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Poynting's theorem

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  • Poynting's theorem — is a statement due to John Henry Poyntingcite journal author=Poynting, J. H. authorlink=John Henry Poynting year=1884 journal=Phil. Trans. volume=175 pages=277 title=On the Transfer of Energy in the Electromagnetic Field… …   Wikipedia

  • poynting's theorem — ˈpȯintiŋz noun Usage: usually capitalized P Etymology: after John H. Poynting died 1914 English physicist, its originator : a statement in electromagnetic theory: the transfer of energy by an electromagnetic wave is at right angles to both… …   Useful english dictionary

  • Poynting vector — In physics, the Poynting vector can be thought of as representing the energy flux (in W/m2) of an electromagnetic field. It is named after its inventor John Henry Poynting. Oliver Heaviside independently co discovered the Poynting vector. In… …   Wikipedia

  • Poynting, John Henry — ▪ British physicist born Sept. 9, 1852, Monton, Lancashire, Eng. died March 30, 1914, Birmingham, Warwickshire       British physicist who introduced a theorem that assigns a value to the rate of flow of electromagnetic energy known as the… …   Universalium

  • Poynting-Theorem — Der Satz von Poynting stellt einen Erhaltungssatz in der Elektrodynamik dar. Damit wird der Energieerhaltungssatz auf elektromagnetische Felder verallgemeinert. Seine Formulierung wird dem britischen Physiker John Henry Poynting zugeschrieben.… …   Deutsch Wikipedia

  • Poynting vector — noun The vector obtained in the direction of a right hand screw from the cross product (vector product) of the electric field vector rotated into the magnetic field vector of an electromagnetic wave. Note: The Poynting vector, with transmission… …   Wiktionary

  • John Henry Poynting — Infobox Scientist name = John Poynting box width = 300px image width = 240px caption = John Henry Poynting (1852 1914) birth date = birth date|1852|09|09 birth place = Monton, Lancashire, England death date = death date and… …   Wikipedia

  • Clairaut's theorem — For the interpretation of this theorem in terms of symmetry of second derivatives of a mapping , see Symmetry of second derivatives. Figure 1: An ellipsoid …   Wikipedia

  • Reciprocity (electromagnetism) — This page is about reciprocity theorems in classical electromagnetism. See also Reciprocity (mathematics) for unrelated reciprocity theorems, and Reciprocity for more general usages of the term. In classical electromagnetism, reciprocity refers… …   Wikipedia

  • Теорема Пойнтинга — (англ. Poynting s theorem)  теорема, описывающая закон сохранения энергии электромагнитного поля. Теорема была доказана в 1884 Джоном Генри Пойнтингом. Всё сводится к следующей формуле: , Где S  вектор Пойнтинга, J  плотность… …   Википедия

  • Scientific phenomena named after people — This is a list of scientific phenomena and concepts named after people (eponymous phenomena). For other lists of eponyms, see eponym. NOTOC A* Abderhalden ninhydrin reaction Emil Abderhalden * Abney effect, Abney s law of additivity William de… …   Wikipedia

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