Flux-tunable transmon incorporating a van der Waals superconductor via an Al/AlO${}_x$/4Hb-TaS${}_2$ Josephson junction

Eliya Blumenthal, Ilay Mangel, Amit Kanigel +1

Incorporating van der Waals (vdW) superconductors into Josephson elements extends circuit-QED beyond conventional Al/AlO${}_x$/Al tunnel junctions and enables microwave probes of unc…