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1

Characterization of MgZnO films grown by plasma enhanced metal-organic chemical vapor deposition

Hirokazu Asahara, Daiju Takamizu, Atsutoshi Inokuchi, Masaki Hirayama, Akinobu Teramoto, Shin Saito, Migaku Takahashi, Tadahiro Ohmi

Journal:

Thin Solid Films

Year:

2010

Language:

english

File:

PDF, 944 KB

english, 2010

2

Effect of nitrogen–hydrogen mixed plasma on nitridation process of iron nanoparticles

Tomohito Maki, Hiroaki Kura, Hiroyasu Ishida, Toshiro Kaneko, Rikizo Hatakeyama, Migaku Takahashi, Tomoyuki Ogawa

Journal:

Thin Solid Films

Year:

2011

Language:

english

File:

PDF, 607 KB

english, 2011

3

Effect of Co Replacement with Fe on Uniaxial Magnetocrystalline Anisotropy in Disordered hcp CoPtRh Alloy Films

Nozawa, Naoki, Saito, Shin, Hinata, Shintaro, Takahashi, Migaku

Journal:

IEEE Transactions on Magnetics

Year:

2013

Language:

english

File:

PDF, 1.05 MB

english, 2013

4

Spectroscopic Detection of Magneto-Optical Hysteresis in a Single Magnetic Field Sweep by Faraday Cell Modulation

Saito, Shin, Sasaki, Tatsuaki, Meguro, Sakae, Du, Guang-Xiang, Takahashi, Migaku

Journal:

IEEE Transactions on Magnetics

Year:

2013

Language:

english

File:

PDF, 578 KB

english, 2013

5

Evaluation of Atomic Layer Stacking Structure and Curie Temperature of Magnetic Films for Thermally Assisted Recording Media (Invited)

Saito, Shin, Hinata, Shintaro, Takahashi, Migaku

Journal:

IEEE Transactions on Magnetics

Year:

2014

Language:

english

File:

PDF, 3.34 MB

english, 2014

6

Co–Pt–Cr–CoSi–CoO Sintered Target for Low Ar-gas-pressure Deposition of ${\hbox{CoPtCr-SiO}}_{2}$ Granular Film with Stoichiometric $\hbox{SiO}_{2}$ Phase

Sasaki, Shingo, Saito, Shin, Takahashi, Migaku

Journal:

IEEE Transactions on Magnetics

Year:

2013

Language:

english

File:

PDF, 1.37 MB

english, 2013

7

Low-Gas-Pressure Sputtering of CoPtCr–$\hbox{SiO}_2$ Granular Films Made by a Sintered Target Without $\hbox{SiO}_2$ Powder

Sasaki, Shingo, Saito, Shin, Takahashi, Migaku

Journal:

IEEE Magnetics Letters

Year:

2010

Language:

english

File:

PDF, 546 KB

english, 2010

8

Intergranular Exchange Coupling Field Under Multidomain State for Stacked Perpendicular Recording Media Evaluated by Ferromagnetic Resonance

Hinata, Shintaro, Saito, Shin, Takahashi, Migaku

Journal:

IEEE Transactions on Magnetics

Year:

2012

Language:

english

File:

PDF, 805 KB

english, 2012

9

Domain structure and magnetization loss in a toroidal core based on an Fe-based amorphous alloy

Azuma, Daichi, Hasegawa, Ryusuke, Saito, Shin, Takahashi, Migaku

Journal:

Journal of Applied Physics

Year:

2012

Language:

english

File:

PDF, 1.37 MB

english, 2012

10

Perpendicular Exchange Anisotropy in Mn-Ir/Fe-Co/[Pt/Co]$_{4}$ Multilayers

Takahashi, Hirokazu, Tsunoda, Masakiyo, Takahashi, Migaku

Journal:

IEEE Transactions on Magnetics

Year:

2012

Language:

english

File:

PDF, 776 KB

english, 2012

11

Microwave-Assisted Magnetization Reversal for Granular Media by a Resonant Cavity Method

Hinata, Shintaro, Saito, Shin, Takahashi, Migaku, Sahashi, Masashi

Journal:

