Publication｜Yamamoto Laboratory

Pressure-Induced Phase Behaviors in Polystyrene-b-poly(isobutyl acrylate) Copolymer
SPring-8/SACLA Research Report 12(5), 286-290, 2024. 10.18957/rr.12.5.286: Katsuhiro Yamamoto, Kenishi Yoshimori
Adsorption Isotherm and Kinetics of Diffusion of Water Accumulated between Polypropylene Thin Film and Si Substrate: Neutron Reflectivity Investigation
Colloids and Surfaces A: Physicochemical and Engineering Aspects 70, 134928, 2024. 10.1016/j.colsurfa.2024.134928: Tsukasa Miyazaki, Noboru Miyata, Hiroshi Arima-Osonoi, Keisuke Shimokita, Katsuhiro Yamamoto, Mikihito Takenaka, Yohei Nakanishi, Motoki Shibata, Hiroyuki Aoki, Norifumi L. Yamada, Masako Yamada, Hideki Seto
Neutron Reflectivity Study on the Adsorption Layer of Polyethylene Grown on Si Substrate
Langmuir 40(30), 15758-15766, 2024. 10.1021/acs.langmuir.4c01584: Keisuke Shimokita, Katsuhiro Yamamoto, Noboru Miyata, Motoki Shibata, Yohei Nakanishi, Masato Arakawa, Mikihito Takenaka, Takumitsu Kida, Katsuhisa , Tokumitsu, Tyo Tanaka, Takeshi Shiono, Masako Yamada, Hideki Seto, Norifumi Yamada, Hiroyuki Aoki, Tsukasa Miyazaki
Analyses of hierarchical structures in SBR rubber by using contrast-variation SANS: Effects of a silane coupling agent
Polymer 306, 127209(1-7), 2024. 10.1016/j.polymer.2024.127209: Yohei Nakanishi, Motoki Shibata, Satoshi Sawada, Hiroaki Kondo, Ryuhei Motokawa, Takayuki Kumada, Katsuhiro Yamamoto, Kazuki Mita, Tsukasa Miyazaki, Mikihito Takenaka
Anionic or Radical Polymerization Catalyzed by Metal Triflate-Based Lewis Pairs: A Comprehensive Mechanistic Study
Macromolecules 57(10), 4926-4936 2024. doi.org/doi.org/10.1021/acs.macromol.4c00830: Riki Akita, Mayo Horibe, katsuhiro Yamamoto, Shin-ichi Matsuoka
Front Cover/ Edge Article
Cross-coupling of Organic Fluorides with Allenes: a Silyl-radical-relay Pathway for the Construction a-Alkynyl-substituted All-carbon Quaternary Centres
Chemical Science 15(14), 5113-5122, 2024. doi.org/doi.org/10.1039/d3sc06617g: Jun Zhou, Zhengyu Zhao, Bingyao Jiang, Katsuhiro Yamamoto, Yuji Sumii, and Norio Shibata
Front Cover
Temperature Control of the Self-Assembly Process of 4-Aminoquinoline Amphiphile: Selective Construction of Perforated Vesicles and Nanofibers, and Structural Restoration Capability
Chemistry - A European Journal 30, e202400134(1-11), 2024. doi.org/doi.org/10.1002/chem.202400134: Yosuke Hisamatsu,* Go Toriyama, Katsuhiro Yamamoto, Hiroshi Takase, Tsunehiko Higuchi, Naoki Umezawa*
Time-resolved AUSAXS at BL28XU at SPring-8
Journal Applied Crystallography 57(1), 215-219, 2024. doi.org/10.1107/S1600576723011135: Yohei Nakanishi, So Fujinami, Motoki Shibata, Tsukasa Miyazaki, Katsuhiro Yamamoto, and Mikihito Takenaka
Fluorine-driven amorphous solid-state polycondensation: phosgene-free synthesis of high-molecular weight polycarbonate from fluorinated carbonate
Polymer Chemistry 15(6), 508-515, 2024. doi.org/10.1039/D3PY01296D: Taihei Taniguchi, Naoko Shirota, Takashi Okazoe, Shin-ichi Matsuoka, Katsuhiro Yamamoto, and Masato Suzuki

2023

Front Cover
Evaluation of Pigment Distribution in Contact Lenses with Iris Patterns by Multiprobe Analysis Methods
Polymer Journal 55(12), 1347–1356, 2023. doi.org/doi.org/10.1038/s41428-023-00810-8: Eri Ito, Hiroshi Takase, and Katsuhiro Yamamoto
Front Cover
Structural changes of polystyrene particles in subcritical and supercritical water revealed by in situ small-angle neutron scattering
Polymer Journal 55(11), 1165-1170 2023. doi.org/doi.org/10.1038/s41428-023-00817-1: Motoki Shibata, Yohei Nakanishi, Jun Abe, Hiroshi Arima-Osonoi, Hiroki Iwase, Mitsuhiro Shibayama, Ryuhei Motokawa, Takayuki Kumada, Shin-ichi Takata, Katsuhiro Yamamoto, Mikihito Takenaka & Tsukasa Miyazaki
Front Cover
Synthesis of triarylmethanes by silyl radical-mediated cross-coupling of aryl fluorides and arylmethanes
Chemical Science 14(16), 4248-4256, 2023. doi.org/doi.org/10.1039/d3sc00154g: Jun Zhou, Zhengyu Zhao, Bingyao Jiang, Katsuhiro Yamamoto, Yuji Sumii, and Norio Shibata
Neutron Reflectivity Study on the Nanostructure of PMMA Chains near Substrate Interfaces Based on Contrast Variation Accompanied with Small Molecule Sorption
Soft Matter 19(11), 2082-2089, 2023. doi.org/doi.org/10.1039/D2SM01482C: Keisuke Shimokita, Katsuhiro Yamamoto*, Noboru Miyata, Yohei Nakanishi, Motoki Shibata, Mikihito Takenaka, Norifumi L. Yamada, Hideki Seto, Hiroyuki Aoki, and Tsukasa Miyazaki
Inside Back Cover
Control of the Stepwise Self-assembly Process of a pH-Responsive Amphiphilic 4-Aminoquinoline-tetraphenylethene Conjugate
Nanoscale 15(7), 3177-3187, 2023. doi.org/10.1039/D2NR05756E: Yusuke Hisamatsu*, Fangzhou Cheng, Katsuhiro Yamamoto, Hiroshi Takase, Naoki Umezawa and Tsunehiko Higuchi*

2022

Neutron Reflectivity Study on the Suppression of Interfacial Water Accumulation between a Polypropylene Thin Film and Si Substrate Using a Silane-Coupling Agent
Langmuir 38(41), 12457-12465, 2022. doi.org/10.1021/acs.langmuir.2c01599: Keisuke Shimokita, Katsuhiro Yamamoto*, Noboru Miyata, Hiroshi Arima-Osonoi, Yohei Nakanishi, Mikihito Takenaka, Motoki Shibata, Norifumi L. Yamada, Hideki Seto, Hiroyuki Aoki, and Tsukasa Miyazaki*
Correlation between self-assembled nanostructures and bond exchange properties for polyacrylate-based vitrimer-like materials with trans-N-alkylation bond exchange mechanism
Macromolecules 55(5), 1771-1782, 2022. doi.org/10.1021/acs.macromol.1c02406: Yuta Oba, Takahiro Kimura, Mikihiro Hayashi,* and Katsuhiro Yamamoto

