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Related Experiment Video

Updated: Jun 11, 2026

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation
13:02

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation

Published on: February 25, 2017

Programmable photonic crystal nanobeam cavities.

Ian W Frank1, Parag B Deotare, Murray W McCutcheon

  • 1School of Engineering and Applied Sciences, Harvard University, 33 Oxford St., Cambridge, MA 02138, USA.

Optics Express
|July 1, 2010
PubMed
Summary

We developed tunable photonic crystal nanobeam cavities for adjustable light manipulation. These devices offer a wide, reversible wavelength tuning range for advanced photonic applications.

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Area of Science:

  • Photonics
  • Nanotechnology
  • Optical Engineering

Background:

  • Photonic crystal nanobeam cavities are crucial for integrated optics.
  • Achieving dynamic wavelength tunability in these cavities is a key challenge.

Purpose of the Study:

  • To present dynamically reconfigurable photonic crystal nanobeam cavities.
  • To demonstrate continuous and reversible wavelength tuning over a significant range.

Main Methods:

  • Fabrication of coupled nanobeam cavities operating around 1550 nm.
  • Tuning the cavity resonance by electrostatically controlling the lateral gap between nanobeams via applied bias voltages.
  • Confirmation of tuning trends through optical resonance simulations.

Main Results:

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Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
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Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

Implementation of a Reference Interferometer for Nanodetection
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Implementation of a Reference Interferometer for Nanodetection

Published on: April 26, 2014

Related Experiment Videos

Last Updated: Jun 11, 2026

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation
13:02

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation

Published on: February 25, 2017

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
11:08

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

Implementation of a Reference Interferometer for Nanodetection
16:11

Implementation of a Reference Interferometer for Nanodetection

Published on: April 26, 2014

  • Achieved a continuous and reversible wavelength tuning range of 9.5 nm.
  • Demonstrated electrostatic control over nanobeam spacing for resonance tuning.
  • Validated experimental results with detailed simulations.

Conclusions:

  • Dynamically reconfigurable photonic crystal nanobeam cavities can be realized.
  • Electrostatic actuation provides an effective method for precise wavelength tuning.
  • These tunable cavities hold promise for reconfigurable photonic integrated circuits.