HybridSuperQubits

Getting started

  • Installation
    • Requirements
    • Quick install
    • Minimal install
    • Apple Silicon (M1/M2/M3/M4)
    • Development install
    • Optional dependency groups
  • Quick start
    • Creating a FerBo qubit
    • Computing eigenvalues and eigenstates
    • Energy spectrum vs flux
    • Wavefunction visualization
    • Matrix elements
    • Noise analysis
    • Saving and loading results
    • Other qubit types
    • Unit conversions

Background

  • Theory background
    • The FerBo qubit
      • Protection mechanism
      • Berry phase correction
      • Flux grouping schemes
    • Andreev pair qubit
    • Fluxonium
    • Gatemon
    • Gatemonium
    • Josephson junction array (JJA)
    • Resonator
    • Noise channels

API reference

  • API reference
    • QubitBase
      • QubitBase
    • Ferbo
      • Ferbo
    • Andreev
      • Andreev
    • Fluxonium
      • Fluxonium
    • Gatemon
      • Gatemon
    • Gatemonium
      • Gatemonium
    • Josephson junction array (JJA)
      • JosephsonJunctionArray
    • Resonator
      • Resonator
    • Operators
      • state_to_density_matrix()
      • ptrace()
      • purity()
      • trace_distance()
      • fidelity()
      • destroy()
      • creation()
      • sigma_x()
      • sigma_y()
      • sigma_z()
      • cos_phi()
      • sin_phi()
    • Noise
      • S_capacitive()
      • S_inductive()
      • S_flux_bias_line()
      • S_charge_impedance()
      • S_one_over_f_flux()
      • S_critical_current()
      • S_andreev()
      • default_Q_cap()
      • default_Q_ind_factory()
      • transition_omega()
      • t1_from_spectral_density()
      • t1_capacitive()
      • t1_inductive()
      • t1_flux_bias_line()
      • tphi_1_over_f()
      • tphi_CQPS()
      • t1_table_from_spectral_density()
      • tphi_1_over_f_table()
      • tphi_cqps_table()
    • Utilities
      • calculate_error_metrics()
      • sin_kphi_operator()
      • cos_kphi_operator()
      • L_to_El()
      • C_to_Ec()
      • El_to_L()
      • Ec_to_C()
    • Storage
      • SpectrumData

Additional resources

  • Examples
    • Available notebooks
    • Running the examples
  • Citing HybridSuperQubits
    • Paper
    • Software
  • Changelog
    • [Unreleased]
    • [v0.12.0] - 2026-05-16
      • New Features
      • Breaking Changes
      • Bug Fixes
    • [v0.11.0] - 2026-05-16
      • New Features
      • Bug Fixes
    • [v0.10.9] - 2026-04-15
      • Bug Fixes
    • [v0.10.8] - 2026-04-11
      • Breaking Changes
    • [v0.10.7] - 2026-04-04
      • Bug Fixes
    • [v0.10.6] - 2026-04-04
      • Improvements
    • [v0.10.5] - 2026-04-04
      • Improvements
    • [v0.10.4] - 2026-04-04
      • Bug Fixes
    • [v0.10.3] - 2026-04-04
      • Improvements
    • [v0.10.2] - 2026-04-03
      • Breaking Changes
      • New Features
      • Testing
    • [v0.10.1] - 2026-02-13
      • Added
    • [v0.10.0] - 2026-02-13
      • Improvements
    • [v0.9.4] - 2025-10-31
      • Improvements
    • [v0.9.3] - 2025-06-28
      • Improvements
      • Breaking Changes
      • Testing
      • Documentation
      • Technical Details
    • [v0.9.2] - 2025-06-25
      • Improvements
      • Testing
      • Documentation
      • Technical Details
    • [v0.9.1] - 2025-06-25
      • Main changes
    • [v0.9.0] - 2025-06-25
      • Main changes
    • [v0.8.9] - 2025-06-25
      • Main changes
    • [v0.8.4] - 2025-06-04
      • Main changes
    • [v0.2.0] - 2025-02-21
      • Main changes
HybridSuperQubits
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