step index fiber It is an optical fiber which has a core of constant refractive index.there are two types of step index fibers:single mode si and multi mode si fiber single mode step index fiber has only one mode of EM propagation (HE11) an has a core diameter of about 8-12 Um. and multi mode si has many mode of propagation and has a core of diameter of about 50 Um which allow many no of modes through it. single mode step index has an adv of lower inter modal dispersion as there is only
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possible that it would and could have been otherwise. If pain is C-fiber stimulation‚ then it is necessarily true that pain is C-fiber stimulation and it could not have been otherwise in all possible worlds. Thus‚ the identity statement “Pain is C-fiber stimulation” is necessarily true. However‚ it is conceivable that there is one possible world in which pain is not C-fiber stimulation. If that is true‚
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The adaptation of natural fiber composites in the consumer industry has not had the same explosive growth as with the transportation or even the construction industry. The benefits of cost savings and weight reduction that can be obtained with natural fiber composites played a significant role for the proliferation into those respective industries. But in the consumer market‚ stemming from the rise of synthetic fibers starting in the 1940’s‚ glass fiber and carbon fibers have dominated the market
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Copper vs. fiber Everyone building a network must face this question at some point: fiber or copper wiring? For a usual home network or even a big office either one will suffice but what is the best option for you or your company. You have to take cost‚ distance of cabling‚ and bandwidth and speed into consideration when making this choice. Copper: a traditional copper wiring for a network certainly seems much cheaper on the surface. Copper wiring itself is dirt cheap at least comparatively
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Discussion 2.5.1. Morphological characterization of hollow fiber capillaries from FESEM images The longitudinal view of the hollow fiber is presented in Fig.3 (a). The outer surface was further magnified to look into the pore details in 5KX and 25 KX magnification‚ are shown in Fig.3 (b) and (c).The image of the hollow surface revealing the cut surface showing the inner layer of the hollow fiber are shown in Fig.3 (d). The fine structures of the fibers ‚ shown in Fig.3 (e) and (f) resembles that of the glomerular
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BWRR3093 Case Study 2 (Manville Corporation Fiber Glass Group Series) Questions (week 1) 1. Why have Dr. Doll’s comments precipitated a crisis? Because of the assumption “perception is everything”. Dr Doll would have to manage the immediate crisis due to this concept. People will afraid of fiberglass from the moment they heard that fiberglass is also carcinogenic as asbestos but it is appear less carcinogenic if compared with asbestos. The word “asbestos” which comes out from
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4140 Steel The first metal sample that will be discussed is 4140 steel. This sample was subject to multiple heat treatment processes that included quenching‚ normalizing‚ full annealing‚ and tempering. The micrographs of the heat treated samples can be seen below in Figure 2. Figure 2: 4140 Steel Micrographs 100X a) Baseline‚ prepared by Bryan Biggs b) Quenched‚ prepared by Cameron Palkowski c) Normalized‚ prepared by Michael Rodriguez d) Full Annealed‚ prepared by Avery Callahan e) Tempered
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Low-Impact Fiber-Reactive Dyes The sustainability of our environment is crucial in saving the livelihood of the people and the planet. Since we are all interdependent‚ we will all have to do our part in sustaining our environment for the future. We should always be questioning and doing more about it rather than just talking or ignoring the facts. Most of us do not realize the excessive use of resources we have taken advantage of over the years. Generations past have exploited our planet which
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General Motors-AISI AAC Advanced High Strength Steel Repairability Study Phase I Final Report Introduction The introduction of Advanced High Strength Steels (AHSS) to light vehicle body structure applications poses a significant challenge to organizations involved in the repair of vehicle structures. AHSS are typically produced by nontraditional thermal cycles and contain microstructural components whose mechanical properties can be altered by exposure to elevated temperatures. This temperature
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Title: Heat Treatment of Ferrous Objective: To determine the effect of heat treatment on mechanical properties of 1050 Steel. To reveal the microstructures of 1050 steel during heat treatments. Abstract In this experiment‚ we observed how the properties of plain carbon steel vary with the heat treatment condition. We prepared six different samples in three different heat treatment configurations and performed hardness tests on them by using the Rockwell tester and observed the microscopic
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