title: Coupling interaction of electromagnetic wave in a groove doublet configuration.
authors.affiliation: Wuhan National Laboratory for Optoelectronics, School of Optoelectronic Science and Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
authors.forename: Lan
authors.initials: L
authors.lastname: Ding
authors.forename: Jinsong
authors.initials: J
authors.lastname: Liu
authors.forename: Dong
authors.initials: D
authors.lastname: Wang
authors.forename: Kejia
authors.initials: K
authors.lastname: Wang