Proceedings of JSME-IIP/ASME-ISPS Joint Conference on Micromechatronics for Information and Precision Equipment : IIP/ISPS joint MIPE
Online ISSN : 2424-3132
2015
Session ID : MoP-3
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MoP-3 EFFECTS OF SURFACE ROUGHNESS ON CHARACTERISTICS OF LIQUID TRANSFER DUE TO BREAKAGE OF LIQUID MENISCUS BRIDGE
Ryo ShinoharaMayu MiyamotoDaichi KondoHiroshige MatsuokaShigehisa Fukui
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Abstract
In recently developed magnetic storage systems, the spacing between the slider and the disk has been decreased to less than 2 nm. This ultra-small spacing results in the slider picking up the liquid lubricant on the disk. The small amount of the transferred (picked-up) lubricant affects the flying characteristics. In this study, we experimentally investigated the basic characteristics of liquid transfer due to the breakage of a liquid meniscus bridge. Furthermore, the force curves of the meniscus bridge were measured. The effects of the surface roughness on the liquid transfer and the force curves were discussed.
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© 2015 The Japan Society of Mechanical Engineers
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