Search Results - "Pressesky, J."

Distribution of switching fields in magnetic granular materials by Hovorka, O., Pressesky, J., Ju, G., Berger, A., Chantrell, R. W.

“…We present analytical calculations and kinetic Monte-Carlo modeling of rate-dependent behavior of switching field distributions (SFDs) in an ensemble of…”
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Media Design and Orientation in Perpendicular Media by Chureemart, J., Chureemart, P., Pressesky, J., Nolan, T., O'Grady, K.

“…The variation of coercivity as a function of angle has been used to characterise the distribution of easy axis orientation in various media structures. This…”
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Toward a new paradigm for final test of magnetic media for hard disc drives by Pressesky, J.

“…This paper proposes a new approach to the final test of rigid disc magnetic media. The conventional approach to the final test of magnetic media is to…”
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Magnetic properties and longitudinal recording performance of corrosion-resistant alloy films by Fisher, R., Allan, J., Pressesky, J.

“…This paper describes the magnetic properties, recording performance and corrosion resistance of sputtered CoCr alloy films and CoCrTa alloy films. The…”
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Linear density dependence of thermal decay in longitudinal recording by Richter, H.J., Brockie, R.M., Pressesky, J.L.

“…We present experimental and theoretical data on the signal decay of recordings measured at various densities. In contrast to expectations, the signal decay…”
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Effect of chromium underlayer thickness on recording characteristics of CoCrTa longitudinal recording media by Pressesky, J.L., Lee, S.Y., Heiman, N., Williams, D., Coughlin, T., Speliotis, D.E.

“…The bulk magnetic properties of the experimental disks were controlled in an attempt to isolate effects due to differences of underlayer morphology and…”
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Write current dependence of transition noise in thin film media by Lee, S.Y., Pressesky, J.L., Williams, D., Heiman, N.

“…Complex behavior of the noise in thin-film recording media is observed with regard to its dependency on bulk magnetic parameters, recording density, write…”
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Correlations of magnetic microstructure and anisotropy with noise spectra for CoNi and CoCrTa thin film media by Khan, M.R., Lee, S.Y., Pressesky, J.L., Williams, D., Duan, S.L., Fisher, R.D., Heiman, N., Scheinfein, M.R., Unguris, J., Pierce, D.T., Celotta, R.J., Speliotis, D.E.

“…The authors report on two thin-film-media alloys, Co/sub 86/Cr/sub 12/Ta/sub 2/ and Co/sub 75/Ni/sub 25/, which have very different noise characteristics. The…”
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In situ measurements of the coercive force of thin film discs-a comparison of different techniques by Pressesky, J.L., Lee, S.Y.

“…Three critical-current detection schemes are compared for demagnetization effects: DC erase, initial pattern: 75 fc/mm: DC erase, initial pattern: 450 fc/mm;…”
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Study of multilayer films for magnetic recording by Duan, S., Khan, M.R., Lee, S.Y., Pressesky, J.L., Tang, L., Thomas, G.

“…The magnetic and recording properties of single and multi-magnetic layer media were studied. The bulk magnetic properties of the samples are similar. Media…”
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Spin-polarized secondary electron microscopy of written domains in CoNiCr and its correlation with noise measurements as a function of write current by VANZANDT, T, BROWNING, R, LEE, S. Y, KHAN, M. R, PRESSESKY, J. L, DUAN, S. L, HEIMAN, N

“…Spin-polarized secondary electron microscope images of tracks of magnetic domains, written in Co62.5Ni30Cr7.5 thin-film longitudinal recording media, are…”
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Effects of nitrogen, oxygen and air on the magnetic properties of sputtered CoCrTa thin film recording discs by Khan, M.R., Fisher, R.D., Heiman, N., Pressesky, J.

“…The effects of partial pressures of oxygen, nitrogen and air on sputtered CoCrTa ternary alloys have been studied relative to their microstructure and magnetic…”
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A study of magnetic recording media on glass substrates by Shanlin Duan, Bing Zhang, Chuan Gao, Rauch, G.C., Pressesky, J.L., Schwartz, A.

“…Magnetic media deposited on glass substrates with metal seedlayer, Cr underlayer and CoCrPtTa alloy were studied. Within each group of samples, although the…”
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Toward a New Paradigm for Final Test of Magnetic Media for Hard Disc Drives by Pressesky, J.

“…This paper proposes a new approach to the final test of rigid disc magnetic media. The conventional approach to the final test of magnetic media is to…”
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The Chalk River single crystal neutron spectrometer by HURST, D G, PRESSESKY, A J, TUNNICLIFFE, P R

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Spatially resolved, in-situ measurements of the coercive force of thin film magnetic media by Fisher, R.D., Pressesky, J.L.

“…A method is presented for the nondestructive measurement of the coercive force of thin-film magnetic recording media. The technique involves the application of…”
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Spatially resolved, in-situ measurements of the coercive force of thin film magnetic media by Fisher, R.D., Pressesky, J.

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