Search Results - "Marchon, B"

Magnetic Spacing Trends: From LMR to PMR and Beyond by Marchon, B., Olson, T.

“…This paper examines trends in magnetic spacing in the hard disk drive industry for the last 15 years or so, as we transitioned from inductive to…”
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Lubricant Design Attributes for Subnanometer Head-Disk Clearance by Marchon, B.

“…This paper is an attempt to review some historical trends in thin film disk lubricant technology, and the associated requirements in terms of overall…”
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Carbon Overcoat Oxidation in Heat-Assisted Magnetic Recording by Pathem, B. K., Guo, X.-C., Rose, F., Wang, N., Komvopoulos, K., Schreck, E., Marchon, B.

“…Due to the ever increasing demand for higher storage capacity in disk drives, novel techniques to read and write information, such as heat-assisted magnetic…”
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Lubricant Thermodiffusion in Heat Assisted Magnetic Recording by Marchon, B., Saito, Y.

“…Molecular dynamics modeling of lubricant displacement on a disk during transient heating in a heat assisted recording interface is presented. It is found that…”
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The Limits of the Wallace Approximation for PMR Recording at High Areal Density by Marchon, B., Saito, K., Wilson, B., Wood, R.

“…This paper discusses the validity of the Triple Harmonic method and the Wallace readback model for the determination of head-disk spacing variations in today's…”
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Lubricant Dynamics in the Sub-Nanometer Clearance Regime by Marchon, B.., Qing Dai, Knigge, B.., Pit, R..

“…This paper reviews the present state of understanding of lubricant-slider interactions in a rigid disk drive. As slider flying heights are rapidly approaching…”
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A model for lubricant flow from disk to slider by Marchon, B., Karis, T., Qing Dai, Pit, R.

“…A model is presented that calculates the equilibrium lubricant thickness on a slider, resulting from a steady state where net inflow from disk evaporation…”
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The physics of disk lubricant in the continuum picture by Marchon, B., Qing Dai, Nayak, V., Pit, R.

“…Molecular dynamics simulation would be well suited to predict the physics of molecularly-thick lubricants on magnetic disk surfaces. The difficulty in defining…”
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Perfluoropolyether characterization by nuclear magnetic resonance spectroscopy and gel permeation chromatography by Karis, T.E., Marchon, B., Hopper, D.A., Siemens, R.L.

“…Precise control of perfluoropolyether (PFPE) physical properties requires analytical tools, such as nuclear magnetic resonance (NMR) spectroscopy and gel…”
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Poiseuille flow at a nanometer scale by Marchon, B, Karis, T. E

“…The spreading behavior of non-polar polymers in the nanometer thickness range is revisited. By incorporating a distance of closest approach d0 corresponding to…”
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Air Entrapment in Nanometer-Thick Lubricant Films and its Effect on Slider Flying Height in a Hard Disk Drive by Marchon, B., Guo, X. C., Canchi, S., Wang, R. H., Supper, N., Burns, J., Deoras, S., Zhang, J., Yang, A., Bach, N., Saito, Y.

“…Experimental data are presented, showing that the flying height of a slider in a hard disk drive can be altered by the chemical nature of the molecularly-thin…”
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Media Corrosion: Not Just an Overcoat Problem by Dai, Q., Marchon, B., Do, H., Takano, K., Wang, J.L.

“…This paper demonstrates that electrochemical impedance spectroscopy combined with atomic force microscopy analysis can successfully characterize the coverage…”
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Washboard effect at head-disk interface by Qing Dai, Hendriks, F., Marchon, B.

“…This paper presents experimental investigations of the lubricant ripple formation when the slider flies on the track. We quantified the impact of ripple…”
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Photoluminescence and Raman spectroscopy in hydrogenated carbon films by Marchon, B., Jing Gui, Grannen, K., Rauch, G.C., Ager, J.W., Silva, S.R.P., Robertson, J.

“…a-C:H films prepared by DC-magnetron sputtering in an H/sub 2/:Ar mixture exhibit strong photoluminescence (PL) peaks superimposed upon the Raman scattering…”
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Tribological issues in perpendicular recording media by Dai, Q., Nayak, U., Margulies, D., Marchon, B., Waltman, R., Takano, K., Wang, J.

“…As the hard disk drive industry is transitioning from longitudinal (LMR) to perpendicular (PMR) recording, a new set of reliability challenges had to be…”
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Time evolution of lubricant-slider dynamic interactions by Qing Dai, Knigge, B.E., Waltman, R.J., Marchon, B.

“…This paper presents time evolution studies of slider dynamics as a result of lubricant-slider interaction. Lubricant moguls and ripples are observed to form…”
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Experimental study of lubricant-slider interactions by Pit, R., Qing-Hua Zeng, Qing Dai, Marchon, B.

“…A simple method is introduced to contaminate either the slider or the disk with a small amount of lubricant, with the intent of studying the interaction…”
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Lubricant Spin-Off from Magnetic Recording Disks by Karis, TE, Marchon, B, Flores, V, Scarpulla, M

“…As the rotation rate of magnetic recording disks increases over the next few years, lubricant spin-off from the disk surface may be significant. Lubricant…”
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Cobalt Oxalate Formation on Thin-Film Magnetic Recording Media by Karis, T.E., Guo, X.-C., Marchon, B., Raman, V., Hsiao, Y.-L.

“…Needle-like crystalline nanostructures were formed on the surface of a lubricated experimental thin-film media during exposure to elevated temperature and…”
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Genesis and evolution of lubricant moguls by Qing Dai, Saint-Olive, C., Pit, R., Marchon, B.

“…Presents studies on lubricant mogul formation when a slider flies over a disk surface. In the range of parameters used in this study, moguls form and reach a…”
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