We demonstrate photonic Lieb and super-honeycomb lattices established with a cw-laser writing technique, thereby uncovering nontrivial flat-band line states that manifest noncontractible-loop-states in infinite flat-band systems arising from real-space topology.
© 2019 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