2021

Investigation of Interfacial Water Accumulation between Polypropylene Thin Film and Si Substrate by Neutron Reflectivity
Langmuir 37(49), 14550-14557, 2021. doi.org/10.1021/acs.langmuir.1c02771: Keisuke Shimokita, Katsuhiro Yamamoto*, Noboru Miyata, Yohei Nakanishi, Hiroki Ogawa, Mikihito Takenaka, Norifumi L. Yamada, and Tsukasa Miyazaki*
2021 Bimonthly most downloaded papers; RANK 1st (From May to June 2021)
Interfacial and internal proton conduction of weak-acid functionalized styrene-based copolymer with various carboxylic acid concentrations
Electrochemistry 89(8), 401-408, 2021. doi.org/10.5796/electrochemistry.21-00042: Athchaya Suwansoontorn, Katsuhiro Yamamoto, Shusaku Nagano, Jun Matsui and Yuki Nagao
Effect of block copolymer composition and homopolymer molecular weight on ordered bicontinuous double-diamond structures in binary blends of polystyrene-polyisoprene block copolymer and polyisoprene homopolymer
Macromolecules 54(11), 5136-5143, 2021. doi.org/10.1021/acs.macromol.1c00429: Hideaki Takagi, Katsuhiro Yamamoto
Analysis of Distribution Patterns of Pigment in 3 Classifications of Color Soft Contact Lenses
Journal of Japan Contact Lens Society 63, 156-162, 2021.: Eri Ito, Akihiro Ohara, Ryo Matsushita, Katsuhiro Yamamoto
*カラーコンタクトレンズにおける顔料成分の分布形態とソフトコンタクトレンズの分類に関する検証*
日本コンタクトレンズ学会誌 63, 156-162, 2021.:伊藤恵利, 小原章裕,　松下良, 山本勝宏
Frank-Kasper s and A-15 Phases Formed in Symmetry and Asymmetry Block Copolymer Blend System
Materials Transactions 62(3), 325-328, 2021. doi.org/10.2320/matertrans.MT-MB2020002: Katsuhiro Yamamoto, Hideaki Takagi
Supplementary Cover
Analysis of Homopolymer Distribution in Polymer Blend Thin Film by Anomalous Grazing Incidence
Small-Angle X-ray Scattering at the Bromine K-Edge
Macromolecules 54(1), 488-498, 2021. doi.org/10.1021/acs.macromol.0c02017: Hiroki Hamamoto,
Hideaki Takagi, Isamu Akiba, Katsuhiro Yamamoto

2020

Neutron Reflectivity on the Mobile Surface and Immobile Interfacial Layers in the Poly(vinyl acetate) Adsorption Layer on a Si Substrate with Deuterated Toluene Vapor-Induced Swelling
Langmuir 36(49), 15181-15188, 2020 doi.org/10.1021/acs.langmuir.0c03025: Tsukasa Miyazaki, Keisuke Shimokita, Katsuhiro Yamamoto, Hiroyuki Aoki, Norifumi L. Yamada, Noboru Miyata
Biocatalytic Hybrid Films Self-Assembled from Carbohydrate Block Copolymers and Polysaccharides for Enzyme Prodrug Therapy
ACS Applied Bio Materials 3(12), 8865-8871, 2020 doi.org/10.1021/acsabm.0c01174: Tomoki Nishimura, Yusuke Nakamura, Naoya Kinoshita, Katsuhiro Yamamoto, Yoshihiro Sasaki, Kazunari Akiyoshi
TEM observation of inorganic substances distributed in gel materials for medical devices using ultra-thin cryosectioning
Microscopy 69(6), 408-410, 2020 doi.org/10.1093/jmicro/dfaa037: Eri Ito, Hiroshi Takase, Katsuhiro Yamamoto
Self-Assembly of Surfactin into Nanofibers with Hydrophilic Channels in Nonpolar Organic Media
Langmuir 36(26), 7627-7633, 2020 10.1021/acs.langmuir.0c01271: Satoshi Kanazawa, Kosuke Morimoto, Eri Tabata, Aya Okura, Yuka Ikemoto, Katsuhiro Yamamoto, Liliana de Campo, and Isamu Akiba
Detailed Structural Study on the Poly(vinyl alcohol) Adsorption Layers on a Si Substrate with Solvent Vapor-Induced Swelling
Langmuir 36(13), 3415-3424, 2020 10.1021/acs.langmuir.9b03964: Tsukasa Miyazaki, Noboru Miyata, Tessei Yoshida, Hiroshi Arima, Yoshihiro Tsumura, Naoya Torikai, Hiroyuki Aoki, Katsuhiro Yamamoto, Toshiji Kanaya, Daisuke Kawaguchi,and Keiji Tanaka
Quick and Efficient Thermal Stability Enhancement of Micro‐Phase Separated Structure Formed from ABA Triblock Copolymers by Photo Cross‐Linking Approach
Chemistry Select 5(9), 2842-2847, 2020 10.1002/slct.201904104: Isamu Kawarazaki, Mikihiro Hayashi, Katsuhiro Yamamoto, Akinori Takasu

2019

Elucidation of a Heterogeneous Layered Structure in the Thickness Direction of Poly(vinyl alcohol) Films with Solvent Vapor-Induced Swelling
Langmuir 35(34), 11099-11107, 2019 doi.org/10.1021/acs.langmuir.9b016651: Tsukasa Miyazaki, Noboru Miyata, Mitsunori Asada, Yoshihiro Tsumura, Naoya Torikai, Hiroyuki Aoki, Katsuhiro Yamamoto, Toshiji Kanaya, Daisuke Kawaguchi,and Keiji Tanaka
SAXS and SANS Studies on the Phase-separated Network Structure of Amphiphilic Copolymer Composed of Poly(dimethyl siloxane) and Poly(N,N-dimethyl acrylamide) Gels Swollen in Water and a Water/Methanol Mixture
Macromolecular Symposia 385, 18100181(1-5), 2019 doi.org/10.1002/masy.201800181: Katsuhiro Yamamoto*, Eri Ito, and Yuka Mori
Surface modification of Fe₃O₄ nanoparticles with dextran via a coupling reaction between naked Fe3O4 mechano-cation and naked dextran mechano-anion: A new mechanism of covalent bond formation
Advanced Powder Technology 30(4), 795-806, 2019 doi.org/10.1016/j.apt.2019.01.008: Masato Sakaguchi, Masakazu Makino, Takeshi Ohura, Katsuhiro Yamamoto, Yukiko Enomoto, Hiroshi Takase
High spatial resolution small angle X-ray scattering experiments using SOPHIAS detector
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 924, 417-421, 2019 doi.org/10.1016/j.nima.2018.09.073: Hideaki Takagi*, Ryo Hashimoto, Noriyuki Igarashi, Katsuhiro Yamamoto, and Shunji Kishimoto
Closed-Packed Lattice in Sphere-Forming Block Copolymer / Block Copolymer Blends
*ブロック共重合体/ブロック共重合体ブレンドの球状ミクロドメインが作る最密充填格子*
Kobunshi Ronbunshu (高分子論文集) 76(2), 157-162, 2019 doi.org/10.1295/koron.2018-0048: Hideaki Takagi and Katsuhiro Yama,oto
Phase Boundary of Frank-Kasper s Phase in Phase Diagrams of Binary Mixtures of Block Copolymers and Homopolymers
Macromolecules 52(5), 2007-2014, 2019 doi.org/10.1021/acs.macromol.8b02356: Hideaki Takagi*, Katsuhiro Yamamoto*
Dispersion effect of cellulose nanofibers on mechanical properties of poly(2-methoxyethyl acrylate)-r-poly(acryl amide)
*ポリアクリル酸2メトキシエチル/アクリルアミド共重合体の力学特性に与えるセルロースナノファイバー複合化効果*
Journal of the Society of Materials Science, Japan (材料) 68(1), 42-46, 2019 doi.org/10.2472/jsms.68.42: Risa Yamamoto, Miyu Yoshida, Nguyen Dung Tien, Hiroshi Takase, Jun Takada, and Katsuhiro Yama,oto

2018

Close-packed structures of the spherical microdomains in block copolymer - homopolymer binary mixture
Trans. Mat. Res. Sci. Jpn. 43(3), 161-165, 2018 doi.org/10.14723/tmrsj.43.161: Hideaki Takagi*, Katsuhiro Yamamoto*
Effect of Preferential Orientation of Lamellae in the Interfacial Region between a Block Copolymer-based Pressure-Sensitive Adhesive and a Solid Substrate on the Peel Strength
Langmuir 34(8), 2856-2864, 2018 doi.org/10.1021/acs.langmuir.7b03860: Keisuke Shimokita, Itsuki Saito, Katsuhiro Yamamoto, Mikihito Takenaka, Norifumi L. Yamada, and Tsukasa Miyazaki*
[Open Access] Synchrotron SAXS Studies on Lattice Structure of Spherical Micelles in Binary Mixtures of Block Copolymers and Homopolymers
Journal of Fiber Science and Technology 74(1), 10-16, 2018 doi.org/10.2115/fiberst.2018-0002: Hideaki Takagi*, Ryo Hashimoto, Noriyuki Igarashi, Shunji Kishimoto, Katsuhiro Yamamoto*

