Extremely high-density longitudinal magnetic recording media

D Weller, MF Doerner - Annual review of materials science, 2000 - annualreviews.org
▪ Abstract Areal density progress in magnetic recording is largely determined by the ability to
fabricate low-noise, granular thin lm media with sufficient stability against thermal agitation …

Chemical-order-dependent magnetic anisotropy and exchange stiffness constant of FePt (001) epitaxial films

S Okamoto, N Kikuchi, O Kitakami, T Miyazaki… - Physical Review B, 2002 - APS
Anomalous Hall voltage was measured for FePt L 1 0 films having very high magnetic
anisotropy. The magnetic anisotropy K 1 and K 2 were determined with high accuracy by …

[HTML][HTML] 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 …

Lowering of ordering temperature for fct Fe–Pt in Fe/Pt multilayers

Y Endo, N Kikuchi, O Kitakami… - Journal of Applied Physics, 2001 - pubs.aip.org
We have explored magnetic properties and structural characteristics of Fe/Pt multilayers
after annealing at various temperatures in order to clarify the growth process of the ordered …

The origin of (001) texture evolution in FePt thin films on amorphous substrates

JS Kim, YM Koo, BJ Lee, SR Lee - Journal of Applied Physics, 2006 - pubs.aip.org
A theoretical study has been performed to rationalize the strong evolution of (001) texture
during postannealing of deposited Fe 50 Pt 50 thin films on amorphous substrates, by …

[HTML][HTML] Transmission electron microscopy image based micromagnetic simulations for optimizing nanostructure of FePt-X heat-assisted magnetic recording media

A Bolyachkin, H Sepehri-Amin, I Suzuki, H Tajiri… - Acta Materialia, 2022 - Elsevier
The areal density of the heat-assisted magnetic recording (HAMR) technology has a
potential to reach 4 Tb/in 2. However, the bimodal grain size distribution and structural …

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 …

Low-temperature ordering of (001) granular FePt films by inserting ultrathin SiO2 layers

YC Wu, LW Wang, CH Lai - Applied Physics Letters, 2007 - pubs.aip.org
L 1 0 granular Fe Pt–Si O 2 films with a (001) preferred orientation and well-separated
grains of 5.14 nm were obtained by depositing atomic-scale Fe∕ Pt∕ Si O 2 multilayers …

Magnetic properties and microstructure of FePt/Au multilayers with high perpendicular magnetocrystalline anisotropy

C Feng, Q Zhan, B Li, J Teng, M Li, Y Jiang… - Applied Physics …, 2008 - pubs.aip.org
FePt/Au multilayers were deposited on preheated 100 C MgO (001) single crystal substrates
by magnetron sputtering. Magnetic properties and microstructure of the films were studied …

granular thin film for high density magnetic recording

CP Luo, SH Liou, DJ Sellmyer - Journal of Applied Physics, 2000 - pubs.aip.org
Nanocomposite FePt: SiO 2 thin films consisting of high anisotropy FePt particles embedded
in a SiO 2 matrix have been successfully fabricated by annealing the as-deposited FePt/SiO …