Three-dimensional superconducting qubit and a method for manufacturing the same

A quantum computing circuit comprising at least one three-dimensional superconducting qubit, wherein the at least one three-dimensional superconducting qubit comprises:

• a structural base comprising one or more insulating materials;
• and
• at least two superconductive patterns on at least three surfaces of the structural base, including a first surface, a second surface, and a third surface, the at least two superconductive patterns forming at least a capacitive part and an inductive part of the at least one three-dimensional superconducting qubit,
• wherein the first surface of the structural base defines a first plane having a similar orientation as that of a top surface of the structural base,
• wherein the second surface of the structural base defines a second plane that is oriented differently than the first plane,
• wherein the third surface of the structural base defines a third plane that is oriented differently than the first plane and the second plane, and
• wherein a first pattern of the at least two superconductive patterns extends from the first surface to the second surface and a second pattern of the at least two superconductive patterns extends the from the first surface to the third surface.

A method for manufacturing a three-dimensional superconducting qubit, the method comprising:

• providing a structural base of one or more insulating materials, the structural base comprising at least three surfaces including a first surface, a second surface, and a third surface, wherein the first surface of the structural base defines a first plane having a similar orientation as that of a top surface of the structural base, wherein the second surface of the structural base defines a second plane that is oriented differently than the first plane, and wherein the third surface of the structural base defines a third plane that is oriented differently than the first plane and the second plane;
• and
• depositing superconductive material on the at least three surfaces of the structural base that define the first plane and the second plane, the superconductive material being deposited in at least two superconductive patterns that form at least a capacitive part and an inductive part of the three-dimensional superconducting qubit,
• wherein a first pattern of the at least two superconductive patterns is made to extend from the first surface that defines the first plane to the second surface that defines the second plane and a second pattern of the at least two superconductive patterns extends the from the first surface that defines the first plane to the third surface that defines the third plane.