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Publications

108

Yuji Higaki,* Honoka Toyama, Takumi Masuda, Shingo Kobayashi, Masaru Tanaka
"Microphase Separation of Double-Hydrophilic Poly(carboxybetaine acrylate)-Poly(2-methoxyethyl acrylate) Block Copolymers in Water"
Polymer Journal, in press DOI: 10.1038/s41428-023-00831-3

107

Yuji Higaki, Takumi Masuda, Mai Nakamura, Masaya Takahashi
"Cononsolvency-Induced Microphase Separation of Double Hydrophilic Poly(2-ethyl-2-oxazoline)−Polycarboxybetaine Diblock Copolymers in Water−Ethanol Mixtures"
Macromolecules, 56(16), 6208-6216 (2023).

106

Yuji Higaki,* Naoki Kuraoka, Takumi Masuda, Mai Nakamura, Emi Hifumi
"Cononsolvency of Poly(carboxybetaine methacrylate) in Water–Ethanol Mixed Solvents"
Polymer Journal, 55, 869-876 (2023).

105

Yuji Higaki,* Masaya Takahashi, Takumi Masuda
"Phase Behavior of Double Zwitterionic Block Copolymers in Water: Morphology Transition through Concentration Dependent Selectivity of Water Partitioning"
Macromolecular Chemistry and Physics, 224(6), 2200416 (2023)

104

Makoto Uyama, Atsushi Takahara, Yuji Higaki, Norifumi L. Yamada, Hiroki Iwase
"Neutron Reflectometry & Simultaneous Measurements of Rheology and Small Angle Neutron Scattering Studies for Polyether Modified Silicone Vesicle Systems"
Journal of Oleo Science, 71, 1625-1637 (2022)

103

Wang Haobing, Yang Yang, Masayoshi Nishiura, You-lee Hong, Yusuke Nishiyama, Yuji Higaki, Zhaomin Hou
"Making Polyisoprene Self-Healable through Microstructure Regulation by Rare-Earth Catalysts"
Angewandte Chemie International Edition, 61(42), e202210023 (2022)

102

Yuji Higaki,* Riku Furusawa, Takefumi Otsu, Norifumi L. Yamada
“Zwitterionic Poly(carboxybetaine) Brush/Albumin Conjugate Films: Structure and Lubricity”
Langmuir, 38(30), 9278-9284 (2022)

101

Kosuke Yamazoe,* Yuji Higaki, Yoshihiro Inutsuka, Jun Miyawaki, Atsushi Takahara, Yoshihisa Harada*
“Critical In-Plane Density of Polyelectrolyte Brush for the Ordered Hydrogen-bonded Structure of Incorporated Water”
Langmuir, 38, 3076-3081 (2022)

100

Yuji Higaki, Atsushi Takahara*
“Structure and Properties of Polysaccharide/Imogolite Hybrids”
Polymer Journal, 54, 473-479 (2022)

99

Akane Shimizu, Emi Hifumi, Ken Kojio, Atsushi Takahara, Yuji Higaki*
“Modulation of Double Zwitterionic Block Copolymer Aggregates by Zwitterion-Specific Interactions”
Langmuir, 37 (50), 14760–14766 (2021)

98

Yang Yang, Haobing Wang, Lin Huang, Masayoshi Nishiura, Yuji Higaki, Zhaomin Hou*
“Terpolymerization of Ethylene and Two Different Methoxyaryl-Substituted Propylenes by Scandium Catalyst Makes Tough and Fast Self-Healing Elastomers”
Angewante Chemie International Edition, 60 (50), 26192-26198 (2021)

97

Atsushi Takahara *, Yuji HIgaki, Tomoyasu Hirai, Ryohei Ishige
“Application of Synchrotron Radiation X-ray Scattering and Spectroscopy to Soft Matter”
Polymers, 12, 1264 (2020)

96

Yuji Higaki, Motoyasu Kobayashi, Atsushi Takahara*
“Hydration State Variation of Polyzwitterion Brushes through Interplay with Ions”
Langmuir, 36, 9015-9024 (2020) (Invited Feature Article, Selected as a Cover Art)

95

Masaya Takahashi, Akane Shimizu, Shin-ichi Yusa, Yuji Higaki*
“Lyotropic Morphology Transition of Double Zwitterionic Diblock Copolymers in Concentrated Aqueous Solutions”
Macromolecular Chemistry and Physics, 222, 2000377 (2021)

94

Kosuke Igata, Tatsunori Sakamaki, Yoshihiro Inutsuka, Yuji Higaki*, Maiko K. Okajima, Norifumi L. Yamada, Tatsuo Kaneko, Atsushi Takahara*
“Cationic Polymer Brush/Giant Polysaccharide Sacran Assembly: Structure and Lubricity”
Langmuir, 36, 6494-6501 (2020) (Selected as an Inside Cover Art)

