ordering and microstructure of FePt thin films with Cu, Ag, and Au additive

CL Platt, KW Wierman, EB Svedberg… - Journal of Applied …, 2002 - pubs.aip.org
The influence of Cu, Ag, and Au additives on the L1 0 ordering, texture, and grain size of
FePt thin films has been examined. Lattice parameter data indicated that Au and Ag …

Effect of Cu on the structure and magnetic properties of FePt sputtered film

YK Takahashi, M Ohnuma, K Hono - Journal of magnetism and magnetic …, 2002 - Elsevier
We have investigated the effect of Cu addition to the FePt alloy on the ordering kinetics and
the coercivities of sputter deposited thin films. By alloying 4at% Cu, the temperature that A1 …

Development of high density magnetic recording media for hard disk drives: materials science issues and challenges

GW Qin, YP Ren, N **ao, B Yang… - International …, 2009 - journals.sagepub.com
The tremendous increase in areal density of hard disk drives is mainly ascribed to harmonic
development between magnetic recording media and heads in their scaling, especially …

Ion-irradiation-induced direct ordering of FePt phase

CH Lai, CH Yang, CC Chiang - Applied physics letters, 2003 - pubs.aip.org
A highly ordered L 1 0 FePt phase was directly achieved by using 2 MeV He-ion irradiation
without conventional postannealing. The coercivity greater than 5700 Oe can be obtained …

Thickness and growth temperature dependence of structure and magnetism in FePt thin films

MF Toney, WY Lee, JA Hedstrom… - Journal of Applied Physics, 2003 - pubs.aip.org
We describe structural and magnetic measurements of polycrystalline, L1 0 chemically
ordered Fe (55–60) Pt (45–40) films as a function of film thickness (from 3 to 13 nm) and …

Structure and magnetic properties of L10-ordered Fe–Pt alloys and nanoparticles

J Lyubina, B Rellinghaus, O Gutfleisch… - Handbook of magnetic …, 2011 - Elsevier
Publisher Summary Fe–Pt alloys are known to exhibit high coercivity due to high
magnetocrystalline anisotropy (MCA) of the L1 0 FePt phase. The main intrinsic magnetic …

Rapid thermal annealing of Fe P t thin films

M Albrecht, C Brombacher - physica status solidi (a), 2013 - Wiley Online Library
In this study, Fe52Pt48 thin films were DC magnetron sputter‐deposited at room temperature
onto thermally oxidized silicon wafers. Rapid thermal annealing (RTA) was employed to …

Promotion of L1 ordered phase transformation by the Ag top layer on FePt thin films

ZL Zhao, J Ding, K Inaba, JS Chen, JP Wang - Applied physics letters, 2003 - pubs.aip.org
The influence of the deposition of an ultrathin Ag top layer on the structure and magnetic
properties of FePt thin films has been investigated. Crystallographic ordering of the L10 face …

Effect of alloy composition on the thermodynamic and kinetic parameters of the A1 to L1 transformation in FePt, FeNiPt, and FeCuPt films

DC Berry, K Barmak - Journal of Applied Physics, 2007 - pubs.aip.org
Differential scanning calorimetry is used to investigate the A 1 to L 1 0 ordering
transformation in binary FePt films with compositions in the range of 39.3− 55.3 at.% Pt and …

Composite nanogranular films of FePt-MgO with (001) orientation onto glass substrates

K Kang, ZG Zhang, C Papusoi, T Suzuki - Applied physics letters, 2004 - pubs.aip.org
For perpendicular magnetic recording, a design of using MgO as a seed layer and an
intermediate layer is introduced. By annealing the multilayer film with a stack structure of …