Optical Communication Concept R K Gangwar Divisional Engineer(Transmission) BSNL For circulation to Trainees only Agenda • History • Why Optical Fiber? • Applications of Optical Fiber • Transmission Sequence • Geometry of Fiber • Principle of Propagation of Light • Types of Optical Fiber For circulation to Trainees only History • • • • 1960: Laser invented 1967: New Communications medium: cladded fiber 1960s: Extremely lossy fiber: more than 1000 dB /km 1970‚ Corning Glass
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are not purely composed from one of these three active ingredients. Analgesics (pain-relievers) also contain starch or other inert substances to keep the tablet from falling apart and make them large enough to handle. Also‚ many of these drugs have coating so that the tablet is easier to swallow and doesn’t taste bitter. In this experiment we will learn microscale level lap techniques such as vacuum filtration‚ column chromatography‚ and centrifugation to extract the active ingredient from tablets.
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have a customer base of 300 and no single customer makes up more than 10% of the company’s business. Try signing contracts with already loyal customers and new customers. In the contract state that they will send you all of their painting and powder coating orders/jobs and in return give them something such as free shipping for a month‚ a discount‚ in store credit‚ or a free order limited to a certain dollar amount or size. I see you have some concerns with cost and practical issues on the idea of moving
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A REPORT ON Protein/ Peptide Drug delivery through Oral route Submitted in fulfillment of the Study in Advanced Topic (BITS G513) By S. Lakshmi Anusha (2008HS08605H) BIRLA INSTITUTE OF TECHNOLOGY & SCIENCE‚ PILANI HYDERABAD CAMPUS 29th April‚ 2013. 1 A REPORT ON Protein/ Peptide Drug delivery through Oral route Submitted in fulfillment of the Study in Advanced Topic (BITS G513) By S. Lakshmi Anusha (2008HS08605H) UNDER THE SUPERVISION OF Dr. Punna Rao Ravi Assistant Professor
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his chastisement. The linen cloth that Jesus was wrapped in is now known as the Shroud of Turin. Even though those who believe it is a medieval fake have challenged its authenticity‚ the Shroud’s history‚ weave pattern‚ pollen record‚ bioplastic coating‚ bloodstains‚ and uniqueness all testify to its authenticity. After the crucifixion‚ Jesus was first laid on the cloth and then it was wrapped over his head and down to his feet completely enshrouding his body. To visualize what that would look
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of economic trends within and out of the furniture industry. Benefits of the Current Situation Guillermo currently has a patented process for creating a coating for his furniture that will make the handmade piece unique‚ and luxurious. The process creates a common flame-retardant coat for the furniture‚ and upon further processing‚ the coating is complete and long lasting stain resistant‚ improving the product quality‚ and differentiating its product from the competition. This
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August 23‚ 2013 Dear Brush‚ I am writing this report regarding your requested information about thermo-chromic material and how can be benefits to our company. Before I give description about above material I would like to thank you for giving me opportunity and give me enough time and source to search information about this new material. Thermochromism is the reversible change in the color of a compound when it is heated or cooled. Systematically investigated thermochromism was in 1971 at first
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others. Instead of forming a film‚ it is a clear‚ reusable and pressure-sensitive adhesive. For five years‚ Silver promoted his invention within 3M‚ both informally and through seminars‚ but without much success. In 1974 Art fry perceived the idea of coating the adhesive on paper. He soon realized that this technology would serve well as
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Sample Paper – 2011 Class – X Subject – Science Time: 2 ½ Hrs General Instructions: I) ii) iii) iv) Maximum Marks: 60 The question paper comprises of two sections A and B. You are to attempt both the sections. The candidates are advised to attempt all the questions of Section A separately and Section B separately. All questions are compulsory. There is no overall choice. However‚ internal choice has been provided in two questions of five marks category in Section A and one question of 2 marks
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Periodontal disease is in fact the medical term for bacterial infection in the mouth. Bacteria present in the mouth break down sugar in the food to produce acid‚ which can erode away the protective enamel coating on the tooth making it vulnerable to cavities and infections. This condition is also referred to as gingivitis and symptoms include bleeding and swelling in the gums. Pregnancy increases the risk of developing gingivitis mainly because hormonal changes
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