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Updated: Mar 10, 2026

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

Peptide Optical waveguides.

Amir Handelman¹, Boris Apter¹, Tamar Shostak²

¹Faculty of Engineering, Holon Institute of Technology, Holon, Israel.

Journal of Peptide Science : an Official Publication of the European Peptide Society

|December 15, 2016

Summary

This summary is machine-generated.

Researchers developed novel bionanophotonics using peptide nanotubes for optical waveguiding. These bio-optical waveguides offer high refractive index contrast and nonlinear effects for advanced integrated photonic circuits.

Keywords:

Elongated peptide nanostructures Integrated bioinspired nanophotonics Linear and nonlinear optical waveguiding Nanofountain deposition technology Optical peptide waveguides

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Last Updated: Mar 10, 2026

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Area of Science:

Bionanophotonics
Materials Science
Nanotechnology

Background:

Integrated optical chips mimic microelectronics, utilizing photonic circuits for signal processing.
Light waveguides are crucial for optical confinement and transmission, requiring materials with a higher refractive index.
Existing technologies face limitations in developing multifunctional photonic circuits.

Purpose of the Study:

To introduce a novel field of bionanophotonics.
To explore optical waveguiding in synthetic peptide nanostructures.
To develop and characterize peptide-based optical waveguides.

Main Methods:

Fabrication of peptide optical waveguiding structures using nanofountain pen technology.
Experimental characterization of refractive index, optical transparency, and linear/nonlinear waveguiding.
Simulation of optical waveguiding phenomena using the finite difference time domain (FDTD) method.

Main Results:

Demonstrated controllable deposition of peptide optical waveguides.
Characterized diphenylalanine peptide nanotubes for out-of-plane and in-plane waveguiding.
Identified high refractive index contrast, broad spectral transparency, and significant optical nonlinearity.

Conclusions:

Peptide nanostructures offer a promising new class of bio-optical waveguides.
These waveguides exhibit advantageous properties for integrated multifunctional photonic circuits.
Bionanophotonics opens new avenues for advanced optical technologies.