tunnel barrier
Смотреть что такое "tunnel barrier" в других словарях:
Tunnel ionization — is a process in which electrons in an atom (or a molecule) pass through the potential barrier and escape from the atom (or molecule). In an intense electric field, the potential barrier of an atom (molecule) is distorted drastically. Therefore,… … Wikipedia
Barrier-Option — Barrier Optionen sind eine Sonderform von Optionen und zählen zu den exotischen Optionen. Der Hauptunterschied zu den Optionen besteht darin, dass Barrier Optionen durch das Eintreten bestimmter Ereignisse aktiviert oder deaktiviert werden. Man… … Deutsch Wikipedia
Barrier Optionen — sind eine Sonderform von Optionen und zählen zu den exotischen Optionen. Der Hauptunterschied zu den Optionen besteht darin, dass Barrier Optionen durch das Eintreten bestimmter Ereignisse aktiviert oder deaktiviert werden. Man unterscheidet… … Deutsch Wikipedia
Tunnel Creek — is located within the grounds of Tunnel Creek National Park in the Kimberley Region of Western Australia. Along with Geikie Gorge and Windjana Gorge, Tunnel Creek is part of an ancient barrier reef that developed during the Devonian Period.Cite… … Wikipedia
tunnel — [tun′əl] n. [ME tonel, a net with wide opening and narrow end < MFr tonnelle, arbor, semicircular vault < OFr tonnel, dim. of tonne, TUN] 1. Obs. a) a flue b) a funnel 2. a passageway, as through a mountain or under a body of water, as for… … English World dictionary
Tunnel diode — A tunnel diode or Esaki diode is a type of semiconductor diode which is capable of very fast operation, well into the microwave frequency region, by using quantum mechanical effects. It was invented in 1958 by Leo Esaki, who in 1973 received the… … Wikipedia
tunnel effect — /ˈtʌnəl əfɛkt/ (say tunuhl uhfekt) noun the passage of an electron through a narrow potential barrier in a semiconductor in spite of its energy level being too low to surmount the barrier according to classical mechanics. This is explained in… …
tunnel — n. & v. n. 1 an artificial underground passage through a hill or under a road or river etc., esp. for a railway or road to pass through, or in a mine. 2 an underground passage dug by a burrowing animal. 3 a prolonged period of difficulty or… … Useful english dictionary
tunnel — I. noun Etymology: Middle English tonel cask, tun, from Anglo French, from tone tun Date: 1508 1. a hollow conduit or recess ; tube, well 2. a. a covered passageway; specifically a horizontal passageway through or under an obstruction b. a… … New Collegiate Dictionary
Tunnel junction — A tunnel junction is, in its simplest form, a thin insulating barrier between two conducting electrodes. If the electrodes are superconducting, Cooper pairs with a charge of two elementary charges carry the current. In the case that the… … Wikipedia
tunnel effect — noun : the quantum mechanical phenomenon sometimes exhibited by moving particles that succeed in passing from one side of a potential barrier to the other although of insufficient energy to pass over the top * * * Physics. a quantum mechanical… … Useful english dictionary
