Wearable and interactive multicolored photochromic fiber display.

Area of Science:

• Materials Science
• Optoelectronics
• Wearable Technology

Background:

• Flexible light-emitting fiber devices are crucial for intelligent wearable technology.
• Challenges exist in achieving uniform, customizable light effects with lightweight hardware.

Purpose of the Study:

• To introduce a mass-produced, wearable, interactive photochromic fiber for uniform multicolored light control.
• To enable customizable spectral radiation and integration into wearable devices.

Main Methods:

• Designed independent waveguides within the fiber to maintain total internal reflection.
• Utilized the saturable absorption effect of fluorescent materials to ensure light uniformity.
• Incorporated various fluorescent composite materials for controllable spectral radiation.
• Employed the thermal drawing method for mass production of kilometer-long fibers.

Main Results:

• Achieved uniform multicolored light control in a single fiber.
• Demonstrated artificially controllable spectral radiation of multiple color systems.
• Successfully produced kilometer-long fibers using the thermal drawing method.
• Showcased direct integration into wearable devices and clothing.

Conclusions:

• The developed photochromic fiber offers a new approach to wearable display interaction.
• This technology paves the way for enhanced human-machine integration.
• Provides a foundation for future advancements in interactive fiber electronics.