One-Dimensional Programmable Polymeric Microfiber Waveguide with Optically Reconfigurable Photonic Functions.

Area of Science:

• Photonics and Materials Science: Focus on programmable materials and reconfigurable photonic components.

Background:

• Conventional reconfigurable photonic components often rely on mechanical deformation, limiting their practical applications.
• Developing new methods for creating adaptable photonic devices is crucial for technological advancement.

Purpose of the Study:

• To propose a novel strategy for fabricating programmable fluorescent micropatterns within single polymer microfibers.
• To demonstrate the creation of reconfigurable photonic components using a tunable fluorescence resonance energy transfer (FRET) process.

Main Methods:

• Designing and fabricating programmable fluorescent micropatterns in single polymer microfibers.
• Utilizing a dynamically tunable fluorescence resonance energy transfer (FRET) process.
• Achieving reconfigurable photonic components through optical stimuli.

Main Results:

• Demonstrated a single polymeric waveguide microfiber capable of hosting multiple reconfigurable photonic components.
• Successfully created optical switchable waveguide systems, photonic diodes, and transistors.
• Enabled the writing, erasing, and rewriting of 1D binary patterns with external optical stimuli.

Conclusions:

• The proposed FRET-based strategy offers a new pathway for designing and fabricating reconfigurable photonic devices.
• These advancements hold significant potential for applications in highly integrated optical communication and optical computing.