Hybrid Superconducting Quantum Circuits with van der Waals Heterostructures: A Platform for Novel Solid-State Quantum Computing and Fundamental Sciences

SPICE Workshop on Quantum Matter for Quantum Technologies, May 21st - May 23rd 2024

Joel Wang

Van der Waals materials encompass a diverse family of layered substances, including semi-metals, insulators, semiconductors, ferromagnetic materials, superconductors, and topological insulators. These materials can be precisely assembled to form van der Waals heterostructures, which hold great promise for building essential components in novel solid-state quantum computing platforms. In this presentation, I will delve into superconducting quantum circuits constructed using van der Waals heterostructures. These circuits play a pivotal role in advancing and complementing existing quantum technologies. Additionally, I will share insights from our recent investigations into the kinetic inductance and pairing symmetries of 2D superconductors, such as NbSe2 and magic-angle twisted bilayer graphene (MATBG). By leveraging superconducting circuits and circuit quantum electrodynamics (cQED) techniques, our research aims to deepen understanding and harness the potential of these materials for quantum technologies.