binary beam radio direction finding system
21Plasma (physics) — For other uses, see Plasma. Plasma lamp, illustrating some of the more complex phenomena of a plasma, including filamentation. The colors are a result of relaxation of electrons in excited states to lower energy states after they have recombined… …
22History of virtual learning environments — A virtual learning environment (VLE) is a system that creates an environment designed to facilitate teachers in the management of educational courses for their students, especially a system using computer hardware and software, which involves… …
23Examples of the motif of harmful sensation in fiction — This is a chronological list of examples of the motif of harmful sensation in modern fiction. Before 1901*In Stendhal s 1817 Naples and Florence: A Journey from Milan to Reggio , the eponymous Stendhal syndrome is outlined. *Edgar Allan Poe s… …
