DSpace/Manakin Repository

物質創成科学研究科 / Graduate School of Materials Science

物質創成科学研究科 / Graduate School of Materials Science

 

最新登録資料

  • Matsui, Takahiro; Tomita, Satoshi; Asai, Motoki; Tadokoro, Yuzuru; Takano, Keisuke; Nakajima, Makoto; Hangyo, Masanori; Yanagi, Hisao (2016-02-18)
    Plasmonic chiral metasurfaces with pinwheel-like structures are fabricated on silver films using a focused ion-beam milling technique. In time-domain spectroscopy, we observe terahertz (THz) wave emission from metasurfaces ...
  • Kodama, Toshiyuki; Tomita, Satoshi; Hosoito, Nobuyoshi; Yanagi, Hisao (SpringerNature, 2016-01-06)
    We have succeeded in fabricating arrays of micrometer-sized, three-dimensional chiral meta-molecule (CMM) of cobalt (Co) by using a strain-driven self-coiling technique. In the arrays, the Co CMMs were fixed on a silicon ...
  • Kodama, Toshiyuki; Tomita, Satoshi; Kato, Takeshi; Oshima, Daiki; Iwata, Satoshi; Okamoto, Satoshi; Kikuchi, Nobuaki; Kitakami, Osamu; Hosoito, Nobuyoshi; Yanagi, Hisao (American Physical Society, 2016-08-24)
    We investigate the ferromagnetic resonance (FMR) of a single chiral structure of a ferromagnetic metal—the magnetochiral (MCh) metamolecule. Using a strain-driven self-coiling technique, micrometer-sized MCh metamolecules ...
  • Matsui, Fumihiko; Eguchi, Ritsuko; Nishiyama, Saki; Izumi, Masanari; Uesugi, Eri; Goto, Hidenori; Matsushita, Tomohiro; Sugita, Kenji; Daimon, Hiroshi; Hamamoto, Yuji; Hamada, Ikutaro; Morikawa, Yoshitada; Kubozono, Yoshihiro (Macmillan Publishers, 2016-11-04)
    From the C 1s and K 2p photoelectron holograms, we directly reconstructed atomic images of the cleaved surface of a bimetal-intercalated graphite superconductor, (Ca, K)C8, which differed substantially from the expected ...
  • Kobayashi, Hisashi; Nagao, Satoshi; Hirota, Shun (Wiley-VCH Verlag GmbH & Co, 2016-10-10)
    Cytochrome (cyt) c transports electrons from Complex III to Complex IV in mitochondria. Cyt c is ordinarily anchored to the mitochondrial membrane through interaction with cardiolipin (CL), however its release into the ...
  • Abdul Rahim, Nor Azura; Fujiki, Michiya (The Royal Society of Chemistry, 2016-06-10)
    An enantiopair of rigid rod-like helical polysilanes (PSi-S and PSi-R) as a photoscissible scaffold enabled the production of circularly polarised luminescence (CPL)- and circular dichroism (CD)-active di-n-octylpolyfluorene ...
  • Nonoguchi, Yoshiyuki; Nakano, Motohiro; Murayama, Tomoko; Hagino, Harutoshi; Hama, Shota; Miyazaki, Koji; Matsubara, Ryosuke; Nakamura, Masakazu; Kawai, Tsuyoshi (John Wiley and Sons, 2016-04-25)
    After more than three decades of molecular and carbon-based electronics, the creation of air- and thermally stable n-type materials remains a challenge in the development of future p/n junction devices such as solar cells ...
  • Taguchi, M.; Chainani, A.; Ueda, S.; Matsunami, M.; Ishida, Y.; Eguchi, R.; Tsuda, S.; Takata, Y.; Yabashi, M.; Tamasaku, K.; Nishino, Y.; Ishikawa, T.; Daimon, H.; Todo, S.; Tanaka, H.; Oura, M.; Senba, Y.; Ohashi, H.; Shin, S. (American Physical Society, 2015-12-17)
    We study the electronic structure of bulk single crystals and epitaxial films of Fe3O4. Fe 2p core level spectra show clear differences between hard x-ray (HAX) and soft x-ray photoemission spectroscopy (PES). The ...
  • Fujii, Mami N.; Ishikawa, Yasuaki; Miwa, Kazumoto; Okada, Hiromi; Uraoka, Yukiharu; Ono, Shimpei (Macmillan Publishers, 2015-12-18)
    The use of indium-gallium-zinc oxide (IGZO) has paved the way for high-resolution uniform displays or integrated circuits with transparent and flexible devices. However, achieving highly reliable devices that use IGZO for ...
  • Yamanaka, Masaru; Nagao, Satoshi; Komori, Hirofumi; Higuchi, Yoshiki; Hirota, Shun (John Wiley & Sons, Ltd, 2015-03-01)
    Cytochrome c555 from hyperthermophilic bacteria Aquifex aeolicus (AA cyt c555) is a hyperstable protein belonging to the cyt c protein family, which possesses a unique long 310-α-310 helix containing the heme-ligating ...