93

Daiki Ihara, Yuji Higaki,* Norifumi L. Yamada, Yasuhiro Matsuda, Ken Kojio, Atsushi Takahara*
“Cononsolvency of Poly(2-(methacryloyloxy)ethyl phosphorylcholine) in Ethanol-Water Mixtures: A Neutron Reflectivity Study”
Langmuir, 38(17), 5081-5088 (2022)

92

Manus Sriring, Adun Nimpaiboon, Nattanee Dechnarong, Sirirat Kumarn, Yuji Higaki. Ken Kojio, Atsushi Takahara, Chee Cheong Ho, Jitladda Sakdapipanich*
“Pre-Vulcanization of Large and Small Natural Rubber Latex Particles: Film‐Forming Behavior and Mechanical Properties”
Macromolecular Materials and Engineering, 1900283 (2019)

91

Hitoshi Shimamoto, Cheng Chao-Hung, Kazutaka Kamitani, Ken Kojio, Yuji Higaki*, Atsushi Takahara*
“Nanocomposite Elastomers Composed of Silica Nanoparticles Grafted with a Comb-Shaped Copolymer Brush”
Macromolecules, 52 (15), 5963-5970 (2019)

90

Haobing Wang, Yang Yang, Masayoshi Nishiura, Yuji Higaki, Atsushi Takahara, Zhaomin Hou*
“Synthesis of Self-Healing Polymers by Scandium-Catalysed Copolymerization of Ethylene and Anisylpropylenes”
Journal of the American Chemical Society, 141 (7), 3249-3257 (2019)

89

Yuji Higaki,* Kazutaka Kamitani, Takuji Ohigashi, Teruaki Hayakawa, Atsushi Takahara*
“Exploring the Mesoscopic Morphology in Mussel Adhesive Proteins by Soft X‑ray Spectromicroscopy”
Biomacromolecules, 22, 1256-1260 (2021)

88

Akihisa Yamamoto, Yuji Higaki, Judith Thoma, Esther Kimmle, Ryohei Ishige, Bruno Demé, Atsushi Takahara, Motomu Tanaka*
“Water Modulates Lamellar Structure and Interlayer Correlation of Poly(perfluorooctyl acrylate) Films: A Specular and Off-Specular Neutron Scattering Study”
Polymer Journal, 54, 57-65 (2022)

87

Yi Liu, Yuji Higaki,* Masaru Mukai, Atsushi Takahara*
“Molecular Aggregation Structure and Water Repellency of Poly(perfluorohexyl acrylate) with a Carbamate Linkage”
Polymer, 182, 121846 (2019)

86

Tatsunori Sakamaki, Yoshihiro Inutsuka, Kosuke Igata, Keiko Higaki, Norifumi L. Yamada, Yuji Higaki*, Atsushi Takahara*
“Ion-Specific Hydration States of Zwitterionic Poly(sulfobetaine methacrylate) Brushes in Aqueous Solutions”
Langmuir, 35, 1583-1589 (2019)

85

Manus Sriring, Adun Nimpaiboon, Sirirat Kumarn, Keiko Higaki, Yuji Higaki, Ken Kojio, Atsushi Takahara, Chee Cheong Ho, Jitladda Sakdapipanich*
“Film Formation Process of Natural Rubber Latex Particles: Roles of the Particle Size and Distribution of Non-Rubber Species on Film Microstructure”
Colloids and Surfaces A: Physicochemical and Engineering Aspects, 592, 124571 (2020)

84

Yi Liu, Yuji Higaki*, Masaru Mukai, Noboru Ohta, Taizo Kabe and Atsushi Takahara*
“Smectic Ordered Structure and Water Repellency of a Poly(fluoroalkyl acrylate) with a Carbamate Linker”
Polymer Journal, 51, 189-198 (2019)

83

Kiminori Uchida*, Kazuki Mita, Yuji Higaki, Ken Kojio and Atsushi Takahara
“Lamellar Orientation in Isotactic Polypropylene Thin Films: A Complement Study by Grazing Incidence X-ray Diffraction and Surface/Cross-Sectional Imaging”
Polymer Journal, 51, 183-188 (2019)

82

Masaru Mukai, Yuji Higaki, Tomoyasu Hirai, Atsushi Takahara*
“Separation of Endo-Cyclic 2-Methacryloyloxyethyl Choline Phosphate by Anion Exchange Approach”
Chemistry Letters, 47, 1509-1511 (2018)

25

Shiki Nojima, Takamichi Shinohara, Yuji Higaki, Ryohei Ishige, Tomoyuki Ohishi, Daigo Kobayashi, Hiroyuki Setoyama, Atsushi Takahara*
“Precise Characterization of Outermost Surface of Crystalline-Crystalline Diblock Copolymer Thin Films Using Synchrotron Radiation Soft X-ray Photoelectron Spectroscopy”
Polymer Journal, 46, 637-640 (2014)

