Achievement(Soft matter group)

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2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004

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2024

Effects of grafted polymers on the lipid membrane fluidity
Yuka Sakuma, Nana Kayamori, Julia Tanaka, Kenya Haga, Masayuki Imai, and Toshihiro Kawakatsu
Biophys. J., 123(4), 489-501 (2024).
DOI : https://doi.org/10.1016/j.bpj.2024.01.014

Translocation of a daughter vesicle in a model system of self-reproducing vesicles
Manit Klawtanong, Yuka Sakuma, Masayuki Imai, Toshihiro Kawakatsu, and Petch Khunpetch
Phys. Fluids., 36, 027112 (2024).
DOI : https://doi.org/10.1063/5.0186977

2023

Morphology of Vesicle Triplets: Shape Transformation at Weak and Strong Adhesion Limits
Toshikaze Chiba, Yuka Sakuma, Masayuki Imai, and Primož Ziher
Soft Matter, 19(23), 4286-4296 (2023).
DOI : https://doi.org/10.1039/D3SM00308F

Synthesising a minimal cell with artificial metabolic pathways
Minoru Kurisu, Ryosuke Katayama, Yuka Sakuma, Toshihiro Kawakatsu, Peter Walde, and Masayuki Imai
Commun. Chem., 6, 56 (2023).
DOI : https://doi.org/10.1038/s42004-023-00856-y

2022

From Vesicles toward Protocells and Minimal Cells
Masayuki Imai, Yuka Sakuma, Minoru Kurisu, Peter Walde
Soft Matter, 18, 4823–4849 (2022).
DOI : https://doi.org/10.1039/d1sm01695d

2021

Birthing of a daughter vesicle in a model system for self-reproduction vesicles
Petch Khunpetch, Yuka Sakuma, Masayuki Imai, Toshihiro Kawakatsu
Physics of Fluids 33(7), 077103-077103, (2021).
DOI : https://doi.org/10.1063/5.0052248

Vesicle deformation and division induced by flip-flop of lipid molecules
Naohito Urakami, Yuka Sakuma, Toshikaze Chiba, Masayuki Imai
Soft Matter 17, 8434–8445, (2021).
DOI : https://doi.org/10.1039/d1sm00847a

Viscosity of multicomponent liposome
Yuka Sakuma
MEMBRANE 46(2), 58-64, (2021).
DOI : https://doi.org/10.5360/membrane.46.58

2020

Viscosity Landscape of Phase-Separated Lipid Membrane Estimated from Fluid Velocity Field
Y. Sakuma, T. Kawakatsu, T. Taniguchi, and M. Imai
Biophysical Journal 118, 1-12 (2020).

Morphologies of Vesicle Doublets: Competition among Bending Elasticity, Surface Tension, and Adhesion
K. Murakami, R. Ebihara, T. Kono, T. Chiba, Y. Sakuma, P. Ziherl, and M. Imai
Biophysical Journal 119, 1735-1748 (2020).

2019

Construction of a chemical motor-movable frame assembly based on camphor grains using water-floating 3D-printed models
H. Morohashi, M. Imai, T. Toyota
Chemical Physics Letters 721, 104-110 (2019).

DNA length-dependent division of a giant vesicle-based model protocell
M. Matsuo, Y. Kan, K. Kurihara, T. Jimbo, M. Imai, T. Toyota, Y. Hirata, K. Suzuki, and T. Sugawara
Sci. Rep. 9, 6916 (2019).

Giant unilamellar vesicles: from protocell models to the construction of minimal cells
M. Imai and P. Walde
The Giant Vesicle Book (ed. Rumiana Dimova and Carlos Marques) CRC press, Chaper 28, 569-583 (2019).

Reproduction of vesicles coupled with a vesicle surface-confined enzymatic polymerisation
M. Kurisu, H. Aoki, T. Jimbo, Y. Sakuma, M. Imai, S. Serrano-Luginbuhl, and P. Walde
Commn Chem 2, 117 (2019).

Hydrodynamic synchronization and collective dynamics of colloidal particles driven along a circular path
T. Miyamoto, M. Imai, and N. Uchida
Phys. Rev. E 100, 032607 (2019).

