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51

Asymmetric synthesis using C2-symmetric diols: Use of (5R,6R)-3-acetoxy-5,6-diphenyl-1,4-dioxan-2-one as a chiral synthetic equivalent of 1,2-ethanediol 1,2-dicarbocation

Hiromichi Fujioka, Naoki Matsunaga, Hidetoshi Kitagawa, Yasushi Nagatomi, Michinori Kondo, Yasuyuki Kita

Journal:

Tetrahedron: Asymmetry

Year:

1995

Language:

english

File:

PDF, 220 KB

english, 1995

52

Asymmetric synthesis using C2-symmetric diols: Use of (5R,6R)-2,3-diacetoxy-5,6-diphenyl-1,4-dioxane as a chiral synthetic equivalent of 1,2-ethanediol 1,2-dicarbocation

Hiromichi Fujioka, Hidetoshi Kitagawa, Yasushi Nagatomi, Yasuyuki Kita

Journal:

Tetrahedron: Asymmetry

Year:

1995

Language:

english

File:

PDF, 181 KB

english, 1995

53

Diffusion bonding in ultra fine-grained Al–Fe alloy indicating high-strain-rate superplasticity

Hidetoshi Somekawa, Tsutomu Tanaka, Hiroyuki Sasaki, Kazuhiko Kita, Akihisa Inoue, Kenji Higashi

Journal:

Acta Materialia

Year:

2004

Language:

english

File:

PDF, 370 KB

english, 2004

54

Electro-conductivity and nanostructure of wood carbon prepared by nickel-catalyzed carbonization at 900°C

Kyoko Suzuki, Tsutomu Suzuki, Yukie Saito, Hidetoshi Kita, Kazuhisa Sato, Toyohiko Konno

Journal:

Year:

2010

Language:

english

File:

PDF, 42 KB

english, 2010

55

Characterization of organic solvents adsorption/desorption on hydrophobic porous coordination polymers and their micro-crystals aggregation on mullite support

Kazuhiro Uemura, Yuki Komagawa, Yukari Yamasaki, Hidetoshi Kita

Journal:

Year:

2008

Language:

english

File:

PDF, 895 KB

english, 2008

56

Polymer electrolyte fuel cells based on main-chain-type sulfonated polyimides

Otoo Yamada, Yan Yin, Kazuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Electrochimica Acta

Year:

2005

Language:

english

File:

PDF, 192 KB

english, 2005

57

Direct methanol fuel cell performance of sulfonated polyimide membranes

Zhaoxia Hu, Takahiro Ogou, Makoto Yoshino, Otoo Yamada, Hidetoshi Kita, Ken-Ichi Okamoto

Journal:

Journal of Power Sources

Year:

2009

Language:

english

File:

PDF, 1.14 MB

english, 2009

58

Sulfonated polyimide hybrid membranes for polymer electrolyte fuel cell applications

Ken-ichi Okamoto, Kazuaki Yaguchi, Hajime Yamamoto, Kangcheng Chen, Nobutaka Endo, Mitsuru Higa, Hidetoshi Kita

Journal:

Journal of Power Sources

Year:

2010

Language:

english

File:

PDF, 665 KB

english, 2010

59

Syntheses, crystal structures, and water adsorption behaviors of jungle-gym-type porous coordination polymers containing nitro moieties

Kazuhiro Uemura, Fumiaki Onishi, Yukari Yamasaki, Hidetoshi Kita

Journal:

Journal of Solid State Chemistry

Year:

2009

Language:

english

File:

PDF, 447 KB

english, 2009

60

Synthesis, water stability and proton conductivity of novel sulfonated polyimides from 4,4′-bis(4-aminophenoxy)biphenyl-3,3′-disulfonic acid

Tatsuya Watari, Jianhua Fang, Kazuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto, Tetsuji Hirano

Journal:

Journal of Membrane Science

Year:

2004

Language:

english

File:

PDF, 284 KB

english, 2004

61

Zeolite T membrane: preparation, characterization, pervaporation of water/organic liquid mixtures and acid stability

Ying Cui, Hidetoshi Kita, Ken-Ichi Okamoto

Journal:

Journal of Membrane Science

Year:

2004

Language:

english

File:

PDF, 781 KB

english, 2004

62

Syntheses and crystal structures of straight or zigzag one-dimensional coordination polymers based on Cu(II) square pyramidal or Cu(I) tetrahedral coordination environments

