external cladding materials refractive index

cladding - an overview | ScienceDirect Topics

Any change in the refractive index of the modified cladding due to the ... disposal sites will require special attention as foreign material in the dam will also.

Scintillating Optical Fibers - Saint-Gobain Crystals

and a PMMA cladding as diagrammed on page 4. External. EMA (optional) is often . 1.60. Density. 1.05. Cladding material. Acrylic. Cladding refractive index.

Highly Sensitive Fiber Optic Refractive Index Sensor Using Multicore .

Apr 28, 2017 . In this paper, we demonstrate highly sensitive refractive index (RI) sensing . material from the cladding in order to expose its external cores.

Refractive-index sensor based on long-range . - OSA Publishing

external index of refraction,” J. Lightwave Technol. ... film [29]. Therefore, for sensor applications, the refractive index of the cladding material must be chosen to.

Numerical Analysis of GeO2-Concentration Effects in . - Springer Link

refractive-index changes using standard fibers with SiO2 as cladding material and different GeO2 concentration in the . and cladding-material by strain, stress or thermal expansion, . especially to detect external refractive-index changes for.

The Physics Behind Fiber Optics > Fiber-Optic Technologies

Apr 23, 2004 . The core and cladding have different refractive indices, with the core having . The index of refraction is a way of measuring the speed of light in a material. . through the external acceptance angle is directly proportional to the.

Perfluorinated Plastic Optical Fiber Tapers for . - Semantic Scholar

Dec 22, 2009 . indices of the fiber core, cladding and external medium, respectively. ρ0 and ρ are . Due to low refractive index of the core/cladding materials.

Refractive index and temperature sensitivity . - OSA Publishing

Feb 8, 2017 . refractive index (RI) sensitivity characteristics of excessively tilted fiber .. telecommunication fibre using externally written gratings,” Electron. Lett. ... cladding materials, thus not directly affected by the surrounding medium,.

Towards refractive index sensitivity of long - Semantic Scholar

refractive index unit: fiber cladding etching and .. the thickness or the optical properties of a material formed on their surface. Label-free biosensors . external RI (next) and is typically defined as a shift of resonance wavelength (λm) per RI unit.

Characterization of a novel ultra low refractive index material for .

Aug 18, 2009 . While serving as the low index cladding material, the novel coating based on . The label-free sensors rely on detection of refractive index change upon analyte binding. .. An external file that holds a picture, illustration, etc.