Softmatter Dynamics by Photon Correlation Analyses

2010 Fiscal Year Final Research Report

• Project Area: Creation of non-equilibrium soft matter physics: Structure and dynamics of mesoscopic systems
• Project/Area Number: 18068004
• Research Category: Grant-in-Aid for Scientific Research on Priority Areas
• Allocation Type: Single-year Grants
• Review Section: Science and Engineering
• Research Institution: The University of Tokyo
• Principal Investigator: SHIBAYAMA Mitsuhiro The University of Tokyo, 物性研究所, 教授 (00175390)
• Co-Investigator(Kenkyū-buntansha): ITO Kohzo 東京大学, 大学院・新領域創成科学研究科, 教授 (00232439)
• Project Period (FY): 2006 – 2010
• Keywords: ソフトマター / ダイナミクス / 動的光散乱 / 小角中性子散乱 / ゲル化

Research Abstract

We carried out a systematic study on the dynamics of polymer gels by means of photon correlation methods (dynamic light scattering), small-angle neutron scattering, and neutron spin echo, to construct and develop the physics of polymer condensed matter.

Research Products

• [Journal Article] Mode rnization of the small-angle neutron scattering spectrometer SANS-U by upgrade to a focusing SANS spectro meter (2011)
  • Author(s): H.Iwase, M.Shibayama, et al.
  • Journal Title: J.Appl.Cryst. In press
• [Journal Article] Rheo-SANS Studies on Shear-thickening/t hinning in Aqueous Rod-like Micellar Solutions (2011)
  • Author(s): M.Takeda, M.Shibayama, et al.
  • Journal Title: Langmuir 巻27 Pages: 1731-1738
  • Peer Reviewed
• [Journal Article] Static Structure of Polyrotaxane in Solution Investigated by Contrast Variation Small-Angle Neutron Scattering (2011)
  • Author(s): H.Endo, M.Shibayama, et al.
  • Journal Title: Polym.J. 巻43 Pages: 155-163
  • Peer Reviewed
• [Journal Article] Small-angle Neutron Scattering on Polymer Gels : Phase be havior, Inhomogeneities, and Deform ation Mechanisms (2011)
  • Author(s): M.Shibayama
  • Journal Title: Polym. J. 巻43 Pages: 18-34
  • Peer Reviewed
• [Journal Article] Highly Elastic and Deformable Hydrogel Formed from Tetra-arm Polymers (2010)
  • Author(s): T.Sakai, M.Shibayama, et al.
  • Journal Title: Macromol.Rapid Commun. 巻31 Pages: 1954-1959
  • Peer Reviewed
• [Journal Article] Presssure- and Temperature-Induced Phase Separation Transition in Homopolymer, Block Copolymer, and Protein in Water (2010)
  • Author(s): M.Shibayama, et al.
  • Journal Title: Macromol.Symp. 巻291-292 Pages: 115-121
  • Peer Reviewed
• [Journal Article] Microscopic Structure Analysis of Clay -Poly(ethylene oxide) Mixed Solution in a Flow Field by Contrast-Variation Small-Angle Neutron Scatterings (2010)
  • Author(s): M.Takeda, M.Shibayama, et al.
  • Journal Title: Macromolecules 巻43 Pages: 7793-7799
  • Peer Reviewed
• [Journal Article] Microscopic Structure Analysis of Clay-Poly(ethylene oxide) Mixed Solution in a Flow Field by Contrast-Variation Small-Angle Neutron Scatterings (2010)
  • Author(s): T.Matsunaga, M.Shibayama, et al.
  • Journal Title: Macromolecules 巻43 Pages: 5075-5082
  • Peer Reviewed
• [Journal Article] Static partial scattering functions for linear and ring random copolymers (2010)
  • Author(s): H.Endo, M.Shibayama, et al.
  • Journal Title: Polym.J. 巻42 Pages: 157-160
  • Peer Reviewed
• [Journal Article] Nonuniformity in Cross-Linked Natural Rubber as Revealed by Contrast-Variation Small-Angle Neutron Scattering (2010)
  • Author(s): T.Suzuki, M.Shibayama, et al.
  • Journal Title: Macromolecules 巻43 Pages: 1556-1563
  • Peer Reviewed
• [Presentation] Structural analysis and physical properties of Tetra-PEG gel (2010)
  • Author(s): T.Matsunaga, M. Shibayama, et al.
  • Organizer: International Soft Matter Conference 2010 (ISMC2010)
  • Place of Presentation: Spain.
  • Year and Date: 20100705-20100708
• [Presentation] Structure and Mechanical Properties of Tetra-PEG Gels(Invited) (2010)
  • Author(s): M. Shibayama
  • Organizer: International Symposium on Polymer Physics
  • Place of Presentation: China.
  • Year and Date: 20100606-20100610
• [Presentation] 中性子散乱による高分子ゲルの精密構造解析(招待) (2010)
  • Author(s): 柴山充弘
  • Organizer: 高分子年次大会
  • Place of Presentation: パシフィコ横浜
  • Year and Date: 20100526-20100528
• [Presentation] Recent Development of Neutron Scattering Methods for Structural Characterization of Polymeric Systems (Invited) (2010)
  • Author(s): M. Shibayama
  • Organizer: ISPAC-2010
  • Place of Presentation: Korea.
  • Year and Date: 2010-06-01
• [Presentation] PhaseBehaviorandSolvation StructureofPoly(benzylmethacrylate) in Room-temperature Ionic Liquid
  • Author(s): K.Fujii, M. Shibayama, et al.
  • Organizer: PACIFICHEM2010
  • Place of Presentation: Hawaii, USA
• [Remarks] ホームページ等
  • URL: http://shibayama.issp.u-tokyo.ac.jp/