Kazuhiro Uemura, Akihisa Maeda, Hidetoshi Kita

Journal:

Year:

2008

Language:

english

File:

PDF, 884 KB

english, 2008

63

Gas permeation and separation properties of sulfonated polyimide membranes

Kazuhiro Tanaka, Md. Nurul Islam, Masayoshi Kido, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Year:

2006

Language:

english

File:

PDF, 171 KB

english, 2006

64

Synthesis and properties of novel sulfonated polyimides bearing sulfophenyl pendant groups for polymer electrolyte fuel cell application

Zhaoxia Hu, Yan Yin, Hidetoshi Kita, Ken-ichi Okamoto, Yoshiki Suto, Honguan Wang, Hironobu Kawasato

Journal:

Year:

2007

Language:

english

File:

PDF, 406 KB

english, 2007

65

Preface

Masahiko Matsukata, Shigeyuki Uemiya, Hidetoshi Kita

Journal:

Separation and Purification Technology

Year:

2010

Language:

english

File:

PDF, 84 KB

english, 2010

66

Water-resistant humidity sensors based on sulfonated polyimides

Masahiro Ueda, Kazumasa Nakamura, Kazuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Sensors and Actuators B: Chemical

Year:

2007

Language:

english

File:

PDF, 862 KB

english, 2007

67

Application of zeolite T membrane to vapor-permeation-aided esterification of lactic acid with ethanol

Kazuhiro Tanaka, Ryuuhei Yoshikawa, Cui Ying, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Chemical Engineering Science

Year:

2002

Language:

english

File:

PDF, 234 KB

english, 2002

68

Pervaporation properties of ethynyl-containing copolyimide membranes to aromatic/non-aromatic hydrocarbon mixtures

Jianhua Fang, Karuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Year:

1999

Language:

english

File:

PDF, 228 KB

english, 1999

69

Desymmetrization of unsaturated meso-1,2-diols via an intramolecular haloetherification of ene acetals: A remarkable kinetic control

Hiromichi Fujioka, Yasushi Nagatomi, Naoyuki Kotoku, Hidetoshi Kitagawa, Yasuyuki Kita

Journal:

Tetrahedron Letters

Year:

1998

Language:

english

File:

PDF, 248 KB

english, 1998

70

Gas permeation properties of hyperbranched polyimide membranes

Jianhua Fang, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Journal of Membrane Science

Year:

2001

Language:

english

File:

PDF, 201 KB

english, 2001

71

Isotopic-transient permeation measurements in steady-state pervaporation through polymeric membranes

Kazuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto, Richard D. Noble, John L. Falconer

Journal:

Journal of Membrane Science

Year:

2002

Language:

english

File:

PDF, 182 KB

english, 2002

72

Pervaporation properties to aromatic/non-aromatic hydrocarbon mixtures of cross-linked membranes of copoly(methacrylates) with pendant phosphate and carbamoylphosphonate groups

Yong Wang, Satoshi Hirakawa, Hongyuan Wang, Kazuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Journal of Membrane Science

Year:

2002

Language:

english

File:

PDF, 274 KB

english, 2002

73

Olefin/paraffin separation performance of asymmetric hollow fiber membrane of 6FDA/BPDA–DDBT copolyimide

Makoto Yoshino, Satoshi Nakamura, Hidetoshi Kita, Ken-ichi Okamoto, Nozomu Tanihara, Yoshihiro Kusuki

Journal:

Journal of Membrane Science

Year:

2003

Language:

english

File:

PDF, 354 KB

english, 2003

74

Olefin/paraffin separation performance of carbonized membranes derived from an asymmetric hollow fiber membrane of 6FDA/BPDA–DDBT copolyimide

Makoto Yoshino, Satoshi Nakamura, Hidetoshi Kita, Ken-ichi Okamoto, Nozomu Tanihara, Yoshihiro Kusuki

Journal:

Journal of Membrane Science

Year:

2003

Language:

english

File:

PDF, 616 KB

english, 2003

75

Preparation and gas permeation properties of carbon molecular sieve membranes based on sulfonated phenolic resin

Weiliang Zhou, Makoto Yoshino, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Journal of Membrane Science

Year:

2003

Language:

english

File:

PDF, 310 KB

english, 2003

76

Water vapor sorption and diffusion properties of sulfonated polyimide membranes

Tatsuya Watari, Hongyuan Wang, Katsunari Kuwahara, Kazuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Journal of Membrane Science