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80

Ken Kojio*, Yudai Kiyoshima, Tomoko Kajiwara, Yuji Higaki, Hung-Jue Sue, Atsushi Takahara*
“Effect of Blend Composition on Scratch Behavior of Polystyrene/Poly(2,6-dimethyl-1,4-phenyleneoxide) Blends”
Macromolecular Chemistry and Physics, 1800371 (2018)

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8

Yuji Higaki, Hideyuki Otsuka*, Atsushi Takahara*
“Facile Synthesis of Multiblock Copolymers Composed of Poly(tetramethylene oxide) and Polystyrene Using Living Free-Radical Polymerization Macroinitiator”
Polymer, 47(11), 3784-3791 (2006)

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20

Yoshihiko Oniki, Ken Suzuki, Yuji Higaki, Ryohei Ishige, Noboru Ohta, Atsushi Takahara*
“Molecular design of environmentally benign sugmented polyurethane(urea)s: effect of the hard segment component on the molecular aggregation states and biodegradation behavior”
Polymer Chemistry, 4(13) 3735-3743 (2013)

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78

Shin-ichi Yusa*, Tomoko Honda, Aiko Nakao, Kazuhiko Ishihara, Yuji Higaki, Keiko Higaki, Atsushi Takahara, and Yasuhiko Iwasaki
“Polymer Coating on Glass to Improve Protein Antifouling Effect
Polymer Journal, 50, 381-388 (2018)

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46

Patcharida Chouwatat, Shiki Nojima, Yuji Higaki, Ken Kojio, Tomoyasu Hirai*, Masaya Kotaki*, Atsushi Takahara*
“An Effect of Surface Segregation of Polyhedral Oligomeric Silsesquioxanes on Surface Physical Properties of Acrylic Hard Coating Materials”
Polymer, 84, 81-88 (2016)

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51

Daiki Murakami, Yuki, Norizoe, Yuji Higaki, Atsushi Takahara*, Hiroshi Jinnai*
“Direct Characterization of In-Plane Phase Separation in Polystyrene Brush/Cyclohexane System”
Macromolecules, 49, 4862–4866 (2016)

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30

Koji Honda, Ikuo Yamamoto, Masamichi Morita, Hiroki Yamaguchi, Hiroshi Arita, Ryohei Ishige, Yuji Higaki, Atsushi Takahara*
“Effect of α-substituents on Molecular Motion and Wetting Behaviors of Poly(fluoroalkyl acrylate) Thin Films with Short Fluoroalkyl Side Chains”
Polymer, 55(24), 6303-6308 (2014)

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66

Kyung-Lynne Park, Wei Ma, Yuji Higaki, and Atsushi Takahara*
“Mechanically Enhanced Hyaluronic Acid Hybrid Hydrogels with Halloysite Nanotubes”
Chemistry Letters, 46, 1226-1228 (2017)

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54

Shiki Nojima, Yuji Higaki, Ryohei Ishige, Hirofumi Kabayama, Noboru Ohta, Hiroyasu Masunaga, Tomoyasu Hirai, Ken Kojio, Atsushi Takahara*
“Crystallization-Induced Structure Fluctuation of Crystallized Microdomain Structure Composed of Strongly Segregated Crystalline-Crystalline Diblock Copolymers”
Polymer, 102, 256-265 (2016)

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75

Yucheng Zhang, Tomoyasu Hirai, Wei Ma, Yuji Higaki, Ken Kojio, Atsushi Takahara*
“Synthesis of a Bio-Inspired Catechol/Phosphorylcholine Surface Modifier and Characterization of Its Surface Properties”
Journal of Polymer Science, Part A: Polymer Chemistry, 56, 38-49 (2018)

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15

Hui Jing, Yuji Higaki, Wei Ma, Hui Wu, Weng O. Yah, Hideyuki Otsuka, Yuri M. Lvov, Atsushi Takahara*
“Internally Modified Halloysite Nanotubes as Inorganic Nanocontainers for a Flame Retardant”
Chemistry Letters, 42(2), 121-123 (2013)

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29

Yuji Higaki, Kaoru Hatae, Tatsuya Ishikawa, Toshimasa Takanohashi, Jun-ichiro Hayashi, Atsushi Takahara*
“Adsorption and Desorption Behavior of Asphaltene on Polymer Brush Immobilized Surfaces”
ACS Applied Material & Interfaces, 6, 20385-20389 (2014)

