Frontiers of Optoelectronics (FOE) is a gold open access journal.

OA License: CC BY

All Frontiers of Optoelectronics (FOE) articles are published under the terms of the https://creativecommons.org/licenses/by/4.0/. Readers do not have to pay for access; there are no subscription charges or registration barriers. This means more readers, citations and impact for research published this way.  CC BY articles may be shared and adapted for any purpose, including commercially, so long as the authors are credited.