Essential Guide to the EU – Chapter 5
Plasma Sheaths, Cells, and Current-Free Double Layers

5.1  Plasma Temperature and Potential We have seen that temperature is a measure of the thermal energy of the particles in matter. More specifically, temperature is a measure of the kinetic energy of the particles’ random thermal motion. An electron has only 1/1840th the mass (approximately) of a proton, so…

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Zero Mass Particles

Dec 02, 2011 Gamma-rays are said to be particles with no mass, yet possessed of extreme momentum. According to a recent press release, the Fermi Gamma-ray Space Telescope has detected several unidentified sources of intense gamma-ray emissions that are not seen in any other frequencies. NASA launched the telescope (formerly…

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Glacial Potholes

Nov 30, 2011 Did pieces of stone really carve these holes? Rockwood Provincial Park lies alongside the Grand River in the Niagara Escarpment region of Canada. Numerous geological features are located in the park and all are attributed to glacial action as the sole creation mechanism. The two images above…

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