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"mapping_polygons": { "signal1_1": "north", "signal1_2": "south", "signal1_3": "ground" }, "colors": { "north": "Green", "south": "Green", "ground": "Green" }, "thin_cond_polygons": [ "north", "south", "ground" ], "nets": { "N": { "assignment": "north", "net_type": "Signal" }, "S": { "assignment": "south", "net_type": "Signal" }, "G": { "assignment": "ground", "net_type": "Signal" } }, "setup": { "AdaptiveFreq": "13GHz", "Cap": { "AutoIncreaseSolutionOrder": true, "MaxPass": 40, "MinConvPass": 3, "MinPass": 1, "PerError": 0.05, "PerRefine": 30, "SolutionOrder": "Higher", "Solver Type": "Iterative" }, "Enabled": true, "SaveFields": true }, "expression_cache": { "C(N,S)": { "isconvergence": true, "isrelativeconvergence": true, "conv_criteria": 0.05 }, "C(N,G)": { "isconvergence": true, "isrelativeconvergence": true, "conv_criteria": 0.05 }, "C(S,G)": { "isconvergence": true, "isrelativeconvergence": true, "conv_criteria": 0.05 } } } }, "layer_stack": { "metal_thickness_um": 0.25, "substrate_thickness_um": 350, "vacuum_box_size_z_um": 1000 }, "simulator": "Ansys Q3D" }, "sim_results": { "north_to_north": 24.0691425699022, "north_to_south": 11.0112259334472, "north_to_ground": 12.873267713291401, "south_to_south": 24.0687585315419, "south_to_ground": 12.873063590434201, "ground_to_ground": 51.1142575508229, "top_to_top": 24.0691425699022, "top_to_bottom": 11.0112259334472, "top_to_ground": 12.873267713291401, "bottom_to_bottom": 24.0687585315419, "bottom_to_ground": 12.873063590434201, "maxwell_matrix": { "C_G_G": 51.1142575508229, "C_G_N": -12.873267713291401, "C_G_S": -12.873063590434201, "C_N_G": -12.873267713291401, "C_N_N": 24.0691425699022, "C_N_S": -11.0112259334472, "C_S_G": -12.873063590434201, "C_S_N": -11.0112259334472, "C_S_S": 24.0687585315419 }, "units": "fF" }, "design": { "design_options": { "pos_x": "0um", "pos_y": "0um", "orientation": "0", "north_cpw_length": "11um", "north_cpw_width": "17.6um", "north_cpw_gap": "2um", "north_cpw_radius": "1um", "north_cpw_etch_radius": "1um", "north_cpw_xpos_offset": "0um", "north_cpw_maintain_gap": true, "south_cpw_length": "11um", "south_cpw_width": "17.6um", "south_cpw_gap": "2um", "south_cpw_radius": "1um", "south_cpw_etch_radius": "1um", "south_cpw_xpos_offset": "0um", "south_cpw_maintain_gap": true, "north_spine_width": "9um", "north_west_spine_radius": "1um", "north_east_spine_radius": "1um", "north_west_spine_etch_radius": "1um", "north_east_spine_etch_radius": "1um", "south_spine_width": "9um", "south_west_spine_radius": "1um", "south_east_spine_radius": "1um", "south_west_spine_etch_radius": "1um", "south_east_spine_etch_radius": "1um", "north_gap_ground": "9um", "south_gap_ground": "9um", "east_gap_ground": "9um", "west_gap_ground": "9um", "finger_length": "9um", "finger_width": "7um", "finger_gap_north_south": "2um", "finger_gap_east_west": "2um", "finger_radius": "3.5um", "finger_etch_radius": "5.5um", "finger_edge_gap_radius": "1um", "finger_count": "10", "layer": "1", "chip": "main" }, "design_tool": "qiskit-metal", "coupler_type": "GeneralizedCapNInterdigital", "component_name": "GeneralizedCapNInterdigital", "component_module": "squadds.components", "component_class": "GeneralizedCapNInterdigital", "pin_names": [ "north_end", "south_end" ], "pin_aliases": { "top": "north_end", "bottom": "south_end" } }, "notes": { "source_id": "exp7/cap_1439", "source_campaign": "exp7", "source_instance_name": "cap_1439", "source_file": "exp7/cap_1439.json", "attribution": "Simulated and contributed by Saikat Das, Levenson-Falk Lab, USC." }, "contributor": { "group": "Levenson-Falk Lab", "PI": "Eli Levenson-Falk", "institution": "USC", "uploader": "Saikat Das", "date_created": "2026-07-25" } } ]