IEEE Transactions on Magnetics

Year:

2014

Language:

english

File:

PDF, 1.07 MB

english, 2014

12

High $K_{{{u}}}$ and Low Intergranular Exchange Coupling of Postannealed CoPt-WO3 Granular Film

Tham, Kim Kong, Hinata, Shintaro, Saito, Shin, Takahashi, Migaku

Journal:

IEEE Transactions on Magnetics

Year:

2014

Language:

english

File:

PDF, 1.95 MB

english, 2014

13

ChemInform Abstract: α-Fe16N2 Problem - Giant Magnetic Moment or Not

Migaku Takahashi, H. Shoji

Journal:

Year:

2000

File:

PDF, 28 KB

2000

14

ChemInform Abstract: α-Fe16N2: Giant Magnetic Moment or Not?

Migaku Takahashi, H. Shoji

Journal:

Year:

2000

File:

PDF, 28 KB

2000

15

ChemInform Abstract: Tailor-Made Nanostructured Materials for Perpendicular Recording Media and Head - Precise Control of Direct/Indirect Exchange Coupling

Migaku Takahashi, Masakiyo Tsunoda, Shin Saito

Journal:

Year:

2009

File:

PDF, 11 KB

2009

16

Translocation of bio-functionalized magnetic beads using smart magnetophoresis

S. Anandakumar, V. Sudha Rani, Sunjong Oh, B.L. Sinha, Migaku Takahashi, CheolGi Kim

Journal:

Biosensors and Bioelectronics

Year:

2010

Language:

english

File:

PDF, 615 KB

english, 2010

17

Determination of 4-tert.-octylphenol and 4-nonylphenol in laboratory animal feed sample by stir bar sorptive extraction followed by liquid desorption and column-switching liquid chromatography–mass spectrometry with solid-phase extraction

Migaku Kawaguchi, Shima Takahashi, Fumie Seshimo, Norihiro Sakui, Noriya Okanouchi, Rie Ito, Koichi Inoue, Yoshihiro Yoshimura, Shun-ichiro Izumi, Tsunehisa Makino, Hiroyuki Nakazawa

Journal:

Journal of Chromatography A

Year:

2004

Language:

english

File:

PDF, 202 KB

english, 2004

18

Facile synthesis of Fe3O4 nanoparticles by reduction phase transformation from γ-Fe2O3 nanoparticles in organic solvent

Hoang Tri Hai, Hiroaki Kura, Migaku Takahashi, Tomoyuki Ogawa

Journal:

Journal of Colloid and Interface Science

Year:

2010

Language:

english

File:

PDF, 511 KB

english, 2010

19

Size control and characterization of wustite (core)/spinel (shell) nanocubes obtained by decomposition of iron oleate complex

Hoang Tri Hai, Hai Tao Yang, Hiroaki Kura, Daiji Hasegawa, Yasunobu Ogata, Migaku Takahashi, Tomoyuki Ogawa

Journal:

Journal of Colloid and Interface Science

Year:

2010

Language:

english

File:

PDF, 557 KB

english, 2010

20

Preface

Migaku Takahashi, Maw-Kuen Wu

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2004

Language:

english

File:

PDF, 126 KB

english, 2004

21

Improved thermal stability of exchange bias of Mn–Ir/Co–Fe bilayers by novel in situ thermal annealing procedure

Ken-ichi Imakita, Masakiyo Tsunoda, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2005

Language:

english

File:

PDF, 299 KB

english, 2005

22

Magnetization switching of CoFeSiB free-layered magnetic tunnel junctions

Byong Sun Chun, Jae Youn Hwang, Jang Roh Rhee, Taewan Kim, Shin Saito, Satoru Yoshimura, Masakiyo Tsunoda, Migaku Takahashi, Young Keun Kim

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2006

Language:

english

File:

PDF, 439 KB

english, 2006

23

Tunable magnetic anisotropy of antiferromagnetic superlattice and resultant exchange bias of ferromagnetic layer on it

Masakiyo Tsunoda, Mamiko Naka, Dong Young Kim, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2006