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48

Ryohei Ishige, Gregory A. Williams, Yuji Higaki, Noboru Ohta, Masugu Sato, Atsushi Takahara*, Zhibin Guan
“In situ Ultra-Small-Angle X-ray Scattering Study under Uniaxial Stretching of Colloidal Crystal Prepared by Silica Nanoparticles Bearing Hydrogen-Bonding Polymer Grafts”
IUCrJ, 4, 211-218 (2016)

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65

Kosuke Yamazoe, Yuji Higaki, Yoshihiro Inutsuka, Jun Miyawaki, Yitao Cui, Atsushi Takahara, and Yoshihisa Harada*
“Enhancement of the Hydrogen-Bonding Network of Water Confined in a Polyelectrolyte Brush”
Langmuir, 33, 3954-3959 (2017)

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41

Tomoya Sato, Tomoyuki Ohishi, Yuji Higaki, Atsushi Takahara*, Hideyuki Otsuka*
“Radical Crossover Reactions of Alkoxyamine-Based Dynamic Covalent Polymer Brushes on Nanoparticles and the Effect on Their Dispersibility”
Polymer Journal, 48, 147-155 (2016)

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57

Tomoyasu Hirai*, Yusuke Nagae, Kevin L White, K Kamitani, M Kido, T Uchiyama, Maiko Nishibori, Y Konishi, K Yokomachi, R Sugimoto, K Saigo, Tomoyuki Ohishi, Yuji Higaki, Ken Kojio, and Atsushi Takahara*
“Solvent free oxidative coupling polymerization of 3-hexylthiophene (3HT) in the presence of FeCl3 particles”
RSC Advances, 6, 111993-111996 (2016)

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27

Tomoya Sato, Yoshifumi Amamoto, Tomoyuki Ohishi, Yuji Higaki, Atsushi Takahara*, Hideyuki Otsuka*
“Radical crossover reactions of a dynamic covalent polymer brush for reversible hydrophilicity control”
Polymer, 55(18), 4586-4592 (2014)

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62

Chien-Wei Chu, Yuji Higaki, Chao-Hung Cheng, Chun-Wei Chang, Jiun-Tai Chen*, and Atsushi Takahara*
“Zwitterionic Polymer Brush Grafting on Anodic Aluminum Oxide Membranes by Surface-Initiated Atom Transfer Radical Polymerization”
Polymer Chemistry, 8, 2309-2316 (2017)

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49

Yuji Higaki, Motoyasu Kobayashi, Daiki Murakami, Atsushi Takahara*
“Anti-fouling Behavior of Polymer Brush Immobilized Surfaces”
Polymer Journal, 48, 325-331 (2016) (Focused Review)

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68

Yuji Higaki, Ken Suzuki, Yudai Kiyoshima, Tomoyuki Toda, Masayoshi Nishiura, Noboru Ohta, Hiroyasu Masunaga, Zhaomin Hou, and Atsushi Takahara*
“Molecular Aggregation States and Physical Properties of Syndiotactic Polystyrene/Hydrogenated Polyisoprene Multiblock Copolymers with Crystalline Hard Domain”
Macromolecules, 50, 6184-6191 (2017)

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59

Shiki Nojima, Yuji Higaki, Ryohei Ishige, Hirofumi Kabayama, Noboru Ohta, Hiroyasu Masunaga, Tomoyasu Hirai, Ken Kojio, Atsushi Takahara*
“Effect of Molecular Mobility of Pre-Ordered Phase on Crystallization in Microphase-separated Lamellar Morphology of Strongly Segregated Crystalline-Crystalline Diblock Copolymers”
Polymer, 116, 403-411 (2017)

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53

Keiichi Imato, Takeshi Kanehara, Shiki Nojima, Tomoyuki Ohishi, Yuji Higaki, Atsushi Takahara*, Hideyuki Otsuka*
“Repeatable Mechanochemical Activation of Dynamic Covalent Bonds in Thermoplastic Elastomers”
Chemical Communications, 52, 10482-10485 (2016)

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19

Hui Wu, Yan Cao, Taiki Hoshino, Ryohei Ishige, Yuji Higaki, Noboru Ohta, Atsushi Takahara*
“Confinement-Induced Crystal Growth in One-Dimensional Isotactic Polystyrene Nanorod Arrays”
ACS Macro Letters, 2(5), 414-418 (2013)

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71

Yuji Higaki, Yoshihiro Inutsuka, Tatsunori Sakamaki, Yuki Terayama, Ai Takenaka, Keiko Higaki, Norifumi L. Yamada, Taro Moriwaki, Yuka Ikemoto, Atsushi Takahara*
“Effect of Charged Group Spacer Length on Hydration State in Zwitterionic Poly(sulfobetaine) Brushes”
Langmuir, 33, 8404-8412 (2017) This paper was selected as ACS Editor’s Choice

