TY - RPRT TI - Second-Order Josephson Effect in Excitonic Insulators AU - Sun, Zhiyuan AU - Kaneko, Tatsuya AU - Golež, Denis AU - Millis, Andrew J. PY - 2021 DO - 10.1103/physrevlett.127.127702 UR - https://www.osti.gov/biblio/1853268 ID - 1853268 ER -