|
Publication List - Maito Koga (69 entries)
Journal Paper
-
Maito Koga,
Hidetoshi Matsumoto,
Mitsunori Kunishima,
Masatoshi Tokita,
Hiroyasu Masunaga,
Noboru Ohta,
Akihisa Takeuchi,
Junji Mizukado,
Hidekazu Sugimori,
Kazuhiko Shinohara,
Suguru Uemura,
Toshihiko Yoshida,
Shuichiro Hirai.
Microstructure investigation of polymer electrolyte fuel cell catalyst layers containing perfluorosulfonated ionomer,
Membranes,
Multidisciplinary Digital Publishing Institute,
Vol. 11,
No. 7,
pp. 466,
June 2021.
Official location
-
Maito Koga,
Ryota Watanabe,
Hideaki Hagihara,
Junji Mizukado,
,
Masatoshi Tokita,
Hideyuki Shinzawa.
Accelerated aging-induced variation of polypropylene (PP) structure studied by two-dimensional (2D) small-angle X-ray scattering (SAXS) correlation spectroscopy,
Journal of Molecular Structure,
Vol. 1207,
Jan. 2020.
-
Suguru Uemura,
Toshihiko Yoshida,
Maito Koga,
Hidetoshi Matsumoto,
Xiaoqi Yang,
Kazuhiko Shinohara,
Takashi Sasabe,
Shuichiro Hirai.
Ink Degradation and Its Effects on the Crack Formation of Fuel Cell Catalyst Layers,
J. Electrochem. Soc.,
The Electrochemical Society,
Vol. 166,
issue 2,
F89-F92,
Jan. 2019.
Official location
-
Maito Koga,
Takumi Wakabayashi,
Sungmin Kang,
Masatoshi Tokita.
Transition of liquid crystal anchoring at the microdomain interface observed for main-chain nematic polyester segments of block copolymers,
Polymer Journal,
Vol. 51,
pp. 295–302,
Oct. 2018.
-
M. Koga,
H. Matsumoto,
M. Tokita,
H. Masunaga,
T. Hikima,
H. Sugimori,
T. Sasabe,
T. Yoshida,
K. Shinohara,
S. Hirai.
Investigation of drying process of catalyst ink for polymer electrolyte fuel cells by grazing-incidence X-ray scattering,
AiMES 2018,
ECS Trans.,
The Electrochemical Society,
Vol. 86,
No. 13,
pp. 157-161,
Sept. 2018.
Official location
-
S. Uemura,
T. Yoshida,
M. Koga,
H. Matsumoto,
K. Shinohara,
S. Hirai.
Ink Degradation Phenomena and Its Impact on Crack Formation of Fuel Cell Catalyst,
AiMES 2018,
ECS Trans.,
The Electrochemical Society,
Vol. 86,
No. 13,
pp. 151-156,
Sept. 2018.
Official location
-
Maito Koga,
Kazunori Sato,
Sungmin Kang,
Masatoshi Tokita.
Microphase-Separated Morphology and Liquid Crystal Orientation in Block Copolymers Comprising a Main-Chain Liquid Crystalline Central Segment Connected to Side-Chain Liquid Crystalline Segments at Both Ends,
Macromolecular Chemistry and Physics,
Volume 219,
No. 3,
Page 1700332,
Nov. 2017.
-
Maito Koga,
橋本啓輔,
Yoichi Tominaga.
プロピレンカーボネート/プロピレンオキシド共重合体電解質のイオン伝導特性,
高分子論文集,
Vol. 74,
No. 6,
pp. 577-583,
Oct. 2017.
-
Y. Konosu,
M. Koga,
H. Matsumoto,
M. Tokita,
H. Masunaga,
T. Hikima,
H. Sugimori,
T. Yoshida,
K. Shinohara,
S. Hirai.
Time-resolved nanostructural analysis of catalyst layer formation process by synchrotron X-ray scattering,
232nd ECS Meeting,
ECS Trans.,
The Electrochemical Society,
Vol. 80,
No. 8,
pp. 269-273,
Sept. 2017.
