Quantum electromechanics: Quantum tunneling near resonance and qubits from buckling nanoscale bars
Quantum electromechanics: Quantum tunneling near resonance and qubits from buckling nanoscale bars
Analyzing recent experimental results [Reulet et al., Phys. Rev. Lett. 85, 2829 (2000); Izmalkov et al., Europhys. Lett. 65, 844 (2004)], we find strikingly similar behaviors between two very different systems: three-junction superconducting qubits and suspended carbon nanotubes. When these different systems are ac-driven near their resonances, the resonance single-peak, …