topography of mask
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Topography (disambiguation) — Topography may refer to:* Cartography, geology and oceanography ** Topography, the study of the current terrain features of a region and the graphic representation of the landform on a map. This is distinct from geomorphology, the study of the… … Wikipedia
Mask work — A mask work is a two or three dimensional layout or topography of an integrated circuit (IC or chip ), i.e. the arrangement on a chip of semiconductor devices such as transistors and passive electronic components such as resistors and… … Wikipedia
Diffraction topography — (short: topography ) is an X ray imaging technique based on Bragg diffraction. Diffraction topographic images ( topographs ) record the intensity profile of a beam of X rays (or, sometimes, neutrons) diffracted by a crystal. A topograph thus… … Wikipedia
Phase-shift mask — Phase shift masks are photomasks that take advantage of the interference generated by phase differences to improve image resolution in photolithography. There exist alternating [cite web|url = http://www.freepatentsonline.com/6977127.html | title … Wikipedia
Terrain mask — equipment.A terrain mask refers to the natural curvature of the earth. It is important as a means of avoiding active radar by positioning the aircraft so there is natural earth hiding it from the radio waves sent from the radar system. For… … Wikipedia
arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… … Universalium
Integrated circuit layout design protection — Layout designs (topographies) of integrated circuits are a field in the protection of intellectual property. Like most of the other forms of intellectual property, IC layout designs are creations of the human mind. They are usually the result of… … Wikipedia
Nerve guidance conduit — A nerve guidance conduit (also referred to as an artificial nerve conduit or artificial nerve graft, as opposed to an autograft) is an artificial means of guiding axonal regrowth to facilitate nerve regeneration and is one of several clinical… … Wikipedia
Photolithography — For earlier uses of photolithography in printing, see Lithography. For the same process applied to metal, see Photochemical machining. Photolithography (or optical lithography ) is a process used in microfabrication to selectively remove parts of … Wikipedia
Multiple patterning — is a class of technologies developed for photolithography to enhance the feature density. The simplest case of multiple patterning is double patterning, where a conventional lithography process is enhanced to produce double the expected number of … Wikipedia
performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains … Universalium
