scholarly journals On-Line Sensor Systems for Monitoring the Cure of Coatings on Glass Optical Fibers and Assemblies

2003 ◽  
Author(s):  
J.F. McClelland ◽  
R.W. Jones
Author(s):  
Małgorzata Gil ◽  
Małgorzata Kuklińska ◽  
Lidia Czyżewska ◽  
Grzegorz Wójcik ◽  
Paweł Mergo

<p>An important factor determining the quality of optical fibers is their mechanical reliability. The control of the mechanical reliability allows define the lifetime of a fiber, which was under the stress during the work. Decisive influences on the mechanical and optical properties of the optical fibers have the protective coatings. Optical fiber technology requires that the coatings were applied on them on-line, directly after they have been drawn. So far, little attention has been paid to optimizing the conditions of coatings curing. In this work, the comparison of a thermoanalytical and spectroscopic analysis of coatings that were cured in an UV oven in which the power of the UV lamps was changed will be shown. As part of the research tasks, completed mechanical strength measurements were made with a silica fiber of 0.125 mm diameter.</p>


2012 ◽  
Vol 1438 ◽  
Author(s):  
Xuan Yang ◽  
Claire Gu

ABSTRACTOptical fibers have been successfully used in long-haul communication, endoscopy, and other optical systems to transmit optical power as well as information from one point to another, serving as interconnects at various scales. In integrated sensor systems, optical fibers have been frequently employed to connect the source and the detector, due to their flexibility, compactness, and low loss. However, optical fibers can provide more functions than a simple transmission channel. In this paper, we review our work on optical fibers as a platform for molecular sensors based on Raman spectroscopy (RS) and surface enhanced Raman scattering (SERS). The fibers serve to significantly increase the sensitivity of RS/SERS and to facilitate the integration of a compact sensor system. We will discuss the principles of operation of various building blocks, demonstrate our recent results, and highlight some potential applications.


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