2018

Migration of Deformable Vesicles Induced by Ionic Stimuli
A. Kodama, M. Morandi, R. Ebihara, T. Jimbo, M. Toyoda, Y. Sakuma, M. Imai, N. Puff, and M. I. Angelova,
Langmuir, 34, 11484-11494 (2018).

pH sensing by lipids in membranes: The fundamentals of pH-driven migration, polarization and deformations of lipid bilayer assemblies
M. I. Angelova, A.-F. Bitbol, M. Seigneuret, G. Staneva, A. Kodama, Y. Sakuma, T. Kawakatsu, M. Imai, N. Puff
Biochim. Biophys. Acta Biomem. 1860, 2042-2063 (2018).

Molecular mechanism of vesicle division induced by coupling between lipid geometry and
membrane curvatures
N. Urakami, T. Jimbo, Y. Sakuma, and M. Imai
Softmatter, 14, 3018-3027 (2018).

2017

Locomotion and Transformation of Underwater Micrometer-Sized Molecular Aggregates under Chemical Stimuli
T. Toyota, T. Banno, J. M. Castro, and M. Imai
J. Phys. Soc. Jpn., 86, 101006 (2017).

Migration of Phospholipid Vesicles Can Be Selectively Driven by Concentration Gradients
of Metal Chloride Solutions.
A. Kodama, Y. Sakuma, M. Imai, T. Kawakatsu, N. Puff, and M. I. Angelova
Langmuir 33, 10698-10706 (2017).

2016

Migration of phospholipid vesicles in response to OH- stimuli
A. Kodama, Y. Sakuma, M. Imai, Y. Oya, T. Kawakatsu, N. Puff and M. I. Angelova
Soft Matter, 12, 2877-2886 (2016)

Role of Inverse-Cone-Shape Lipids in Temperature-Controlled Self-Reproduction of
Binary Vesicles
T. Jimbo, Y. Sakuma, N. Urakami, P. Ziherl, and M. Imai
Biophys. J, 110, 1551-1562 (2016)

2015

Molecular dynamics simulation for shape change of water-in-oil droplets
N. Urakami, A. Kakai, M. Imai and T. Yamamoto
Molecular Simulation, 41, 986-992 (2015).

Shape transformations of toroidal vesicles
H. Noguchi, A. Sakashita and M. Imai
Soft Matter, 11, 193-201 (2015).

Dynamics of fatty acid vesicles in response to pH stimuli
K. Ikari, Y. Sakuma, T. Jimbo, A. Kodama, M. Imai, P.-A. Monnard and S. Rasmussen
Soft Matter, 11, 6327-6334 (2015)

From Vesicles to Protocells: The Roles of Amphiphilic Molecules
Y. Sakuma and M. Imai
Life, 5, 651-675 (2015).

Biomembrane as a Soft Matter
Y. Sakuma and M. Imai
Encyclopedia of Polymeric Nanomaterials
Springer-Verlag Berlin Heidelberg (2015)

2014

Morphological variation of a lipid vesicle confined in a spherical vesicle
A. Sakashita, M. Imai, and H. Noguchi
Phys. Rev. E 89, 040701(R) 1-4, (2014) (2)

ベシクルからプロトセルへのアプローチ
佐久間由香・今井正幸
膜学会誌 39, 316-321 (2014)

リピッドワールドの物理ー脂質ベシクルの形態とダイナミクス
佐久間由香、今井正幸
生体膜の分子機構 －リピッドワールドが先導する生命科学
梅田真郷編 化学同人(2014) 京都

2013

中性子小角散乱で見たLipid Sorting
佐久間由香・今井正幸
波紋　23, 56-61 (2013)

生体膜における不均一構造の物理
好村滋行，今井正幸　
日本物理学会誌 68, 714-723 (2013)

Tubular Membrane Formation of Binary Giant Unilamellar Vesicles Composed of
Cylinder and Inverse-Cone-Shaped Lipids
Y. Sakuma, T. Taniguchi, T. Kawakatsu, and M. Imai
Biophys. J, 105, 2074-2081 (2013).

