vacuum generation
121Zero-point energy — is the lowest possible energy that a quantum mechanical physical system may have; it is the energy of its ground state. All quantum mechanical systems undergo fluctuations even in their ground state and have an associated zero point energy, a… …
122The Hoover Company — Infobox Company company name = Hoover company company type = Division genre = Home Care foundation = 1907 founder = James Murray Spangler location city = location country = location = Glenwillow, Ohio origins = key people = area served = industry …
123Environmental scanning electron microscope — Wool fibers imaged in an ESEM by the use of two symmetrical plastic scintillating backscattered electron detectors …
124Rhenium — tungsten ← rhenium → osmium Tc ↑ Re ↓ Bh …
125Warp drive — is a form of faster than light propulsion in the fictional universe of Star Trek, capable of propelling spacecraft or objects to many multiples of the speed of light but avoiding the problems of time dilation. It is also featured in several… …
126Electronic engineering — is a discipline dealing with the behavior and effects of electrons (as in electron tubes and transistors) and with electronic devices, systems, or equipment.The term now also covers a large part of electrical engineering degree courses as studied …
127Solar thermal energy — Solar thermal system for water heating in Santorini, Greece …
128Electrogravitics — is a research subject based upon the original work of Nikola Tesla, and hypotheses advanced by Thomas Townsend Brown and Brown s subsequent extensive experimentation and demonstrations of the effect. The term was in widespread use by 1956.… …
