Overview 8 1. INTRODUCTION TO SPIN COATING 10 2. SPIN COATING PROCESS DESCRIPTION 11 2.1. SPIN SPEED 13 2.2. ACCELERATION 14 2.3. FUME EXHAUST 15 2.4. PROCESS TREND CHARTS 17 3. SPECIFIC PROCESS PROBLEMS 18 3.1. FILM TOO THIN 18 3.2. FILM TOO THICK 19 3.3. COMETS‚ STREAKS OR FLARES 19 3.4. SWIRL PATTERN 20 3.5. UNCOATED AREAS 20 3.6. Pinholes 21 3.7. Poor reproducibility 21 3.8. Poor film quality 22 4. COMPONENTS USED 23 4.1. ESR DRIVE
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Fama-French Three-Factor Model Capital Marketing Shijie Wu Fama-French Three-Factor Asset Pricing Model I. Definition of Fama-French Three-Factor Model A. Definition In asset pricing and portfolio management‚ the Fama-French three-factor model is a theory that improvement of the capital asset pricing model. The model is proposed based on the empirical study of historical returns as a result of U.S. stock market. The purpose is to explain the average returns of the stock
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gap poses a challenge for digital applications‚ but it’s high mobility is attractive for high frequency analog electronics on spin electronics. The semiconducting and robust mechanical properties of reduce graphene have been exploited for micro scale thin film electronic devices and high performance resonators. The compatibility of graphene with polymers and ceramics opens up a route toward realization of semiconducting composite materials from electricity passive host
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America’s Next Top Model was created by Tyra Banks in 2003. The show has been popular and successful in it’s ratings‚ now going on it’s 21st cycle of models (Sauers). One of the show’s values is that they believe in helping girls boost their self-esteem‚ showing them that they are beautiful in their own way. In one particular episode‚ they worked with young girls who had been bullied by matching them with a contestant mentor. Although the show seems to be making a positive impact on their viewers
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Into Thin Air Rhetorical Analysis: Fatal Attraction “‘Men play at tragedy because they do not believe in the reality of the tragedy which is actually being staged in the civilized world.”’ -Jose Ortega y Gasset In the personal account Into Thin Air‚ Jon Krakauer gives a detailed account of the 1996 Mount Everest Disaster by accusing the inexperience and arrogance of both the climbers and guides. Krakauer wrote the book in order to endure with survivor’s guilt‚ to expose commercialization‚ and
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by the Multi-Store Model was far too simple. Following the Multi-Store Model‚ it is believed that STM holds limited amounts of information for short periods of time with relatively little processing‚ it is believed to be a unitary store. This means that due to its single store it has no subsystems‚ unlike the Working Memory Model which has many subsystems. This proves that the Working Memory is not a unitary store. Working Memory is STM. In contrast to the Multi-Store Model‚ where all the information
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have high expectations for myself such as being a role model. Being a role model for others‚ I have to think twice regarding my actions and its consequences. Being a leader is to have the courage of creating an impact and leaving a mark behind your path to inspire. I would like to be a positive influence for others and hope that my inspirations are contagious. At home‚ I am a leader as well. I have a younger sister and I want to be a role model for her because the people you were raised in can influence
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Outline and evaluate the working memory model (12 marks) Baddeley and Hitch proposed that memory has 4 components. The central executive‚ phonological loop‚ visuospatial sketchpad and the episodic buffer. The central executive decides how to share out and direct attention to incoming information. The phonological loop can be thought of as a maintenance rehearsal mechanism for retaining verbal information. It is sub-divided into two other components‚ the phonological store (inner ear)‚ which holds
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Outline and Evaluate the Working Memory Model The working memory model is a theory for how short-term memory works‚ and an expansion of the views expressed in the MSM theory. Baddeley and Hitch in 1974 felt that STM was not just one store but a collection of different stores. These concepts lead them to form a model which consists of three slave systems; the central executive‚ the phonological loop and the visuo-spatial sketchpad. They used the phrase ‘working memory’ to refer to the division of
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condensation on the substrate Physical vapor deposition a process by which a thin film of material is deposited on a substrate according to the following sequence of steps: 1) the material to be deposited is converted into vapor by physical means; 2) the vapor is transported across a region of low pressure from its source to the substrate; and 3) the vapor undergoes condensation on the substrate to form the thin film Typical set-up alloy targets are struck at an angle of 45o by a pulsed
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