In this paper, we investigated the mode splitting in subwavelength grating metamaterial ring resonators caused by the break of rotational symmetry, which can be leveraged to detect 25 nm diameter single nano particle.
© 2020 The Author(s)
You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.
Contact your librarian or system administrator
Login to access OSA Member Subscription