News Release on Optical Fiber: September-2018

Faster optical fiber breakthrough

A Monash Ph.D. student has given ensuing step in making superfast web through the improvement of fiber at a prestigious conference in urban center.

Md. Monir Morshed of the Optical Communications cluster within the Department of Electrical and laptop Systems Engineering given his findings in an exceedingly post-deadline session at the eighteenth OptoElectronics and Communications Conference/ Photonics in change (OECC) earlier this month. [1]

Optical Fiber Sensor to Monitor Physical Measurands for Civil Applications

In the past few years, the fiber Bragg grating sensors have offered an excellent potential for a large vary of  applications in several fields. several Bragg grating sensors similar to fiber Bragg grating sensors, long-period  fiber gratings sensors, tipped fiber Bragg gratings sensors, chirped fiber Bragg gratings sensors have  shown high sensitivity, stability, immunity to magnetic force interference and environmental toughness. There has been an obvious contribution of those Bragg gratings-based parts in totally different fields similar to medical specialty applications for brain pressure observation, military applications for radio-controlled missiles temperature activity and civil applications for structural health observation. The Bragg grating sensors carries with it periodic gratings having totally different grating ratio. The  objective of this thesis is to style and analyse varied glass fiber sensors supported Bragg  gratings. [2]

Performance analysis of distributed optical fiber bonding adhesives to concrete

In this paper, the authors conducted AN experiment wherever a concrete beam was in-strumented with one DOFS acting four equal segments outwardly secure to very cheap surface of the part. every section was adhered to the concrete employing a totally different adhesive. [3]

Clinical evaluation of an optical fiber-based probe for the assessment of central arterial pulse waves

The aim of this study, enrolling 118 patients, was to clinically judge the accuracy of arteria pulse wave form acquisition with a replacement non-invasive glass fibre probe exploitation invasive and non-invasive pressure readings as references. Pulse waves were noninheritable  at the same time within the aorta and right common carotid; for the non-invasive study, the pulses were consecutive noninheritable  exploitation the glass fibre device and therefore the Complior Analyse® (Alam Medical, France) device within the right arteria carotis. For all subjects, the heartbeat waveforms assessed exploitation the glass fibre sensing element and therefore the references were superimposed to investigate the deviation and point-by-point correlation. [4]

MECHANICAL CHARACTERIZATION OF FLUORIDE OPTICAL FIBERS

Mechanical dynamic tests were performed on halide glass fibers and silicon dioxide optical fibers to look at the mechanical strength. These fibers were tested on close atmosphere and once aging in a very vacuum desiccator with colloid used because the drying agent.

A higher worth of the quantitative relation of Young’s modulus to hardness indicates a larger tendency to plastic behavior within the case of halide fibers. [5]

Reference

[1] Faster optical fiber breakthrough

MONASH UNIVERSITY, 21 JUL 2013 (web link)

[2] Optical Fiber Sensor to Monitor Physical Measurands for Civil Applications

Dhingra I. Optical Fiber Sensor to Monitor Physical Measurands for Civil Applications (Doctoral dissertation). (web link)

[3] Performance analysis of distributed optical fiber bonding adhesives to concrete

Barrias A, Casas Rius JR, Villalba Herrero S. Performance analysis of distributed optical fiber bonding adhesives to concrete. InMaintenance, Safety, Risk, Management and Life-Cycle Performance of Bridges: Proceedings of the Ninth International Conference on Bridge Maintenance, Safety and Management (IABMAS 2018), 9-13 July 2018, Melbourne, Australia 2018 (pp. 1-8). (web link)

[4] Clinical evaluation of an optical fiber-based probe for the assessment of central arterial pulse waves

Leitão C, Ribau V, Afreixo V, Antunes P, André P, Pinto JL, Boutouyrie P, Laurent S, Bastos JM. Clinical evaluation of an optical fiber-based probe for the assessment of central arterial pulse waves. Hypertension Research. 2018 Aug 28:1. (web link)

[5] MECHANICAL CHARACTERIZATION OF FLUORIDE OPTICAL FIBERS

  1. El ABDI1*, A. DUMITRACHE RUJINSKI2 AND M. POULAIN3

1Département Mécanique & Verres–CS74205-35042 Rennes, Université de Rennes 1, IPR, France.

2Universitatea Politehnica din Bucuresti, Splaiul Independentei, 313, IMST, 060042 Bucarest, Romania.

3Université de  Rennes 1, Lab. Matériaux Photoniques – CS 74205 – 35042 Rennes, France. (web link)

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