Different Generations of X-ray CT Essay Example | Topics and Well Written Essays - 250 words

Different Generations of X-ray CT - Essay Example 1st Generation: Parallel projections Had a single X-ray source and detector cell to collect data for just a single slice. It produced pencil beam and worked via the translation and rotation process. 2nd Generation: multiple detectors They had several detectors and the X-ray source emitted radiations in a wide angle. They would obtain multiple scans multiple projections in a single scan. 3rd: Generation: Fan Beam It had a large array of detectors and would scan in about two seconds. The detector and tube array would rotate around the patient. 4th Generation: A rotating X-ray tube and stationary detector ring It reduced complexity by reducing motions. Eliminated the translation and rotation motion, had a large fan beam, and had about 4,800 detectors. 5th Generation: Electron Beam CT It was characterized by a large ring that circled the patient. They would produce electron beams of high energy and capable of scanning in milliseconds. It would produce 17 CT slices every second.

Business Policy and Strategic Management Essay Example | Topics and Well Written Essays - 500 words

Business Policy and Strategic Management - Essay Example In customer perspective Starbucks strategy to retain market leadership is evident through operations such as brand extension to cater for different palates, setting up shops at diverse places e.g. hospitals, hotels and shopping centers – to capture the customers preferred hangouts and so on. In internal perspectives we can see Starbucks improving its processes as it forever seeks to brew the perfect cup of coffee, plus investing in increasing coffee knowledge among its staff and customers alike. Innovation and learning perspective is at the core of Starbuck ever unique coffee blends that result in products such as the Starbuck VIA Ready Brew. Also we notice that Starbucks pursues a differentiation strategy unlike its big rivals McDonalds and Dunkin’ Donuts which are pursuing low cost leadership. Differentiation strategy can only be sustained through continuous innovation. Starbucks has taken several steps to increase its innovativeness and entrepreneurial capability.