System for Radon Assay of Water

Sashank Karri with Tom ShuttSystem for Radon Assay of WaterObservations such as galaxy rotation curves, orbital motions of galaxy clusters, and gravitational lensing in the light of Newton’s law of gravity and general relativity overwhelmingly suggest that much of the matter in the universe is invisible.  This dark matter...

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AC Conductivity of Silver Nanoparticles

Aaron Shojinaga with Jie ShanAC  Conductivity of Silver NanoparticlesThe electrical conductivity for bulk metal is described by the well-known Drude model. As the size of the metal is reduced to the nanometer scale however, the energy levels become discrete, rather than continuous. The average spacing between adjacent energy levels...

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