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Details of Grant 

EPSRC Reference: GR/N09602/01
Title: THERMAL ACTIVATION EFFECTS IN ADVANCED THIN FILM MEDIA
Principal Investigator: O'Grady, Professor K
Other Investigators:
Researcher Co-Investigators:
Project Partners:
Seagate Technology
Department: Physics
Organisation: University of York
Scheme: Standard Research (Pre-FEC)
Starts: 01 October 2000 Ends: 31 March 2004 Value (£): 182,145
EPSRC Research Topic Classifications:
Magnetism/Magnetic Phenomena
EPSRC Industrial Sector Classifications:
Electronics No relevance to Underpinning Sectors
Related Grants:
Panel History:  
Summary on Grant Application Form
This project seeks support for a study of thermal activation in thin film media associated with short and long times, i.e. writing and storage effects. These parameters will limit the use of magnetic materials in information storage. We wish to modify/construct additional facilities to enhance the suite of measurements available in Bangor and utilise these for studies of new media. We wish to study the longitudinal media which has 1010 texture in which it appears that interaction effects are generally demagnetising. Studies will be made of the response of such media to fast (nsec) timescales and over long periods of time via the activation volume. These results will be correlated to the general physical and magnetic microstructure determined via TEM and MFM studies. We wish to extend our studies to perpendicular media for which new and specialist measurement techniques will be required. A new suite of software routines for both data acquisition and analysis will be written and applied to advanced perpendicular media consisting of Pt based multilayers. Interactions and thermal activation in a range of multilayers will be studied and correlated to MFM data.
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Organisation Website: http://www.york.ac.uk