Official location
-
H. Sugimori,
T. Terao,
Y. Nishino,
Y. Ito,
A. Miyazawa,
Y. Konosu,
M. Koga,
H. Matsumoto,
S. Uemura,
Y. Kameya,
T. Sasabe,
T. Yoshida,
K. Shinohara,
S. Hirai.
Nanostructural evolution in catalyst layer formation process by cryo-electron microscopy,
232nd ECS Meeting,
ECS Trans.,
The Electrochemical Society,
Vol. 80,
No. 8,
pp. 253-258,
Sept. 2017.
Official location
-
Shigesaburo Ogawa,
Ryuichiro Kawai,
Maito Koga,
Kouichi Asakura,
Isao Takahashi,
Shuichi Osanai.
Oligosaccharide-based surfactant/citric acid buffer system stabilizes lactate dehydrogenase during freeze-drying and storage without the addition of natural sugar,
Journal of Oleo Science,
Vol. 65,
No. 6,
pp. 525-532,
May 2016.
-
Kohei Abe,
Maito Koga,
Takumi Wakabayashi,
Sungmin Kang,
Koichi Sakajiri,
Junji Watanabe,
Masatoshi Tokita.
Thermally reversible distortion observed for triblock copolymers comprising main-chain liquid crystal polyesters attached to photo-cross-linked cinnamate segments at both ends,
Macromolecules,
Vol. 48,
pp. 8354–8360,
Nov. 2015.
-
Satoshi Honda,
Maito Koga,
Masatoshi Tokita,
Takuya Yamamoto,
Yasuyuki Tezuka.
Phase separation and self-assembly of cyclic amphiphilic block copolymers with a main-chain liquid crystalline segment,
Polym. Chem.,
6,
4167–4176,
Apr. 2015.
-
Shigesaburo OGAWA,
Ryuichiro KAWAI,
Maito KOGA,
Kouichi ASAKURA,
Isao TAKAHASHI,
Shuichi OSANAI.
Degree of Maintenance of Lactate Dehydrogenase (LDH) Activity during Freeze/Thaw Process Highly Depends on Hydrophobic Chain Length of Synthetic Mono-Tailed Glycolipid Stabilizer,
Cryobiology and Cryotechnology,
Vol. 61,
No. 2,
pp. 89-94,
2015.
-
Maito Koga,
Masatoshi Tokita.
半屈曲性液晶ポリエステルを一成分とするブロック共重合体のミクロ相分離構造,
高分子論文集,
Vol. 71,
No. 11,
pp. 501–507,
Nov. 2014.
-
Maito Koga.
主鎖型液晶性ポリエステルを導入したブロック共重合体のミクロドメイン構造,
繊維学会誌,
Vol. 70,
No. 8,
pp. 296-302,
Aug. 2014.
-
Maito Koga,
Masatoshi Tokita.
主鎖型液晶性ポリエステルを導入したブロック共重合体のミクロ相分離構造,
液晶学会誌,
Vol. 18,
pp. 132-138,
July 2014.
-
Maito Koga,
Kohei Abe,
Kazunori Satoh,
jun koki,
Sungmin Kang,
Koichi Sakajiri,
junji watanabe,
Masatoshi Tokita.
Self-Assembly of FlexibleーSemiflexibleーFlexible TriblockCopolymers,
Macromolecules,
ACS Publications,
Vol. 47,
pp. 4438-4444,
June 2014.
-
Maito Koga,
Kohei Abe,
Kazunori Sato,
Jun Koki,
Sungmin Kang,
Koichi Sakajiri,
Junji Watanabe,
Masatoshi Tokita.
Self-Assembly of Flexible–Semiflexible–Flexible Triblock Copolymers,
Macromolecules,
Vol. 47,
pp. 4438–4444,
June 2014.
-
Maito Koga,
Kazunori Sato,
Sungmin Kang,
Koichi Sakajiri,
Junji Watanabe,
Masatoshi Tokita.
Influence of Smectic Liquid Crystallinity on Lamellar Microdomain Structure in a Main-Chain Liquid Crystal Block Copolymer Fiber,
Macromolecular Chemistry and Physics,
Vol. 214,
No. 20,
pp. 2295-2300,
Aug. 2013.
Official location
-
Kazunori Sato,
Maito Koga,
Sungmin Kang,
Koichi Sakajiri,
Junji Watanabe,
Masatoshi Tokita.
