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cross-section method

См. также в других словарях:

  • Radar cross section — (RCS) is a measure of how detectable an object is with a radar. For example a stealth aircraft (which is designed to be undetectable) will have design features that give it a low RCS, as opposed to a passenger airliner that will have a high… …   Wikipedia

  • Neutron cross section — Science with Neutrons Foundations Neutron temperature Flux · Radiation  …   Wikipedia

  • Neutron cross-section — The total neutron cross section of an isotope of a chemical element is the effective cross sectional area that an atom of that isotope presents to neutron scattering and absorption. cattering versus absorptionWhen a neutron approaches an atomic… …   Wikipedia

  • Photoionisation cross section — in the context of condensed matter physics refers to the probability of a particle (usually an electron) being emitted from its electronic state. Cross section in photoemission The photoemission is a useful experimental method for the… …   Wikipedia

  • Section — may refer to:* Section (bookbinding), papers folded during bookbinding * Section (botany) * Section (category theory), also in homological algebra, and including: ** Section (fiber bundle), in topology ** Part of a sheaf (mathematics) * Section… …   Wikipedia

  • Section headers of a Chinese dictionary — Section headers (in Chinese, 部首 bùshǒu), also known as index keys or classifiers , are graphic portions of Chinese characters which are used for organizing entries in Chinese dictionaries in sections which all share the same graphic part. In… …   Wikipedia

  • Cross-country skiing — Priit Narusk in the qualification for the Tour de Ski in Prague. Nickname(s) XC skiing Characteristics Categorization Outdoor or indoor in ski tunn …   Wikipedia

  • Section Eighteen of the Canadian Charter of Rights and Freedoms — is one of the provisions of the Charter that addresses rights relating to Canada s two official languages, English and French. Like section 133 of the Constitution Act, 1867 , section 18 requires that all statutes and other records made by the… …   Wikipedia

  • Cross-linked polyethylene — PEX redirects here. For other uses, see Pex (disambiguation). Cross linked polyethylene, commonly abbreviated PEX or XLPE, is a form of polyethylene with cross links. It is formed into tubing, and is used predominantly in hydronic radiant heating …   Wikipedia

  • Cross-multiplication — In mathematics, specifically in elementary arithmetic and elementary algebra, given an equation between two fractions or rational expressions, one can cross multiply to simplify the equation or determine the value of a variable. For an equation… …   Wikipedia

  • Cross product — This article is about the cross product of two vectors in three dimensional Euclidean space. For other uses, see Cross product (disambiguation). In mathematics, the cross product, vector product, or Gibbs vector product is a binary operation on… …   Wikipedia

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