2017

[Open Access] Versatile Controls of Microdomain Morphologies and Temperature Dependencies in Lamellar Spacing by Blending Diblock Copolymers Bearing Antisymmetric Compositions
ACS Omega 2(12), 8580-8590, 2017 doi.org/10.1021/acsomega.7b01075: Junji Fukuhara, Akifumi Yasui, Katsuhiro Yamamoto, and Shinichi Sakurai
Morphology Reentry with a Change in Degree of Chain Asymmetry in Neat Asymmetric Linear A1BA2 Triblock Copolymers
Macromolecules 50(21), 8647-8657, 2017 doi.org/10.1021/acs.macromol.7b01606: Shinichi Sakurai,* Kimiyuki Shirouchi, Shunsuke Munakata, Hiroyuki Kurimura, Shigeru Suzuki, Jun Watanabe, Takeshi Oda, Norihiro Shimizu, Kenichi Tanida, and Katsuhiro Yamamoto
Phase Diagram for Block Copolymer and Homopolymer Blends: The Phase Boundary of the Ordered Bicontinuous Double Diamond Network Structure
Journal of Nanoscience and Nanotechnology 17(12), 9009-9014(6), 2017 doi.org/10.1166/jnn.2017.14372: Hideaki Takagi*, Tsutomu Takasaki, Katsuhiro Yamamoto*
Frank-Kasper s phase in polybutadiene-poly(ε-caprolactone) diblock copolymer/polybutadiene blends
Journal of Physics: Condensed Matter 29(20), 204002(6pp), 2017 doi.org/10.1088/1361-648X/aa6908: Hideaki Takagi*, Ryo Hashimoto, Noriyuki Igarashi, Shunji Kishimoto and Katsuhiro Yamamoto*
In-situ SAXS Study on Relationship between Structure Change of Aggregates of Fillers in Rubber Materials under Vibration State
*加振状態下での小角X線散乱その場観察によるフィラー凝集構造変化とゴムの振動伝達特性との相関*
SPring-8/SACLA Research Report (SPring8/SACLA研究成果集), 5(1), 128-133, 2017 doi.org/10.18957/rr.5.1.128: Shigeaki Takamatsu, Takashi Yashima and Katsuhiro Yamamoto
Water content near surface of poly(dimethyl siloxane)-co-poly(N,N-dimethyl acrylamide) hydrogel revealed by neutron reflectivity measurements
*中性子反射率法によるポリジメチルシロキサン-co-ポリジメチルアクリルアミド含水ゲル表面の含水性評価*
Koubunshi Ronbunshu (高分子論文集), 74(1). 36-40, 2017doi.org/10.1295/koron.2016-0048: Katsuhiro Yamamoto*, Eri Ito, Yuka Mori, Tsukasa Miyazaki, Norifumi L. Yamada
Phase Separated Structure and Its Orientation Behavior of Polystyrene-b-Partially Quaternized Poly(2-Vinylpyridine) Thin Films Investigated by Grazing Incidence Small Angle X-ray Scattering
*斜入射小角X線散乱法によるポリスチレン-b-部分四級化ポリ(2-ビニルピリジン)薄膜の相分離構造の配向化挙動の評価*
Journal of the Society of Materials Science Japan (材料), 66(1). 18-22, 2017 doi.org/10.2472/jsms.66.18: Katsuhiro Yamamoto*, Takafumi Okamoto, Itsuki Saito

2016

Structural analysis of polymer thin films using GISAXS in the soft X-ray region: Concept and design of GISAXS experiments using the soft X-ray energy at BL15A2 in the Photon Factory
Journal of Applied Physcis 120(14), 142119, 2016 DOI: 10.1063/1.4961977: H. Takagi, N. Igarashi, T. Mori, S. Saijo, Y. Nagatani, H. Ohta, K. Yamamoto, N. Shimizu
Evaluations of Mesogen Orientation in Thin Films of Polyacrylate with Cyanobiphenyl Side Chain
Langmuir 32(15), 3737-3745, 2016 DOI: 10.1021/acs.langmuir.6b00538: Daisuke Tanaka, Tasuku Mizuno, Mitsuo Hara, Shusaku Nagano*, Itsuki Saito, Katsuhiro Yamamoto, and Takahiro Seki*
Non-equilibrium disordered micelles observed after melting of crystalline-amorphous alternating lamellar structure in crystalline-amorphous block copolymers forming spherical morphology
Colloid Polym Sci 294(6), 993-999, 2016 DOI 10.1007/s00396-016-3851-5: Hideaki Takagi*, Yusuke Sugino, Shigeo Hara, Katsuhiro Yamamoto* and Shigetaka Shimada
Orientation and relaxation behaviors of lamellar micro-domains of poly(methyl methacrylate)-b-poly(n-butyl acrylate) thin film as revealed by grazing-incidence small angle X-ray scattering
Polymer Journal 48(4), 399-406, 2016 DOI 10.1038/pj.2016.2: Itsuki Saito, Daiki Shimada, Mayu Aikawa, Tsukasa Miyazaki, Keisuke Shimokita, Hideaki Takagi and Katsuhiro Yamamoto*

2015

Depth-Resolved Strucutre Analysis of Cylindrical Microdomain in Block Copolymer Thin Film by Grazing-Incidnece Small-Angle X-ray Scattering Utilizing Low-Energy X-rays
Macromolecules 48(22), 8190-8196, 2015 DOI: 10.1021/acs.macromol.5b01883: Itsuki Saito, Tsukasa Miyazaki, and Katsuhiro Yamamoto*
Ordered-bicontinuous-double-diamond structure in block copolymer / homopolymer blends
Europhysics Letter 110(4), 18003p1-p6, 2015 DOI: 10.1209/0295-5075/110/48003: Hideaki Takagi*, Katsuhiro Yamamoto*, and Shigeru Okamoto
Hierarchical Structure of the Fibrillar Hydrogel Network of a Self-assembled Synthetic Peptide Revealed by X-ray Scattering and Atmospheric Scanning Electron Microscopy
Macromolecular Symposia 358(1), 85-94, 2015 DOI: 10.1002/masy.201500011: Katsuhiro Yamamoto*, Eri Ito, Hidenori Yokoi and Aya Otani
A study on the phase behavior of poly(e-caprolactone)-poly(butadiene) diblock copolymers: The influence of relatively low-molecular-weight block copolymers on the order-disorder transition behavior
Polymer 67, 20-27, 2015: Hideaki Takagi*, Katsuhiro Yamamoto*, Shigeru Okamoto, and Shinichi Sakurai
System for in-situ observation of three-dimensional structural changes in polymer films during uniaxial deformation
Journal of Applied Crystallography 48(4), 1016-1022, 2015: Tsukasa Miyazaki*, Keisuke Shimokita, Hiroki Ogawa and Katsuhiro Yamamoto
Polar Solvent Poor Region near Interface in Amphiphilic Phase-Separated Gel Revealed by Small Angle X-ray Scattering
*小角Ｘ線散乱法により明らかになる両親媒性相分離ゲルの相分離界面近傍における極性溶媒枯渇領域*
Journal of the Society of Materials Science Japan (材料) 64(1), 18-22, 2015: Yuka Mori, Eri Ito, and Katsuhiro Yamamoto*