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69

Wei Ma, Yuji Higaki, Atsushi Takahara*
“Superamphiphobic Coatings from Combination of a Biomimetic Catechol Bearing Fluoropolymer and Naturally Abundant Halloysite Clay Nanotubes”
Advanced Functional Materials, 1700907 (2017)

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39

Tomoyasu Hirai*, Masanao Sato, Makoto Kido, Yusuke Nagae, Katsuhiro Kaetsu, Yudai Kiyoshima, Shota Fujii, Tomoyuki Ohishi, Kevin L White, Yuji Higaki, Yasutake Teraoka, Maiko Nishibori, Kazutaka Kamitani, Kenji Hanada, Takeharu Sugiyama, Ryuichi Sugimoto, Kazuhiko Saigo, Ken Kojio, and Atsushi Takahara*
“X-ray absorption fine structure study on the role of solvent on polymerization of 3-hexylthiophene with solid FeCl3 particles”
Journal of Polymer Science Part A: Polymer Chemistry, 53, 2075-2078 (2015)

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56

Taiki Hoshino*, Shiki Nojima, Masanao Sato, Tomoyasu Hirai, Yuji Higaki, So Fujinami, Daiki Murakami, Shigesaburo Ogawa, Hiroshi Jinnai, Atsushi Takahara, Masaki Takata
“Observation of Constraint Surface Dynamics of Polystyrene Thin Films by Functionalization of a Silsesquioxane Cage”
Polymer, 105, 487-499 (2016)

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43

Yuji Higaki, Jin Nishida, Ai Takenaka, Rika Yoshimatsu, Motoyasu Kobayashi, Atsushi Takahara*
“Versatile Inhibition of Marine Organism Settlement Zwitterionic Polymer Brushes”
Polymer Journal, 47, 811-818 (2015) (Journal Feature Article, Cover Graphic Article)

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63

Yuji Higaki, Ken Suzuki, Noboru Ohta, Atsushi Takahara*
“Strain-Induced Molecular Aggregation States around a Crack Tip in a Segmented Polyurethane Film under Uniaxial Stretching”
Polymer, 116, 458-465 (2017)

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12

Wei Ma, Hui Wu, Yuji Higaki, Hideyuki Otsuka, Atsushi Takahara*
“A "Non-Sticky" Superhydrophobic Surface Prepared by Self-Assembly of Fluoroalkyl Phosphonic Acid on a Hierarchically Micro/Nanostructured Alumina Gel Film”
Chemical Communications, 48, 6824-6826 (2012)

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22

Taihei Yamada, Kenta Kokado, Yuji Higaki, Atsushi Takahara, Kazuki Sada*
“Preparation and Morphology Variation of Lipophilic Polyelectrolyte Brush Functioning in Nonpolar Solvents”
Chemistry Letters, 43(8). 1300-1302 (2014)

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50

Daiki Murakami, Motoyasu Kobayashi, Yuji Higaki, Hiroshi Jinnai, Atsushi Takahara*
“Swollen Structure and Electrostatic Interaction of Polyelectrolyte Brush in Aqueous Solution”
Polymer, 98, 464-469 (2016)

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14

Takahiro Yano, Yuji Higaki, Di Tao, Daiki Murakami, Motoyasu Kobayashi, Noboru Ohta, Jun-ichiro Koike, Misao Horigome, Hiroyasu Masunaga, Hiroki Ogawa, Yuka Ikemoto, Taro Moriwaki, Atsushi Takahara*
“Orientation of poly(vinyl alcohol) nanofiber and crystallites in non-woven electrospun nanofiber mats under uniaxial stretching”
Polymer, 53(21), 4702-4708 (2012)

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58

Yuji Higaki, Atsushi Takahara*
“Versatile Anti-fouling Surface Design through Nature-Inspired Approaches”
Green Materials, 5, 1-25 (2016)

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16

Tomoyuki Ohishi, Yoko Iki, Keiichi Imato, Yuji Higaki, Atsushi Takahara*, Hideyuki Otsuka*
“Insertion Metathesis Depolymerization of Aromatic Disulfide-containing Dynamic Covalent Polymers under Weak Intensity Photoirradiation”
Chemistry Letters, 42(11), 1346-1348 (2013)

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77

Wei Ma, Hui Wu, Yuji Higaki, Atsushi Takahara*
“Halloysite Nanotubes: Green Nanomaterial for Functional Organic-Inorganic Nanohybrids”
The Chemical Record, 18, 986-999 (2018)

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55

Motoyasu Kobayashi, Yuji Higaki, Taichi Kimura, Frederic Borschet, Atsushi Takahara*, Bruno Ameduri
“Direct Surface Modification of Poly(VDF-co-TrFE) Films by Surface-initiated ATRP without Pretreatment”
RCS Advances, 6, 86373-86384 (2016)

