CONTENTS 1) INTRODUCTION 2) A) CONCEPT OF HOLOGRAPHY B) HISTORICAL ROOT C) WHAT IS HOLOGRAM 3) HOLOGRAOHIC MEMORY 4) TECHNIQUE FOR STORING DATA ON A HOLOGRAPHIC MATERIAL 5) SPATIAL LIGHT MODULATOR 6) MULTIPLEXING TECHNIQUE FOR RETREIVING DATA FROM A HOLOGRAOHIC MATERIAL 8) ERROR CORRECTION 9) TECHNICAL SPECIFICATION OF HOLOGRAOHIC DEVICE 10) A) ADVANTAGES B) LIMITATIONS 11) OBSTACLES IN DEVELOPMENT OF HOLOGRAPHIC
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THE CONGRESS OF THE UNITED STATES ENACT LEGISLATION MAKING AMERICAN ENGLISH THE NATIONAL LANGUAGE OF THE UNITED STATES OF AMERICA." This sentiment was established by the English Only movement‚ which began in 1981 when Senator Hayakawa sponsored a constitutional amendment to make English the official language of the United States. Variations on his proposal have been before Congress ever since; the Language of Government Act has been pending before the House and Senate since 1991. Despite increasing
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Memory Human memory‚ like memory in a computer‚ allows us to store information for later use. In order to do this‚ however‚ both the computer and we need to master three processes involved in memory. The first is called encoding; the process we use to transform information so that it can be stores. For a computer this means transferring data into 1’s and 0’s. For us‚ it means transforming the data into a meaningful form such as an association with an existing memory‚ an image‚ or a sound. Next
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Abstract The aim of the study is to discover the effect caffeine has one ’s short term memory. The method used was a mixed design‚ a combination of the repeated measures and independent measures designs. The participants used were chosen from a sample opportunity‚ and all were twelfth grade Biology students. The results indicate that the lowest average score was that of the experimental group‚ after
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Bittersweet Memories Life is not fair in many ways‚ but some parts of our lives can be controlled in order for life to be a bit more bearable; therefore‚ a time machine is so much needed so that we can take back actions that can alter our lives forever. The problem wasn’t that I made a huge mistake that would drive my ex-girlfriend away‚ but rather it was meeting my soul mate too early on into my college experience where immaturity took over and made me do ignorant things that I would regret for
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ABSTRACT A conducting plastic has been used to create a new memory technology which has the potential to store a mega bit of data in a millimeter- square device-10 times denser than current magnetic memories. This device is cheap and fast‚ but cannot be rewritten‚ so would only be suitable for permanent storage. The device sandwiches a blob of a conducting polymer called PEDOT and a silicon diode between perpendicular wires. The key to the new technology was discovered by
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Describe flashbulb memories and discuss evidence on whether they are more accurate than other long-term memories. The term Flashbulb memory was first used by Brown & Kulik in 1977 (cited in McCloskey‚ Wible & Cohen‚ 1988). This flashbulb mechanism hypothesis states‚ that when triggered by a surprising‚ emotionally charged‚ significant event‚ a more vivid and lasting memory would be created than those created by everyday memory mechanisms. Examples of events that were supposed to trigger
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foreign language classes so English could be maintained as an official language in the country. Foreign language classes should not be removed from school criterias because it is very beneficial for all students. First‚ languages connect people together and it could help students experience a better social life. Second‚ it would raise the percentage of jobs in the United States. Third‚ it would increase the mantality of students and prepare a better future life for them. First‚ languages connect
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a specific memory like it happened yesterday. As you keep reminding yourself of that memory‚ you begin to be more confident that it was the original memory. But as many studies have proven‚ memories are only reconstructed‚ not reproduced. In this situation‚ Jim was faced with a similar scenario which included other factors as well. Although‚ a flashbulb memory triggered a detailed and vivid memory of a moment in Jim’s life‚ it is highly possible that it could be a very inaccurate memory of his experience
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A. VOLATILE MEMORY Volatile memory‚ also known as volatile storage‚ is computer memory that requires power to maintain the stored information‚ unlike non-volatile memory which does not require a maintained power supply. It has been less popularly known as term Dynamic random access memory (DRAM) is a type of random access memory that stores each bit of data in a separate capacitor within an integrated circuit. Since real capacitors leak charge‚ the information eventually fades unless the capacitor
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