By ultrafast heterodyne measurements of light transport dynamics in a silicon waveguide lattice, we experimentally demonstrated the existence of a zero-energy mode whose topological characteristics are enhanced by non-Hermitian quantum phase engineering.

© 2019 The Author(s)

PDF Article


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