2012

Dynamics of Heterogeneity in Fluid Membranes
S. Komura, S. Ramacandran, K. Seki, and M. Imai
Advances in planar lipid bilayers and liposomes　Vol. 16 (ed. Ales Iglic) Elsevier
Chapter 5, 129-164 (2012)

Diffusion of surfactant micelles in fluid and crystal phases
M. Imai, M. Kurimoto, F. Matsuura, Y. Sakuma, and T. Kawakatsu
Soft Matter,8, 9892-9905 (2012)

Three-Dimensional Analysis of Lipid Vesicle Transformations
Ai Sakashita, Naohito Urakami, Primoz Ziherl, and Masayuki Imai
Soft Matter, 8, 8525-8796 (2012).

Lipid membrane deformation in response to a local pH modification: theory and experiments
Anne-Florence Bitbol, Nicolas Puff, Yuka Sakuma, Masayuki Imai, Jean-Baptiste Fournier, and Miglena I. Angelova
Soft Matter, 8, 6073-6082 (2012).

Three-Dimensional Analysis of Lipid Vesicle Transformations
Ai Sakashita, Naohito Urakami, Primoz Ziherl, and Masayuki Imai
Soft Matter, in press.

「微小カプセル　冷却で薬剤放出」
日経産業新聞　2012年2月28日

2011

Hydrodynamic effects on concentration fluctuations in multicomponent membranes
Sanoop Ramachandran, Shigeyuki Komura, Kazuhiko Seki and Masayuki Imai
Soft Matter 7, 1524-1531 (2011).

Numerical investigations of the dynamics of two-component vesicles
Takashi Taniguchi, Miho Yanagisawa and Masayuki Imai
J. Phys. Cond. Matt. 23, 284103 (2011).

Asymmetric distribution of cone-shaped lipids in a highly curved bilayer
revealed by a small angle neutron scattering technique
Y. Sakuma, N. Urakami, T. Taniguchi, and M. Imai
J. Phys. Cond. Matt. 23, 284104 (2011).

Molecular dynamics simulation for morphological change of water-in-oil microemulsion droplets induced by addition of polymer chains
T. Kurokawa, Naohito Urakami, K. Nakaya-Yaegashi, A. Sakashita, M. Imai, and T. Yamamoto
Soft Matter 7, 7504-7510 (2011).

Model System of Self-Reproducing Vesicles
Yuka Sakuma and Masayuki Imai
Phys. Rev. Lett. 107, 198101(1-5) (2011).

「お茶の水女子大、冷やすと内部薬剤を放出するカプセル粒子を開発」
日刊工業新聞　2011年12月5日

2010

Diffusion of domains on nanometer sized vesicle
Y. Sakuma, N. Urakami, Y. Ogata, M. Nagao, S. Komura, T. Kawakatsu and M. Imai
J. Phys. Conf. Ser. 251, 012036(1-4) (2010)

Drag coefficient of a liquid domain in a two-dimensional membrane
S. Ramachandran, S. Komura, M. Imai, and K. Seki
Eur. Phys. J. E 31, 303-310 (2010).

Order-disorder transition of nonionic onions under shear flow
Y. Suganuma, M. Imai, T. Kato, U. Olsson, and T. Takahashi
Langmuir 26, 7988-7995 (2010).

Pore Formation in a Binary Giant Vesicle Induced by Cone-Shaped Lipids
Y. Sakuma, T. Taniguchi, and M. Imai
Biophys. J. 99, 472-479 (2010).

Shape Deformation of Giant Vesicles Encapsulating Charged Colloidal Particles
Yuno Natsume, Olivier Pravaz, Hirohisa Yoshida1, and Masayuki Imai
Soft Matter 6 5359-5366 (2010).

Periodic modulation of tubular vesicles induced by phase separation
M. Yanagisawa, M. Imai, and T. Taniguchi
Phys. Rev. E 82 051928(1-9) (2010)

Shape deformations of multi-component vesicles
Masayuki Imai and Yuka Sakuma
Advances in planar lipid bilayers and liposomes Vol. 12 (ed. Ales Iglic) Elsevier
Chapter 3, 41-78 (2010)

ベシクルの形状転移
今井正幸
現代界面コロイド科学の事典－シャンプーから宇宙まで－　
丸善（2010）　238-239

ソフトマター物理における前駆現象
今井正幸
高分子 59, 17-19 (2010)

分子膜-高分子複合系の幾何学的モデル
今井正幸
高分子　59, 469-472 (2010)

2009

Nonlinear rheology of surfactant wormlike micelles bridged by telechelic polymers
H. Tabuteau, R. Laurence, K. N-Yaegashi, M. Imai, and C. Ligoure
Langmuir 25, 2467-2472 (2009).