  • Nagao, Satoshi; Ishikawa, Haruto; Yamada, Takuya; Mizutani, Yasuhisa; Hirota, Shun (Springer Berlin Heidelberg, 2015-04-01)
    Myoglobin (Mb) is a monomeric oxygen storage hemoprotein, and has been shown to form a domain-swapped dimer. In this study, monomeric and dimeric carbon monoxide (CO)-bound Mb (MbCO) exhibited similar absorption spectra. ...
  • Wang, Zhonghua; Matsuo, Takashi; Nagao, Satoshi; Hirota, Shun (The Royal Society of Chemistry, 2011-04-12)
    The peroxidase activity of horse cytochrome c was enhanced by its dimerization, where its Compound III (oxy-form) and Compound I (oxoferryl porphyrin [small pi]-cation radical) species were detected in the reactions with ...
  • Takahashi, Isao; Kuroiwa, Shigeki; Lindfors, Hanna E.; Ndamba, Lionel A.; Hiruma, Yoshitaka; Yajima, Tatsuo; Okishio, Nobuyuki; Ubbink, Marcellus; Hirota, Shun (John Wiley & Sons, Ltd., 2009-04-20)
    To photomodulate the interaction of the phosphatidylinositol 3-kinase SH3 domain with a peptide ligand, a cyclic peptide (cyclic-1) with a photolabile side chain-to-side chain linker was synthesized. The conformation of ...
  • Nugraheni, AriDwi; Nagao, Satoshi; Yanagisawa, Sachiko; Ogura, Takashi; Hirota, Shun (Springer Berlin Heidelberg, 2013-03-01)
    We have previously shown that methionine-heme iron coordination is perturbed in domain-swapped dimeric horse cytochrome c. To gain insight into the effect of methionine dissociation in dimeric cytochrome c, we investigated ...
  • Hirota, Shun; Kawahara, Takumi; Beltramini, Mariano; Di Muro, Paolo; Magliozzo, Richard S.; Peisach, Jack; Powers, Linda S.; Tanaka, Naoki; Nagao, Satoshi; Bubacco, Luigi (The American Society for Biochemistry and Molecular Biology, Inc., 2008-11-14)
    Flash photolysis and K-edge x-ray absorption spectroscopy (XAS) were used to investigate the functional and structural effects of pH on the oxygen affinity of three homologous arthropod hemocyanins (Hcs). Flash photolysis ...
  • Wang, Zhonghua; Ando, Yuki; Nugraheni, Ari Dwi; Ren, Chunguang; Nagao, Satoshi; Hirota, Shun (The Royal Society of Chemistry, 2014-09-01)
    Met80 of cytochrome c (cyt c) has been shown to dissociate from its heme iron when cyt c interacts with cardiolipin (CL), which triggers the release of cyt c into the cytosol initiating apoptosis. We found that the mass ...
  • Hirota, Shun; Hattori, Yoko; Nagao, Satoshi; Taketa, Midori; Komori, Hirofumi; Kamikubo, Hironari; Wang, Zhonghua; Takahashi, Isao; Negi, Shigeru; Sugiura, Yukio; Kataoka, Mikio; Higuchi, Yoshiki (National Academy of Sciences., 2010-07-20)
    Cytochrome c (cyt c) is a stable protein that functions in a monomeric state as an electron donor for cytochrome c oxidase. It is also released to the cytosol when permeabilization of the mitochondrial outer membrane occurs ...
  • Hirota, Shun; Tanaka, Naoki; Mičetić, Ivan; Di Muro, Paolo; Nagao, Satoshi; Kitagishi, Hiroaki; Kano, Koji; Magliozzo, Richard S.; Peisach, Jack; Beltramini, Mariano; Bubacco, Luigi (The American Society for Biochemistry and Molecular Biology, Inc., 2010-06-18)
    Hemocyanin (Hc) is an oxygen carrier protein in which oxygen binding is regulated by allosteric effectors such as H+ and l-lactate. Isothermal titration calorimetric measurements showed that l-lactate binds to dodecameric ...
  • Nagao, Satoshi; Osuka, Hisao; Yamada, Takuya; Uni, Takeshi; Shomura, Yasuhito; Imai, Kiyohiro; Higuchi, Yoshiki; Hirota, Shun (The Royal Society of Chemistry, 2012-07-24)
    Myoglobin (Mb) stores dioxygen in muscles, and is a fundamental model protein widely used in molecular design. The presence of dimeric Mb has been known for more than forty years, but its structural and oxygen binding ...
  • Nagao, Satoshi; Asami, Osamu; Yasui, Hiroyuki; Hirota, Shun (Elsevier, 2011-01-21)
    Human myoglobin (hMb) possesses a cysteine (Cys) residue which is rare among mammalian Mbs. To investigate the effects of this unique Cys residue at the amino acid position 110 (Cys110) on hMb reactions, we studied the ...

View more