Recent Pubulication

• W. Ren, X. Wang, J. Shi, J. Xu, H. Taneda, N. L. Yamada, D. Kawaguchi, K. Tanaka, X. Wang,
  "The Role of the Molecular Weight of the Adsorbed Layer at a Substrate in the Suppressed Dynamics of Supported Thin Polystyrene Films",
  Soft Matter 18(10), 1997-2005 (2022)
• T. Abe, H. Shimada, T. Hoshino, D. Kawaguchi, K. Tanaka,
  "Sum Frequency Generation Imaging for Semi-Crystalline Polymers",
  Polym. J. 54(5), 679-685 (2022)
• L. Bai, P. Luo, X. Yang, J. Xu, D. Kawaguchi, C. Zhang, N. L. Yamada, K. Tanaka, W. Zhang, X. Wang
  "Enhanced Glass Transition Temperature of thin Polystyrene Films Having an Underneath Cross-linked Layer",
  ACS Macro Lett. 11(2), 210-216 (2022)
• 甲加晃一, 日笠茂樹, 織田ゆか里, 川口大輔, 田中敬二,
  "ポリプロピレン系複合材料の引張特性に及ぼす無水マレイン酸変性ポリプロピレンの添加効果",
  日本接着学会誌 58(1), 29-35 (2022)
• P. Wang, R. Maeda, M. Aoki, T. Kubozono, D. Yoshihara, A. Shundo, T. Kobayashi, S. Yamamoto, K. Tanaka, S. Yamada,
  "In-situ Transmission Electron Microscopy Observation of the Deformation and Fracture Processes of an Epoxy/silica Nanocomposite",
  Soft Matter 18(6), 1149-1153 (2022)
• H. Taneda, N. L. Yamada, F. Nemoto, Y. Minagawa, H. Matsuno, K. Tanaka,
  "Modification of a Polymer Surface by Partial Swelling Using Nonsolvents",
  Langmuir 37(51), 14941-14949 (2021)
• K. Kawabata, M. Totani, D. Kawaguchi, H. Matsuno, K. Tanaka,
  "Two-Dimensional Cellular Patterning on a Polymer Film Based on Interfacial Stiffness",
  Langmuir 37(51), 14911-14919 (2021)
• H. K. Nguyen, M. Aoki, X. Liang, S. Yamamoto, K. Tanaka, K. Nakajima,
  "Local Mechanical Properties of Heterogeneous Nanostructures Developed in a Cured Epoxy Network: Implications for Innovative Adhesion Technology",
  ACS Appl. Nano Mater. 4(11), 12188-12196 (2021)
• D. Kawaguchi, K. Yamamoto, T. Abe, N. Jiang, T. Koga, S. Yamamoto, K. Tanaka,
  "Local Orientation of Chains at Crystal/Amorphous Interfaces Buried in Isotactic Polypropylene Thin Films",
  Phys. Chem. Chem. Phys. 23(41), 23466-23472 (2021)
• A. Shundo, M. Aoki, S. Yamamoto, K. Tanaka,
  "Effect of Cross-linking Density on Horizontal and Vertical Shift Factors in Linear Viscoelastic Functions of Epoxy Resins",
  Macromolecules 54(20), 9618-9624 (2021)
• Y. Tomo, H. Koga, T. Fukunaga, K. Kurata, H. Matsuno, K. Tanaka, H. Takamatsu
  "Thermal Conductivity Measurement of Solid Materials Using an “ITX” Method–A Pilot Study Using DNA Solid Films",
  International Journal of Heat and Mass Transfer, 176, 121501 (2021)
• Z. Hao, A. Ghanekarade, N. Zhu, K. Randazzo, D. Kawaguchi, K. Tanaka, X. Wang, D. S. Simmons, R. D. Priestley, B. Zuo,
  "Mobility Gradients Yield Rubbery Surfaces on Top of Polymer Glasses",
  Nature 596(7872), 372–376 (2021)
• D. Kawaguchi, K. Sasahara, D. Saito, M. Uejima, H. Fujiwara, S. Nishimura, S. Yamamoto, K. Tanaka,
  "Molecular Picture of Fluoropolymer Adsorption on Nanocarbon Materials",
  Polym. J. 53(12), 1469-1473 (2021)
• A. Shundo, M. Aoki, S. Yamamoto, K. Tanaka,
  "Cross-​Linking Effect on Segmental Dynamics of Well-​Defined Epoxy Resins",
  Macromolecules 54(13), 5950-5956 (2021)
• S. Yamamoto, R. Kuwahara, K. Tanaka,
  "Dynamic Behaviour of Water Molecules in Heterogeneous Free Space Formed in An Epoxy Resin",
  Soft Matter 17(25), 6073-6080 (2021)
• T. Abe, D. Kawaguchi, M. Watanabe, T. Hoshino, T. Ishihara, K. Tanaka,
  "An effect of crystallographic distortion on carrier mobility in poly(3-hexylthiophene) thin films",
  Appl. Phys. Lett. 118(18), 181601 (2021)
• J.-H. Hong, M. Totani, T. Yamamoto, P. M Dietrich, A. Thissen, H. Matsuno, K. Tanaka,
  "Near-ambient pressure X-ray photoelectron spectroscopy for a bioinert polymer film at a water interface",
  Polym. J. 53(8), 907–912 (2021)
• Fengliang Wang, Zhenwei Jiang, Xuanyu Lin, Cuiyun Zhang, Keiji Tanaka, Biao Zuo, Wei Zhang, Xinping Wang
  "Suppressed Chain Entanglement Induced by Thickness of Ultrathin Polystyrene Films",
  Macromolecules 54(8), 3735-3743 (2021)
• S. Yamamoto, K. Tanaka,
  "Molecular Size Effect on Curing Process for Epoxy and Amine Mixture",
  Nihon Reoroji Gakkaishi 49(1), 55-60 (2021)
• S. Yamamoto, K. Tanaka,
  "Entropy-driven segregation in epoxy-amine systems at a copper interface",
  Soft Matter 17(5), 1359-1367 (2021)
• J.-H. Hong, M. Totani, D. Kawaguchi, N. L. Yamada, H. Matsuno, K. Tanaka,
