A device for magnetic nanoparticle self-assembled photonic crystal fiber

Abstract

The invention discloses a device for a magnetic nanoparticle self-assembly photonic crystal fiber, which comprises a wide-spectrum laser, a single-mode fiber, a trace liquid injector, a liquid inlet, a quartz capillary, a left high-voltage electromagnetic coil, a right high-voltage electromagnetic coil, a high-power microscopic observer, an ultraviolet light curing device, a liquid outlet, a trace liquid collector and a detector. According to the invention, a UV glue liquid containing magnetic nanoparticles is injected into a the quartz capillary by using the trace biological injector, the magnetic nanoparticles are enabled to accomplish a periodically arranged photonic crystal structure with the aid of a high-frequency magnetic field, the self-assembly structure and morphology of the nanoparticles are monitored in real time by using the high-power microscopic observer, variations of a transmission spectrum are monitored in real time through the wide-spectrum laser and the detector, and the ultraviolet light curing device is started to acquire a self-assembly photonic crystal fiber. Compared with a traditional photonic crystal fiber manufacturing process, the method disclosed by the invention is low in cost, high in preparation speed, simple in required equipment, flexible and controllable in fiber parameter and capable of saving the manufacturing cost of the photonic crystal fiber.

Description

technical field [0001] The invention relates to the combined regulation and control of the directional arrangement of magnetic iron oxide nanoparticles, and relates to a device for self-assembling photonic crystal optical fibers of magnetic nanoparticles. Background technique [0002] Photonic crystal fiber, also known as microstructured fiber, was first proposed by Russell in 1992, and its light guiding performance was theoretically verified by Birks in 1995, and it was successfully prepared for the first time in 1999. It can realize the spatial modulation of optical signals through subwavelength periodic microstructures. In recent years, it has attracted extensive attention and developed rapidly in the fields of nonlinear optics, laser-induced transmission, biomedical imaging, optical sensing, and quantum optical devices. In the future, this technology will open up more research directions in other scientific research and engineering fields, and it is urgent to expand its ...

AI Technical Summary

Problems solved by technology

[0004] The invention provides a manufacturing device for magnetic nanoparticle self-assembled photonic crystal optical fiber, which solves the problems of complex manufacturing process, high cost, expensive special equipment and high technical requirements for processing personnel in the current photonic crystal optical fiber

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