Author:
Chen Yujie,Cheng Xiang,Chang Kai-Chi,Sarihan Murat Can,Song Sophi,Chin Hsiao-Hsuan,Wong Chee Wei
Abstract
We examine frequency entanglement via spatial quantum beating in a biphoton frequency comb, for both doubly and singly-filtered cases. The observed HOM revival is the incoherent superposition of SQB from different frequency pairs.