  "Poly[oligo(2-ethyl-2-oxazoline) methacrylate] as a surface modifier for bioinertness",
  Polym. J. 53(5), 643–653 (2021)
• T. Kogo, A. Shundo, C. Wang, K. Tanaka,
  "Spatial Heterogeneity Accompanying Gel Formation of Poly(N-isopropylacrylamide) Aqueous Solution at a Temperature below Cloud Point",
  Macromolecules 53(24), 10964-10971 (2020).
• Y. Oda, D. Kawaguchi, Y. Morimitsu, S. Yamamoto, K. Tanaka,
  "Direct observation of morphological transition for an adsorbed single polymer chain",
  Sci. Rep. 10, 20914 (2020)
• K. Uchida, K. Mita, S. Yamamoto, K. Tanaka,
  "Local Orientation of Polystyrene at the Interface with Poly(methyl methacrylate) in Block Copolymer",
  ACS Macro Lett. 9(11), 1576-1581 (2020)
• J.-H. Hong, M. Totani, D. Kawaguchi, H. Masunaga, N. L. Yamada, H. Matsuno, K. Tanaka,
  "Design of a Bioinert Interface Using an Amphiphilic Block Copolymer Containing a Bottlebrush Unit of Oligo(oxazoline)",
  ACS Appl. Bio Mater. 3(11), 7363–7368 (2020).
• K. Yamamoto, D. Kawaguchi, T. Abe, T. Komino, M. Mamada, T. Kabe, C. Adachi, K. Naka, K. Tanaka,
  "Surface Segregation of a Star-Shaped Polyhedral Oligomeric Silsesquioxane in a Polymer Matrix",
  Langmuir 36(33), 9960–9966 (2020).
• M. Aoki, A. Shundo, S. Yamamoto, K. Tanaka,
  "Effect of a heterogeneous network on glass transition dynamics and solvent crack behavior of epoxy resins",
  Soft Matter 16(32), 7470-7478 (2020).
• Y. Wu, A. Shundo, Y. Yasukochi, K. Tanaka,
  "Time-dependent heterogeneity in polyacrylic pressure sensitive adhesive",
  Eur. Poly. J. 134, 109812 (2020).
• H. K. Nguyen, D. Kawaguchi, K. Tanaka,
  "Effect of Molecular Architecture on Conformational Relaxation of Polymer Chains at Interfaces",
  Macro. Rapid Commun. 41, 2000096 (2020).
• A. Shundo, Y. Matsumoto, H. Hayashi, N. Tsuruzoe, H. Matsuno, K. Tanaka,
  "Mesoscopic heterogeneity in a nanocellulose-containing cell storage medium",
  J. Mater. Chem. B 8(21), 4570-4574 (2020).
• Y. Oda, M. Inutsuka, R. Awane, M. Totani, N. L. Yamada, M. Haraguchi, M. Ozawa, H. Matsuno, K. Tanaka,
  "A Dynamic Interface Based on Segregation of an Amphiphilic Hyperbranched Polymer Containing Fluoroalkyl and Oligo(ethylene oxide) Moieties",
  Macromolecules 53(7), 2380-2387(2020)
• T. Miyazaki, N. Miyata, T. Yoshida, H. Arima, Y. Tsumura, N. Torikai, H. Aoki, K. Yamamoto, T. Kanaya, D. Kawaguchi, K. Tanaka
  "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).
• T. Hirata, H. Taneda, K. Nishio, M. Inutsuka, N L. Yamada, F. Nemoto, Y. Minagawa, H. Matsuno, K. Tanaka,
  "A Facile Surface Functionalization Method for Polymers Using a Nonsolvent",
  ACS Appl. Bio Mater. 3(4), 2170-2176 (2020).
• S. Yamamoto, R. Kuwahara, M. Aoki, A. Shundo, K. Tanaka,
  "Molecular Events for an Epoxy-Amine System at a Copper Interface",
  ACS Appl. Polym. Mater. 2(2), 1474 (2020).
• Y. Morimitsu, H. Matsuno, N. Ohta, H. Sekiguchi, A. Takahara, K. Tanaka,
  "Mechanical Stabilization of Deoxyribonucleic Acid Solid Films Based on Hydrated Ionic Liquid",
  Biomacromolecules 21(2), 464-471 (2020).
• N. Itagaki, D. Kawaguchi, Y. Oda, F. Nemoto, N. L. Yamada, T. Yamaguchi, K. Tanaka,
  "Surface Effect on Frictional Properties for Thin Hydrogel Films of Poly(vinyl ether)",
  Macromolecules 52(24), 9632-9638 (2019).
• Y. Matsumoto, A. Shundo, H. Hayashi, N. Tsuruzoe, K. Tanaka,
  "Effect of the Heterogeneous Structure on Mechanical Properties for a Nanocellulose-Reinforced Polymer Composite",
  Macromolecules 52(21), 8266-8274 (2019).
• S. Sugimoto, M. Inutsuka, D. Kawaguchi, K. Tanaka,
  "The effect of interfacial dynamics on the bulk mechanical properties of rubber composites",
  Polym. J. 52(2), 217–223 (2019).
• T. Miyazaki, N. Miyata, M. Asada, Y. Tsumura, N. Torikai, H. Aoki, K. Yamamoto, T. Kanaya, D. Kawaguchi, K. Tanaka,
  "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)
• H. K. Nguyen, S. Sugimoto, A. Konomi, M. Inutsuka, D. Kawaguchi, K. Tanaka,
  "Dynamics Gradient of Polymer Chains near a Solid Interface",
  ACS Macro Lett. 8(8), 1006-1011 (2019).
• H. Matsuno, M. Totani, A. Yamamoto, M. Haraguchi, M. Ozawa, K. Tanaka,
  "Water-induced surface reorganization of bioscaffolds composed of an amphiphilic hyperbranched polymer",
  Polym. J. 51, 1045–1053 (2019).

