residual magnetization
41Multiferroics — have been formally defined as materials that exhibit more than one primary ferroic order parameter simultaneously (i.e. in a single phase).[1] The four basic primary ferroic order parameters are ferromagnetism, ferroelectricity, ferroelasticity… …
42hysteresis — hysteretic /his teuh ret ik/, hysteresial /his teuh ree see euhl/, adj. hysteretically, adv. /his teuh ree sis/, n. Physics. 1. the lag in response exhibited by a body in reacting to changes in the forces, esp. magnetic forces, affecting it. Cf.… …
43Solid-state nuclear magnetic resonance — (NMR) spectroscopy, characterized by the presence of anisotropic (directionally dependent) interactions.IntroductionBasic conceptsA spin interacts with a magnetic or an electric field. Spatial proximity and/or a chemical bond between two atoms… …
44Remanence — is the magnetization left behind in a medium after an external magnetic field is removed. It is denoted in equations as M r. In engineering applications it is often assumed that the magnetization M is synonymous with the residual flux density B… …
45Hall effect — For the Colombian band, see The Hall Effect (band). The Hall effect is the production of a voltage difference (the Hall voltage) across an electrical conductor, transverse to an electric current in the conductor and a magnetic field perpendicular …
46Spontaneous symmetry breaking — Quantum field theory (Feynman diagram) …
47Ferrite (magnet) — For other uses, see Ferrite (disambiguation). A stack of ferrite magnets Ferrites are chemical compounds consisting of ceramic materials with iron(III) oxide (Fe2O3) as their principal component.[1] Many of them are magnetic materials and t …
48History of sound recording — Methods and media for sound recording are varied and have undergone significant changes between the first time sound was actually recorded for later playback until now. Technology Mechanical recording The first devices for recording sound were… …
49FLASH MRI — (Fast Low Angle Shot Magnetic Resonance Imaging) is a basic measuring principle for rapid MRI invented in 1985 by Jens Frahm and Axel Haase (German Patent Application P 35 04 734.8, February 12, 1985) at the [http://www.mpibpc.gwdg.de Max Planck… …
50radioactivity — /ray dee oh ak tiv i tee/, n. Physics, Chem. the phenomenon, exhibited by and being a property of certain elements, of spontaneously emitting radiation resulting from changes in the nuclei of atoms of the element. Also called activity. [1895… …