2成分ベシクルによるマイクロメートルサイズの物質輸送システム
発明者：佐久間由香・今井正幸
権利者：お茶の水女子大学
種類：特許
番号：特願2009-42357、特開2010-195712
出願年月日：2009年2月25日出願

2008

Shape Deformation of Vesicle Coupled with Phase Separation
M. Yanagisawa, M. Imai, and T. Taniguchi
American Institute of Physics Conference Proceedings 982, 667-670 (2008)

Dynamics of Nano-Meter-Sized Domains on a Vesicle
Y. Sakuma, N. Urakami, Y. Ogata, M. Nagao, S. Komura, and M. Imai
American Institute of Physics Conference Proceedings. 982, 717-720 (2008)

Shape deformation of ternary vesicles coupled with phase separation
M. Yanagisawa, M. Imai, and T. Taniguchi
Phys. Rev. Lett. 100, 148102(1-4) (2008).

Adhesion of Binary Giant Vesicles Containing Negative Spontaneous Curvature Lipids
Induced by Phase Separation
Y. Sakuma, M. Imai, M. Yanagisawa, S. Komura
European Physical Journal E, 25, 403-413, (2008).

Lamellar to Micelle Transition of Nonionic Surfactant Assemblies Induced by Addition of
Colloidal Particles
Y. Suganuma, N. Urakami, R. Mawatari, S. Komura, Kaori Nakaya-Yaegashi and M. Imai
J. Chem. Phys. 129, 134903(1-10) (2008)

Shape Deformation of Vesicle Coupled with Phase Separation
M. Yanagisawa, M. Imai, and T. Taniguchi
Progress of Theoretical Physics Supplement 175, 71-80 (2008).

Nano-meter-sized domain formation in lipid membranes observed by small angle neutron
scattering
T. Masui, N. Urakami and M. Imai
Eur. Phys. J. E 27, 379-389 (2008).

ソフトマターにおけるメゾスコピック構造形成と構造間転移
今井正幸・太田隆夫
熱測定 35, 36-43 (2008)

2007

Growth Dynamics of Domains in Ternary Fluid Vesicles
M. Yanagisawa, M. Imai, T. Masui, S. Komura and Takao Ohta
Biophysical J. 92, 115-125 (2007).

Concentration fluctuations in binary fluid membranes
K. Seki, S. Komura and M. Imai
J. Phys.:Condens. Matter 19, 072101 (1-8) (2007).

Repulsive inter-lamellar interaction induced by addition of colloidal particles
Y. Suganuma, M. Imai and K. Nakaya
J. Applied Crystallography 40, s303-s306 (2007).

ソフトマターの秩序形成
今井正幸
シュプリンガー・ジャパン 東京　(2007) 399 pages.

2006

Microdomain Formation in Model Biomembranes
T. Masui, M. Imai, and N. Urakami
Physica B 385&386, 821-823 (2006).

Effects of Grafted Polymer Chains on Lamellar Membranes
T. Masui, M. Imai, K. Nakaya and T. Taniguchi
J. Chem. Phys. 124, 074904 (12pages) (2006).

Polymer Crystallization from the Metstable Melt:
The formation mechanism of spherulites
M. Imai and K. Kaji
Polymer 47, 5544-5554 (2006).

2005

Static and Dynamic Structures of Spherical Nonionic Surfactant Micelles during the
Disorder-Order Transition
M. Imai, I. Yoshida, T. Iwaki, and K. Nakaya
J. Chem. Phys. 122, 044906(1-9), (2005).

Surfactant Mesophases Mediated by Colloidal Particles
M. Imai, Y. Suganuma, K. Nakaya and S. Komura
J. Phys.:Condens. Matter17, S2929-S2935 (2005).

Shear-Induced Structural Transition in a Lyotropic Lamellar Phase Studied by Small-Angle Neutron and Light Scattering
T. Kato, K. Miyazaki1, Y. Kawabata1, S. Komura, M. Fujii1, and M. Imai
J. Phys.:Condens. Matter 17, S2923-S2928 (2005).

