Search Results - "Clegg, W.W"

Increased areal density using a 2-dimensional approach by Zaki Ahmed, M., Donnelly, T., Davey, P.J., Clegg, W.W.

“…There is a drive toward achieving much higher track density in magnetic recording. Increase in track density will produce more interaction/crosstalk between…”
Get full text

Track squeeze using adaptive intertrack interference equalization by Ahmed, M.Z., Davey, P.J., Donnelly, T., Clegg, W.W.

“…A new maximum likelihood sequence detection (MLSD) technique to reduce the effects of intertrack interference (ITI) is presented. As track densities increase,…”
Get full text

A novel magnetic force microscope probe design by Windmill, J.F.C., Clegg, W.W.

“…A new theoretical electromagnetic probe for the magnetic force microscope (MFM) is presented here. The magnetic field intensity normal to the probe, H/sub…”
Get full text

A new theoretical probe for the magnetic force microscope by Windmill, J.F.C, Clegg, W.W, Jenkins, D.F.L, Davey, P.J

“…The magnetic force microscope (MFM) is established as a valuable tool for the analysis of magnetic structures. The standard design of MFM incorporates a…”
Get full text

Imaging of laser modulated written domains in magneto-optical films for direct overwrite by Becker, S., Filbrandt, P.W.M., Wright, C.D., Rohrmann, H., Clegg, W.W., Röll, K.

“…ECDLs of TbFe/TbFeCo were prepared by rf sputtering and their temperature dependent switching behaviour was investigated by Kerr measurements performed on both…”
Get full text

Micro-annealing studies of Pt/Co multilayers for magneto-optic recording applications by Wright, C.D., Clegg, W.W., Boudjemline, A., Heyes, N.A.E., Grundy, P.J., Pollard, R.J., Greaves, S.J., Petford-Long, A.K., Kim, Y.H., Jakubovics, J.P.

“…Microannealing studied of the hysteresis properties of microscopic regions of Pt/Co multilayers as a function of the number of write cycles are described…”
Get full text

The influence of dielectric layers on the magnetic properties of thin GdFeCo layers for in-plane MAMMOS/MSR media by Hendren, W.R., Atkinson, R., Pollard, R.J., Salter, I.W., Wright, C.D., Clegg, W.W., Jenkins, D.F.L.

“…The effect of adjacent dielectric layers on sputter deposited GdFeCo, of thickness 10–30nm, suitable as the readout layer for in-plane magnetic amplifying…”
Get full text

Exchange anisotropy in NiFe/FeMn bilayers studied by planar Hall effect by Lu, Z.Q., Pan, G., Lai, W.Y., Mapps, D.J., Clegg, W.W.

“…Planar Hall effect (PHE) in NiFe/FeMn films was experimentally measured and simulated using Boltzmann transport equation. PHE was found to be an effective…”
Get full text

The preparation of piezoceramic–polymer thick films and their application as micromechanical actuators by Clegg, W.W, Jenkins, D.F.L, Cunningham, M.J

“…There is currently considerable interest in the development of piezoelectric materials with properties that cannot at present be attained with single-phase…”
Get full text

Active vibration control and actuation of a small cantilever for applications in scanning probe instruments by Cunningham, M.J., Jenkins, D.F.L., Clegg, W.W., Bakush, M.M.

“…The deflection control of a small cantilever is described, which operates using a single active piezoelectric element and optical vibration sensing, so that…”
Get full text

The thermal performance of the MAMMOS disk structure by Loze, M.K., Wright, C.D., Atkinson, R., Clegg, W.W.

“…The temperature distribution in the MAMMOS disk structure is modelled. It is shown that the readout layer temperature is mainly determined by the heat…”
Get full text

PZT thin film Bi-layer devices for phase controlled actuation in MEMS by JENKINS, D. F. L, CLEGG, W. W, CATTAN, E, REMIENS, D

“…A potential application for ferroelectric thin films is micro positioning and actuation. For using PZT films as micro-actuators it is desirable to have film…”
Get full text

A short wavelength R-/spl theta/ scanning laser microscope and optical disc tester for the characterization of optical recording media by Heyes, N.A.E., Wright, C.D., Clegg, W.W., Zhao, J.

“…The design and applications of a novel, short wavelength, combined R-/spl theta/ scanning laser microscope (SLM) and optical disc tester that is used for the…”
Get full text

PZT thin film bi-layer devices for improved actuation in MEMS by Jenkins, D.F.L., Clegg, W.W., Cattan, E., Remiens, D.

“…A potential application for ferroelectric thin films is micro positioning and actuation. For using PZT films as micro-actuators it is desirable to have film…”
Get full text

Multi-layer bulk PZT actuators for flying height control in ruggedised hard disk drives by Jenkins, D.F.L., Chilumbu, C., Tunstall, G., Clegg, W.W., Robinson, P.

“…When a hard disk drive is operated under hostile conditions fluctuations of the head flying height affect data-transfer, eventually leading to complete…”
Get full text

Design and modelling of dual spin-valve heads by Pan, G., Huo, S., Mapps, D.J., Clegg, W.W.

“…Two types of dual spin-valve head structure, the anti-parallel and parallel dual spin-valve heads, were proposed. Both dual spin-valve heads are thermal noise…”
Get full text

Investigation of the response of a new amorphous ferromagnetic MFM tip coating with an established sample and a prototype device by Heydon, G.P, Rainforth, W.M, Gibbs, M.R.J, Davies, H.A, Bishop, J.E.L, Tucker, J.W, Huo, S, Pan, G, Mapps, D.J, Clegg, W.W

“…A new type of amorphous ferromagnetic MFM tip coating has been used to obtain high-resolution images of domain wall structures in a magnetically soft amorphous…”
Get full text

Estimation of track misregistration by using dual-stripe magnetoresistive heads by Lian Na He, Zhi Gang Wang, Bin Liu, Mapps, D.J., Robinson, P., Clegg, W.W., Wilton, D.T., Nakamura, Y.

“…We propose here a new concept of servoing with dual-stripe magnetoresistive (DSMR) heads. This paper examines the use of its asymmetric microtrack profile for…”
Get full text

Size and shape effects of patterned polycrystalline islands by He, L., Wang, F.Z., Mapps, D.J., Clegg, W.W., Wilton, D.T., Robinson, P.

“…Patterned polycrystalline cobalt islands with different sizes and shapes have been simulated by a micromagnetic simulator. An elliptic shape is found to be…”
Get full text

A novel magnetic force microscope probe design by Clegg, W.W., Windmill, J.F.C.

Get full text