Manfra10-2011

Manfra10-2011 - CHAPTER 3 Prelude to Quantum Theory 3.1 3.2...

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3.1 Discovery of the X-Ray and the Electron 3.2 Determination of Electron Charge 3.3 Line Spectra 3.4 Quantization 3.5 Blackbody Radiation 3.6 Photoelectric Effect 3.7 X-Ray Production 3.8 Compton Effect 3.9 Pair Production and Annihilation CHAPTER 3 Prelude to Quantum Theory New Problems due this Friday February 18th Chapter 3: 2, 4,14, 17, 18, 20, 25, 34, 37, 39 Max Karl Ernst Ludwig Planck (1858-1947)
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Click to edit Master subtitle style 3.1: Discovery of the X-Ray and the Electron In the 1890s scientists and engineers were familiar with “cathode rays.” These rays were generated from one of the metal plates in an evacuated tube with a large electric potential across it. It was surmised that cathode rays had something to do with atoms. It was known that cathode rays could penetrate matter and were deflected by magnetic and electric fields. J. J. Thomson (1856-1940) Wilhelm Röntgen (1845-1923)
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Click to edit Master subtitle style Observation of X Rays Wilhelm Röntgen studied the effects of cathode rays passing through various materials. He noticed that a phosphorescent screen near the tube glowed during some of these experiments. These new rays were unaffected by magnetic fields and
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This note was uploaded on 04/23/2011 for the course PHYS 342 taught by Professor Staff during the Spring '08 term at Purdue.

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Manfra10-2011 - CHAPTER 3 Prelude to Quantum Theory 3.1 3.2...

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