Kinetic pathway to double gyroid structure
M. Imai, K. Sakai, M. Kikuchi, K. Nakaya, A. Saeki, and T. Teramoto
J. Chem. Phys. 122, 214906(1-10)(2005).

Polymer-Confinement-Induced Nematic Transition of Microemulsion Droplets
K. Nakaya, M. Imai, S. Komura, T. Kawakatsu, and N. Urakami
Europhysics Letters,71, 494-500 (2005).

Spinodal Crystallization of Polymers: Crystallization from the Unstable Melt
K. Kaji, K. Nishida, T. Kanaya, G. Matsuba, T. Konishi and M. Imai
Adv. Polym. Sci. 191, 187-240 (2005).

界面活性剤膜＋高分子複合系の秩序形成
中谷香織・今井正幸
フレグランスジャーナル19, 17-25 (2005).

高分子鎖の拘束が誘起する球状マイクロエマルションのネマティック転移
中谷香織・今井正幸
波紋 15, 190-194 (2005).

~2004

Anomalous Decrease in Lamellar Spacing by Shear Flow in a Nonionic Surfactant/Water System
T. Kato, K. Minewaki, Y. Kawabata, M. Imai, and Y. Takahashi
Langmuir 20, 3504-8508 (2004).

Inter-lamellar interactions modulated by addition of guest components
M. Imai, R. Mawatari, K. Nakaya, and S. Komura
Eur. Phys. J. E. 13, 391-400 (2004).

Morphology Transition from Sphere to Rod by Confining the Polymer Chains in a Dilute Microemulsion System
K. Nakaya, M. Imai, S. Komura and N. Urakami
American Institute of Physics Conference Proceedings 708, 106-107, (2004).

Inter-Lamellar Interaction Mediated by Amphiphilic Triblock Copolymer
T. Masui, M. Imai, and K. Nakaya
American Institute of Physics Conference Proceedings 708, 108-109, (2004).

Fluctuation Modes Prior to Lamellar-Double Gyroid Transition of a Nonionic Surfactant/Water System
M. Imai, K. Nakaya, and T. Kawakatsu
American Institute of Physics Conference Proceedings 708, 114-115, (2004).

The Dependence of Sphere Size on the Phase Behaviors for the Mixture of Rods and Spheres.
N. Urakami and M. Imai
J. Chem. Phys. 119, 2463-2470 (2003).

Effects of Guest Hydrophobic Molecule on Stability of Ordered Meso Structure of a Surfactant/Water System
M. Imai, T. Teramoto, I. Takahashi, Y. Nishiura
J. Chem. Phys. 119, 3891-3895 (2003).

Dynamical Nature of Least Stable Fluctuation Modes of Lamellar Structure Observed in a Nonionic Surfactant/Water System
Masayuki Imai, Kaori Nakaya, T. Kawakatsu, and H. Seto
J. Chem. Phys. 119, 8103-8111 (2003).

Details of Structure Formation During the Induction Period of Spinodal-Type Polymer Crystallization
K. Kaji, K. Nishida, G. Matsuba, T. Kanaya, and M. Imai
Journal of Macromolecular Science, Physics edition, B42, 709-715 (2003).

The Effect of the Sphere Size on the Phase Behaviors in the Rod and Sphere Mixture System.
N. Urakami and M. Imai
Journal of Macromolecular Science, Physics edition, B42, 533-543 (2003).

界面活性剤膜+高分子複合系の秩序形成
中谷香織・今井正幸
オレオサイエンス　3, 531-539 (2003).

Polysaccharides Induced Crystallization of TMV Particles
M. Imai, N. Urakami, A. Nakamura, R. Takada, R. Oikawa and Y. Sano
Langmuir 18, 9918-9923 (2002).

界面活性剤がつくる秩序ナノ構造に及ぼす流動場の影響
今井正幸・中谷香織
混相流 16, 86 (2002).