2014

Perpendicular Orientation of Cylindrical Microdomains of FeCl3 Doped Polystyrene-b-poly(2vinyl pyridine) Thin Films
*鉄イオンをドープしたポリスチレン-b-ポリ2-ビニルピリジン薄膜中のシリンダー構造の自発的垂直配向化*
Koubunshi Ronbunshu (高分子論文集) 71(11), 586-592, 2014: Itsuki Saito, Takashi Okamoto, Keisuke Shimokita, Tsukasa Miyazaki and Katsuhiro Yamamoto*
Macroscopic Alignment of Cylinders via Directional Coalescence of Spheres along Annealing Solvent Permeation Directions in Block Copolymer Thick Films
Macromolecules 47(17), 5989-5999, 2014: Guanghui Cui, Masamichi Fujikawa, Shusaku Nagano, keisuke Shimokita, Tsukasa Miyazaki, Shinichi Sakurai, and Katsuhiro Yamamoto*
Phase Separated Structure of Poly(Dimethyl Siloxane) Gel Generated by Radical Copolymerization
*ラジカル共重合反応により誘起されるポリジメチルシロキサン系ゲル中の相分離構造*
SPring-8/SACLA Research Report (SPring8/SACLA研究成果集) 2(1), 31-34, 2014 doi.org/10.18957/rr.5.1.128; Eri Ito and Katsuhiro Yamamoto
Phase Structure and Phase Transition Mechanism for Light-Induced Ia3d Cubic Phase in 4'-n-Docosyloxy-3'-nitrobiphenyl-4-carboxlic acid / Ethyl 4-(4'-n-Docosyloxyphenylazo)benzoate Binary Mixture
Journal of Physical Chemistry B 118(13), 3734-3749, 2014: Ryo Hori, Yohei Miwa, Katsuhiro Yamamoto, and Shoichi Kutsumizu
Solvent Annealing Induced Perpendicular Orientation of Microdomains in Block Copolymer Thin Films
*溶媒アニールによるブロック共重合体薄膜中のミクロ相分離構造の垂直配向化*
Kobunshi Ronbunshu (高分子論文集) 71(3), 104-111, 2014: Katsuhiro Yamamoto*, Koji Ohara, Guanghui Cui, Ryo Tanaka, Daiki Shimada, Shusaku Nagano, Masami Sano, Shinichi Sakurai, Keisuke Shimokita, Tsukasa Miyazaki
Perpendicular Oriented Cylinders via Directional Coalescence of Spheres Embedded in Block Copolymer Films Induced by Solvent Annealing
Polymer 55(6), 1601-1608, 2014: Guanghui Cui, Masamichi Fujikawa, Shusaku Nagano, Masami Sano, Hiroshi Takase, Tsukasa Miyazaki, Shinichi Sakurai, Katsuhiro Yamamoto*
Development of Simultaneous Measurement System of SAXS/WAXD and Thickness of Coating Films during Film Formation by Solvent Evaporation
Journal of Applied Crystallography 47(1), 476-481, 2014: Keisuke Shimokita, Tsukasa Miyazaki, Hiroki Ogawa, and Katsuhiro Yamamoto

2013

Perpendicular orientation of sub-10 nm channels in polystyrene-b-poly(4-hydroxy styrene)/PEG oligomer blend thin films
Nanoscale, 5(15), 6713-6719, 2013: Guanghui Cui, Satoshi Ohya, Taito Matsutani, Shusaku Nagano, Tomoki Dohi, Shiyuko Nakamura, Shinichi Sakurai, Tsukasa Miyazaki and Katsuhiro Yamamoto
Creation of fibrous nanotube of green fluorecsent protein by conjugation with pH-responsive polymer, poly(2-vinyl pridine), and use of a microfluidic synthesis
Chem Lett 42(5), 495-497, 2013: Naoya Okiyama, Erika Ota, Ayumi Sumino, Tomoyuki Noji, Katsuhiro Yamamoto, Jun-ichi Oku, Takehisa Dewa, Toshiki Tanaka, Toshihisa Mizuno
Effect of the Filler Aggregation Structure Size on Vibration Transmission Characteristic of Rubber
*ゴムの振動伝達特性に及ぼすフィラー凝集サイズの影響*
SPring-8/SACLA Research Report (SPring8/SACLA研究成果集) 1(2), 59-62, 2013 doi.org/10.18957/rr.1.2.59; Shigeaki Takmatsu and Katsuhiro Yamamoto
PET高速溶融紡糸過程のオンライン広角X線散乱測定
On-Line Wide-Angle X-Ray Scattering Measurements During High-Speed Melt-Spinning of Poly (Ethylene Terephthalate) Fiber
Journal of the Society of Materials Science Japan (材料), 62(1), 8-12, 2013: 西村浩和・清　雅樹・千塚健史・増田正人・山崎　斉・小島潤一・山本勝宏・岡本　茂・中前・泄F・小寺　賢・鞠谷雄士・櫻井伸一
Hirokazu NISHIMURA, Masaki SEI, Kenji CHIZUKA, Masato MASUDA, Hitoshi YAMAZAKI, Junichi KOJIMA, Katsuhiro YAMAMOTO, Shigeru OKAMOTO, Katsuhiko NAKAMAE, Masaru KOTERA, Takeshi KIKUTANI and Shinichi SAKURAI

2012

Radical Gas-Based DNA Decontamination for Ultra-Sensitive Molecular Experiments
Microbes Environ 27(4), 512-514, 2012: Yuki Morono [Japan Agency for Marine-Earth Science and Technology (JAMSTEC)], Katsuhiro Yamamoto, Fumio Inagaki [JAMSTEC]
Experimental station for multiscale surface structural analyses of soft-material flms at SPring-8 via a GISWAX/GIXD/XR-integrated system
Polymer Journal 44(12), 1-8, 2012: Hiroki Ogawa, Hiroyasu Masunaga, Sono Sasaki, Shunji Goto, Takashi Tanaka, Takamitsu Seike, Sunao Takahashi, Kunikazu Takeshita, Nobuteru Nariyama, Haruhiko Ohashi1, Toru Ohata, Yukito Furukawa, Tomohiro Matsushita, Yasuhide Ishizawa, Naoto Yagi, Masaki Takata, Hideo Kitamura, Atsushi Takahara, Kazuo Sakura4, Kohji Tashiro, Toshiji Kanaya, Yoshiyuki Amemiya, Kazuyuki Horie, Mikihito Takenaka, Hiroshi Jinnai, Hiroshi Okuda, Isamu Akiba, Isao Takahashi, Katsuhiro Yamamoto, Masamichi Hikosaka, Shinichi Sakurai, Yuya Shinohara, Yasunori Sugihara and Akihiko Okada
Simple and Highly Sensitive Measurement Method for Detection of Glass Transition Temperatures of Polymers: Application of ESR Power Saturation Phenomenon with Conventional Spin-Probe Technique
Journal of Physical Chemistry B 116(30), 9277-9284, 2012: Yohei Miwa, Katsuhiro Yamamoto
Determination of Glass Transition Temperature at Specific Sites in Polymers by Microwave Power Saturation in Electron Spin Resonance
*電子スピン共鳴のマイクロ波出力飽和現象を利用した高分子のガラス転移温度評価*
Koubunshi Ronbunshu (高分子論文集) 69(7), 366-372, 2012: Katsuhiro Yamamoto and Yohei Miwa
Light-driven phase transition in cubic phase-forming binary system composed of 4'-n-docosyloxy-3'-nitrobiphenyl-4-carboxylic acid and an azobenzene derivative
Chemistry - A European Journal 18(24), 7346-7350, 2012: Ryo Hori, Daisuke Furukawa, Katsuhiro Yamamoto, and Shoichi Kutsumizu
Relationship between axial compression strength and longitudinal microvoid size for PAN-based carbon fibers
Carbon 50(8), 2860-2869, 2012: Yoshiki Sugimoto, Masatoshi Shioya, Katsuhiro Yamamoto, and Shinichi Sakurai
Glass Transition Temperature and b Relaxation Temperature around Chain End of Polystyrene Determined by Site Specific Spin Labeling
Journal of Physical Chemistry B 116(4), 1282-1288, 2012: Yohei Miwa, Osamu Urakawa, Akinari Doi, Katsuhiro Yamamoto, and Shogo Nobukawa

2011

Solvent Annealing Induced Perpendicular Orientation of Cylindrical Microdomains in Polystyrene-b-poly(4-hydroxy styrene)/PEG Oligomer Blend Thin Film Made by Spin-coating from Selective Solvent
Journal of Physics; Conference Series 272(1), 012015, 2011: Taito Matsutani, Katsuhiro Yamamoto
Aggregation Structure and Surface Properties of Poly(ethylene maleimide) Copolymer Thin Film Modified with Fluoroalkyl and Alkyl Side Chains
*フルオロアルキル鎖を有するエチレン-マレイミド共重合体薄膜の凝集構造と表面特性*
Journal of the Society of Materials Science Japan (材料) 60(1), 14-18, 2011: Katsuhiro Yamamoto, Takeshi Kondo, Eri Ito
Multipurpose Softmaterial SAXS/WAXS/GISAXS Beamline at SPring-8
Polymer Journal 43(5), 471-477, 2011: Kazuo Sakurai, Hiroyasu Masunaga, Hiroki Ogawa, Takumi Takano, Sono Sasaki, Shunji Goto, Takashi Tanaka, Takamitsu Seike, Sunao Takahashi, Kunikazu Takeshita, Nobuteru Nariyama, Haruhiko Ohashi, Toru Ohata, Yukito Furukawa, Tomohiro Matsushita, Yasuhide Ishizawa, Naoto Yagi, Masaki Takata, Hideo Kitamura, Kazuo Sakurai, Kohji Tashiro, Atsushi Takahara, Yoshiyuki Amemiya, Kazuyuki Horie, Mikihito Takenaka, Toshiji Kanaya, Hiroshi Jinnai, Hiroshi Okuda, Isamu Akiba, Katsuhiro Yamamoto, Masamichi Hikosaka, Shinichi Sakurai, Yuya Shinohara, Akihiko Okada, and Yasunori Sugihara
Ionic Salt Permeability through Phase Separated Membranes Composed of Amphoteric Polymers
Journal of Applied Polymer Science 120(1), 79-85, 2011: Eri Ito, Masahiro Higuchi, Katsuhiro Yamamoto, Kenji Nagata, Takatoshi Kinoshita

