longitudinal magnetic recording

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• Perpendicular Magnetic Recording — Enregistrement perpendiculaire L’enregistrement perpendiculaire (ou Perpendicular Magnetic Recording, PMR) est une technique d enregistrement sur disque dur. Son intérêt a été démontré pour la première fois par Shun ichi Iwasaki, alors professeur …   Wikipédia en Français

• Magnetic resonance imaging — MRI redirects here. For other meanings of MRI or Mri, see MRI (disambiguation). Magnetic resonance imaging Intervention Sagittal MR image of the knee ICD 10 PCS B?3?ZZZ …   Wikipedia

• Magnetic stripe card — An example of the reverse side of a typical credit card: Green circle #1 labels the Magnetic stripe A magnetic stripe card is a type of card capable of storing data by modifying the magnetism of tiny iron based magnetic particles on a band of… …   Wikipedia

• Magnetic force microscope — MFM images of 3.2 GB and 30 GB computer hard drive surfaces. Magnetic force microscope (MFM) is a variety of atomic force microscope, where a sharp magnetized tip scans a magnetic sample; the tip sample magnetic interactions are detected and used …   Wikipedia

• longitudinal recording — noun A technique of creating magnetic data storage using horizontal as opposed to vertical magnetization of a hard disk drive …   Wiktionary

• Perpendicular recording — (or Perpendicular Magnetic Recording, PMR) is a technology for data recording on hard disks. It was first proven advantageous in 1976 by Shun ichi Iwasaki, then professor of the Tohoku University in Japan, and first commercially implemented in… …   Wikipedia

• Wire recording — A Peirce 55 B dictation wire recorder from 1945 …   Wikipedia

• Perpendicular Recording — oder Senkrechtaufzeichnung bzw. senkrechte Aufzeichnung, auch Perpendicular Magnetic Recording (PMR), ist eine Aufzeichnungstechnik bei magnetischen Datenträgern. Der Effekt wurde 1976 an der Universität Tōhoku in Japan nachgewiesen und 2005… …   Deutsch Wikipedia

• perpendicular recording — noun A technique of creating magnetic data storage using vertical as opposed to longitudinal magnetization. Becoming more common now in laptop hard disk drives. Syn: perpendicular magnetic recording, PMS …   Wiktionary

• Festplattenlaufwerk — Speichermedium Festplattenlaufwerk geöffnete Festplatte: drei Magnetscheiben, Schreib /Lesekopf, Mechanik Allgemeines Typ magnetisch Kapazität bis 4 TByte (2011) …   Deutsch Wikipedia

• Superparamagnetism — is a form of magnetism. A superparamagnetic material is composed of small ferromagnetic clusters (e.g. crystallites), but where the clusters are so small that they can randomly flip direction under thermal fluctuations. As a result, the material… …   Wikipedia