Language:

english

File:

PDF, 179 KB

english, 2006

24

Negative coercivity characteristics in antiferromagnetic coupled hard/soft multilayers

DongYoung Kim, CheolGi Kim, Chong-Oh Kim, Seok Soo Yoon, Mamiko Naka, Masakiyo Tsunoda, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2006

Language:

english

File:

PDF, 121 KB

english, 2006

25

Hetergeneous-nucleation synthesis of monodisperse ε-cobalt nanoparticles using palladium seeds

Haitao Yang, Tomoyuki Ogawa, Daiji Hasegawa, C.N. Chinnasamy, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2006

Language:

english

File:

PDF, 301 KB

english, 2006

26

L12 phase formation and giant exchange anisotropy in Mn3Ir/Co–Fe bilayers

Masakiyo Tsunoda, Ken-ichi Imakita, Mamiko Naka, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2006

Language:

english

File:

PDF, 253 KB

english, 2006

27

Tailor-made nano-structured materials for perpendicular recording media and head—precise control of direct/indirect exchange coupling

Migaku Takahashi, Masakiyo Tsunoda, Shin Saito

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2009

Language:

english

File:

PDF, 735 KB

english, 2009

28

Advanced granular-type perpendicular recording media

Migaku Takahashi, Shin Saito

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2008

Language:

english

File:

PDF, 1.24 MB

english, 2008

29

Degree of chemical reaction of carbon and oxygen to ferromagnetic grains for Co-based alloy-oxide granular structure

Shingo Sasaki, Shin Saito, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2008

Language:

english

File:

PDF, 558 KB

english, 2008

30

Topological bumped surface induced by the lattice extension of the RuCr intermediate layer for granular-type perpendicular recording media

Shinji Yonemura, Shin Saito, Atsushi Hashimoto, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2008

Language:

english

File:

PDF, 674 KB

english, 2008

31

Challenge of ultra high frequency limit of permeability for magnetic nanoparticle assembly with organic polymer—Application of superparamagnetism

Daiji Hasegawa, Haitao Yang, Tomoyuki Ogawa, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2009

Language:

english

File:

PDF, 580 KB

english, 2009

32

Electron tunneling using STM/STS on iron-based oxypnictides

Yuuki Kawashima, Koichi Ichimura, Toru Kurosawa, Migaku Oda, Satoshi Tanda, Hiroki Takahashi, Hironari Okada, Yoichi Kamihara, Hideo Hosono

Journal:

Physica C: Superconductivity

Year:

2010

Language:

english

File:

PDF, 306 KB

english, 2010

33

Ultra-clean sputtering process for magnetic thin films on hard disk drives

Migaku Takahashi, M Tsunoda, H Shoji

Journal:

Year:

2000

Language:

english

File:

PDF, 586 KB

english, 2000

34

Annealing temperature dependence of microwave permeability in CoFe/MnIr bilayers

Dong Young Kim, B. Parvatheeswara Rao, Chong-Oh Kim, Masakiyo Tsunoda, Migaku Takahashi

Journal:

physica status solidi (c)

Year:

2007

Language:

english

File:

PDF, 366 KB

english, 2007

35

Magnetization reversal of ferromagnetic layer in exchange coupled Mn–Ir/Co–Fe epitaxial bilayers

Takashi Sato, Masakiyo Tsunoda, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2005

Language:

english

File:

PDF, 294 KB

english, 2005

36

Radical nitridation of Al films for the barrier formation in ferromagnetic tunnel junctions

Masakiyo Tsunoda, Toshihiro Shoyama, Satoru Yoshimura, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2005

Language:

english

File:

PDF, 310 KB

english, 2005

37

High coercive force and low intergranular coupling in thin film media fabricated under the ultra clean sputtering process

Takehito Shimatsu, Migaku Takahashi

Journal:

Materials Chemistry and Physics

Year:

1995

Language:

english

File:

PDF, 800 KB

english, 1995

38

Magnetic properties of amorphous Co-R (R = Sm, Nd, Pr) alloys

Yang Xingbo, T. Izumi, T. Miyazaki, C. Horie, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

