scqubits.core.transmon#

Classes

Transmon(EJ, EC, ng, ncut[, truncated_dim, ...])

Class for the Cooper-pair-box and transmon qubit. The Hamiltonian is represented in dense form in the number basis, \(H_\text{CPB}=4E_\text{C}(\hat{n}-n_g)^2-\frac{E_\text{J}}{2}( |n\rangle\langle n+1|+\text{h.c.})\). Initialize with, for example::.

TunableTransmon(EJmax, EC, d, flux, ng, ncut)

Class for the flux-tunable transmon qubit.