Invited Lecture

• 実験によるエポキシ硬化過程と不均一性の解析
  田中敬二
  次世代接着材料研究会　PartⅧ 第7回例会, 2021年12月3日
• Structure and Dynamics of Polymer Chains at Interface with Inorganic Material
  Keiji Tanaka
  IUPAC-MACRO2020+, 2021年5月17日

Conference Presentation

• Initial Curing Process between Epoxy and Amine at a Solid Interface
  〇Daisuke Kawaguchi, Ko Yamaguchi, Satoru Yamamoto, Keiji Tanaka
  APS March Meeting 2022, March 14-18, 2022.
• Observing Thermal Motion for Isolated Poly(tert-butyl methacrylate) Chains on Solid Surfaces
  〇Masayuki Kawano, Yuma Morimitsu, Yukari Oda, Daisuke Kawaguchi, Keiji Tanaka
  APS March Meeting 2022, March 14-18, 2022.
• JST Mirai Program: Innovative Adhesion Technology Based on 4-Dimensional Multi-Scale Analysis of Interfaces
  〇Keiji Tanaka
  Materials Research Meeting (MRM), December 13-17, 2021.
• Adsorption Behavior of Single Polymer Chains at a Solid Interface
  〇Y. Oda, D. Kawaguchi, S. Yamamoto, K. Tanaka
  Congress of Federation of Asian Polymer Societies: Polymers for Emerging Technologies and Advanced Materials (FAPS 2021), June 14-16, 2021.

Results of past research