Browsing by Author "Charles A. Brau"
Now showing items 1-4 of 4
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Jarvis, Jonathan Daniel (2009-03-12)Department: PhysicsThe primary purpose of this thesis is to detail recent progress in the development of high-brightness cathodes for use in beam driven radiation sources. In particular, diamond field-emitter arrays (DFEA) are discussed and ...
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Effects of Geometrical Order on the Linear and Nonlinear Optical Properties of Metal Nanoparticles McMahon, Matthew David (2006-09-06)Department: PhysicsThis dissertation describes experimental and computational studies of the effects of ordered arrangement on the linear and nonlinear optical properties of metal nanoparticles. The principal result is that second-harmonic ...
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Electron Beams from Needle Photocathodes and a New Theory of the Smith-Purcell Free-Electron Laser Boulware, III, Charles H. (2007-02-15)Department: PhysicsA promising source of radiation in the important terahertz (THz) region of the spectrum is the Smith-Purcell free-electron laser (SPFEL). This dissertation presents a new theory of the SPFEL, taking into account dispersion ...
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Irimia, Andrei (2007-12-07)Department: PhysicsThe detection and characterization of gastrointestinal (GI) electrical activity has important clinical applications, including the early diagnosis of GI diseases in humans. In this dissertation, two important multivariate ...