Presentation
5 October 2015 Active control of light beam in transformation optics (Presentation Recording)
Author Affiliations +
Abstract
The control of electromagnetic radiation in transformation optical metamaterials brings the development of vast variety of optical devices. Of a particular importance is the possibility to control the propagation of light with light. In this work, we use a structured planar cavity to enhance the thermo-optic effect in a transformation optical waveguide. In the process, a control laser produces apparent inhomogeneous refractive index change inside the waveguides. The trajectory of a second probe laser beam is then continuously tuned in the experiment. The experimental results agree well with the developed theory. The reported method can provide a new approach toward development of transformation optical devices where active all-optical control of the impinging light can be achieved.
Conference Presentation
© (2015) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Hui Liu "Active control of light beam in transformation optics (Presentation Recording)", Proc. SPIE 9544, Metamaterials, Metadevices, and Metasystems 2015, 95440E (5 October 2015); https://doi.org/10.1117/12.2186132
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KEYWORDS
Beam controllers

Control systems

Active optics

Laser beam diagnostics

Optical components

Process control

Waveguides

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