vacuum insulation

  • 11R-value (insulation) — The R value or R value is a measure of thermal resistance (K·m²/W) [Oak Ridge National Laboratory, [http://www.ornl.gov/sci/roofs+walls/insulation/ins 02.html Which Kind Of Insulation Is Best?] , retrieved 2008 07 13.] used in the building and… …

    Wikipedia

  • 12Materials for use in vacuum — are materials showing very low rate of outgassing in vacuum, and, where applicable, tolerant to the bake out temperatures. The requirements grow increasingly stringent with the desired degree of vacuum achievable in the vacuum chamber. The… …

    Wikipedia

  • 13Superconducting Radio Frequency — (SRF) science and technology involves the application of electrical superconductors to radio frequency devices. The ultra low electrical loss of the superconductor yields RF resonators with extremely high quality factors, or Q . For example, it… …

    Wikipedia

  • 14Autonomous building — An autonomous building is a building designed to be operated independently from infrastructural support services such as the electric power grid, municipal water systems, sewage treatment systems, storm drains, communication services, and in some …

    Wikipedia

  • 15Getter — Getters are reactive materials used for removing traces of gas from vacuum systems. Flashed getters are prepared by arranging a reservoir of a volatile and reactive material inside the vacuum system; once the system is sealed, the material is… …

    Wikipedia

  • 16Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… …

    Wikipedia

  • 17Rigid Panels — Rigid panel insulation is made from fibrous materials (fiberglass, rock and slag wool) or from plastic foam. They are sometimes sold in sections designed to fit tightly in standard wall cavities. When sold this way, they are called batts , and… …

    Wikipedia

  • 18Diatomaceous earth — A sample of diatomaceous earth Diatomaceous earth (  / …

    Wikipedia

  • 19Dewar — may refer to: Clan Dewar Vacuum flask (also known as a Dewar flask), a container with vacuum insulation; used to keep the contents hot or cold for an extended period Cryogenic storage dewars, specialised types of vacuum flask used for storing… …

    Wikipedia

  • 20Tension de claquage — La tension de claquage (ou « tension disruptive ») d un isolant électrique est la tension électrique minimale qui rend conductrice une portion d un isolant. Ce terme est particulièrement utilisé pour les condensateurs, dont le… …

    Wikipédia en Français