Half-metal CPP GMR sensor for magnetic recording, Z. Diao, M. Chapline,
Y. Zheng, C. Kaiser, A.G. Roy, C.J. Chien, C. C. Shang, Y. Ding, C. Yang,
D. Mauri, Q. Leng, M. Pakala, M. Oogane, Y. Ando, Journal of Magnetism
and Magnetic Materials 356 (2014) 73-81
Abrupt Transition from Ferromagnetic to Antiferromagnetic of Interfacial
Exchange in Perpendicularly Magnetized L1(0)-MnGa/FeCo Tuned by Fermi Level
Position, Q.L. Ma, S. Mizukami, T. Kubota, X.M. Zhang, Y. Ando, T. Miyazaki,
Phys. Rev. Lett.112 (2014) 157202
Magnetization dynamics for L1(0) MnGa/Fe exchange coupled bilayers, S.
Mizukami, T. Kubota, S. Iihama, R. Ranjbar, Q. Ma, X. Zhang, Y. Ando, T.
Miyazaki, J. Appl. Phys. 115 (2014) 17C119
Spin-dependent transport behavior in C-60 and Alq(3) based spin valves
with a magnetite electrode (invited), X.M. Zhang, S. Mizukami, Q.L. Ma,
T. Kubota, M. Oogane, H. Naganuma, Y. Ando, T. Miyazaki, J. Appl. Phys.115
(2014) 172608
Tunnel magnetoresistance effect using perpendicularly magnetized tetragonal
and cubic Mn-Co-Ga Heusler alloy electrode, T. Kubota, S. Mizukami, Q.L.
Ma, H. Naganuma, M. Oogane, Y. Ando, T. Miyazaki, J. Appl. Phys.115 (2014)
17C704
Static and dynamic magnetic properties of cubic Mn-Co-Ga Heusler films,
A.S. Demiray, T. Kubota, S. Iihama, S. Mizukami, T. Miyazaki, H. Naganuma,
M. Oogane, Y. Ando, J. Appl. Phys.115 (2014) 17 17D133
Gilbert damping constants of Ta/CoFeB/MgO(Ta) thin films measured by optical
detection of precessional magnetization dynamics, S. Iihama, S. Mizukami,
H. Naganuma, M. Oogane, Y. Ando, T. Miyazaki, Physical Review B 89 (2014)
174416
Ultrafast magnetization dynamics in Co-based Heusler compounds with tuned
chemical ordering, D. Steil, O. Schmitt, R. Fetzer, T. Kubota, H. Naganuma,
M. Oogane, Y. Ando, A.K. Suszka, O. Idigoras, G. Wolf, B. Hillebrands,
A. Berger, M. Aeschlimann, M. Cinchetti, New Journal of Physics 16 (2014)
63068
Correlations between atomic structure and giant magnetoresistance ratio
in Co-2(Fe,Mn) Si spin valves, L. Lari, K. Yoshida, P.L. Galindo, J. Sato,
J. Sizeland, D. Gilks, G.M, Uddin, Z. Nedelkoski, P.J, Hasnip, A. Hirohata,
M. Oogane, Y. Ando, V.K. Lazarov, Journal of Physics D- Applied Physics
47 (2014) 322003
Penetration depth of transverse spin current in (001)-oriented epitaxial
ferromagnetic films, A.L. Kwilu, H. Naganuma, M. Oogane, Y. Ando, Journal
of Magnetism and Magnetic Materials 368 (2014) 333-337
Fabrication of Integrated Magnetic Tunnel Junctions for Detection of Bio-magnetic
Field, K. Fujiwara, M. Oogane, D. Kato, T. Nishikawa, H. Naganuma and Y.
Ando, Transactions of Japanese Society for Medical and Biological Engineering
52 (2014) O-505
Low precessional damping observed for L10-ordered FePd epitaxial thin films
with large perpendicular magnetic anisotropy, S. Iihama, A. Sakuma, H.
Naganuma, M. Oogane, T. Miyazaki, S. Mizukami, and Y. Ando, Appl. Phys.
