Probing the current-phase relation of graphene Josephson junctions using microwave measurements

cond-mat.mes-hall

/ Authors

Felix E. Schmidt, Mark D. Jenkins, Kenji Watanabe, Takashi Taniguchi, Gary A. Steele

/ Abstract

We perform extensive analysis of graphene Josephson junctions embedded in microwave circuits. By comparing a diffusive junction at 15 mK with a ballistic one at 15 mK and 1 K, we are able to reconstruct the current-phase relation.