Search Results - "Asaoka, Hidehito"

Electrochemically Driven Specific Alkaline Metal Cation Adsorption on a Graphene Interface by Yasuda, Satoshi, Tamura, Kazuhisa, Kato, Masaru, Asaoka, Hidehito, Yagi, Ichizo

“…Understanding electrochemical behavior of the alkaline metal cation–graphene interface in electrolyte is essential for understanding the fundamental…”
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Efficient Hydrogen Isotope Separation by Tunneling Effect Using Graphene-Based Heterogeneous Electrocatalysts in Electrochemical Hydrogen Isotope Pumping by Yasuda, Satoshi, Matsushima, Hisayoshi, Harada, Kenji, Tanii, Risako, Terasawa, Tomo-o, Yano, Masahiro, Asaoka, Hidehito, Gueriba, Jessiel Siaron, Diño, Wilson Agerico, Fukutani, Katsuyuki

“…The fabrication of a hydrogen isotope enrichment system is essential for the development of industrial, medical, life science, and nuclear fusion fields, and…”
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Epitaxial growth of largely mismatched crystals on H-terminated Si(111) surfaces by Asaoka, Hidehito

“…A strontium or strontium oxide epitaxial layer was grown using a monoatomic buffer layer of hydrogen on silicon, in spite of a huge lattice mismatch. The onset…”
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Synthesis of heterostructured SiC and C–SiC nanotubes by ion irradiation-induced changes in crystallinity by Taguchi, Tomitsugu, Yamamoto, Shunya, Kodama, Katsuaki, Asaoka, Hidehito

“…Amorphous SiC nanotubes are successfully synthesized for the first time by the irradiation of polycrystalline SiC nanotubes with 340 keV Si+ ions. A…”
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Enhancement of Fe-N-C carbon catalyst activity for the oxygen reduction reaction: effective increment of active sites by a short and repeated heating process by Yasuda, Satoshi, Uchibori, Yosuke, Wakeshima, Makoto, Hinatsu, Yukio, Ogawa, Hiroaki, Yano, Masahiro, Asaoka, Hidehito

“…Controlling the formation of Fe-N-C catalytic sites is crucial to activate the oxygen reduction reaction (ORR) for realization of non-precious electrocatalysts…”
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Uniform Si nano-dot fabrication using reconstructed structure of Si(110) by Yano, Masahiro, Uozumi, Yuki, Yasuda, Satoshi, Asaoka, Hidehito

“…Si nano-dot (ND) formation on Si(110) is observed by means of a scanning tunneling microscope (STM). The initial Si-NDs are Si crystals that are continuous…”
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Development of Ultraslow, Monochromatic, and Mass-selected Ion Source Toward Measurement of Hydrogen Ion Permeability of Graphene by Terasawa, Tomo-o, Fukutani, Katsuyuki, Yasuda, Satoshi, Asaoka, Hidehito

“…Graphene is a perfect impermeable membrane for gases but permeable to hydrogen ions. Hydrogen ion permeation shows the isotope effect, i.e., deuteron is slower…”
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Effect of hydrogen on chemical vapor deposition growth of graphene on Au substrates by Terasawa, Tomo-o, Taira, Takanobu, Yasuda, Satoshi, Obata, Seiji, Saiki, Koichiro, Asaoka, Hidehito

“…Chemical vapor deposition (CVD) on substrates with low C solubility such as Cu and Au is promising to grow monolayer graphene selectively in a large scale…”
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Characterization of SiO2 reduction reaction region at void periphery on Si(110) by Yano, Masahiro, Uozumi, Yuki, Yasuda, Satoshi, Tsukada, Chie, Yoshida, Hikaru, Yoshigoe, Akitaka, Asaoka, Hidehito

“…Thermal decomposition of SiO2 on Si(110) was observed in real-time by using scanning tunneling microscope (STM) and X-ray photoemission spectroscopy (XPS). STM…”
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Change of Si(110) reconstructed structure by Ge nanocluster formation by Yokoyama, Yuta, Yamazaki, Tatsuya, Asaoka, Hidehito