Lett., 105, (2014) 142403
Effect of Dy/Nd double layer on coercivity in Nd-Fe-B thin films, K. Koike,
J. Umezawa, H. Ishikawa, D. Ogawa, Y. Mizuno, H. Kato, T. Miyazaki, Y.
Ando, J. Appl. Phys. 115 (2014) 17A735
Preparation of a heteroepitaxial LaxSryMnzO3/BiFeO3 bilayer by r.f. magnetron
sputtering with various oxygen gas flow ratios, H. Naganuma, T. Ichinose,
H.A. Begum, S. Sato, X.F. Han, T. Miyazaki, I.T. Bae, M. Oogane, Y. Ando,
AIP Advances 4(2014) 087133
Mode change of vortex core oscillation induced by large direct current
in 120 nm sized current perpendicular-to-plane giant magnetoresistance
devices with a perpendicular polarizer, Y. Kawada, H. Naganuma, A.S. Demiray,
M. Oogane, Y. Ando, Appl. Phys. Lett. 105(2014) 052407
Non-Gilbert-damping Mechanism in a Ferromagnetic Heusler Compound
Probed by Nonlinear Spin Dynamics, P. Pirro, T. Sebastian, T. Bracher,
A.A, Serga, T. Kubota, H. Naganuma, M. Oogane, Y. Ando, B. Hillebrands,
Physical Review Letters 113(2014) 227601
2014年度 国際会議
ICSM-2014, Antalya, Turkey, April 27– May 2, 2014
“Tuning the Domain Wall Oscillations in Perpendicular Magnetic Anisotropy
Nanowires”, A. S.Demiray, Y. Tian, S. Mizukami, M. Oogane, H. Naganuma,
Y. Ando
12th RIEC International Workshop on Spintronics, Sendai, Japan, June 25
- 27, 2014
“Magnetic sensor properties with various CoFeB sensing layer thicknesses
and annealing temperatures in MgO-based magnetic tunnel junctions”, Takafumi
Nakano, Mikihiko Oogane, Hiroshi Naganuma
“Fabrication of magnetic tunnel junctions using perpendicularly magnetized
[Co75Fe25/Pd] multilayer”, Koki Mukaiyama, Hiroshi Naganuma, Mikihiko Oogane,
and Yasuo Ando
“Fabrication of magnetic tunnel junctions with Heusler alloy electrode
for TMR sensor devices”, Atsuo Ono, Mikihiko Oogane, Hiroshi Naganuma,
and Yasuo Ando
“Laser-induced ultrafast demagnetization in L10-FePt films”, Y. Sasaki,
S. Mizukami, S. Iihama,H. Naganuma, M. Oogane, and Y. Ando
“Low Gilbert damping observed in L10-FePd thin films with large perpendicular
magnetic anisotropy”, Satoshi Iihama, Shigemi Mizukami, Hiroshi Naganuma,
Terunobu Miyazaki, Mikihiko Oogane, and Yasuo Ando
“Control of parametric amplification via spin-transfer torque of a pure
spin current in Heusler/ Pt bilayers”, Thomas Meyer, T. Brächer, T. Sebastian,
P. Pirro, T. Fischer, A. A. Serga, H. Naganuma, K. Mukaiyama, M. Oogane,
Y. Ando, and B. Hillebrands
“Detectivity of weak magnetic field with magnetic tunnel junctions for
observing ultra-low-fieldnuclear magnetic resonance”, Motoki Endo, S. Mizukami,
K. Fujiwara, T. Nishikawa, M. Oogane, H. Nagamuma, and Y. Ando
The 6th IEEE international Nanoelectronics Conference 2014 (IEEE INEC 2014),
Sapporo, July 29, 2014
“Bio-magnetic field sensor application of magnetic tunnel junctions”, Yasuo
Ando(招待講演)
2014 IEEE ICMM, Sendai, Japan, June 29 - July 2, 2014
“Effect of microwave on magnetization switching in magnetic tunnel junction”,
Tian Yu, H. Naganuma, N. Inami, Y. Kawada, M. Oogane, and Y. Ando
“Nonlinear Dynamics of Micro-Sized Heusler Structures”, Alexander A. Serga,
Philipp Pirro, Thomas Sebastian, Thomas Brächer, Takahide Kubota, Hiroshi
Naganuma, Mikihiko Oogane, Yasuo Ando, Burkard Hillebrands
“Fast magnetization precession and damping of L10-FePd epitaxial thin films
grown on SrTiO3 substrate”, Satoshi Iihama, Shigemi Mizukami, Hiroshi Naganuma,
Terunobu Miyazaki, Mikihiko Oogane, Yasuo Ando
“Laser-induced fast spin precession controlled by interfacial exchange
coupling in MnGa/FeCo bilayers with perpendicular magnetic anisotropy”,
Qinli Ma, Satoshi Iihama, Shigemi Mizukami, Reza Ranjbar, Xianmin Zhang,
Atsushi Sugihara, Yasuo Ando, Terunobu Miyazaki
“Optimization of broad band frequency domain wall oscillations in perpendicular
magnetic anisotropy nanowires”, Ahmet Serdar Demiray, Hiroshi Naganuma,
