10.07.2015 Views

Terry Kammash - NASA's Institute for Advanced Concepts

Terry Kammash - NASA's Institute for Advanced Concepts

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Ion Acceleration Physics RelativisticElectron Cloud (Beam) Model One-DimensionalPoisson’s Equation∇·E=-4 πen bWhere:e=electron chargen b =beam electron densitydRCan readily show:E z =2πen b hWhere:h=thickness of electron cloudR=radius of electron cloudd=diameter of electron cloudE z

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