. Lett. 93, 187003 (2004)]. This Josephson device behaves as an anharmonic oscillator which can be driven into a coherent superposition of quantum …