kqcircuits.chips.quality_factor_twoface¶

class kqcircuits.chips.quality_factor_twoface.QualityFactorTwoface[source]¶

Bases: kqcircuits.chips.chip.Chip

The PCell declaration for a QualityFactorTwoFace chip.

Preliminary class for flip-chip resonators.

build()[source]¶: Child classes re-define this method to build the PCell.

PCell parameters:

resonator_types (List) - Choices: ‘capped’, ‘twoface’, ‘etched’, ‘solid’, default=['capped', 'capped', 'capped', 'capped', 'capped', 'capped']
resonator_faces (List) - Resonator face order list, default=[0, 1]
connector_distances (List) - Distances of face to face connectors from resonator inputs, default=[500, 1300, 2100, 2900, 3700, 4500], unit=[μm]
spiral_box_height (Double) - Spiral resonator box height, default=2000
spiral_box_width (Double) - Spiral resonator box width, default=500
x_indentation (Double) - Resonator/connector indentation from side edges, default=800
cap_res_distance (Double) - Distance between spiral resonator and capacitor, default=200
waveguide_indentation (Double) - Waveguide indentation from top chip edge, default=500
extra_resonator_avoidance (List) - Added avoidance around resonators [μm], default=[0, 0, 0, 0, 0, 0], unit=[μm]
bridge_spacing (Double) - Airbridge spacing, default=0, unit=μm
frames_enabled (List) - List of face ids (integers) for which a ChipFrame is drawn, default=[0, 1]
res_lengths (List) - Physical length of resonators [μm], default=[5434, 5429, 5374, 5412, 5493, 5589], unit=[μm]
n_fingers (List) - Fingers in planar capacitors, default=[4, 4, 2, 4, 4, 4]
l_fingers (List) - Length of the capacitor fingers [μm], default=[23.1, 9.9, 14.1, 10, 21, 28], unit=[μm]
type_coupler (List) - Coupler types, default=['interdigital', 'interdigital', 'interdigital', 'gap', 'gap', 'gap']
res_a (List) - Width of the center conductor in the resonators [μm], default=[10, 10, 10, 20, 10, 5], unit=[μm]
res_b (List) - Width of the gap in the resonators [μm], default=[6, 6, 6, 12, 6, 3], unit=[μm]