transverse motion of electrons
61Energy current — is a flow of energy defined by the Poynting vector (E×H), as opposed to normal current (flow of charge). It was originally postulated by Oliver Heaviside. Explanation Energy current is a somewhat informal term that is used, on occasion, to… …
62Pinch (plasma physics) — For other uses, see Pinch (disambiguation). Lightning bolts illustrating electromagnetically pinched plasma filaments …
63Imagerie par résonance magnétique — Pour les articles homonymes, voir IRM et MRI. L imagerie par résonance magnétique (IRM) est une technique d imagerie médicale permettant d obtenir des vues 2D ou 3D de l intérieur du corps de façon non invasive avec une résolution relativement… …
64Tether satellite — A tether satellite is a satellite connected to another by a thin cable called a tether. The space tether idea had its origin in the late 1800s. The idea became more popular in the 1960s, and subsequently NASA examined the feasibility of the idea… …
65system — 1. [TA] A consistent and complex whole made up of correlated and semiindependent parts. A complex of functionally related anatomic structures. 2. The entire organism seen as a complex organization of parts. 3. Any complex of structures… …