Morphology of Microemulsion Droplet Confining a Single Polymer Chain
K. Nakaya, M. Imai, I. Miyata, and M. Yonese
Studies in Surface Science and Catalysis, 132, 161-164 (2001)

Kinetics of Lamellar to Gyroid Transition in a Nonionic Surfactant System
M. Imai, A. Kawaguchi, A. Saeki, K. Nakaya, T. Kato, and K. Ito
Studies in Surface Science and Catalysis 132, 35-38 (2001)

Small-Angle X-ray Scattering from the Lamellar Phase Formed in a Nonionic Surfactant (C16E7)-Water System. Analysis of Peak Position and Line Shape
K. Minewaki, T. Kato, H. Yoshida, M. Imai, and K. Ito
Langmuir, 17, 1864-1871 (2001)

Shear-Induced Ordering of Lamellar and Gyroid Structures Observed in a Nonionic Surfactant System.
M. Imai, K. Nakaya, and T. Kato
European Physical Journal E, 5, 391-402 (2001).

Kinetic Pathway of Lamellar -> Gyroid Transition: Pretransition and Transient States.
Masayuki Imai, Akira Saeki, Takashi Teramoto, Ayako Kawaguchi, Kaori Nakaya, Tadashi Kato, and Kazuki Ito
J. Chem. Phys. 115, 10525 (2001).

Fluctuations of lamellar structure prior to a lamellar->gyroid transition in a nonionic surfactant system
M.Imai,A. Kawaguchi, A. Saeki, K. Nakaya, T. Kato, K. Ito, Y. Amemiya
Phys. Rev. E 62, 6865-6874 (2000)

Morphology of Microemulsion Droplet Confining a Single Polymer Chain
K. Nakaya and M. Imai,
Journal of the Physical Society of Japan, 70, Suppl. A 338-340 (2000).

The Effects of Chondroitin Sulfate on the Tobacco Mosaic Virus Configuration
N. Urakami, M. Imai, Y. Sano, and M. Takasu
Prog. Theor. Phys. Supple. 138 390-391 (2000).

界面活性剤／水系のモルフォロジー転移のダイナミクス
今井正幸・中谷香織
液晶　4(1) 52-62 (2000)

小角散乱を用いた高分子の構造解析法
今井正幸
日本結晶学会誌 42, 129 (2000).

Slow Dynamics of Morphology Transition Observed in a Surfactant System
M. Imai, K. Nakaya, T. Kato, K. Ito, Y. Amemiya, D. Schneider
AIP Conference proceedings 469, 142-143 (1999)

Shear Effects on the Morphology Transition in a Nonionic Surfactant System
M. Imai, K. Nakaya, T. Kato, Y. Takahashi and T. Kanaya
J. Phys. Chem. Solids, 60, 1313-1319 (1999)

Tip-Splitting Crystal Growth Observed in Crystallization from Thin Films of Poly (ethylene terephthalate)
Y. Sakai, M. Imai, K. Kaji and M. Tsuji
J. Cryst. Growth, 203, 244-254 (1999)

Elasticity Effects on Domain Coarsening of Lamellar/Gyroid Transition Observed in a Nonionic Surafctant System
M. Imai, K. Nakaya and T. Kato
Phys. Rev. E, 60, 734-739 (1999)

The Isotropic-Nematic Transition and the Phase Separation of the Tabacco Mosaic Virus Particles with Polysaccharide
N. Urakami, M. Imai, Y. Sano and M. Takasu
J. Chem. Phys. 111, 2322-2328 (1999)

Conformational Change and Orientation Fluctuations of Isotactic Polystyrene
Prior to Crystallization
G. Matsuba, K. Kaji, K. Nishida, T. Kanaya and M. Imai
Polymer J. 31, 722-727 (1999)

Small-Angle Neutron Scattering Studies on Phase Behavior of Block Copolymers
H. Hasegawa, N. Sakamoto, H. Takeno, H. Jinnai, T. Hashimoto, D. Schwahn,
H. Frielinghaus, S. Janｧen, M. Imai, and K. Mortensen
J. Phys. Chem. Solids, 60, 1307-1312 (1999).

Collective Motions of a Network of Wormlike Micelles
H. Seto, T. Kato, M. Monkenbusch, T. Takeda, Y. Kawabata, M. Nagao, D. Okuhara, M. Imai, and S. Komura
J. Phys. Chem. Solids, 60, 1371-1373 (1999).