2010

Microphase Separated Structures of Block Copolymer Thin Film with Non-volatile Selective Solvent
IOP Conference Series: Materials Science and Engineering 14(1), 012002, 2010: Katsuhiro Yamamoto, Naoya Umegaki, Taito Matsutani, Hideaki Takagi, Eri Ito, Shinichi Sakurai
Characteristic Phase Behavior of Polybutadiene-block-poly(e-caprolactone)/polybutadiene Blend after Melting Crystalline-amorphous Alternating Lamellar Structure
Polymer 51(18), 4160-4168, 2010: Hideaki Takagi, Katsuhiro Yamamoto, Shigeru Okamoto, Shinichi Sakurai
Small angle X-ray Scattering Study on Phase Transition Behavior from Crystalline-Amorphous Alternative Lamellar Structure to Gyroid Phase of Semicrystalline Block Copolymer Polybutadiene-block-poly(e-caprolactone)
*Polybutadiene-b-poly(e-caprolactone)ブロック共重合体が形成する結晶-非晶交互ラメラ繰り返し構造からGyroid構造への相転移挙動*
Kobunshi Ronbunshu (高分子論文集) 67(9), 521-529, 2010: Hideaki Tagkagi, Yusuke Sugino, Shigeo Hara, Katsuhiro Yamamoto, Shigeru Okamoto, Shigetaka Shimada, Shinichi Sakurai
Temperature-Jump Time-Resolved X-ray Diffraction Study of Cubic-Cubic Phase-Transition Kinetics in Thermotropic Cubic Mesogen 1,2-Bis(40-n-alkoxybenzoyl)hydrazines (BABH-n)
Langmuir 26(14), 11605-11608, 2010: Hiroyuki Mori, Shoichi Kutsumizu, Kazuya Saito, Katsuhiro Yamamoto, Shinichi Sakurai, Koichi Sakajiri

2009

Phase-Separated Conetwork Structure Induced by Radical Copolymerization of Poly(dimethylsiloxane)-a,w-diacrylate and N,N-Dimethylacrylamide
Macromolecules 42(24), 9561-9567, 2009:Katsuhiro Yamamoto, Eri Ito, Shuhei Fukaya, Hideaki Takagi
Phase Behaviour of Polybutadiene-block-Poly-e-caprolactone Diblock Copolymer --- Effects of Short Chain Length on the Order-Disorder Transition --- *Polybutadiene-block-poly(e-caprolactone)ジブロック共重合体の相挙動－比較的低分子量で秩序-無秩序転移を示す系の相挙動について－*
Kobunshi Ronbunshu (高分子論文集) 66(10), 442-449, 2009:Hideaki Takagi, Katsuhiro Yamamoto, Shigeru Okamoto, Shinichi Sakurai
Spontaneous Perpendicular Orientation of Cylindrical Microdomains in a Block Copolymer Thick Film
Macromolecules 42(6), 2115-2121, 2009: Shinichi Sakurai, Hiromichi Bando, Hidekazu Yoshida, Ryoko Fukuoka, Masahiro Mouri, Katsuhiro Yamamoto, and Shigeru Okamoto

2008

Small-Angle X-ray Scattering Study on the Tensile Fracture Process of Poly(ethylene terephthalate) Fiber
Macromolecules 41(13), 4758-4765, 2008: Masatoshi Shioya, Tomomi Kawazoe, Ryota Okazaki, Takumi Suei, Shinichi Sakurai, Katsuhiro Yamamoto, and Takeshi Kikutani
Molecular Mobility of Peroxy Radicals at the Ends of Non-isolated Polystyrene Chains Tethered on the Solid Surface of Poly(tetrafluoroethylene) in a Vacuum
Macromolecules 41(1), 253-257, 2008: Masato Sakaguchi, Takeru Iwamura, Katsuhiro Yamamoto, Yohei Miwa, Shigetaka Shimada, and Masahiro Sakai
Nonlinear optical properties of gold nanoparticles selectively introduced into the periodic microdomains of block copolymers
OPTICS EXPRESS 16(8), 5362-5371, 2008: Kosuke Tsuchiya, Satoshi Nagayasu, Shigeru Okamoto, Tomokatsu Hayakawa, Takehiko Hihara, Katsuhiro Yamamoto, Ichi Takumi, Shigeo Hara, Hirokazu Hasegawa, Satoshi Akasaka, and Naokiyo Kosikawa

2007

A comparative study of fracture behavior between carbon black/poly(ethylene terephthalate) and multiwalled carbon nanotube/poly(ethylene terephthalate) composite films
Journal of Applied Polymer Science 106(1), 152-160, 2007: Haruki Kobayashi, Masatoshi Shioya, Tomoya Tanaka, Toshihira Irisawa, Shinichi Sakurai, Katsuhiro Yamamoto
Molecular Mobility of Chain Ends of Matrix Chains in Phase-separated Di-block Copolymers
*ジブロック共重合体が形成するミクロ相分離構造中のマトリックスブロックの自由末端セグメントの分子運動特性*
Koubunshi Ronbunshu (高分子論文集) 64(5), 286-293, 2007: Katsuhiro Yamamoto, Kota Nanbu, Yohei Miwa, Hideaki Takagi, Shigeo Hara, Shigetaka Shimada
Molecular Mobility of Peroxy Radicals at the Ends of Isolated Polystyrene Chains Tethered on the Solid Surface of Poly(tetrafluoroethylene) in a Vacuum
Macromolecules 40(5), 1708-1712, 2007: Masato Sakaguchi, Katsuhiro Yamamoto, Yohei Miwa, Shigetaka Shimada, Masahiro Sakai, and Takeru Iwamura

2006

Small-angle X-ray Scattering of Long-period Structures Forming Bundles
Polymer 47(10), 3616-3628, 2006: Masatoshi Shioya, Tomomi Kawazoe, Junichi Kojima, Shinichi Sakurai, Katsuhiro Yamamoto, and Takeshi Kikutani
An ESR Study on Molecular Mobility in the Interface between Microphases of a Diblock-Copolymer: Effects of Admixture of Homopolymers that are Miscible with one of the Blocks
J. Phys. Chem. B 110(9), 4073-4082, 2006: Yohei Miwa, Katsuhiro Yamamoto, Takuya Tanabe, Shigeru Okamoto, Masato Sakaguchi, Masahiro Sakai, and Shigetaka Shimada

2005

ESR Study on Segmental Motion of Polyethylene in Amorphous Region, Dependent on Crystallinity, Molecular Weight, and Labeled Site
Macromolecules 38(11), 4737-4743, 2005: Katsuhiro Yamamoto, Kazumichi Kato, Yusuke Sugino, Shigeo Hara, Yohei Miwa, Masato Sakaguchi, and Shigetaka Shimada
Direct Detection of Effective Glass Transitions in Miscible Polymer Blends by Temperature-Modulated Differential Scanning Calorimetry
Macromolecules 38(6), 2355-2361, 2005: Yohei Miwa, Kaori Usami, Katsuhiro Yamamoto, Masato Sakaguchi, Masahiro Sakai, and Shigetaka Shimada
Direct Detection of High Mobility around Chain Ends of Poly(methyl methacrylate) by the Spin-Labeling
Macromolecules 38(3), 832-838, 2005: Yohei Miwa, Katsuhiro Yamamoto, Masato Sakaguchi, Masahiro Sakai, Seiji Makita and Shigetaka Shimada

