Peter Baer Galvin is the Chief Technologist for Corporate Technologies, a premier systems integrator and VAR (www.cptech.com). Before that, Peter was the systems manager for Brown University’s Computer Science Department. He has written articles and columns for many publications and is coauthor of the Operating Systems Concepts and Applied Operating Systems Concepts textbooks. As a consultant a...

Wil is a writer, teacher, learning technologist and keen language learner. teachers in using classroom and web technology, and written e-learning materials for or who are used to the traditional 'teacher and class' model of education. and online learning, in the hands of a welltrained teacher, both delivery methods. Setting plays a crucial role in effective teaching, and learning and eLearning ...

The purpose is to review in a 4-part series: (i) the basic principles of x-ray production, (ii) x-ray interactions and data capture/conversion, (iii) acquisition/creation of the CT image, and (iv) operational details of a modern multislice CT scanner integrated with a PET scanner. Advances in PET technology have lead to widespread applications in diagnostic imaging and oncologic staging of dise...

OBJECTIVE The regulatory and reimbursement environment for PET has changed significantly over the past several years. The Food and Drug Administration's (FDA) findings of the safety and efficacy of key PET drugs have been published, as well as guidelines for the applications to produce PET drugs. In addition, the national Medicare coverage policy for PET has been expanded, most recently with ad...

abstract regarding temporal variation of rivers discharge and demands, for suitable use of dam reservoirs stored water, application of operation rule curves is necessary. operation rules are expressed with rule curves. application of yield model is one of the methods of operation curve preparation, which correlates reservoir operation with reservoir storage volume in first period. in this study...

This hospital was established in September 1971, and is currently a university hospital comprising two basement levels and 19 aboveground floors (Fig. 1). With its attached critical care center and general perinatal medical center as well as its 23 medical departments offering 1154 beds, it contributes to regional health services and functions as an advanced treatment hospital. The hospital han...

Computed radiography (CR) systems are becoming prevalent in diagnostic radiology as the availability of lower cost devices and the increased emphasis on digital image networks in radiology occurs. Basic knowledge of the CR system and an understanding of system characteristics by the radiologist, physicist, and technologist are important for the installation and operation of these devices in the...

The purpose is to review in a 4-part series: (i) the basic principles of x-ray production, (ii) x-ray interactions and data capture/conversion, (iii) acquisition/creation of the CT image, and (iv) operational details of a modern multislice CT scanner integrated with a PET scanner. Advances in PET technology have lead to widespread applications in diagnostic imaging and oncologic staging of dise...