Year:

2003

Language:

english

File:

PDF, 219 KB

english, 2003

77

Permeation and separation properties of polyimide membranes to 1,3-butadiene and n-butane

Kenichi Okamoto, Kenji Noborio, Jianqiang Hao, Kazuhiro Tanaka, Hidetoshi Kita

Journal:

Journal of Membrane Science

Year:

1997

Language:

english

File:

PDF, 684 KB

english, 1997

78

Preparation of composite hollow fiber membranes of poly(ethylene oxide)-containing polyimide and their CO2/N2 separation properties

Hajime Suzuki, Kazuhiro Tanaka, Hidetoshi Kita, Kenichi Okamoto, Harutoshi Hoshino, Toshimune Yoshinaga, Yoshihiro Kusuki

Journal:

Journal of Membrane Science

Year:

1998

Language:

english

File:

PDF, 530 KB

english, 1998

79

Pervaporation of aromatic/non-aromatic hydrocarbon mixtures through plasma-grafted membranes

Hongyuan Wang, Kazuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Journal of Membrane Science

Year:

1999

Language:

english

File:

PDF, 226 KB

english, 1999

80

Pervaporation of aromatic/non-aromatic hydrocarbon mixtures through crosslinked membranes of polyimide with pendant phosphonate ester groups

Ken-ichi Okamoto, Hongyuan Wang, Takeo Ijyuin, Sachie Fujiwara, Kazuhiro Tanaka, Hidetoshi Kita

Journal:

Journal of Membrane Science

Year:

1999

Language:

english

File:

PDF, 205 KB

english, 1999

81

Application of zeolite membranes to esterification reactions

Kazuhiro Tanaka, Ryuuhei Yoshikawa, Cui Ying, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Catalysis Today

Year:

2001

Language:

english

File:

PDF, 122 KB

english, 2001

82

Magnetic susceptibility of electron-doped BaBiO3

Mitsuyuki Shizuya, Sou Fujimura, Hidemichi Imai, Xiaoli Ji, Hidetoshi Minami, Eiji Kita, Hiromoto Uwe

Journal:

Physica C: Superconductivity

Year:

2001

Language:

english

File:

PDF, 124 KB

english, 2001

83

Diastereotopic group selective intramolecular conjugate addition of 4-(2-hydroxyethyl)-p-quinol derivatives: Synthesis of the optically pure cis-7-oxabicyclo[4.3.0]non-2-en-4-one skeleton

Hiromichi Fujioka, Shinji Kitagaki, Naoko Ohno, Hidetoshi Kitagawa, Yasuyuki Kita, Keita Matsumoto

Journal:

Tetrahedron: Asymmetry

Year:

1994

Language:

english

File:

PDF, 265 KB

english, 1994

84

Anomalous temperature dependence of lifetime of ortho-positronium in polyimides

Kazuhiro Tanaka, Mikio Katsube, Nozomu Tanihara, Hidetoshi Kita, Ken-ichi Okamoto, Yasuo Ito

Journal:

Radiation Physics and Chemistry

Year:

1999

Language:

english

File:

PDF, 214 KB

english, 1999

85

Synthesis and properties of novel sulfonated polyimides from 2,2′-bis(4-aminophenoxy)biphenyl-5,5′-disulfonic acid

Xiaoxia Guo, Jianhua Fang, Kazuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

2004

Language:

english

File:

PDF, 126 KB

english, 2004

86

Synthesis and characterization of proton-conducting copolyimides bearing pendant sulfonic acid groups

Yan Yin, Otoo Yamada, Yoshiki Suto, Takashi Mishima, Kazuhiro Tanaka, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

2005

Language:

english

File:

PDF, 356 KB

english, 2005

87

Synthesis and properties of novel sulfonated (co)polyimides bearing sulfonated aromatic pendant groups for PEFC applications

Zhaoxia Hu, Yan Yin, Shouwen Chen, Otoo Yamada, Kazuhiro Tanaka, Hidetoshi Kita, Ken-Ichi Okamoto

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

2006

Language:

english

File:

PDF, 495 KB

english, 2006

88

Chemically modified proton-conducting membranes based on sulfonated polyimides: Improved water stability and fuel-cell performance

Yan Yin, Otoo Yamada, Shunsuke Hayashi, Kazuhiro Tanaka, Hidetoshi Kita, Ken-Ichi Okamoto

