Retraction notices

All-optical photonic crystal filters in the form of series hexagonal rings for application in advanced optical communication systems

Type
Retraction
Notice date
5/1/2017 0:00
Journal
Optik - International Journal for Light and Electron Optics
Publisher
Springer
Notice DOI
10.1016/j.ijleo.2017.04.096
Original paper DOI
10.1016/j.ijleo.2017.02.011

Reasons