UNIVERSITA’ DEGLI STUDI DI TORINO FACOLTA’ DI ECONOMIA ZIENDALE LAUREA SPECIALISTICA IN ECONOMIA E DIREZIONE DELLE IMPRESE e-health e caso telecom Corso di E- Government Realizzato da: Iannuzzelli Antonio 336528 Iuliano Ivan 339922 Docente: Massimo Pollifroni Anno Accademico 2007-2008 1 e-health 7 1.1 Concetti fondamentali e definizioni 7 1.2 E-health e telemedicina: nomi diversi per concetti simili 8 2 il contesto di riferimento
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solution of the diffusion equation describing the flow of radon through soil ´ ´ Svetislav Savovic a‚b‚n‚ Alexandar Djordjevich a‚ Peter W. Tse a‚ Dragoslav Nikezic b a b City University of Hong Kong‚ 83 Tat Chee Avenue‚ Kowloon‚ Hong Kong‚ China ´ Faculty of Science‚ R. Domanovica 12‚ 34000 Kragujevac‚ Serbia a r t i c l e in fo abstract Article history: Received 13 April 2010 Received in revised form 13 September 2010 Accepted 14 September 2010 Radon diffusion through soil
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METROPOLITAN AREAS‚ ENTREPRENEURIAL COMMUNITIES AND THE DIFFUSION OF VENTURE CAPITAL INVESTMENTS: SOME DESCRIPTIVE STATISTICS 1. Introduction The development of metropolitan areas is likely to depend‚ among other things‚ on the development of their entrepreneurial communities. However‚ our understanding of entrepreneurial communities worldwide is limited. In the following chapter‚ we begin to fill this gap by providing data on the development of entrepreneurial communities around the
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Introduction The movement of molecules from an area of greater concentration to an area of less concentration is called Diffusion. Osmosis is the diffusion of water through a selectively permeable membrane from an area with greater concentration of water to an area with less concentration. A Hypertonic Solution is a solution of a higher concentration of solutes and a smaller concentration of water molecules than another solution. However‚ an Isotonic Solution is a solution that contains an equal
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An investigation to measure the percentage light transmission‚ using a colorimeter‚ through a solution‚ from pH 2 – pH 9‚ in which jelly cubes were immersed over a 24 hour period Interpretation Written Communication of the Data C1 Pepsin is an enzyme that works in the stomach and has an optimal pH between pH 1 and 4 or in acidic conditions. From our graph it can be seen that that the lowest mean percentage light transmission for pepsin is when the buffer has a pH of 2. Trypsin is an enzyme that
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Effect of Concentration on the Rates of Diffusion. What is the relationship between concentration of hydrochloric acid and the rate of diffusion? Abstract The research question that this report is going to discuss is “What is the relationship between concentration of hydrochloric acid (HCl) and the rate of diffusion?” My hypothesis for this research question is that change in rate of diffusion will be observed when the agar blocks are placed in solutions of
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& Diffusion – Ferris Shaw Research Question: How does the surface area to volume ratio affect the diffusion rate in agar cubes? Hypothesis: The rate of diffusion in directly related to the surface area to volume ratio of cells and is responsible for the efficiency of absorbing nutrients‚ oxygen‚ minerals etc. in the cell. This ratio is specific to cells as they require a ratio that isn’t big enough to take too long to receive the nutrients and oxygen or too small to impair diffusion‚ known
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Diffusion of Cell Size 2012 Kayla Szabo Loxton High School 2/20/2012 Rate of Diffusion Practical report Introduction: Diffusion is the movement of a substance from an area of high concentration to an area of low concentration. Cells need to utilise diffusion to exchange materials from outside of the cell to the inside of the cell for them to survive. Diffusion is a passive process‚ which means it doesn’t involve the need of energy. For a cell to survive it relies greatly on its size
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Diffusion & Cell Size Lab Background The absorption of nutrients‚ excretion of cellular wastes‚ and the exchange of respiratory gasses are life processes which depend upon the efficient transport of substances into‚ out of‚ and throughout living cells. The process of diffusion can be easily visualized by adding a drop of blue food coloring to a glass of water. Initially‚ the food coloring remains in a small area in the water‚ dying it a dark blue. Over time‚ the molecules of food coloring
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1 The Effect of Molecular Weight on the Rate of Diffusion of Substances1 Alexander Ken Libranza Group 1 Sec. A – 1L March 6‚ 2012 A scientific paper submitted in partial fulfillment of the requirements in General Biology I laboratory under Prof. Cheryl M. Talde‚ 2nd sem.‚ 2011-2012. 1 2 ABSTRACT The effect of molecular weight on the rate of diffusion was assessed using two tests: the glass tube test and the agar-water gel test. In the glass tube set-up‚ two cotton plugs soaked
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