Lamellar Morphology of an ABA Triblock Copolymer with a Main-Chain Nematic Polyester Central Block,
Macromolecular Chemistry and Physics,
Vol. 214,
No. 10,
pp. 1089-1093,
May 2013.
Official location
-
Maito Koga,
Ryohei Ishige,
Kazunori Sato,
Toshinari Ishii,
Sungmin Kang,
Koichi Sakajiri,
Junji Watanabe,
Masatoshi Tokita.
Well-Ordered Lamellar Microphase-Separated Morphology of an ABA Triblock Copolymer Containing a Main-Chain Liquid Crystalline Polyester as the Middle Segment 2: Influence of Amorphous Segment Molecular Weight,
Macromolecules,
Vol. 45,
No. 23,
pp. 9383-9390,
Dec. 2012.
Official location Official location
-
Ryohei Ishige,
Toshinari Ishii,
Masatoshi Tokita,
Maito Koga,
Sungmin Kang,
Junji Watanabe.
Well-Ordered Lamellar Microphase-Separated Morphology of an ABA Triblock Copolymer Containing a Main-Chain Liquid Crystalline Polyester as the Middle Segment,
Macromolecules,
ACS Publications,
Vol. 44,
pp. 4586-4588,
May 2011.
-
Shigesaburo Ogawa,
Maito Koga,
shuichi Osanai.
Anomalous ice nucleation behavior in aqueous polyvinyl alcohol solutions,
Chemical Physics Letters,
Elsevier,
Vol. 480,
pp. 86-89,
Aug. 2009.
Book
International Conference (Reviewed)
-
M. Koga,
H. Matsumoto,
M. Tokita,
H. Masunaga,
T. Hikima,
H. Sugimori,
T. Sasabe,
T. Yoshida,
K. Shinohara,
S. Hirai.
Investigation of Drying Process of Catalyst Ink for Polymer Electrolyte Fuel Cells By Grazing-Incidence X-Ray Scattering,
AiMES 2018 Meeting,
ECS Meeting Abstract,
The Electrochemical Society,
pp. #1393,
Oct. 2018.
Official location
-
S. Uemura,
T. Yoshida,
M. Koga,
H. Matsumoto,
K. Shinohara,
S. Hirai.
Ink Degradation Phenomena and Its Impact on Crack Formation of Fuel Cell Catalyst,
AiMES 2018 Meeting,
ECS Meeting Abstract,
The Electrochemical Society,
pp. #1391,
Oct. 2018.
Official location
-
Y. Konosu,
M. Koga,
H. Matsumoto,
M. Tokita,
H. Masunaga,
T. Hikima,
H. Sugimori,
T. Yoshida,
K. Shinohara,
S. Hirai.
Time-resolved nanostructural analysis of catalyst layer formation process by synchrotron X-ray scattering,
232nd ECS Meeting,
Meeting Abstracts of 232nd ECS Meeting,
The Electrochemical Society,
pp. #1409,
Oct. 2017.
Official location
-
H. Sugimori,
T. Terao,
Y. Nishino,
Y. Ito,
A. Miyazawa,
Y. Konosu,
M. Koga,
H. Matsumoto,
S. Uemura,
Y. Kameya,
T. Sasabe,
T. Yoshida,
K. Shinohara,
S. Hirai.
Nanostructural evolution in catalyst layer formation process by cryo-electron microscopy,
232nd ECS Meeting,
Meeting Abstracts of 232nd ECS Meeting,
The Electrochemical Society,
pp. #1406,
Oct. 2017.
Official location
International Conference (Not reviewed / Unknown)
-
Junpei Kuribayashi,
Maito Koga,
Masatoshi Tokita.
Photonic Films of Block Copolymers Comprising a Main-chain Liquid Crystalline Central Segment Connected to Amrophous Segments at Both Eds,
The Fiber Society's Spring 2018 Conference,
The Fiber Society,
June 2018.
-
Maito Koga,
Yuki Shoda,
Ryoichi Yagisawa,
Hideaki Oike,
Yoichi Tominaga.
Ion-Conductive Properties of Mg-based gel polymer electrolytes,
The 11th SPSJ International Polymer Conference,
Dec. 2016.
-
Maito Koga,
Ryoichi Yagisawa,
Hideaki Oike,
Yoichi Tominaga.
