Manucharyan-Koch-Glazman-Devoret 2009 fluxonium: a Josephson junction shunted by a large superinductance (typically L ≈ μH, implemented as an array of ~100 junctions) plus a small capacitance. Hamiltonian: H = 4E_C n̂² + ½E_L(φ̂ − φ_ext)²…
Manucharyan-Koch-Glazman-Devoret 2009 fluxonium: a Josephson junction shunted by a large superinductance (typically L ≈ μH, implemented as an array of ~100 junctions) plus a small capacitance. Hamiltonian: H = 4E_C n̂² + ½E_L(φ̂ − φ_ext)²…