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34

Kevin L. White, Minhao Wong, Peng Li, Masahiro Miyamoto, Yuji Higaki, Atsushi Takahara, Hung-Jue Sue*
“Interlayer structure and self-healing in suspensions of brush-stabilized nanoplatelets with smectic order”
Soft Matter, 11, 954-971 (2015)

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33

J. Nishida, Y. Higaki, A. Takahara*
“Synthesis and characterization of barnacle adhesive mimetic towards underwater adhesion”
Chemistry Letters, 44, 1047-1049 (2015)

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28

Yan Cao, Hui Wu, Yuji Higaki, Hiroshi Jinnai, Atsushi Takahara*
“Molecular Self-assembly of Nylon-12 Nanorod Cylindrically Confined to Nanoporous Alumina”
IUCrJ, 1, 439-445 (2014)

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10

Hideyuki Otsuka*, Koichiro Aotani, Yuji Higaki, Yoshifumi Amamoto, Atsushi Takahara*
“Thermal Reorganization and Molecular Weight Control of Dynamic Covalent Polymers Containing Alkoxyamines in Their Main Chains”
Macromolecules, 40(5), 1429-1434 (2007)

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17

Wei Ma, Yuji Higaki, Hideyuki Otsuka, Atsushi Takahara*
“Perfluoropolyether-infused nano-texture: a versatile approach to omniphobic coatings with low hysteresis and high transparency”
Chemical Communications, 49, 597-599 (2013)

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6

Go Yamaguchi, Yuji Higaki, Hideyuki Otsuka*, Atsushi Takahara*
“Reversible Radical Ring-Crossover Polymerization of an Alkoxyamine-Containing Dynamic Covalent Macrocycle”
Macromolecules, 38(15), 6316-6320 (2005)

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11

Yoshifumi Amamoto, Yuji Higaki, Yasuhiro Matsuda, Hideyuki Otsuka*, Atsushi Takahara*
“Programmed Thermodynamic Formation and Structure Analysis of Star-like Nanogels with Core Cross-linked by Thermally Exchangeable Dynamic Covalent Bonds”
Journal of the American Chemical Society, 129(43), 13298-13304 (2007)

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7

Yuji Higaki, Hideyuki Otsuka*, Atsushi Takahara*
“A Thermodynamic Polymer Cross-Linking System Based on Radically Exchangeable Covalent Bonds”
Macromolecules, 39(6), 2121-2125 (2006)

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44

Yuji Higaki, Ken Suzuki, Yoshihiko Oniki, Kevin L. White, Noboru Ohta, and Atsushi Takahara*
“Molecular Aggregation Structure Evolution During Stretching of Environmentally Benign Lysine-based Segmented Poly(urethane-urea)s”
Polymer, 78, 173-179 (2015)

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1

Hideyuki Otsuka*, Koichiro Aotani, Yuji Higaki, Atsushi Takahara*
“A Dynamic (Reversible) Covalent Polymer: Radical Crossover Behaviour of TEMPO-Containing Poly(alkoxyamine ester)s”
Chemical Communications, 2838-2839 (2002)

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47

Yoshio Furusho*, Takeshi Endo, Keiko Higaki, Katsuhiro Kaetsu, Yuji Higaki, Ken Kojio, Atsushi Takahara
“Supramolecular Network Polymers Formed from Polyamidine and Carboxy-Terminated Telechelic Poly(n-butyl acrylate) via Amidinium-Carboxylate Salt Bridges”
Journal of Polymer Science Part A: Polymer Chemistry, 54, 2148-2155 (2016)

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76

Yuji Higaki, Motoyasu Kobayashi, Tomoyasu Hirai, Atsushi Takahara*
“Direct Polymer Brush Grafting to Polymer Fibers and Films by Surface-Initiated Polymerization”
Polymer Journal, 50, 101-108 (2018)

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81

Linlin Li, Wei Ma, Kazutaka Kamitani, Yuji Higaki, Atsushi Takahara*
“Organic-Inorganic Hybrid Thin Film Fabricated by Layer-by-Layer Assembly of Phosphorylated Cellulose Nanocrystal and Imogolite Nanotubes”
Langmuir, 34, 13361-13367 (2018)

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32

Ya-Ting Hsieh, Ryohei Ishige, Yuji Higaki, Eamor M. Woo, Atsushi Takahara*
“Microscopy and Microbeam X-ray Analyses in Poly(3-hydroxybutyrate-co- 3-hydroxyvalerate) with Amorphous Poly(vinyl acetate)”
Polymer, 55(26), 6906-6914 (2014)

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21

Hui Jing, Yuji Higaki, Wei Ma, Jiang Xi, Hiroshi Jinnai, Hideyuki Otsuka, Atsushi Takahara*
“Preparation and characterization of polycarbonate nanocomposites based on surface-modified halloysite nanotubes”
Polymer Journal, 46(5), 307-312 (2014)