Electrochemical Properties of Mg Ion-Conductive Gel Polymer Electrolytes,
The International Rubber Conference 2016,
Oct. 2016.
-
Maito Koga,
Yoichi Tominaga.
Ion-Conductive Behavior of a Gel Polymer Electrolyte with Mg(TFSI)2,
XV International Symposium on Polymer Electrolytes,
Aug. 2016.
-
Maito Koga,
Kohei Abe,
Yoichi Tominaga,
Masatoshi Tokita.
Thermally Reversible Distortion of ABA triblock copolymer having main-chain liquid crystalline polyester as a central block,
Pacifichem 2015,
Dec. 2015.
-
Maito Koga,
Shigesaburo Ogawa,
Shuichi Osanai.
Anomalous ice nucleation behavior in aqueous polyvinyl alcohol solutions,
46th Annual Meeting of the Society for Cryobiology,
July 2009.
Domestic Conference (Not reviewed / Unknown)
-
Hidekazu Sugimori,
Takeshi Terao,
Maito Koga,
Hidetoshi Matsumoto,
Suguru Uemura,
Takashi SASABE,
Toshihiko Yoshida,
Shuichiro hirai.
Nanostructural observations of catalyst ink for polymer electrolyte fuel cell via cryogenic transmission electron microscopy,
The 75th Annual Meeting of the Japanese Society of Microscopy,
The Japanese Society of Microscopy,
June 2019.
-
Suguru Uemura,
Toshihiko Yoshida,
Maito Koga,
Hidetoshi Matsumoto,
Kazuhiko Shinohara,
Takashi SASABE,
Shuichiro hirai.
燃料電池触媒インク劣化反応の解析,
第56回日本伝熱シンポジウム,
May 2019.
-
Maito Koga,
Hidetoshi Matsumoto,
Masatoshi Tokita,
Hiroyasu MASUNAGA,
Noboru Ohta,
Hidekazu Sugimori,
Takashi SASABE,
Toshihiko Yoshida,
Kazuhiko Shinohara,
Shuichiro hirai.
X線散乱法による固体高分子形燃料電池触媒層の構造解析,
フロンティアソフトマター開発専用ビームライン産学連合体第 8 回研究発表会,
Dec. 2018.
-
Suguru Uemura,
Toshihiko Yoshida,
Maito Koga,
Hidetoshi Matsumoto,
Kazuhiko Shinohara,
Shuichiro hirai.
燃料電池触媒のインク劣化とクラック形成,
第59回電池討論会,
Nov. 2018.
-
Maito Koga,
Hidetoshi Matsumoto,
Masatoshi Tokita,
Hiroyasu Masunaga,
Takaaki Hikima,
Hidekazu Sugimori,
Takashi Sasabe,
Toshihiko Yoshida,
Kazuhiko Shinohara,
Shuichiro Hirai.
Analysis of Drying Process of Coated Catalyst Ink for Polymer Electrolyte Fuel Cells by Grazing-Incidence X-ray Scattering,
67th SPSJ Annual Meeting,
Polymer Preprints, Japan,
公益社団法人高分子学会,
Vol. 67,
No. 1,
pp. 1M07,
May 2018.
Official location
-
Hidetoshi Matsumoto,
Masatoshi Tokita,
Maito Koga.
時分割X線散乱法による燃料電池触媒層の構造形成プロセスの観察,
燃料電池実用化推進協議会第16回燃料電池基盤技術研究懇話会,
Oct. 2017.
-
Hidekazu Sugimori,
Tsuyoshi Terao,
Kazuhiko Shinohara,
西野有里,
伊藤喜子,
宮澤淳夫,
Yuichi Konosu,
Maito Koga,
Hidetoshi Matsumoto,
Suguru Uemura,
Yuki Kameya,
Takashi SASABE,
Toshihiko Yoshida,
Shuichiro hirai.
Nonstructural Evolution in Catalyst Layer Formation Process by Cryo-Electron Microscopy,
Seikei-Kakou Autumnal Meeting 2017,
Preprints of Seikei-Kakou Autumnal Meeting 2017,
一般社団法人プラスチック成形加工学会,
pp. 271-272,
Oct. 2017.