2004

Segmental Dynamics and Self-Concentration around Chain Ends in Miscible Blend of Poly(cyclohexyl methacrylate) and Poly(cyclohexyl acrylate) As Studied by the Spin-Label Technique
Macromolecules 37(23), 8612-8617, 2004: Yohei Miwa, Takuya Tanabe, Katsuhiro Yamamoto, Yusuke Sugino, Masato Sakaguchi, Masahiro Sakai, and Shigetaka Shimada
Molecular Motion of Peroxy Radicals at Ends of Isolated and Nonisolated Polyethylene Chains Tethered on Powder Surface of Poly(tetrafluoroethylene) in a Vacuum
Macromolecules 37(21), 8128-8134, 2004: Masato Sakaguchi, Katsuhiro Yamamoto, Yohei Miwa, Shigeo Hara, Yusuke Sugino, Shigeru Okamoto, Masahiro Sakai, Shigetaka Shimada
Crystallization Behavior of Linear Low Density Polyethylene in its Blend with Rubber Polymer as Revealed by Synchrotron SAXS/WAXS/Hv-SALS Simultaneously Measurements
Reoroji Gakkaishi 32(4), 179-187, 2004: Kyoko Hayashi, Yasukazu Ejima, Takeshi Shimizu, Sumiko Kizaki, Shigeo Hara, Katsuhiro Yamamoto, Shigeru Okamoto, Shinichi Sakurai
Synchrotron X-ray Scattering and Precise Structural Analyses of Poly(ethyleneterephthalate) Fibers As-span by High Speed Melt Spinning
Sen'i Gakkaishi 60(11), 322-330, 2004: Eiji Funai, Shinichi Sakurai, Shigeo Hara, Katsuhiro Yamamoto, Shigeru Okamoto, Junichi Kojima, and Takeshi Kikutani
Peculiar Catalytic Behavior of Poly(vinylidene fluoride) for Cationic Polymerization
Macromol. Chem. Phys. 205(15), 2012-2016, 2004: Katsuhiro Yamamoto, Hiroyuki Tanaka, Masashi Mouri, Kaori Usami, Masato Sakaguchi, Shigetaka Shimada, Kanako Sasaki and Isamu Akiba
Electron Spin Resonance Study on Dynamic Heterogeneity in Miscible Blend of Poly(cyclohexyl methacrylate) and Poly(cyclohexyl acrylate)
Macromolecules 37(16), 6061-6068, 2004: Yohei Miwa, Yusuke Sugino, Katsuhiro Yamamoto, Takuya Tanabe, Masato Sakaguchi, Masahiro Sakai, and Shigetaka Shimada
Molecular Mobility of an Amorphous Chain in the Crystallization Process of Poly(e-caprolactone)
Macromolecules 37(14), 5323-5326, 2004: Shigeo Hara, Katsuhiro Yamamoto, Shigeru Okamoto, Shigetaka Shimada, and Masato Sakaguchi
Dynamic Heterogeneity in Interfacial Region of Microphase-Separated Polystyrene-block-poly(methyl acrylate) Studied by the ESR Spin-Label Technique
Macromolecules 37(10), 3707-3716, 2004: Yohei Miwa, Kenichi Tanida, Katsuhiro Yamamoto, Shigeru Okamoto, Masato Sakaguchi, Masahiro Sakai, Seiji Makita, Shinichi Sakurai, and Shigetaka Shimada
Triboelectricity in Polymers: Effects of the Ionic Nature of Carbon-Carbon Bonds in the Polymer Main Chain on Charge Due to Yield of Mechano-Anions Produced by Heterogeneous Scission of the Carbon-Carbon Bond by Mechanical Fracture
J. Electrostatics 62(1), 35-50, 2004: Masato Sakaguchia, Youhei Miwa, Shigeo Hara, Yusuke Sugino, Katsuhiro Yamamoto, and Shigetaka Shimada
Crystallization in Microdomains of a Block Copolymer Comprising Semicrystalline Block Observed by Simultaneous Measurement of SAXS and WAXS with Hv-SALS or DSC
J. Macromol. Sci. Part B: Phys. 43(1), 279-296, 2004: Shigeru Okamoto, Katsuhiro Yamamoto, Kanako Nomura, Shigeo Hara, Isamu Akiba, Kazuo Sakurai, Atsushi Koyama, Masaharu Nomura, and Shinichi Sakurai
Self-Organization and Phase Behavior of Hydrogen-Bonded Mixtures of End-Functional Polymer with Surfactant
Macromolecules 37(3), 1152-1155, 2004: Isamu Akiba, Hiroyasu Masunaga, Kanako Sasaki, Yeonhwan Jeong, Kazuo Sakurai, Shigeo Hara, and Katsuhiro Yamamoto
Autonomic Healing of a Pin Hole in Polyethylene (PE) and Photografted PE-g-poly(hexyl methacrylate) Films
J. Polym. Sci. Part B: Polym. Phys. 42(9), 1705-1714, 2004: Shigetaka Shimada, Yasunori Takahashi, Yusuke Sugino, Shigeo Hara, and Katsuhiro Yamamoto
Rotational Vibration of Poly(tetrafluoroethylene) Chains by the ESR method
J. Polym. Sci. Part B: Polym. Phys. 42(8), 1539-1547, 2004: Shigeo Hara, Katsuhiro Yamamoto, Shigetaka Shimada, and Hajime Nishi
A Site-Specific ESR Spin-Labeling Study of Molecular Motion in Microphase-Separated Polystyrene-block-poly(methyl acrylate) with Lamellar Morphology
Macromolecules 37(3), 831-839, 2004: Yohei Miwa, Katsuhiro Yamamoto, Masato Sakaguchi, Masahiro Sakai, Kenichi Tanida, Shigeo Hara, Shigeru Okamoto, and Shigetaka Shimada
Generation and Molecular Motion of Grafted Polymethacrylate Chains on an Isotactic Polypropylene Film Surface
Macromolecules 37(1), 86-91, 2004: Katsuhiro Yamamoto, Shu-ji Kyouzuka, and Shigetaka Shimada

2003

Well-Defined Poly(methyl methacrylate) Grafted to Polyethylene with Reverse Atom Transfer Radical Polymerization Initiated by Peroxides
Polymer 44(25), 7661-7669, 2003: Katsuhiro Yamamoto, Hiroyuki Tanaka, Masato Sakaguchi, and Shigetaka Shimada
Mechanism of Decay Reaction of Free Radicals Trapped in Poly(tetrafluoroethylene) Related with the Heterogeneity in Structure
Macromolecules 36(15), 5661-5665, 2003: Shigeo Hara, Katsuhiro Yamamoto, Shigetaka Shimada, and Hajime Nishi
Influence of Chain End and Molecular Weight on Molecular Motion of Polystyrene, Revealed by the ESR Selective Spin-Label Method
Macromolecules 36(7), 3235-3239, 2003: Youhei Miwa, Takayuki Tanase, Katsuhiro Yamamoto, Masato Sakaguchi, Masahiro Sakai, and Shigetaka Shimada
Oxidative Destruction of Hydrocarbons on a New Zeolite-like Crystal of Ca12Al10Si4O35 Including O₂- and O₂^2- Radicals
Chem. Mater. 15(1), 255-263, 2003: Satoru Fujita, Kenzi Suzuki, Makio Ohkawa, Toshiaki Mori, Yasuo Iida, Youhei Miwa, Hideki Masuda, and Shigetaka Shimada
Controlled Grafting of Poly(styrene-ran-n-butyl methacryalte) to isotactic Polypropylene with Nitroxide Mediated Polymerization
e-Polymers, 007, 2003: Yusuke Sugino, Katsuhiro Yamamoto, Youhei Miwa, Masato Sakaguchi and Shigetaka Shimada

2002

Living Radical Graft Polymerization of MMA to Polyethylene Film with Typical and Reverse Atom Transfer Radical Polymerization
J. Polym. Sci.: Part A: Polym. Chem. 40(20) , 3350-3359, 2002: Katsuhiro Yamamoto, Hiroyuki Tanaka, Youhei Miwa, Masato Sakaguchi and Shigetaka Shimada

