Ken-ichi Matsuda

Double magnetic tunnel junctions with cross-magnetization configurations for electrical detection of domain-wall structures (2009)

Uemura, Tetsuya, Sawada, Keisuke, Matsuda, Ken-ichi, Yamamoto, Masafumi

A device consisting of double magnetic tunnel junctions with cross-magnetization configurations is proposed to enable simultaneous electrical detection of both the structure and motion of a...

Tunneling anisotropic magnetoresistance in epitaxial CoFe/n-GaAs junctions (2009)

Uemura, Tetsuya, Imai, Yosuke, Harada, Masanobu, Matsuda, Ken-ichi, Yamamoto, Masafumi

Magnetic and transport properties of a fully epitaxial CoFe/n-GaAs junction were investigated. The CoFe film grown on the GaAs showed strong magnetic anisotropy in which uniaxial anisotropy with an...

Magnetic and Transport Properties of Nb/PdNi Bilayers (2007)

Matsuda, Ken-ichi, Niwa, Hirotaka, Akimoto, Yosuke, Uemura, Tetsuya, Yamamoto, Masafumi

We investigated the superconducting proximity effect in both Nb(35 nm)/PdNi superconductor (S)-ferromagnet (F) bilayer and Nb–Nb(10 nm)/PdNi–Nb (S–SF–S) variable-thickness bridges (VTBs). In...

Analysis of magnetic anisotropy for Co2Cr0.6Fe0.4Al thin films epitaxially grown on GaAs (2007)

Uemura, Tetsuya, Yano, Toshifumi, Matsuda, Ken-ichi, Yamamoto, Masafumi

The structural and magnetic properties of Co2Cr0.6Fe0.4Al (CCFA) thin films epitaxially grown on GaAs substrates by sputtering were investigated. The CCFA film directly grown on GaAs showed a...

Highly spin-polarized tunneling in fully epitaxial Co2Cr0.6Fe0.4Al/MgO/Co50Fe50 magnetic tunnel junctions with exchange biasing (2007)

Marukame, Takao, Ishikawa, Takayuki, Hakamata, Shinya, Matsuda, Ken-ichi, Uemura, Tetsuya, Yamamoto, Masafumi

Fully epitaxial magnetic tunnel junctions (MTJs) with exchange biasing were fabricated with a full-Heusler alloy Co2Cr0.6Fe0.4Al (CCFA) thin film and a MgO tunnel barrier, where a Co50Fe50 upper...

Highly spin-polarized tunneling in fully epitaxial Co2Cr0.6Fe0.4Al∕MgO∕Co50Fe50 magnetic tunnel junctions with exchange biasing (2007)

Marukame, Takao, Ishikawa, Takayuki, Hakamata, Shinya, Matsuda, Ken-ichi, Uemura, Tetsuya, Yamamoto, Masafumi

Fully epitaxial magnetic tunnel junctions (MTJs) with exchange biasing were fabricated with a full-Heusler alloy Co2Cr0.6Fe0.4Al (CCFA) thin film and a MgO tunnel barrier, where a Co50Fe50 upper...

Tunnel magnetoresistance in epitaxial magnetic tunnel junctions using full-Heusler alloy Co2MnGe thin film and MgO tunnel barrier (2006)

Marukame, Takao, Ishikawa, Takayuki, Matsuda, Ken-ichi, Uemura, Tetsuya, Yamamoto, Masafumi

We fabricated fully epitaxial magnetic tunnel junctions (MTJs) using a Co-based full-Heusler alloy Co2MnGe (CMG) thin film as a lower electrode, an MgO tunnel barrier, and a Co50Fe50 upper electrode...

Structural and magnetic properties of epitaxially grown full-Heusler alloy Co2MnGe thin films deposited using magnetron sputtering (2006)

Ishikawa, Takayuki, Marukame, Takao, Matsuda, Ken-ichi, Uemura, Tetsuya, Arita, Masashi, Yamamoto, Masafumi

Full-Heusler alloy Co2MnGe thin films were epitaxially grown on MgO (001) substrates using magnetron sputtering. The films were deposited at room temperature and subsequently annealed in situ at...

Tunnel magnetoresistance in epitaxial magnetic tunnel junctions using full-Heusler alloy Co2MnGe thin film and MgO tunnel barrier (2006)

Marukame, Takao, Ishikawa, Takayuki, Matsuda, Ken-ichi, Uemura, Tetsuya, Yamamoto, Masafumi

We fabricated fully epitaxial magnetic tunnel junctions (MTJs) using a Co-based full-Heusler alloy Co2MnGe (CMG) thin film as a lower electrode, an MgO tunnel barrier, and a Co50Fe50 upper electrode...