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37

Takamichi Shinohara, Yuji Higaki, Hiroyasu Masunaga, Hiroki Ogawa, Yasushi Okamoto, Takashi Aoki, Atsushi Takahara*
“Molecular Aggregation States and Wetting of a Poly{2-(perfluorooctyl)ethyl acrylate} Brush-Immobilized Nano-imprinted Surface”
Polymer, 69, 10-16 (2015)

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9

Yoshifumi Amamoto, Yuji Higaki, Yasuhiro Matsuda, Hideyuki Otsuka*, Atsushi Takahara*
“Programmed Formation of Nanogels via a Radical Crossover Reaction of Complementarily Reactive Diblock Copolymers”
Chemistry Letters, 36(6), 774-775 (2007)

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64

Yuji Higaki, Benjamin Fröhlich, Akihisa Yamamoto, Ryo Murakami, Makoto Kaneko, Atsushi Takahara*, and Motomu Tanaka*
“Ion Specific Modulation of Interfacial Interaction Potentials between Solid Substrates and Cell-Sized Particles Mediated via Zwitterionic, Super-Hydrophilic Poly(sulfobetaine) Brushes”
Journal of Physical Chemistry B, 121, 1396-1404 (2017)

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70

Yuji Higaki, Yudai Kiyoshima, Ken Suzuki, Hirofumi Kabayama, Tomoyasu Hirai, Ken Kojio, Atsushi Takahara*
“Elastomers Built Up through π-π Stacking Association of Polycyclic Planar Aromatic Diimides”
RSC Advanced, 7, 46195-46200 (2017)

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38

Hui Jing, Yuji Higaki, Tatsuya Ishikawa, Kevin L. White, Hideyuki Otsuka, Atsushi Takahara*
“Polyurethane Nanocomposites Reinforced with Surface Modified Halloysite Nanotubes”
Science of Advanced Materials, 7(5), 974-987 (2015)

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74

Hui Wu, Yuji Higaki, Atsushi Takahara*
“Molecular Self-Assembly of One-Dimensional Polymer Nanostructures in Nanopores of Anodic Alumina Oxide Templates”
Progress in Polymer Science, 77, 95-117 (2018)

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35

Di Tao, Yuji Higaki, Wei Ma, Hui Wu, Takamichi Shinohara, Takahiro Yano, Atsushi Takahara*
“Chain Orientation in Poly(Glycolic Acid)/Halloysite Nanotube Hybrid Electrospun Fibers”
Polymer, 60, 284-291 (2015)

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61

Shuhei Nozaki, Tomoyasu Hirai, Yuji Higaki, Kohji Yoshinaga, Ken Kojio*, Atsushi Takahara
“Effect of Chain Architecture of Polyol with Secondary Hydroxyl Group on Aggregation Structure and Mechanical Properties of Polyurethane Elastomer”
Polymer, 116, 423–428 (2017)

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67

Hui Wu, Yuji Higaki, Shiki Nojima, Atsushi Takahara*
“Orientation and Crystallization of Regioregular Poly(3-dodecylthiophene) in Alumina Nanopores”
Soft Matter, 13, 4661-4666 (2017)

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72

Ashwini Wali, Yucheng Zhang, Yuji Higaki, Atsushi Takahara*, Manohar. V. Badiger*
“Electrospinning of Non-ionic Cellulose Ethers/Polyvinyl alcohol Nanofibers: Characterization and Applications”
Carbohydrate Polymers, 181, 175-182 (2018)

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23

Jing Su, Yoshifumi Amamoto, Tomoya Sato, Masashi Kume, Taro Inada, Tomoyuki Ohishi, Yuji Higaki, Atsushi Takahara*, Hideyuki Otsuka*
“Reversible cross-linking reactions of alkoxyamine-appended polymers under bulk conditions for transition between flow and rubber-like states”
Polymer, 55(6), 1474-1480 (2014)

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2

Yuji Higaki, Hideyuki Otsuka*, Takeshi Endo, Atsushi Takahara*
“Polyurethane Macroinitiator for Controlled Monomer Insertion of Styrene”
Macromolecules, 36(5), 1494-1499 (2003)

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31

Yuji Higaki, Ryosuke Okazaki, Tatsuya Ishikawa, Moriya Kikuchi, Noboru Ohta, Atsushi Takahara*
“Chain Stiffness and Chain Conformation of Poly(α-methylene-γ-butyrolactone) in Dilute Solutions”
Polymer, 55(25), 6539-6545 (2014)