“…The initial processes of Ge nanocluster formation on Si(110)-16×2 reconstructed structure were investigated via scanning tunneling microscopy. For a small…”
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STM-Induced SiO2 Decomposition on Si(110) by Yano, Masahiro, Uozumi, Yuki, Yasuda, Satoshi, Asaoka, Hidehito, Tsukada, Chie, Yoshida, Hikaru, Yoshigoe, Akitaka

“…Real-time scanning tunneling microscope (STM) measurements are performed during the thermal decomposition of an oxide layer on Si(110). Voids in which only…”
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Crystal Structure and Electron Density Distribution Analyses of NdxCe1−xO2−δ for Electrolyte by Rietveld/Maximum Entropy Method by Taguchi, Tomitsugu, Igawa, Naoki, Birumachi, Atsushi, Asaoka, Hidehito, Miwa, Shuhei, Osaka, Masahiko

“…We carried out the X-ray diffraction studies on the crystal structure and electron density distribution of Nd-doped CeO2 which is considered the candidate…”
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Size of small Si and Ge clusters on Si(1 1 1) and Ge(1 1 1) surfaces by Asaoka, Hidehito, Cherepanov, Vasily, Voigtländer, Bert

“…We determined the average size of small Si and Ge clusters confined to one half of a (7 × 7) or (5 × 5) unit cell of a Si or Ge(1 1 1) surface. The growth…”
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One-Dimensional Nanotemplate Structure of a Si(110) Substrate by Yokoyama, Yuta, Asaoka, Hidehito, Sinsarp, Asawin, Sasaki, Masahiro

“…The process for the formation of a single-domain one-dimensional nanotemplate with a 16×2 reconstruction was investigated via scanning tunneling microscopy…”
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SR-PES and STM observation of metastable chemisorption state of oxygen on Si(1 1 0)-16 × 2 surface by Yamamoto, Yoshihisa, Togashi, Hideaki, Kato, Atsushi, Takahashi, Yuya, Konno, Atsushi, Teraoka, Yuden, Yoshigoe, Akitaka, Asaoka, Hidehito, Suemitsu, Maki

“…Initial adsorption of oxygen molecules on the Si(1 1 0)-16 × 2 surface and subsequent modification of the bonding states induced by mild (300 °C) annealing…”
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Surface stress measurement of Si(111) 7×7 reconstruction by comparison with hydrogen-terminated 1×1 surface by Asaoka, Hidehito, Uozumi, Yuki

“…We have focused on measurements of the surface stress in Si(111) as a function of 7×7 reconstruction by comparison with the hydrogen (H)-terminated Si(111) 1×1…”
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Long and oriented graphene nanoribbon synthesis from well-ordered 10,10′-dibromo-9,9′-bianthracene monolayer on crystalline Au surfaces by Yano, Masahiro, Yasuda, Satoshi, Fukutani, Katsuyuki, Asaoka, Hidehito

“…Bottom-up synthesis on metal surfaces has attracted attention for the fabrication of graphene nanoribbons (GNRs) with atomically-precise chemical structures to…”
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Surface stress measurement of Si(111) 77 reconstruction by comparison with hydrogen-terminated 11 surface by Asaoka, Hidehito, Uozumi, Yuki

“…We have focused on measurements of the surface stress in Si(111) as a function of 77 reconstruction by comparison with the hydrogen (H)-terminated Si(111) 11…”
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Initial growth stage of a highly mismatched strontium film on a hydrogen-terminated silicon (111) surface by Asaoka, Hidehito, Yamazaki, Tatsuya, Shamoto, Shin-ichi

“…We report the formation of an atomically abrupt interface without strain in a strontium film using a hydrogen buffer layer on silicon, in spite of large…”
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Nucleation of Oxides during Dry Oxidation of Si(001)-2×1 Studied by Scanning Tunneling Microscopy by Togashi, Hideaki, Asaoka, Hidehito, Yamazaki, Tatsuya, Suemitsu, Maki

“…Morphological development of oxide islands on Si(001)-2×1 surfaces during the initial stage of dry oxidation has been studied using scanning tunneling…”
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