kqcircuits.chips.quality_factor

class kqcircuits.chips.quality_factor.QualityFactor[source]

Bases: kqcircuits.chips.chip.Chip

The PCell declaration for a QualityFactor chip.

build()[source]

Child classes re-define this method to build the PCell.

PCell parameters:

  • 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']

  • n_ab (List) - Number of resonator airbridges, default=[5, 0, 5, 5, 5, 5]

  • res_term (List) - Resonator termination type, default=['galvanic', 'galvanic', 'galvanic', 'airbridge', 'airbridge', 'airbridge']

  • res_beg (List) - Resonator beginning type, default=['galvanic', 'galvanic', 'galvanic', 'airbridge', 'airbridge', 'airbridge']

  • res_a (List) - Width of the center conductor in the resonators [μm], default=[5, 10, 20, 5, 10, 20], unit=[μm]

  • res_b (List) - Width of the gap in the resonators [μm], default=[3, 6, 12, 3, 6, 12], unit=[μm]

  • tl_airbridges (Boolean) - Airbridges on transmission line, default=True

  • res_airbridge_types (List) - Airbridge type for each resonator, default=['Airbridge Rectangular', 'Airbridge Rectangular', 'Airbridge Rectangular', 'Airbridge Rectangular', 'Airbridge Rectangular', 'Airbridge Rectangular']

  • launcher_top_dist (Double) - Launcher distance from top, default=2800, unit=μm

  • launcher_indent (Double) - Launcher indentation from edge, default=800, unit=μm

  • marker_safety (Double) - Distance between launcher and first curve, default=1000, unit=μm

  • resonators_both_sides (Boolean) - Place resonators on both sides of feedline, default=False

  • max_res_len (Double) - Resonators exceeding this length become meandering, default=1e+30, unit=μm

  • box (Shape) - Border, default=(0,0;10000,10000)

../_images/kqcircuits.chips.quality_factor.png