Mikihiko Oogane, Yasuo Ando
“Control of the Effective Damping in Heusler/Pt Microstructures via Spin-Transfer
Torque”, Thomas Meyer, Thomas Braecher, Thomas Sebastian, Philipp Pirro,
Tobias Fischer, Alexander A. Serga, Hiroshi Naganuma, Koki Mukaiyama, Mikihiko
Oogane, Yasuo Ando, Burkard Hillebrands
2014SSDM, Tsukuba, September 8-11, 2014
“Magnetic Sensors Based on MgO-Magnetic Tunnel Junctions with Perpendicularly
Magnetized CoFeB-Sensing Layers”, Takafumi Nakano, Mikihiko Oogane, Hiroshi
Naganuma, Toshifumi Yano, Kenichi Ao, and Yasuo Ando
“Fabrication of Magnetic Tunnel Junctions with Synthetic Coupled Free Layer
for Highly Sensitive MagneticField Sensor Devices”, Daiki Kato, Mikihiko
Oogane, Kosuke Fujiwara, Takuo Nishikawa, Hiroshi Naganuma, and Yasuo Ando
The 59th Annual MMM Conference, Honolulu, Nov. 3-7, 2014
“Al-Doping effect on Annealing Stability in MgO-Based Magnetic Tunnel Junctions
for Magnetic Sensor with Perpendicularly Magnetized CoFeB Sensing Layer”,
Takafumi Nakano, Mikihiko Oogane, Hiroshi Naganuma, Toshifumi Yano, Kenichi
Ao, and Yasuo Ando
“Static and dynamic magnetic properties of cubic Mn3-xCoxGa Heusler thin
films”, A. S. Demiray, T. Kubota, S. Iihama, S. Mizukami, T. Miyazaki,
M. Oogane, H. Naganuma and Y. Ando
“Development of Integrated Magnetic Tunnel Junctions for Detection of Bio-magnetic
Field”, T.Nishikawa, M. Oogane, K. Fujiwara, D. Kato, H. Naganuma and Y.
Ando
“Fabrication of Integrated Magnetic Tunnel Junctions for Detection of Bio-magnetic
Field”, Kosuke Fujiwara, Mikihiko Oogane, Daiki Kato, Takuo Nishikawa,
Hiroshi Naganuma and Yasuo Ando
The 75th JSAP Autumn Meeting, Hokkaido, Sep. 17-20, 2014
“Magnetization Precession with Low Damping for Perpendicularly Magnetized
L10-FePd Films Grown on SrTiO3 Substrate”, S. Iihama, S. Mizukami, H. Naganuma,
T. Miyazaki, M. Oogane and Y. Ando
“Tunnel Magnetoresistance Effect in Magnetic Tunnel Junctions using Perpendicularly
Magnetized [Co75Fe25/Pd] Multilayer”, K. Mukaiyama, H. Naganuma, M. Oogane,
Y. Ando
“Improvement of Annealing Stability in Magnetic Sensors Based on Magnetic
Tunnel Junction by Using CoFeB/CoFeAlB-Sensing Bilayer”, Takafumi Nakano,
Mikihiko Oogane, Hiroshi Naganuma, Toshifumi Yano, Kenichi Ao, and Yasuo
Ando
“Fabrication of Magnetic Tunnel Junctions with Co2Fe0.4Mn0.6Si Heusler
Alloy for Magnetic Field Sensor Devices”, Atsuo Ono, Mikihiko Oogane, Hiroshi
Naganuma, and Yasuo Ando
“Spin-Wave Propagation Detected using All-Optical TR-MOKE Microscope in
Permalloy Films”,S. Iihama, S. Mizukami, M. Endo, Y. Sasaki, A. Sugihara,
H. Naganuma, M. Oogane, T. Miyazaki, and Y. Ando
“High Power Laser Induced Spin Precessional Dynamics of CoFeB Films”, Y.
Sasaki, S. Mizukami, S. Iihama, H. Naganuma, M. Oogane, and Y. Ando
“Structural and magnetic properties of L10-MnAl/Co multilayer”, Y. Kurimoto,
H. Saruyama, M.Oogane, H. Naganuma, Y. Ando
“Micromagnetic simulation of mode jump driven by high d.c. spin-polarized
current in vortex nano-oscillator”, A.S. Demiray, Y. Kawada, H. Naganuma,
M. Oogane, and Y. Ando
“Fabrication of Tunnel Junction with the BiFeO3 Barrier and the La0.6Sr0.4MnO3
Electrode”, Tomohiro Ichinose, Hiroshi Naganuma, Mikihiko Oogane, Yasuo
Ando
“Magnetic Tunnel Junctions with Amorphous CoFeSiB Free Layer for Highly
Sensitive Magnetic Field Sensor Devices”, Daiki Kato, Mikihiko Oogane, Kosuke Fujiwara, Junichi Jouno, Hiroshi Naganuma, Hiroyuki
Katsurada, Yasuo Ando
“Fabrication of MTJ array for bio-magnetic field sensor”,Mikihiko Oogane, Sabri Cakir, Daiki Kato, Kosuke Fujiwara, Hiroshi Naganuma, Yasuo Ando
“Magnetic tunnel junction with perpendicularly magnetized sensing layer
for magnetic sensor with small nonlinearity and large sensing range”,Takafumi Nakano, Mikihiko Oogane, Hiroshi Naganuma, Yasuo Ando