2001

"Living" Radical Graft Polymerization of Styrene to Polyethylene with TEMPO
Polymer J. 33(11) , 862-867, 2001: Katsuhiro Yamamoto, Mari Nakazono, Youhei Miwa, Shigeo Hara,
Masato Sakaguchi and Shigetaka Shimada
Structure and Molecular Motion of Poly(ethylene oxide) Chains Tethered on Silica by Solid State 13C NMR Method
Polymer J. 33(8) , 584-589, 2001: Katsuhiro Yamamoto, Atsushi Maruta and Shigetaka Shimada
Distribution of the Grafted PS in Crosslinked PTFE-g-PS Film and the Surface Enrichment of the PTFE Chains
Trans. MRS-J, 26(3) , 937-940, 2001: Ken-ichi Nakamura, Yasutaka Yoshida, Katsuhiro Yamamoto, Shigetaka Shimada and Hajime Nishi
Well-Defined Polystyrene Grafted to Polypropylene Backbone by "Living" Radical Polymerization with TEMPO
Macromolecules 34(7), 2089-2094, 2001: Youhei Miwa, Katsuhiro Yamamoto, Masato Sakaguchi and Shigetaka Shimada

2000

Structure and Molecular Motion of Poly(ethylene oxide) Chains Tethered on Silica, Depended on Grafting Ratio by the Spin Labeled Method
Polymer J. 32(12) , 1038-1043, 2000: Shigetaka Shimada, Atsushi Maruta, and Katsuhiro Yamamoto
Molecular Mobility of End Allyl radicals of Diene Polymers Tethered to a Poly(tetrafluoroethylene) Surface
Polymer 41, 6573, 2000: Katsuhiro Yamamoto, Shuya Suenaga, Shigetaka Shimada and Masato Sakaguchi

1999

"Living" Radical Graft Polymerization of Styrene to Polypropylene with 2,2,6,6-Tetramethylpiperidinyl-1-oxy
Macromolecules 32(24), 8234-8236, 1999: Youhei Miwa, Katsuhiro Yamamoto, Masato Sakaguchi and Shigetaka Shimada

1998

A Thermodynamic Study on Molecular Motion of the Peroxide Ends of Isolated Single Polymer Chains Tethered to the Surface of Poly(tetrafluoroethylene) in vacuo
Macromolecules 31(22), 7829-7834, 1998: Masato Sakaguchi, Katsuhiro Yamamoto, and Shigetaka Shimada
Molecular Motion of Ends of Isolated Single Poly(isobutylene) Chains Tethered on a Poly(tetrafluoroethylene) Surface in vacuo
J. Polym. Sci.: Part B: Polym. Phys. 36(12), 2095-2102, 1998: Masato Sakaguchi, Shigetaka Shimada, and Katsuhiro Yamamoto
Molecular Motion of Poly(methyl methacrylate) Chains Tethered on a Polyethylene Surface by the Spin Label Method
Polymer 39(24), 6013-6019, 1998: Shigetaka Shimada, Masato Kozakai, and Katsuhiro Yamamoto
Structure and Molecular Motion of Poly(ethylene oxide) Chains Adsorbed on a Silica-Tethered Poly(methyl methacrylate)
Colloid & Polymer Science 276(5), 412-419, 1998: Shigetaka Shimada, Kazuyo Horiguchi, and Katsuhiro Yamamoto
Structure and Molecular Motion of Poly(ethylene oxide) Chains Tethered on Silica by the Spin Label Method: Effect of Polystyrene Adsorption
Polymer 39(8-9), 1711, 1998: Shigetaka Shimada, and Taro Watanabe
Structure and Molecular Motion of Polystyrene Chains Adsorbed on a Silica-Tethered Poly(ethylene oxide) by the Spin Label Method
Polymer 39(8-9), 1703, 1998: Shigetaka Shimada, and Taro Watanabe

1997

Site Exchange Motion of Ends of Isolated Single Polyethylene Chains Tethered on the Poly(tetrafluoroethylene) Surface in Vacuum at 2.6 K
Macromolecules 30(26), 8521-8523, 1997: Masato Sakaguchi, Shigetaka Shimada, Katsuhiro Yamamoto, and Masahiro Sakai
Molecular Motion of Isolated Single Polymer Chains Tethered on a Fresh Surface of Poly(tetrafluoroethylene)
Macromolecules 30(21), 6575-6581, 1997: Katsuhiro Yamamoto, Shigetaka Shimada, Keisuke Ohira, Masato Sakaguchi and Yoshiharu Tsujita
Molecular Motion of Isolated Polybutadiene Chains Tethered on the Fresh Surface of Polytetrafluoroethylene
Polymer 38(26), 6327-6332, 1997: Katsuhiro Yamamoto, Shigetaka Shimada, Yoshiharu Tsujita and Masato Sakaguchi
Conformational Change of Polystyrene Chains Adsorbed on Porous Silica Surfaces by the Spin Label Method
Polymer 38, 4667, 1997: Shigetaka Shimada, Yoshito Hane, and Taro Watanabe
Molecular Motion of Polyethylene Chain Ends Tethered to a Fresh Surface of Poly(tetrafluoroethylene) in vacuo
Macromolecules 30, 3620, 1997: Masato Sakaguchi, Shigetaka Shimada, Katsuhiro Yamamoto and Masahiro Sakai
Structure and Molecular Motion of Polystyrene Chains Adsorbed on Porous Silica Surfaces by the Spin Label Method
Polymer 38, 2251, 1997: Shigetaka Shimada, Akinori Sugimoto and Masami Kawaguchi
Molecular Motion of Poly(methyl methacrylate) Chains Tethered on a Poly(tetrafluoroethylene) Surface
Macromolecules 30(6), 1776-1781, 1997: Katsuhiro Yamamoto, Shigetaka Shimada, Masato Sakaguchi and Yoshiharu Tsujita
Characterization of Grafted Polybutadiene on a Poly(tetrafluoroethylene) Surface of Extremely Low Grafting Ratio
Polymer J. 29(4), 370-373, 1997: Katsuhiro Yamamoto, Shigetaka Shimada, Yoshiharu Tsujita and Masato Sakaguchi

1996

Spin Label Study of the Factors Affecting Molecular Motion of Poly(methyl methacrylate)
Polymer J. 28, 690, 1996: Shigetaka Shimada and Keisuke Kashima
Free Volume Formation in a Poly(ethylene oxide)/Poly(methyl methacrylate) Blend II. Strucutral Relaxation and Volume Change
Polymer J. 28, 655, 1996: Shigetaka Shimada and Osamu Isogai
Free Volume Formation in a Poly(ethylene oxide)/Poly(methyl methacrylate) Blend I. Detected by the Spin Label Method
Polymer J. 28, 647, 1996: Shigetaka Shimada
Molecular Motion of Chain End Peroxy Radicals of Polyethylene Molecules Tethered on a Fresh Surface of Poly(tetrafluoroethylene)
Macromolecules 29, 973, 1996: Shigetaka Shimada, Akihito Suzuki, Masato Sakaguchi and Yasuro Hori
Glass Transition Temperature near the Solid Surface of Poly(methyl methacrylate)
Koubunshi Ronbunsyu 53(12), 823-828, 1996: Katsuhiro Yamamoto, Shigetaka Shimada, Yoshiharu Tsujita, and Masato Sakaguchi

総説

Furface Chemical Modification of Nanoparticles at Solid State in Vacuum at Extremely Low Temperature without Catalyst and Solvent
*無触媒、無溶媒、真空中、極低温固相反応による微粒子固体表面の化学修飾*
Journal of the Society of Powder Technology, Japan (Research Series of Featured Papers in Advanced Power Technology)　日本ゴム協会誌) 30(4), 178-183, 2022: 坂口眞人，牧野正和，山本勝宏
Principle of Small-angle X-ray Scattering and Application to Rubber Materials
*小角X線散乱の基礎知識とゴム材料への応用*
Journal of the Society of Rubber Science and Technology, Jpn (NIPPON GOMU KYOKAISHI　日本ゴム協会誌) 94(4), 136-141, 2021: 山本勝宏
Future Angle of Grazing-Incidence Small Angle X-ray Scattering
*これからの視射角入射小角X線散乱*
Journal of the Society of Rubber Science and Technology, Jpn (NIPPON GOMU KYOKAISHI　日本ゴム協会誌) 92(2), 63-68, 2019: 山本勝宏
Analysis of Depth-dependence and Orientation Behavior of Micro-phase Separated Structure of Block Copolymer Thin Films Investigated with GISAXS Measurement Utilizing Low Energy X-rays
低エネルギーX線を用いた斜入射小角X線散乱法によるブロック共重合体薄膜のミクロ相分離構造の深さ依存性と配向挙動の解析*
Journal of the Society of Rubber Science and Technology, Jpn (NIPPON GOMU KYOKAISHI　日本ゴム協会誌) 89(5), 121-128, 2016: 斎藤樹, 山本勝宏
微小角入射超小角X線散乱法によるソフトマター薄膜の階層構造解析とダイナミクス解析
Bunseki (ぶんせき) 473(5), 231-235, 2014: Katsuhiro Yamamoto
Formation process of hierarchical structures in crystalline polymers as analyzed by simultaneous measurements of small-angle X-ray scattering and other techniques
*小角X線散乱と複数プローブの同時測定による結晶性高分子材料の階層的高次構造の形成過程の研究*
Housyakou Gakkaihi (放射光学会誌) 19(6), 384-393, 2006: Katsuhiro Yamamoto, Shinichi Sakurai
Structural Change of Polystyrene-b-polydiene Induced by Selective Epoxidization
*PS-b-ポリジエン系ブロック共重合体の選択エポキシ化による構造変化*
Secchaku (接着) 50(5), 29-34, 2006: Katsuhiro Yamamoto
Study of Crystalline Polymers by Simultaneous Measurement of Small- and Wide-angle X-ray Scattering with Hv Small-angle Light Scattering
Rigaku Journal 35(2), 3-11, 2004: Shigeru Okamoto, Katsuhiro Yamamoto, Shinichi Sakurai
Controlled Grafting to Polyethylene and Polypropylene Backbone with "Living" Radical Polymerization
Current Trend in Polymer Science 8, 143-155, 2003: Katsuhiro Yamamoto and Shigetaka Shimada

