planar imperfection

См. также в других словарях:

• crystal — crystallike, adj. /kris tl/, n., adj., v., crystaled, crystaling or (esp. Brit.) crystalled, crystalling. n. 1. a clear, transparent mineral or glass resembling ice. 2. the transparent form of crystallized quartz. 3. Chem., Mineral. a solid body… …   Universalium

• Crystal — /kris tl/, n. 1. a city in SE Minnesota, near Minneapolis. 25,543. 2. a female given name. * * * I Any solid material whose atoms are arranged in a definite pattern and whose surface regularity reflects its internal symmetry. Each of a crystal s… …   Universalium

• Photographic lens — A photographic lens (also known as objective lens or photographic objective) is an optical lens or assembly of lenses used in conjunction with a camera body and mechanism to make images of objects either on photographic film or on other media… …   Wikipedia

• Zener pinning — is the influence of a dispersion of fine particles on the movement of low and high angle grain boundaries through a polycrystalline material. Small particles act to prevent the motion of such boundaries by exerting a pinning pressure which… …   Wikipedia

• Électronique de puissance — Pour les articles homonymes, voir Convertisseur. L électronique de puissance est l une des branches de l électrotechnique, elle concerne les dispositifs (convertisseurs) permettant de changer la forme de l énergie électrique. Elle comprend l… …   Wikipédia en Français

• fault — /fawlt/, n. 1. a defect or imperfection; flaw; failing: a fault in the brakes; a fault in one s character. 2. responsibility for failure or a wrongful act: It is my fault that we have not finished. 3. an error or mistake: a fault in addition. 4.… …   Universalium