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Devices that rely on the interaction of the wavelike properties of photons with a periodic spacing of dielectric constants in a material. Electronic...

Photonic crystal devices

Electronic devices based on the crystalline properties of semiconductors—transistors and integrated circuits—have unleashed immense computing power...

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Figure 1.A photonic crystal waveguide fabricated using round holes in a triangular pattern. Light is injected into the waveguide from the bottom and turns through a sharp bend, exiting to the right with low bend loss. (Courtesy of Lumerical Solutions Inc., www.lumerical.com)

From Encyclopedia article 'Photonic crystal devices'

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Figure 1.Photonic crystal waveguide fabricated using round holes in a triangular pattern. Light is injected into the waveguide from the bottom and turns through a sharp bend, exiting to the right with low bend loss. (Courtesy of Lumerical Solutions Inc., www.lumerical.com)

From update 'Photonic crystal devices'

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Figure 2.Scanning electron microscope images of photonic crystal fiber waveguides using (a) a small glass core approximately 2 µm in diameter, optimized for large nonlinear index changes, and (b) a hollow air core approximately 12 µm in diameter, optimized for very low nonlinearities. (Courtesy of Blaze Photonics Ltd., www.blazephotonics.com)

From Encyclopedia article 'Photonic crystal devices'

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