1987

Language:

english

File:

PDF, 515 KB

english, 1987

39

Magnetization, Curie temperature and perpendicular magnetic anisotropy of evaporated Fe-rare earth amorphous alloy films

T. Miyazaki, K. Hayashi, S. Yamaguchi, Migaku Takahashi, A. Yoshihara, T. Shimamori, T. Wakiyama

Journal:

Journal of Magnetism and Magnetic Materials

Year:

1988

Language:

english

File:

PDF, 783 KB

english, 1988

40

Magnetization, Curie temperature and perpendicular magnetic anisotropy of evaporated Co-rare earth amorphous alloy films

Migaku Takahashi, A. Yoshihara, T. Shimamori, T. Wakiyama, T. Miyazaki, K. Hayashi, S. Yamaguchi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

1988

Language:

english

File:

PDF, 743 KB

english, 1988

41

Formation and magnetic properties of metastable (TM)5Sm and (TM)7Sm2 (TM = Fe,Co) compounds

T. Miyazaki, Mikio Takahashi, Yang Xingbo, H. Saito, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

1988

Language:

english

File:

PDF, 509 KB

english, 1988

42

Soft magnetism of nanocrystalline Fe based sputtered films with high Bs

Migaku Takahashi, T. Shimatsu

Journal:

Journal of Magnetism and Magnetic Materials

Year:

1991

Language:

english

File:

PDF, 510 KB

english, 1991

43

Magnetic evaluation of intergranular interactions in thin-film media by rotational hysteresis loss analysis

Migaku Takahashi, T. Shimatsu, M. Suekane, M. Miyamura, K. Yamaguchi, H. Yamasaki

Journal:

Journal of Magnetism and Magnetic Materials

Year:

1993

Language:

english

File:

PDF, 173 KB

english, 1993

44

Recent new experiments in magnetic thin film fabrication: Plasma nitriding and SAW exciting substrate

Migaku Takahashi, H. Shoji, M. Tsunoda

Journal:

Journal of Magnetism and Magnetic Materials

Year:

1994

Language:

english

File:

PDF, 1.06 MB

english, 1994

45

Giant magnetic Kerr rotation for Pt substituted MnSb compound films with NiAs type structure

Migaku Takahashi, H. Shoji, Y. Hozumi, T. Wakiyama

Journal:

Journal of Magnetism and Magnetic Materials

Year:

1994

Language:

english

File:

PDF, 462 KB

english, 1994

46

Magnetic and magneto-optical properties of CoPtM (M = Re, Ru) alloy films for a new magneto-optical recording material

Yoshihiko Takeda, Tomokazu Umezawa, Kiyoshi Chiba, Hiroki Shoji, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

1996

Language:

english

File:

PDF, 748 KB

english, 1996

47

Local transport properties of Co-Fe/Al-O/Co-Fe tunnel junctions with high thermal stability

Tae Sick Yoon, Toshihiro Shoyama, Young Woo Lee, Masakiyo Tsunoda, Migaku Takahashi, Dong Young Kim, Chong Oh Kim

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2004

Language:

english

File:

PDF, 217 KB

english, 2004

48

Oxidation process of Mg films by using high-concentration ozone for magnetic tunnel junctions

Satoru Yoshimura, Yosuke Narisawa, Yoshihiko Watanabe, Masakiyo Tsunoda, Migaku Takahashi

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2007

Language:

english

File:

PDF, 168 KB

english, 2007

49

Gram-scale synthesis of monodisperse Fe nanoparticles in one pot

Haitao Yang, Daiji Hasegawa, Shinsuke Ozaki, Tetsuya Sato, Migaku Takahashi, Tomoyuki Ogawa

Journal:

Scripta Materialia

Year:

2008

Language:

english

File:

PDF, 546 KB

english, 2008

50

Simultaneous agglomeration of Fe/Au nanoparticles with controllability of magnetic dipole interaction

Tomoyuki Ogawa, Hiroaki Kura, Migaku Takahashi

Journal:

Scripta Materialia

Year:

2011

Language:

english

File:

PDF, 511 KB

english, 2011