著書

基礎高分子科学演習編第2版
Published Jan 27, 2023: 山本勝宏, 他　分担執筆（第6章）東京化学同人
NMRによる有機材料分析とその試料前処理、データ解釈
Published Sep 30, 2021: 山本勝宏, 他　分担執筆（第3章 4節）技術情報協会
高分子の成分･添加剤分析 -分析手法の選び方,前処理技術からデータ解釈まで-
Published Nov 30, 2020: 山本勝宏, 他　分担執筆（第8章 13節）技術情報協会
ポリマーアロイ／ブレンドにおける相溶性・分散条件の最適設計，評価応用の最新技術
Published Nov 30, 2020: 山本勝宏, 他　分担執筆（第11章 1,2節）技術情報協会
基礎高分子科学　高分子学会編　第2版
Published Jun 24, 2020: 山本勝宏, 他　分担執筆（第6-7,第11-2-2a, 2ci）東京化学同人
ブロック共重合体の構造制御と応用展開（新材料・新素材シリーズ）
Self-Assembly in Block Copolymers: Structural Control and Application
第2章ブロック共重合体の準結晶
Published Oct 31, 2018: 山本勝宏, 他　分担執筆（第2章）シーエムシー出版
CSJ カレントレビュー 29 構造制御による革新的ソフトマテリアル創成
ブロック共重合体の精密階層制御・解析・機能化
第10章小角X線・中性子散乱法の最前線
Published May 28, 2018: 山本勝宏, 他　分担執筆（第10章）日本化学会編　化学同人
[Open Access] X-ray Scattering, Chapter 3 "Grazing-Incidence Small Angle X-Ray Scattering in Polymer Thin Films Utilizing Low-Energy X-Rays"
Edited by Alicia Esther Ares, ISBN 978-953-51-2888-5, Print ISBN 978-953-51-2887-8, 226 pages,
Publisher: InTech, Chapters published January 25, 2017 under CC BY 3.0 license
DOI: 10.5772/62609
Published Jan. 25, 2017: Katsuhiro Yamamoto, (Chapter 3) InTech
IR分析　テクニック事例集
Published Sep 30, 2013: 山本勝宏, 他　分担執筆（第9章 8節）技術情報協会
フィルム成形加工とトラブル対策 -プロセス改善・条件設定便覧-
Published Apr 30, 2013: 山本勝宏, 他　分担執筆（第7章 3節）技術情報技術協会
高分子組成・構造解析におけるスペクトル解釈事例集
Published Dec 28, 2011: 山本勝宏, 他　分担執筆（第1章 24,25節）技術情報協会
ナノポリマーアロイの相溶化と混練条件の最適化
Published Aug 31, 2010: 山本勝宏, 他　分担執筆（第8章 4節）技術情報協会

記事

テンダー・軟X線領域の小角散乱・反射率測定の進捗
高分子 72(2), 58-60, 2023: 山本勝宏
高分子学会HP：高分子分析の原理・技術と装置メーカリスト
中性子散乱法
「自動車への展開を見据えたガラス代替樹脂開発」監修：西井圭, 新刊紹介記事
NEW GLASS　34(2), 43-45, 2019: 山本勝宏
セルロースナノファイバー分散樹脂の小角X線散乱法による解析
粉体技術　11(5), 58-62, 2019: 山本勝宏
ブロック共重合体 (素描)
高分子論文集　76(1), 1-2, 2019 doi.org/10.1295/koron.2018-0061: 山本勝宏
シリコーン系ハイドロゲルのX線・中性子線を利用した相分離構造解析
ケミカルエンジニアリング　62(8), 19-27, 2017 (未来を拓く分散・凝集技術): 山本勝宏
低エネルギーX線を用いた斜入射小角X線散乱法によるブロック共重合体薄膜の深さ分解構造解析
PF news　33(2), 11-15, 2015 (Topics): Itsuki Saito, Katsuhiro Yamamoto
高分子の構造と物性の相関!?
高分子　63(1), 47, 2014 (Topics): Katsuhiro Yamamoto
Perpendicularly Oriented Cylindrical Nano-holes in a Block Copolymer Thin Film
高分子　62(4), 171, 2013 (Hot Topics): Katsuhiro Yamamoto
ESR Spin-Label Study on Polymer Dynamics
*ESRスピンラベルによる高分子ダイナミクスの研究*
高分子　60(4), 197-198, 2011: 三輪洋平, 山本勝宏
Perpendicular Orientation of Cylindrical Microdomain in a Block Copolymer Thick Film
Chemistry, Physics, and Biology in Macromolecular Science (Ed.: T. Sato), Osaka University Press,, 121-131, 2007: S. Sakurai, H. Bando, H. Yoshida, Y. Tsuji, R. Fukuoka, M. Mouri, K. Yamamoto and S. Okamoto
Site-Specific Spin Labeling Study on the Molecular Motion in Micropahse Separated Block Copolymers 高分子　56(5), 324, 2007 (Hot Topics): Katsuhiro Yamamoto

特許

コンタクトレンズおよびその製造方法
特開2015-230342, 公開日2015.12.21
特願2014-115163出願日, 2014.6.3: 伊藤恵利, 山本勝宏
国際出願　PCT/JP2015/065617
コンタクトレンズおよびその製造方法
特開2015-230341, 公開日2015.12.21
特願2014-115162出願日, 2014.6.3: 伊藤恵利, 山本勝宏
国際出願　PCT/JP2015/065543
ミクロ相分離構造体、固定化されたミクロ相分離構造体、および該構造体を備えた波長変換レーザー発振器、温度センサー、および光フィルター
PCT/JP2007/66939 2007 出願日2007.8.30: 岡本茂, 山本勝宏, 岩間達洋, 岡田真由, 原滋郎, 瀧口義浩, 毛利政博, 渡邊克史
高分子ブロック共重合体溶液中のミクロ相分離構造の温度依存性制御方法
特願第2006-286089号, 出願日2006.10.19: 岡本茂, 山本勝宏, 原滋郎, 岡田真由
高分子ブロック共重合体のミクロ相分離構造体固定化物の製造方法
特願第2006-286085号, 出願日2006.10.19: 岡本茂, 山本勝宏, 原滋郎, 岩間立洋, 毛利政博
超小角X線測定の測定結果表示方法
特開2008-014862, 公開日2008.1.24
特願第2006-187832号, 出願日2006.7.7: 岡本茂, 山本勝宏, 原滋郎, 若松雅樹, 岩崎吉男, 星野和人
高分子ブロック共重合体の巨大グレイン製造方法
特開2008-013678, 公開日2008.1.24
特願第2006-187065号, 出願日2006.7.6: 岡本茂, 山本勝宏, 原滋郎, 森信人
燃料電池用電解質膜およびその製造方法
特開2004-087380, 公開日2004.3.18
特願第2002-248831号, 出願日2002.8.28: 嶋田繁隆, 山本勝宏, 西甫, 山本康彰, 浅野健次