Search Results - "KABURAGI, Yutaka"

Thermal Management Material: Graphite by Inagaki, Michio, Kaburagi, Yutaka, Hishiyama, Yoshihiro

“…Graphite has pronounced anisotropy in its properties. Thermal conductivity of graphite crystal is extremely high along its layer plane, as high as 2000 Wm−1…”
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Full width at half maximum intensity of the G band in the first order Raman spectrum of carbon material as a parameter for graphitization by Yoshida, Akira, Kaburagi, Yutaka, Hishiyama, Yoshihiro

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Observation of zigzag and armchair edges of graphite using scanning tunneling microscopy and spectroscopy by KOBAYASHI, Yousuke, FUKUI, Ken-Ichi, ENOKI, Toshiaki, KUSAKABE, Koichi, KABURAGI, Yutaka

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Shear-induced preferential alignment of carbon nanotubes resulted in anisotropic electrical conductivity of polymer composites by Lanticse, Leslie Joy, Tanabe, Yasuhiro, Matsui, Keitaro, Kaburagi, Yutaka, Suda, Katsumi, Hoteida, Masayuki, Endo, Morinobu, Yasuda, Eiichi

“…Multiwalled carbon nanotubes were used as filler to furan resin in the aim of producing an electrically conducting polymer composite that may be useful for…”
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Acceleration of graphitization on carbon nanofibers prepared from bacteria cellulose dispersed in ethanol by Kaburagi, Yutaka, Ohoyama, Miu, Yamaguchi, Yhuki, Shindou, Emi, Yoshida, Akira, Iwashita, Norio, Yoshizawa, Noriko, Kodama, Masaya

“…Bacteria cellulose is composed of pure cellulose nanofibrils with about 30–60nm width. The original conglomerate of bacteria cellulose was dispersed in ethanol…”
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Energy band and hall resistivity, longitudinal resistivity and Shubnikov-de Haas oscillation in graphenes (I) by Hishiyama, Yoshihiro, Kaburagi, Yutaka

“…This article describes the fundamentals of the Hall effect and magnetore-sistance of graphenes in published papers including both ordinary effects and quantum…”
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Tight binding hamiltonian and energy dispersion relations in monolayer graphene by Hishiyama, Yoshihiro, Kaburagi, Yutaka

“…The crystal structure of monolayer graphene is a honeycomb structure of carbon atoms with each unit cell containing two carbon atoms; one ir electron is…”
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Energy band and hall resistivity, longitudinal resistivity and Shubnikov-de Haas oscillation in graphenes (II) by Hishiyama, Yoshihiro, Kaburagi, Yutaka

“…This paper, Part II, develops the previously published paper, Part I. Part I gave a general description of the crystal structure; and the energy band and…”
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Thin graphite skin on glass-like carbon fiber prepared at high temperature from cellulose fiber by Kaburagi, Yutaka, Hosoya, Kohtarou, Yoshida, Akira, Hishiyama, Yoshihiro

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Acceleration of graphitization in carbon fibers through exfoliation by Toyoda, Masahiro, Kaburagi, Yutaka, Yoshida, Akira, Inagaki, Michio

“…Exfoliated carbon fibers were found to be graphitized, even those derived from PAN-based carbon fibers. Mesophase-pitch-based and PAN-based carbon fibers…”
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The 00l fiber texture of high quality coal-tar pitch-based carbon fiber by YOSHIDA, Akira, KABURAGI, Yutaka, HISHIYAMA, Yoshihiro

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Preparation of graphite films from aromatic polyimide films and characterization by Kaburagi, Yutaka

“…No abstract provided. [TANSO 2013 (No. 258) 216–29.]…”
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Ferromagnetism discovered on heat-treating the aromatic polyimide film Kapton by Kaburagi, Yutaka, Hishiyama, Yoshihiro

“…A commercially available aromatic polyimide film Kapton H 25-μm thick was heat-treated at temperatures between 490 and 540 °C in a nitrogen flow. Magnetization…”
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Analyses of trace amounts of edge sites in natural graphite, synthetic graphite and high-temperature treated coke for the understanding of their carbon molecular structures by Ishii, Takafumi, Kaburagi, Yutaka, Yoshida, Akira, Hishiyama, Yoshihiro, Oka, Hideaki, Setoyama, Norihiko, Ozaki, Jun-ichi, Kyotani, Takashi

“…Trace amounts of edge sites in natural graphite, synthetic graphite and high-temperature treated coke are quantitatively analyzed from the numbers of hydrogen…”
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Carbonization and graphitization of Kapton-type polyimide film having boron-bearing functional groups by Konno, Hidetaka, Shiba, Keisuke, Kaburagi, Yutaka, Hishiyama, Yoshihiro, Inagaki, Michio

“…Kapton-type polyimide film having boron-bearing functional groups in the molecule was synthesized and its carbonization/graphitization behavior was…”
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Ultra-low accelerating voltage observation of a thin carbon membrane with a deceleration optics system scanning electron microscope by Hishiyama, Yoshihiro, Kaburagi, Yutaka, Yoshida, Akira

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Accelerated graphitization of exfoliated carbon fibers by Toyoda, Masahiro, Kaburagi, Yutaka, Yoshida, Akira, Iwata, Hiroyuki, Inagaki, Michio

“…Previously, we reported marked exfoliation of carbon fibers by rapid heating of their intercalation compounds up to 1000 deg C, which had been obtained through…”
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Carbon films containing transition metal particles of nano and submicron sizes by Kaburagi, Yutaka, Hatori, Hiroaki, Yoshida, Akira, Hishiyama, Yoshihiro, Inagaki, Michio

“…Aromatic polyimide films containing cobalt compounds were prepared by mixing Co(NO 3) 2 and CoCl 2 with a polyamic acid in solution and following imidization…”
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Highly crystallized graphite films prepared by high-temperature heat treatment from carbonized aromatic polyimide films by Kaburagi, Yutaka, Hishiyama, Yoshihiro

“…Highly crystallized graphite films were prepared by successive heat treatments at 3100 °C for 40 minutes and then 3200 °C for 23 minutes under atmospheric…”
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Preparation and Properties of a New Hard Material of Composition C3N3.6-4.5O1.1-1.2H4.1-4.2 by Kawaguchi, Masayuki, Tokimatsu, Yasuyo, Nozaki, Koji, Kaburagi, Yutaka, Hishiyama, Yoshihiro

“…A new material of composition C3N3.6–4.5O1.1–1.2H4.1–4.2, which is harder than a quartz glass plate and shows ferromagnetism at room temperature, has been…”
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