-
Maito Koga,
Yuichi Konosu,
Hidetoshi Matsumoto,
Masatoshi Tokita,
Hiroyasu MASUNAGA,
Takaaki Hikima,
Hidekazu Sugimori,
Takashi SASABE,
Toshihiko Yoshida,
Kazuhiko Shinohara,
Shuichiro hirai.
Structural Analysis of Catalyst Layer Formation Process for Polymer Electrolyte Fuel Cell Using Time-Resolved X-ray Scattering Technique,
Seikei-Kakou Autumnal Meeting 2017,
Preprints of Seikei-Kakou Autumnal Meeting 2017,
一般社団法人プラスチック成形加工学会,
pp. 273-274,
Oct. 2017.
-
Maito KOGA,
Takumi WAKABAYASHI,
Masatoshi TOKITA.
Liquid Crystalline Block Copolymer Exhibiting Transition of LC Anchoring on the Lamellar Microdomain Interface upon the Composition,
第66回高分子討論会,
Polymer preprints, Japan,
Vol. 66,
No. 2,
Sept. 2017.
-
Maito Koga,
Yuichi Konosu,
Hidetoshi Matsumoto,
Masatoshi Tokita,
Hiroyasu MASUNAGA,
Takaaki Hikima,
Hidekazu Sugimori,
Takashi SASABE,
Toshihiko Yoshida,
Kazuhiko Shinohara,
Shuichiro hirai.
Nanostructural Analysis of Catalyst Layer Formation Process of Polymer Electrolyte Fuel Cells by Time-Resolved Grazing-Incidence X-ray Scattering,
66th Symposium on Macromolecules,
Polymer Preprints, Japan,
公益社団法人高分子学会,
Vol. 66,
No. 2,
pp. 2U13,
Sept. 2017.
Official location
-
Hidekazu Sugimori,
寺尾剛,
西野有里,
伊藤喜子,
宮澤淳夫,
Yuichi Konosu,
Maito Koga,
Hidetoshi Matsumoto,
Suguru Uemura,
Yuki Kameya,
Takashi SASABE,
Toshihiko Yoshida,
Kazuhiko Shinohara,
Shuichiro hirai.
Nonstructural Evolution during Catalyst Layer Formation in PEFC Studied via Cryo Electron Microscopy,
66th Symposium on Macromolecules,
Polymer Preprints, Japan,
公益社団法人高分子学会,
Vol. 66,
No. 2,
pp. 2U12,
Sept. 2017.
Official location
-
Maito Koga,
正田侑輝,
八木澤凌一,
HIDEAKI OIKE,
Yoichi Tominaga.
グライム膨潤Mgゲルポリマー電解質の作製と電気化学的特性,
第65回高分子学会討論会,
Sept. 2016.
-
Junpei Kuribayashi,
Suzune Ito,
戸木田雅利,
Maito Koga.
両端に非晶鎖が結合した主鎖型液晶性ポリエステルのミクロ相分離構造,
第46回繊維学会夏季セミナー,
第46回繊維学会夏季セミナー講演要旨集,
42,
July 2016.
-
Suzune Ito,
Masatoshi Tokita,
Maito Koga.
Self-assembly of triblock copolymer comprising of main-chain liquid crystalline polyester connecting to amorphous segments at both ends,
平成27年度繊維学会年次大会,
繊維学会予稿集,
繊維学会,
Vol. 71,
No. 1,
2P243,
June 2016.
-
Maito Koga,
橋本啓輔,
Yoichi Tominaga.
プロピレンカーボネート/プロピレンオキシド共 重合体のイオン伝導特性,
平成28年度繊維学会年次大会,
June 2016.
-
Maito Koga,
本松譲,
児玉秀和,
古川猛夫,
Yoichi Tominaga.
カーボネート型濃厚高分子電解質の特異的な誘電緩和挙動の解析,
第65回高分子学会年次大会,
May 2016.
-
Maito Koga,
Yoichi Tominaga.
ポリエチレンカーボネート型電解質におけるリチウムイオン伝導に対する無機フィラー及びアニオンの効果,
第25回日本MRS年次大会,
Dec. 2015.
-
Maito Koga,
Kohei Abe,
Takumi Wakabayashi,
Masatoshi Tokita.