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73

Yucheng Zhang, Tomoyasu Hirai, Yuji Higaki, Atsushi Takahara*
“Effect of Polycaprolactone Crystalline Block on Surface Reorganization of a Phosphorylcholine-Based Amphiphilic Block Copolymer Surface Modifier”
Chemistry Letters, 47, 247-250 (2018)

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42

Di Tao, Yuji Higaki, Wei Ma, Atsushi Takahara*
“Halloysite Nanotubes/Polyelectrolyte Hybrids as Adsorbents for Quick Removal of Dyes from Aqueous Solution”
Chemistry Letters, 44, 1572-1574 (2015)

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26

Hirohmi Watanabe*, Aya Fujimoto, Rika Yamamoto, Jin Nishida, Yuji Higaki, Atsushi Takahara*
“Polymer Brush Growth from Surface-textured Urushiol Thin Films”
Chemistry Letters, 43(11), 1776-1778 (2014)

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24

Takamichi Shinohara, Yuji Higaki, Taiki Hoshino, Hiroyasu Masunaga, Hiroki Ogawa, Yasushi Okamoto, Takashi Aoki, Atsushi Takahara*
“"Buried" nano-structure and molecular aggregation state in ordered heterojunction poly(3-hexylthiophene)-based photovoltaics”
Japanese Journal of Applied Physics, 53(5S1), 05FH09.1-05FH09.6 (2014)

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79

Yuji Higaki, Yoshihiro Inutsuka, Hitomi Ono, Norifumi L. Yamada, Yuka Ikemoto, Atsushi Takahara*
“Counteranion-Specific Hydration States of Cationic Polyelectrolyte Brushes”
Industrial & Engineering Chemistry Research, 57 (15), 5268–5275 (2018)

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40

Shota Fujii, Makoto Kido, Masanao Sato, Noboru Ohta, Yuji Higaki, Tomoyasu Hirai, Ken Kojio, Atsushi Takahara*
“pH-Responsive and Selective Protein Adsorption on an Amino Acid-Based Zwitterionic Polymer Surface”
Polymer Chemistry, 6, 7053-7059 (2015)

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36

Yuji Higaki, Hiroki Kabayama, Di Tao, Atsushi Takahara*
“Surface Functionalization of Electrospun Poly(butylene terephthalate) Fibers by Surface-initiated Radical Polymerization”
Macromolecular Chemistry and Physics, 216 (10), 1103-1108 (2015)

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13

Yuji Higaki, Ryosuke Okazaki, Atsushi Takahara*
“Semirigid Biobased Polymer Brush: Poly (α-methylene-γ-butyrolactone) Brushes”
ACS Macro Letters, 1(9), 1124-1127 (2012)

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52

Kyung-Lynne Park, Wei Ma, Yuji Higaki, Atsushi Takahara*
“Design and Characterization of Hybrid Hydrogels Composed of Imogolite Nanotublar Fiber and Hyaluronic Acid”
Polymer, 100, 238-243 (2016)

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45

Rina Yoneyama, Tomoya Sato, Keiichi Imato, Takahiro Kosuge, Tomoyuki Ohishi, Yuji Higaki, Atsushi Takahara*, Hideyuki Otsuka*
“Autonomously Substitutable Organosilane Thin Films Based on Dynamic Covalent Diarylbibenzofuranone Units”
Chemistry Letters, 45, 36-38 (2016)

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60

Patcharida Chouwatat, Tomoyasu Hirai, Yuji Higaki, Hung-Jue Sue, Atsushi Takahara*
“Aqueous Lubrication of Poly(etheretherketone) via Surface-initiated Polymerization of Electrolyte Monomers”
Polymer, 116, 549-555 (2017)

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5

Yuji Higaki, Hideyuki Otsuka*, Atsushi Takahara*
“Dynamic Formation of Graft Polymers via Radical Crossover Reaction of Alkoxyamines”
Macromolecules, 37(5), 1696-1701 (2004)

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18

Hang Xu, Jin Nishida, Hui Wu, Yuji Higaki, Hideyuki Otsuka, Noboru Ohta, Atsushi Takahara*
“Structural effects of catechol-containing polystyrene gels based on a dual cross-linking approach”
Soft Matter, 9(6), 1967-1974 (2013)

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4

Yuji Higaki, Hideyuki Otsuka*, Atsushi Takahara*
“Synthesis of Well-defined poly(styrene)-b-poly(p-tertbutoxystyrene) Multiblock Copolymer from Poly(alkoxyamine) Macroinitiator”
Polymer, 44(23), 7095-7101 (2003)

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3

Hideyuki Otsuka*, Koichiro Aotani, Yuji Higaki, Atsushi Takahara*
“Polymer Scrambling: Macromolecular Radical Crossover Reaction Between the Main Chains of Alkoxyamine-Based Dynamic Covalent Polymers”
Journal of the American Chemical Society, 125, 4064-4065 (2003)

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