An integrated device for superimposed optical vortices with tunable orbital angular momentum (OAM) is demonstrated. With certain resonant wavelength, the average OAM per photon is continuously varied from to – with thermal tuning.

© 2015 Optical Society of America

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