User profiles for Hideo Sato

Hideo Sato-Akaba

静岡大学
Verified email at shizuoka.ac.jp
Cited by 1177

MgO/CoFeB/Ta/CoFeB/MgO recording structure in magnetic tunnel junctions with perpendicular easy axis

H Sato, M Yamanouchi, S Ikeda… - IEEE Transactions …, 2013 - ieeexplore.ieee.org
Junction size (D) dependence of thermal stability (Δ) factor and intrinsic critical current (I C0
) were investigated for MgO/CoFeB/Ta/CoFeB/MgO recording structure in magnetic tunnel …

Mechanical properties of dental zirconia ceramics changed with sandblasting and heat treatment

H Sato, K Yamada, G Pezzotti, M Nawa… - Dental materials …, 2008 - jstage.jst.go.jp
Two types of tetragonal zirconia polycrystals (TZP), a ceria-stabilized TZP/Al2O3 nanocomposite
(CZA) and a conventional yttria-stabilized TZP (Y-TZP), were sandblasted with 70-μm …

Biaxial flexure strength and low temperature degradation of Ce‐TZP/Al2O3 nanocomposite and Y‐TZP as dental restoratives

S Ban, H Sato, Y Suehiro, H Nakanishi… - Journal of Biomedical …, 2008 - Wiley Online Library
The purpose of the present study was to evaluate the mechanical durability of a zirconia/alumina
nanocomposite stabilized with cerium oxide (Ce‐TZP/Al 2 O 3 nanocomposite) in …

Surface modification of titanium by etching in concentrated sulfuric acid

S Ban, Y Iwaya, H Kono, H Sato - Dental materials, 2006 - Elsevier
OBJECTIVE: The purpose of this study was to characterize the etching behavior of titanium in
concentrated sulfuric acid and discuss its application on surface modification of titanium for …

Enhanced interface perpendicular magnetic anisotropy in Ta| CoFeB| MgO using nitrogen doped Ta underlayers

…, AJ Kellock, S Fukami, M Yamanouchi, H Sato… - Applied Physics …, 2013 - pubs.aip.org
We show that the magnetic characteristics of Ta| CoFeB| MgO magnetic heterostructures are
strongly influenced by doping the Ta underlayer with nitrogen. In particular, the saturation …

Atomic-Scale structure and local chemistry of COFeB–MgO magnetic tunnel junctions

Z Wang, M Saito, KP McKenna, S Fukami, H Sato… - Nano …, 2016 - ACS Publications
Magnetic tunnel junctions (MTJs) constitute a promising building block for future nonvolatile
memories and logic circuits. Despite their pivotal role, spatially resolving and chemically …

Three terminal magnetic tunnel junction utilizing the spin Hall effect of iridium-doped copper

…, L Chen, J Kim, M Hayashi, H Sato… - Applied Physics …, 2013 - pubs.aip.org
We show a three terminal magnetic tunnel junction (MTJ) with a 10-nm thick channel based
on an interconnection material Cu with 10% Ir doping. By applying a current density of less …

Electrically connected spin-torque oscillators array for 2.4 GHz WiFi band transmission and energy harvesting

…, R Mishra, T Ngo, YX Guo, S Fukami, H Sato… - Nature …, 2021 - nature.com
The mutual synchronization of spin-torque oscillators (STOs) is critical for communication,
energy harvesting and neuromorphic applications. Short range magnetic coupling-based …

Spin-orbit torques in high-resistivity-W/CoFeB/MgO

Y Takeuchi, C Zhang, A Okada, H Sato… - Applied Physics …, 2018 - pubs.aip.org
Magnetic heterostructures consisting of high-resistivity (238±5 µΩ cm)-W/CoFeB/MgO are
prepared by sputtering and their spin-orbit torques are evaluated as a function of W thickness …

Three-dimensional cone-beam computed tomography analysis of enlargement of the pharyngeal airway by the Herbst appliance

T Iwasaki, Y Takemoto, E Inada, H Sato, I Saitoh… - American Journal of …, 2014 - Elsevier
Introduction Pharyngeal airway size is increasingly recognized as an important factor in
obstructive sleep apnea. However, few studies have examined the changes of pharyngeal …