- Open Access
Hybrid superconducting-ferroelectric quantum memristor
Phys. Rev. Research 7, 043234 – Published 1 December, 2025
DOI: https://doi.org/10.1103/4746-w9cm
Abstract
The nontrivial integration of qubits with classical computing systems and the lack of quantum-memory devices remain a key obstacle in the development of quantum technologies. Here, we present a theoretical platform for hybrid quantum devices with memory characteristics. In these current-driven hybrid memristors, a ferroelectric layer serves as the tunneling barrier in a superconducting Josephson junction; thus, the potential barrier is history-dependent. A memory-integrated phase qubit and a Lagrangian description of the superconducting circuit are also presented, paving the way to highly functional, self-modulated Josephson-junction technologies.
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