Structural and magnetic properties of epitaxially grown full-Heusler alloy Co2MnGe thin films deposited using magnetron sputtering (2006)

Ishikawa, Takayuki, Marukame, Takao, Matsuda, Ken-ichi, Uemura, Tetsuya, Arita, Masashi, Yamamoto, Masafumi

Full-Heusler alloy Co2MnGe thin films were epitaxially grown on MgO (001) substrates using magnetron sputtering. The films were deposited at room temperature and subsequently annealed in situ at...

Tunnel magnetoresistance in epitaxial magnetic tunnel junctions using full-Heusler alloy Co2MnGe thin film and MgO tunnel barrier (2006)

Marukame, Takao, Ishikawa, Takayuki, Matsuda, Ken-ichi, Uemura, Tetsuya, Yamamoto, Masafumi

We fabricated fully epitaxial magnetic tunnel junctions (MTJs) using a Co-based full-Heusler alloy Co2MnGe (CMG) thin film as a lower electrode, an MgO tunnel barrier, and a Co50Fe50 upper electrode...

Structural and magnetic properties of epitaxially grown full-Heusler alloy Co2MnGe thin films deposited using magnetron sputtering (2006)

Ishikawa, Takayuki, Marukame, Takao, Matsuda, Ken-ichi, Uemura, Tetsuya, Arita, Masashi, Yamamoto, Masafumi

Full-Heusler alloy Co2MnGe thin films were epitaxially grown on MgO (001) substrates using magnetron sputtering. The films were deposited at room temperature and subsequently annealed in situ at...

Epitaxial growth of Co2Cr0.6Fe0.4Al Heusler alloy thin films on MgO (001) substrates by magnetron sputtering (2006)

Matsuda, Ken-ichi, Kasahara, Takashi, Marukame, Takao, Uemura, Tetsuya, Yamamoto, Masafumi, 松田, 健一

We demonstrate that single-crystalline epitaxial films of the Heusler alloy Co2Cr0.6Fe0.4Al (CCFA) featuring excellent surface flatness can be grown on MgO (001) substrates by magnetron sputtering...

A Novel Stromal Cell-Dependent B Lymphoid Stem-Like Cell Line That Induces Immunoglobulin Gene Rearrangement (1999)

Matsuda, Ken-ichi, Koguma, Masahito, Okuyama, Ryuhei, Nakazawa, Tomoko, Matsuzaki, Yumi, Nakauchi, Hiromitsu, ...

A stroma-dependent B lymphoid cell line (B31-1) has been established by coculturing sorted stem cells on a novel bone marrow stromal cell line (TBR31-1). B31-1 cells express B220, but do not express...

Lead Nitrate Inhibits the Induction of CYP1A mRNAs by Aromatic Amines but not by Aryl Hydrocarbons in the Rat Liver (1996)

Degawa, Masakuni, Matsuda, Ken-ichi, Arai, Hiroshi, Hashimoto, Yoshiyuki

The effects of lead nitrate on the induction of hepatic cytochrome P4501A (CYP1A) isoforms, mainly CYP1A2, by aromatic amines (2-methoxy-4-aminoazobenzene, 2-amino-3-methyl-9H-pyrido [2,3-b indole...

Localization of Estrogen Receptors α and β in the Articular Surface of the Rat Femur

Oshima, Yasushi, Matsuda, Ken-ichi, Yoshida, Atsuhiko, Watanabe, Nobuyoshi, Kawata, Mitsuhiro, Kubo, Toshikazu

It has been suggested that the degradation of the articular cartilage and osteoarthritis (OA) are associated with gender and the estrogen hormone. Although many investigators have reported the...

Continuous Hemodiafiltration with PMMA Hemofilter in the Treatment of Patients with Septic Shock

Nakada, Taka-aki, Oda, Shigeto, Matsuda, Ken-ichi, Sadahiro, Tomohito, Nakamura, Masataka, Abe, Ryuzo, ...

Septic shock is the most severe form of sepsis. It is widely accepted that cytokines play pivotal roles in the pathophysiology of septic shock. We reported previously that continuous...

A recently identified hypothalamic nucleus expressing estrogen receptor α

Mori, Hiroko, Matsuda, Ken-ichi, Pfaff, Donald W., Kawata, Mitsuhiro

We report evidence for the existence of a unique nucleus in the rat hypothalamus. This nerve cell group is situated in the interstitial area between the arcuate nucleus and ventromedial nucleus of...

Characterization of Nuclear Import of the Domain-Specific Androgen Receptor in Association with the Importin α/β and Ran-Guanosine 5′-Triphosphate Systems

Kaku, Natsuko, Matsuda, Ken-ichi, Tsujimura, Atsushi, Kawata, Mitsuhiro

Androgen induces androgen receptor (AR) nuclear import, which allows AR to act as a transcriptional factor and ultimately leads to biological activity. However, the mechanism of AR translocation to...