Search Results - "Yuge, Ryota"

Suppression of aluminum corrosion by using high concentration LiTFSI electrolyte by Matsumoto, Kazuaki, Inoue, Kazuhiko, Nakahara, Kentaro, Yuge, Ryota, Noguchi, Takehiro, Utsugi, Koji

“…Although lithium bis(trifluoromethanesulfonyl imide) (LiTFSI) has a high thermal stability and fine tolerance to water and is an outstanding candidate as an…”
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Carbon nanotubes forming cores of fibrous aggregates of carbon nanohorns by Yuge, Ryota, Nihey, Fumiyuki, Toyama, Kiyohiko, Yudasaka, Masako

“…Cores of fibrous aggregates composed of radially assembled graphene-based single-walled carbon nanohorns, named as carbon nanobrushes (CNBs), were observed…”
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Surface modification using Sm-oxide of Fe- and Ni-substituted Li2MnO3 cathodes by Yuge, Ryota, Kuroshima, Sadanori, Miyazaki, Takashi, Tabuchi, Mitsuharu, Doumae, Kyosuke, Shibuya, Hideka, Tamura, Noriyuki

“…We investigated the effect of coating Fe- and Ni-substituted Li2MnO3 cathodes (Li1.23Mn0.46Fe0.15Ni0.15O2, LMFN) with Sm oxide (Sm2O3). The cells with LMFN and…”
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High-rate charge/discharge properties of Li-ion battery using carbon-coated composites of graphites, vapor grown carbon fibers, and carbon nanohorns by Yuge, Ryota, Tamura, Noriyuki, Manako, Takashi, Nakano, Kaichiro, Nakahara, Kentaro

“…The mixture of graphite, vapor grown carbon fibers (VGCFs), and carbon nanohorns (CNHs) was heat-treated in Ar atmosphere and carbon-coated by using a chemical…”
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Structural analysis during activation and cycling for Fe- and Ni-substituted Li2MnO3 positive electrode material by Tabuchi, Mitsuharu, Kitta, Mitsunori, Shibuya, Hideka, Doumae, Kyosuke, Yuge, Ryota, Narita, Kaoru, Tamura, Noriyuki

“…10 mol% Fe- and Ni-substituted Li2MnO3 (Li1+x(Fe0.1Ni0.1Mn0.8)1-xO2, 0 < x < 1/3) samples were prepared under different calcination atmospheres (in air or…”
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Structural change and charge compensation mechanism for Li1+(Fe0.1Ni0.1Mn0.8)1-O2 (0 < x <1/3) positive electrode material during electrochemical activation by Tabuchi, Mitsuharu, Sasaki, Yoshikazu, Shibuya, Hideka, Doumae, Kyousuke, Katayama, Misaki, Yamanaka, Keisuke, Inada, Yasuhiro, Yuge, Ryota, Kubota, Kei

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X-ray and thermal analysis of high-capacity iron- and nickel-containing lithium-rich layered-oxide cathode treated by carbothermal reduction by Narita, Kaoru, Yuge, Ryota, Kuroshima, Sadanori, Tabuchi, Mitsuharu, Doumae, Kyosuke, Shibuya, Hideka, Tamura, Noriyuki, Tsuji, Masayoshi

“…A high-capacity iron- and nickel-substituted Li2MnO3 cathode [i.e., Li1.26Fe0.11Ni0.11Mn0.52O2 (LFNM)] treated by carbothermal reduction was analyzed, and the…”
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Stepwise charging and calcination atmosphere effects for iron and nickel substituted lithium manganese oxide positive electrode material by Tabuchi, Mitsuharu, Kageyama, Hiroyuki, Shibuya, Hideka, Doumae, Kyosuke, Yuge, Ryota, Tamura, Noriyuki

“…Fe- and Ni-substituted Li2MnO3 (Li1+x(FeyNiyMn1−2y)1−xO2, 0 < x < 1/3, y = 0.1, 0.15, 0.2) was prepared using coprecipitation–calcination. Its electrochemical…”
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Structural and electrochemical properties of iron- and nickel-substituted Li 2 MnO 3 cathodes in charged and discharged states by Yuge, Ryota, Kuroshima, Sadanori, Toda, Akio, Miyazaki, Takashi, Tabuchi, Mitsuharu, Doumae, Kyosuke, Shibuya, Hideka, Tamura, Noriyuki

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Buffer gas optimization in CO2 laser ablation for structure control of single-wall carbon nanohorn aggregates by Yuge, Ryota, Yudasaka, Masako, Toyama, Kiyohiko, Yamaguchi, Takashi, Iijima, Sumio, Manako, Takashi

