optical disc video recording format called "Blu-ray Disc". The Blu-ray Disc enables the recording‚ rewriting and play back of up to 27 gigabytes (GB) of data on a single sided single layer 12cm CD/DVD size disc using a 405nm blue-violet laser. By employing a short wavelength blue violet laser‚ the Blu-ray Disc successfully minimizes its beam spot size by making the numerical aperture (NA) on a field lens that converges the laser 0.85. In addition‚ by using a disc structure with a 0.1mm optical transmittance
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In the poem "The Weary Blues”‚ Langston Hughes describes an evening of listening to a blues musician in Harlem. “The Wear Blues” By: Langston Hughes Droning a drowsy syncopated tune‚ Rocking back and forth to a mellow croon‚ I heard a Negro play. Down on Lenox Avenue the other night By the pale dull pallor of an old gas light He did a lazy sway . . . He did a lazy sway . . . To the tune o’ those Weary Blues. With his ebony hands on each ivory key He made that poor piano
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identity‚ feels your presents‚ and starts interacting with you .You ask the computer to dial to your friend at his office. It realizes the urgency of the situation through the mouse‚ dials your friend at his office‚ and establishes a connection. The BLUE EYES technology aims at creating computational machines that have perceptual and sensory ability like those of human beings.Employing most modern video cameras and microphones to identifies the users actions through the use of imparted sensory abilities
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Blue Jeans: Born to last Hardeep Singh Gill COMM171-341 Catherine Boote June 28‚ 2013 The article “Blue jeans: Born to last” by Leslie C. Smith was published in Globe and Mail in 1992. Smith gives the brief details and the history of world popular blue jeans. The main idea of the essay is that how blue jeans came into life and what does it represent. In 1980’s‚ during the time of gold rush‚ French cotton called denim came into being which replaced canvas and people called
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Kristall Von Den Stemmen Professor Slattum English M01B Tues & Thurs 09-09-12 Suffering in Sonny’s Blues In Sonny’s Blues by James Baldwin‚ two brothers grow up in the ghetto of Harlem‚ a poverty-stricken place where heroin use is common and crime is high. Sonny‚ the younger of the two‚ is portrayed as a troubled young adult who desperately tries to get out of the negative environment that threatens to destroy his dream of becoming a musician. His brother‚ in contrast‚ leads a more
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Music of Sadness “The Weary Blues‚” by Langston Hughes‚ tells a story of an unnamed narrator recalling an evening of listening to a man sing the blues one night in Harlem. Hughes uses a somber tone‚ depressed voice‚ syntax and imagery as language styles to convey a great deal of suffering that was occurring in Harlem during the mid-1900’s. In “The Weary Blues” Hughes uses imagery to communicate to the reader what the narrator is experiencing while listening to blues. The reader can feel the slow
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music that can be perceived in many ways depending on the individual. A musician provides us with many elements in their music such as being their life story‚ different perceptions of their pieces‚ and the ability of healing the soul. In "Sonny’s Blues" the narrator’s brother was talented in playing the piano later on we found out that is how he expresses his emotions. In the story‚ when Sonny was staying in Isabel house they “confessed that they were not living with a person‚ it
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about major events in history being led by his African ancestors. Hughes wrote about racial injustice he felt was present in everyday African American life‚ and how the “American Democracy” was faulty in that it didn’t favor the masses or poor. In “Blue Bayou” Hughes wrote‚ “White man/ Makes me work all day/ And I work too hard/ For too little pay” (7-10). He writes in those lines how the white man takes advantage of African Americans by giving them the worst jobs in the worst conditions for the least
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Blue- Collar workers are the ones that deserve the most respect in this world. They work so hard to perfect what they actually do. In the short passage Mike Rose expresses his own emotion not only towards his life but he basically broke it down for us piece by piece. He starts off by telling us his experience with being with his mom in the restaurant that she works at when he was a little kid. He learned a lot of things about the restaurant when he was there; most importantly he learned the hardship
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SCATTERING Why is the sky blue? The blue color of the sky is due to Rayleigh scattering. As light moves through the atmosphere‚ most of the longer wavelengths pass straight through. Little of the red‚ orange and yellow light is affected by the air. However‚ much of the shorter wavelength light is absorbed by the gas molecules. The absorbed blue light is then radiated in different directions. It gets scattered all around the sky. Whichever direction you look‚ some of this scattered blue light reaches you
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