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

2006

Language:

english

File:

PDF, 486 KB

english, 2006

89

Synthesis and properties of sulfonated polyimides from homologous sulfonated diamines bearing bis(aminophenoxyphenyl)sulfone

Shouwen Chen, Yan Yin, Hidetoshi Kita, Ken-Ichi Okamoto

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

2007

Language:

english

File:

PDF, 561 KB

english, 2007

90

Synthesis and properties of sulfonated polyimides derived from bis(sulfophenoxy) benzidines

Yoshiki Sutou, Yan Yin, Zhaoxia Hu, Shouwen Chen, Hidetoshi Kita, Ken-Ichi Okamoto, Hongyuan Wang, Hironobu Kawasato

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

2009

Language:

english

File:

PDF, 540 KB

english, 2009

91

The effect of morphology on sorption and transport of carbon dioxide in poly(4,4'-oxydiphenylene pyromellitimide)

Ken-Ichi Okamoto, Kazuhiro Tanaka, Osamu Yokoshi, Hidetoshi Kita

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1989

Language:

english

File:

PDF, 617 KB

english, 1989

92

Sorption and transport of carbon dioxide in a polyimide from 3,3′4,4′-biphenyltetracarboxylic dianhydride and 4,4′-diaminodiphenyl sulfone

Ken-Ichi Okamoto, Kazuhiro Tanaka, Hidetoshi Kita, Asumaru Nakamura, Yoshihiro Kusuki

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1989

Language:

english

File:

PDF, 630 KB

english, 1989

93

Effect of methyl substituents on permeability and permselectivity of gases in polyimides prepared from methyl-substituted phenylenediamines

Kazuhiro Tanaka, Masaaki Okano, Hiroyuki Toshino, Hidetoshi Kita, Ken-Ichi Okamoto

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1992

Language:

english

File:

PDF, 552 KB

english, 1992

94

Sorption and diffusion of water vapor in polyimide films

Ken-Ichi Okamoto, Nozomu Tanihara, Hitoshi Watanabe, Kazuhiro Tanaka, Hidetoshi Kita, Asumaru Nakamura, Yoshihiro Kusuki, Kanji Nakagawa

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1992

Language:

english

File:

PDF, 615 KB

english, 1992

95

Gas permeability and permselectivity of fluorinated polybenzoxazoles

Ken-Ichi Okamoto, Kazuhiro Tanaka, Michiaki Muraoka, Hidetoshi Kita, Yutaka Maruyama

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1992

Language:

english

File:

PDF, 479 KB

english, 1992

96

Sorption of carbon dioxide in fluorinated poyimides

Kazuhiro Tanaka, Hidetoshi Kita, Ken-Ichi Okamoto

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1993

Language:

english

File:

PDF, 533 KB

english, 1993

97

Gas permeability and permselectivity of polyimides with large aromatic rings

Kazuhiro Tanaka, Yasuharu Osada, Hidetoshi Kita, Ken-ichi Okamoto

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1995

Language:

english

File:

PDF, 652 KB

english, 1995

98

Preparation of plasma-polymerized membranes from fluoroalkyl acrylates and methacrylates and gas permeability through the membranes

Hidetoshi Kita, Masanobu Shigekuni, Isao Kawafune, Kazuhiro Tanaka, Ken-ichi Okamoto

Journal:

Polymer Bulletin

Year:

1989

Language:

english

File:

PDF, 285 KB

english, 1989

99

A New Approach to Separate the GenusPhotobacteriumfromVibriowith RFLP Patterns byHhaI Digestion of PCR-Amplified 16S rDNA

Hidetoshi Urakawa, Kumiko Kita-Tsukamoto, Kouichi Ohwada

Journal:

Current Microbiology

Year:

1998

Language:

english

File:

PDF, 216 KB

english, 1998

100

MHC class I Aloci polymorphism and diversity in three Southeast Asian populations of cynomolgus macaque

Yuki F. Kita, Kazuyoshi Hosomichi, Sakae Kohara, Yasushi Itoh, Kazumasa Ogasawara, Hideaki Tsuchiya, Ryuzo Torii, Hidetoshi Inoko, Antoine Blancher, Jerzy K. Kulski, Takashi Shiina

Journal:

Year:

2009

Language:

english

File:

PDF, 377 KB

english, 2009