Search Results - "Devasahayam, A."

P.2.d.005 Systematic review of the efficacy of duloxetine in major depressive disorder of the elderly by Devasahayam, A, Subramani, J.D, Curran, S

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Biasing materials for spin-valve read heads by Devasahayam, A.J., Kryder, M.H.

“…In this paper, the performance of CoNiO, NiO, NiMn and IrMn as exchange biasing materials for use in spin-valve read heads is described. The significant…”
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Nano-oxide layer formed on ruthenium of synthetic pinned-structure spin valve by ion beam and cluster ion beam oxidation by Hu, C.-C., Mao, M., Devasahayam, A.J., Lee, C.-L., Kools, J.C.S., Skinner, W., Hautala, J.

“…In this paper, we report the performance of bottom synthetic spin-valve films with a newly developed ruthenium (Ru)-based nano-oxide layer (NOL). Two energetic…”
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Sub-milli-Torr magnetron sputter deposition of magnetic thin films by Mao, M., Wang, J., Devasahayam, A., Lee, C.-L., Hu, C.-C., Kools, J.C.S., Rook, K., Schneider, T., Lam, K.

“…Thin films of magnetic and nonmagnetic constituents of spin-valve and magnetic tunnel junction multilayers were deposited using magnetron sputtering techniques…”
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Smoothing of (111) oriented Cu films by post-deposition in situ  20–100eV Ar ion bombardment by Kools, J. C. S., Devasahayam, A. J.

“…We have studied the effect of low energy (20–100eV) Ar bombardment on the surface roughness of (111) oriented Cu films both experimentally and by…”
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Fabrication and characterization of contiguous permanent magnet junctions by Min Xiao, Devasahayam, A.J., Kryder, M.H.

“…This paper addresses several important issues concerning contiguous permanent magnet biased magneto-resistive sensors. A fabrication process utilizing…”
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Comparison of RF bias, gas cluster ion beam, and ion beam in-situ beam treatment for enhancement of GMR in spin-valve stacks by Devasahayam, A.J., Kools, J.C.S., Chih-Ching Hu, Ming Mao, Chih-Ling Lee, Skinner, W., Hautala, J.

“…In this paper, we present data comparing three different in-situ beam treatment (smoothing) techniques for enhancement of GMR properties. The three techniques…”
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Critical thickness effects of NiFeCr-CoFe seed layers for spin valve multilayers by Chih-Ling Lee, Devasahayam, A.J., Chih-Ching Hu, Yingbo Zhang, Ming Mao, Kools, J.C.S., Rook, K.

“…In this article, we present data on the critical dependence of the magnetic, electrical and microstructural properties of spin-valves (SV) on seed-layer…”
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A study of the NiFe/NiMn exchange couple by Devasahayam, A.J., Kryder, M.H.

“…The effects of deposition order on the magnetic properties of the NiFe/NiMn exchange couple were studied. The use of a thin underlayer, to enhance these…”
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Small track width MR sensors stabilized with NiMn by Devasahayam, A.J., Mountfield, K.R., Kryder, M.H.

“…Small track width magnetoresistive sensors, stabilized with NiMn exchange tabs were fabricated. Two configurations were investigated: one with the NiMn on top…”
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Smoothing of (111) oriented Cu films by post-deposition in situ 20 – 100 eV Ar ion bombardment by Kools, J. C. S., Devasahayam, A. J.

“…We have studied the effect of low energy ( 20 – 100 eV ) Ar bombardment on the surface roughness of (111) oriented Cu films both experimentally and by…”
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The effect of sputtering conditions on the exchange fields of Co (x)Ni(1-x)O and NiFe by Devasahayam, A J, Kryder, M H

“…The effect of changing sputtering parameters on the magnetic properties of Co(x)Ni(1-x)O/Ni(81)Fe(19 ) exchange couples were studied. The thicknesses of the…”
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Enhancement of exchange bias in thin PtMn antiferromagnets by Ru and Cr nano-lamination by Lee, Chih-Ling, Kools, Jacques, Devasahayam, Adrian J., Mao, Ming, Hu, Chih-Ching

“…In this work, we report a novel approach to facilitate the phase transformation, namely the introduction of ultrathin Ru and Cr nanolayers inside the PtMn…”
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Sub-milli-Torr magnetron sputter deposition of magnetic thin films by Mao, M., Wang, J., Lee, C.-L., Devasahayam, A., Kools, J., Rook, K., Schneider, T., Lam, K.

“…In this paper, we evaluate the single films stress of various component layers in spin-valve or magnetic tunnel junction multilayers and the magnetic thickness…”
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Etching of spin valve capping layers for sensor stabilization applications by Jayasekara, W.P., Zhang, S., Mauri, D., Nguyen, S., Shatz, T., Devasahayam, A.J., Wang, J.

“…In this paper, we discuss ion beam etching (IBE) and reactive ion etching (RIE) of the Tantalum sensor capping layer. Limitations of physical etching are…”
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Material properties of ion beam deposited oxides for the optoelectronic industry by Devasahayam, Adrian J., Agatic, Ivo, Druz, Boris, Hegde, Hari, Zaritsky, Isaac, Das, Suhit R., Boudreau, Marcel, Yin, Tao, Mallard, Robert, LaFramboise, Sylvain

“…High quality, dense films of SiO 2 , Al 2 O 3 , Ta 2 O 5 , and TiO 2 were deposited with an ion beam deposition system (IBD). IBD has significant advantages…”
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Ion beam deposition of permanent magnet layers for liftoff processes by Hegde, Hari, Wang, Jinsong, Devasahayam, Adrian J., Kanarov, Viktor, Hayes, Alan, Yevtukhov, Rustam, Bozeman, Steve, Anderson, Paul, Tabat, Ned, Ryan, Patrick

“…Thin film permanent magnet layers of Cr/CoCrPt were prepared by ion beam deposition in a Veeco IBD-350 tool. The magnetic properties were measured as a…”
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