CONTACTS FOR JOSEPHSON JUNCTION-BASED QUBITS

Organization Name

international business machines corporation

Inventor(s)

Charles Thomas Rettner of San Jose CA US

CONTACTS FOR JOSEPHSON JUNCTION-BASED QUBITS

This abstract first appeared for US patent application 20250107456 titled 'CONTACTS FOR JOSEPHSON JUNCTION-BASED QUBITS

Original Abstract Submitted

devices and/or computer-implemented methods facilitating improved contacts in josephson junction-based qubits. in an embodiment, a device can comprise a superconducting capacitor pad located on top of a substrate; a contact located on a top surface of the capacitor pad, wherein the contact comprises a first contact layer comprising a superconducting material and in direct contact with the capacitor pad and a second contact layer comprising an inert conductor and that is located on top of the first contact layer; and a josephson junction in contact with the contact.