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Perpendicular magnetic recording—Its development and realization—

The principle of conventional magnetic recording is that magnetic fields are applied parallel to the plane of the magnetic medium. As described in this paper, the invention and development of a new method of placing the magnetized information perpendicular to the plane of the magnetic recording medi...

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Autor principal: IWASAKI, Shun-ichi
Formato: Online Artículo Texto
Lenguaje:English
Publicado: The Japan Academy 2009
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3524294/
https://www.ncbi.nlm.nih.gov/pubmed/19212097
http://dx.doi.org/10.2183/pjab.85.37
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author IWASAKI, Shun-ichi
author_facet IWASAKI, Shun-ichi
author_sort IWASAKI, Shun-ichi
collection PubMed
description The principle of conventional magnetic recording is that magnetic fields are applied parallel to the plane of the magnetic medium. As described in this paper, the invention and development of a new method of placing the magnetized information perpendicular to the plane of the magnetic recording medium is presented. The yield in the mass production of high-density hard disk drives (HDDs) for perpendicular recording is much higher than that of HDDs for conventional recording. Consequently, it is estimated that as many as 75% of the 500 million HDDs to be shipped this year will use this technology.
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spelling pubmed-35242942013-01-09 Perpendicular magnetic recording—Its development and realization— IWASAKI, Shun-ichi Proc Jpn Acad Ser B Phys Biol Sci Review The principle of conventional magnetic recording is that magnetic fields are applied parallel to the plane of the magnetic medium. As described in this paper, the invention and development of a new method of placing the magnetized information perpendicular to the plane of the magnetic recording medium is presented. The yield in the mass production of high-density hard disk drives (HDDs) for perpendicular recording is much higher than that of HDDs for conventional recording. Consequently, it is estimated that as many as 75% of the 500 million HDDs to be shipped this year will use this technology. The Japan Academy 2009-02 2009-02-12 /pmc/articles/PMC3524294/ /pubmed/19212097 http://dx.doi.org/10.2183/pjab.85.37 Text en © 2009 The Japan Academy This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
spellingShingle Review
IWASAKI, Shun-ichi
Perpendicular magnetic recording—Its development and realization—
title Perpendicular magnetic recording—Its development and realization—
title_full Perpendicular magnetic recording—Its development and realization—
title_fullStr Perpendicular magnetic recording—Its development and realization—
title_full_unstemmed Perpendicular magnetic recording—Its development and realization—
title_short Perpendicular magnetic recording—Its development and realization—
title_sort perpendicular magnetic recording—its development and realization—
topic Review
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3524294/
https://www.ncbi.nlm.nih.gov/pubmed/19212097
http://dx.doi.org/10.2183/pjab.85.37
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