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Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation
Published on: February 25, 2017
Distributed feedback lasing from a composite poly(phenylene vinylene)-nanoparticle one-dimensional photonic crystal
Daniel P Puzzo1, Francesco Scotognella, Margherita Zavelani-Rossi
1Department of Chemistry, University of Toronto, 80 St George Street, Toronto M5S 3H6, Canada.
Nano Letters
|October 22, 2009
Summary
Nanoparticle photonic crystals offer high reflectivity and porosity for functional material infiltration. This enables efficient distributed feedback lasing in composite materials for advanced optical devices.
Area of Science:
- Materials Science
- Optics
- Nanotechnology
Background:
- One-dimensional photonic crystals (1DPCs) offer tunable optical properties.
- Mesoporosity in nanoparticle 1DPCs allows for material infiltration.
- Integrating emitters within 1DPCs can modulate light emission.
Purpose of the Study:
- To fabricate and characterize a composite material using nanoparticle 1DPCs infiltrated with emitting polymers.
- To investigate the modulation of light emission by the photonic crystal's density of states.
- To achieve efficient distributed feedback (DFB) lasing.
Main Methods:
- Fabrication of nanoparticle 1DPCs.
- Infiltration of 1DPCs with poly(phenylene vinylene) (PPV) emitting polymer.
- Characterization of optical properties and lasing performance.
Main Results:
- The composite exhibited intense, broadband reflectivity due to the nanoparticle 1DPC structure.
- Successful infiltration of the mesoporous 1DPC with PPV was achieved.
- Efficient distributed feedback lasing was demonstrated from the composite material.
Conclusions:
- Nanoparticle 1DPCs are suitable scaffolds for creating functional optical composites.
- The interaction between the emitter and the photonic crystal enables efficient lasing.
- This approach offers a pathway for developing novel photonic devices.
