two-dimension electron gas

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• Two-dimensional gas — A two dimensional gas is a collection of N objects which are constrained to move in a planar or other two dimensional space in a gaseous state. The objects can be: ideal gas elements such as rigid disks undergoing elastic collisions; elementary… …   Wikipedia

• Gas electron diffraction — (GED) is one of the applications of electron diffraction techniques. The target of this method is the determination of the structure of gaseous molecules i.e. the geometrical arrangement of the atoms from which a molecule is built up.The… …   Wikipedia

• Environmental scanning electron microscope — Wool fibers imaged in an ESEM by the use of two symmetrical plastic scintillating backscattered electron detectors …   Wikipedia

• Scanning electron microscope — These pollen grains taken on an SEM show the characteristic depth of field of SEM micrographs …   Wikipedia

• Reflection high energy electron diffraction — (RHEED) is a technique used to characterize the surface of crystalline materials. RHEED systems gather information only from the surface layer of the sample, which distinguishes RHEED from other materials characterization methods that rely also… …   Wikipedia

• MODFET — The modulated doping field effect transistor or modulation doped field effect transistor (MODFET) is a type of a field effect transistor, also known as the High Electron Mobility Transistor (HEMT). Like other FETs, MODFETs are used in integrated… …   Wikipedia

• Jozef T. Devreese — is a Belgian scientist, with a long career in condensed matter physics. He is Professor Emeritus of Theoretical Physics at the Universiteit Antwerpen. He obtained a Ph.D. degree in Science, group Physics, Katholieke Universiteit Leuven, 1964.… …   Wikipedia

• Lateral quantum dot — A lateral quantum dot is a type of quantum dot made by imposing a small area of decreased potential in the two dimensional electron gas (2DEG) by means of electrical gates such that electrons or electron holes are confined in the 2DEG plane. The… …   Wikipedia

• ÉLECTRONIQUE (INDUSTRIE) — L’utilisation du mot électronique dans sa présente acception est relativement récente: jusqu’aux années cinquante, ce vocable se rapportait le plus souvent à la seule discipline qui traitait du mouvement des électrons dans le vide, et ce qu’on… …   Encyclopédie Universelle

• Luttinger liquid — A Tomonaga Luttinger liquid, more often referred to as simply a Luttinger liquid, is a theoretical model describing interacting electrons (or other fermions) in a one dimensional conductor (e.g. quantum wires such as carbon nanotubes). Such a… …   Wikipedia

• cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …   Universalium