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TECHNICAL PAPERS

The Effect of Porosity on the Head-Media Interface

[+] Author and Article Information
James K. Knudsen, Kenneth E. Palmquist

Imation Corporation, Data Storage & Information Management, 1 Imation Place, Oakdale, MN 55128

J. Tribol 123(3), 555-560 (Jul 06, 2000) (6 pages) doi:10.1115/1.1308036 History: Received February 02, 2000; Revised July 06, 2000
Copyright © 2001 by ASME
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References

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Figures

Grahic Jump Location
Velocity distribution in the head-media interface; (a) pressure flow, (b) shear flow
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Computed pressure profile over the head; (a) non-porous media, (b) porous media
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Pressure profile along head centerline
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Head-media spacing along head centerline
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Effect of porosity and pore diameter on head-media spacing
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Effect of porosity and permeability on head-media spacing
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Experimental head-media spacing data

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