Thermally Reversible Distortion of ABA triblock copolymer consisting of main-chain liquid crystalline polyester B-block and cross-linkable A-block,
The 2015 Annual Meeting of the Society of Fiber Science and Technology, Japan,
Fiber Preprints, Japan,
Vol. 70,
No. 1,
3D02,
June 2015.
-
Maito Koga,
Kazunori Satoh,
Sungmin Kang,
渡辺順次,
Masatoshi Tokita.
Influence of Smectic Liquid Crystallinity on Lamellar Microdomain Structure in a Main-Chain Liquid Crystal Block Copolymer Fiber,
62nd Symposium on Macromolecules,
Sept. 2013.
-
Maito Koga,
Kazunori Satoh,
Sungmin Kang,
渡辺順次,
Masatoshi Tokita.
スメクチック液晶性-非晶性ブロック共重合体繊維の熱処理による構造発展と配向変化,
平成25年度繊維学会年次大会,
June 2013.
-
Maito Koga,
Kazunori Satoh,
Sungmin Kang,
渡辺順次,
Masatoshi Tokita.
主鎖型液晶性ポリエステルを一成分としたブロック共重合体が形成する波状ラメラ構造,
平成25年度繊維学会年次大会,
June 2013.
-
Maito Koga,
Kazunori Satoh,
Sungmin Kang,
渡辺順次,
Masatoshi Tokita.
非晶性-主鎖型液晶性-非晶性トリブロック共重合体が形成する波状のラメラ構造,
第62回高分子学会年次大会,
May 2013.
-
Maito Koga,
Kazunori Satoh,
Masatoshi Tokita,
Sungmin Kang,
渡辺順次.
主鎖型液晶性ブロック共重合体のラメラの長周期に与えるスペーサー長効果,
第2回CSJ化学フェスタ2012,
Oct. 2012.
-
Maito Koga,
Ryohei Ishige,
Masatoshi Tokita,
Sungmin Kang,
渡辺順次.
主鎖型スメクチック液晶性高分子を有するABAトリブロック共重合体のラメラ状ミクロ相分離構造に与えるスペーサー長の効果,
第61回高分子討論会,
Sept. 2012.
-
Maito Koga,
Kazunori Satoh,
Masatoshi Tokita,
Sungmin Kang,
Koichi Sakajiri,
渡辺順次.
主鎖型液晶性高分子を有するABAトリブロック共重合体のミクロ相分離構造,
平成24年度繊維学会年次大会,
June 2012.
-
Maito Koga,
Toshinari Ishii,
Ryouhei Ishige,
Masatoshi Tokita,
Sungmin Kang,
Junji Watanabe.
主鎖型液晶性ポリエステルを中央ブロックに有する ABA3元ブロック共重合体,
第60回高分子学会年次大会,
高分子学会予稿集,
Vol. 60,
No. 1,
1E14,
May 2011.
-
Maito Koga,
小河重三郎,
小山内州一.
W/O エマルション中の過冷却液滴の核生成温度に与えるポリビニルアルコールの添加効果,
日本化学会第 89春季年会,
Mar. 2009.
-
Maito Koga,
小河重三郎,
小山内州一.
両親媒性トレハロース誘導体の相挙動,
日本油化学会第 47 回年会,
Sept. 2008.
Other Publication
Degree
-
Self-assembly structures of ABA triblock copolymers having main-chain liquid crystalline polyester central block,
Outline,
Doctor (Engineering),
Tokyo Institute of Technology,
2014/03/26,
-
Self-Assembly Structures of ABA Triblock Copolymers Having Main-Chain Liquid Crystalline Polyester Central Block,
Exam Summary,
Doctor (Engineering),
Tokyo Institute of Technology,
2014/03/26,
-
Self-Assembly Structures of ABA Triblock Copolymers Having Main-Chain Liquid Crystalline Polyester Central Block,
Summary,
Doctor (Engineering),
Tokyo Institute of Technology,
2014/03/26,
-
Self-Assembly Structures of ABA Triblock Copolymers Having Main-Chain Liquid Crystalline Polyester Central Block,
Thesis,
Doctor (Engineering),
Tokyo Institute of Technology,
2014/03/26,
[ Save as BibTeX ]
[ Paper, Presentations, Books, Others, Degrees: Save as CSV
]
[ Patents: Save as CSV
]
|