“…We succeeded in morphology-selective preparation of single-wall carbon nanohorn (SWCNH) aggregates by changing the buffer gas (760Torr) in CO2 laser ablation…”
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Preparation and functionalization of boron nitride containing carbon nanohorns for boron neutron capture therapy by Iizumi, Yoko, Okazaki, Toshiya, Zhang, Minfang, Yuge, Ryota, Ichihashi, Toshinari, Nakamura, Maki, Ikehara, Yuzuru, Iijima, Sumio, Yudasaka, Masako

“…Boron neutron capture therapy requires boron carriers that can deliver abundant boron to tumors. To obtain such a carrier, we have prepared boron nitride (BN)…”
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A high poly(ethylene glycol) density on graphene nanomaterials reduces the detachment of lipid–poly(ethylene glycol) and macrophage uptake by Yang, Mei, Wada, Momoyo, Zhang, Minfang, Kostarelos, Kostas, Yuge, Ryota, Iijima, Sumio, Masuda, Mitsutoshi, Yudasaka, Masako

“…The dispersion effectiveness of different lipid-PEGs (LPEGs) for the single-walled carbon nanohorns (SWCNHs) were discussed with the chemical structures and…”
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Highly Efficient Field Emission from Carbon Nanotube−Nanohorn Hybrids Prepared by Chemical Vapor Deposition by Yuge, Ryota, Miyawaki, Jin, Ichihashi, Toshinari, Kuroshima, Sadanori, Yoshitake, Tsutomu, Ohkawa, Tetsuya, Aoki, Yasushi, Iijima, Sumio, Yudasaka, Masako

“…Electrically conductive carbon nanotubes (CNTs) with high aspect ratios emit electrons at low electric fields, thus applications to large-area field emission…”
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Evidence of selective oxidation in surface layers of graphite-like thin sheets by mild oxidation by Nakamura, Maki, Kawai, Takazumi, Yuge, Ryota, Bandow, Shunji, Iijima, Sumio, Yudasaka, Masako

“…Graphite-like thin sheets (GLSs) contained in globular aggregates of carbon nanohorns have few oxygenated groups; therefore, they are suitable for studying how…”
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Quantification of thin graphene sheets contained in spherical aggregates of single-walled carbon nanohorns by Irie, Michiko, Nakamura, Maki, Zhang, Minfang, Yuge, Ryota, Iijima, Sumio, Yudasaka, Masako

“…[Display omitted] ► Thin graphene sheets (TGSs) were produced with single-walled carbon nanohorn (SWNHs). ► It was found that TGS and SWNH combusted at…”
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Evidence of Thermal Closing of Atomic-Vacancy Holes in Single-Wall Carbon Nanohorns by Miyawaki, Jin, Yuge, Ryota, Kawai, Takazumi, Yudasaka, Masako, Iijima, Sumio

“…Control of atomic-vacancy holes, which are the only pathways to internal hollow nanospaces, in walls of carbon nanostructures such as carbon nanotubes (CNTs)…”
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Ultrastructural localization of intravenously injected carbon nanohorns in tumor by Matsumura, Sachiko, Yuge, Ryota, Sato, Shigeo, Tomida, Akihiro, Ichihashi, Toshinari, Irie, Hiroshi, Iijima, Sumio, Shiba, Kiyotaka, Yudasaka, Masako

“…Nanocarbons have many potential medical applications. Drug delivery, diagnostic imaging, and photohyperthermia therapy, especially in the treatment of tumors,…”
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Close−Open−Close Evolution of Holes at the Tips of Conical Graphenes of Single-Wall Carbon Nanohorns by Fan, Jing, Yuge, Ryota, Miyawaki, Jin, Kawai, Takazumi, Iijima, Sumio, Yudasaka, Masako

“…We previously reported that holes opened at the tips of conical single-graphenes of single-wall carbon nanohorns were closed during heat treatment at 1200 °C…”
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Controlling the Incorporation and Release of C60 in Nanometer-Scale Hollow Spaces inside Single-Wall Carbon Nanohorns by Yuge, Ryota, Yudasaka, Masako, Miyawaki, Jin, Kubo, Yoshimi, Ichihashi, Toshinari, Imai, Hideto, Nakamura, Eiichi, Isobe, Hiroyuki, Yorimitsu, Hideki, Iijima, Sumio

“…We succeeded in large-scale preparation of single-wall carbon nanohorns (SWNH) encapsulating C60 molecules in a liquid phase at room temperature using a…”
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Adsorption Phenomena of Tetracyano-p-quinodimethane on Single-Wall Carbon Nanohorns by Yuge, Ryota, Yudasaka, Masako, Maigné, Alan, Tomonari, Mutsumi, Miyawaki, Jin, Kubo, Yoshimi, Imai, Hideto, Ichihashi, Toshinari, Iijima, Sumio

“…We studied the interaction of tetracyano-p-quinodimethane (TCNQ) with single-wall carbon nanohorns (SWNHs), single graphene-tubes with large diameters (2−5…”
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