Conformational Change and Orientation Fluctuation Prior to the Crystallization of Syndiotactic Polystyrene
G. Matsuba, K. Kaji, K. Nishida, T. Kanaya and M. Imai
Macromolecules, 32, 8932-8937, (1999)

Coarsening of Cubic Lattice Domains Observed in Non-Ionic Surfactant System
M. Imai, T. Kato and D. Schneider
J. Chem. Phys. 108, 1710-1714 (1998)

Small-angle X-ray and neutron scattering from dilute solutions of cesium perfluorooctanate. Micellar growth along two dimensions
H. Iijima, T. Kato, T. Seimiyam H. Yoshida and M. Imai
J. Phys. Chem.B 102, 990-995 (1998)

Solvent contrast variation study of w/o AOT microemulsions using small-angle neutron scattering
R. Kawai-Hirai, M. Hirai, H. Iwase, S. Arai, M. Imai and Y. Matsushita
Physica B 241-243, 984-986 (1998).

Small-Angle Neutron Scattering Study on Charged Gels in Deformed State
M. Shibayama, K. Kawakubo, F. Ikkai and M. Imai
Macromolecules 31, 2586-2592 (1998).

DC and AC magnetization and small-angle neutron scattering studies of strongly interacting particle systems
T. Oku, E. Ohta, T. Sato, M. Furusaka, M. Imai and Y. Matsushita
J. Magn. Magn. Mater. 188, 291-300 (1998)

Dynamics of Structureal Formation during the Induction Period of Crystallization
K. Kaji and M. Imai
The Physics of Complex Liquids, 258-274 (1998), World Scientific

Dynamics of Morphology Transition in a Surfactant System
M. Imai, Y. Kato and D. Schneider
The Physics of Complex Liquids, 274-290 (1998), World Scientific

Fluctuations of Cubic Network Observed in Non-Ionic Surfactant System
M. Imai, T. Kato and D. Schneider
Prog. Colloid Polym. Sci. 106, 64-69 (1997)

Fluctuations and Growth of Cubic Network Observed in Non-Ionic Surfactant System
M. Imai, T. Kato and D. Schneider
J. Chem. Phys. 106, 9362-9371 (1997)

Small-Angle Neutron Scattering Study of Metallic Sodium on Phase Transition
H. Abe, R. J. Matsuo, M. Ishibashi, K. Ohshima, M. Imai and K. Kakurai
J. Phys. Soc. Jpn 66(7) 508-511 (1997)

High Pressure Cell for Small-Angle Neutron Scattering and Light Scattering Studies
of Phase Transition in Complex Liquids
H. Takeno, M. Nagao, Y. Nakayama, H. Hasegawa, T. Hashimoto, H. Seto and M. Imai
Polym. J. 29, 931-939 (1997)

A Small-Angle Neutron Scattering Study on the Small Aggregates of Bacteriochlorophylls in Solutions
Z. Wang, M. Umetsu, K. Yoza, M. Kobayashi, M. Imai, Y. Matsushita, N. Niimura
and T. Nozawa
Biochim. Biophys. Acta 1320, 73-82 (1997).

Isothermal Evolution of Long Range Order in Bulk Metallic Glass Ni15Pt60P25 Near Glass Transition: In-situ SANS Measurement
K. Shibata, T. Higuchi, A. Tsau, M. Imai and K. Suzuki
Progress of Theoretical Physics 126, 75-78 (1997)

Synthesis and SANS Characterization of Poly(vinyl methyl ether)-block-polystyrene
T. Hashimoto, H. Hasegawa, T. Hashimoto, H. Katayama, M. Kamigaito, M. Sawamoto and M. Imai
Macromolecules 30, 6819-6825 (1997)

Structure functions and interfacial mean curvetures in a ternary amphiphilic system C12E5/water/n-octane
S.K. Ghosh, S. Komura, H. Seto, J. Matsuba, T. Takeda, M. Hikosaka and M. Imai
Progr Colloid Polym. Sci. 106, 98-103 (1997)

Small-angle neutron scattering study on short-chain phoshatidylcholine micelle in the presence of sorbitol
Prog. Colloid Polym. Sci. 106, 223-227 (1997)
H. Takahashi, M. Imai, Y. Matsushita and I. Hatta

Neutron scattering study of phosphatidylinositol 4,5-bis(phosphate) aqueous dispersion
M. Hirai, T. Takizawa, K. Hayashi, S. Yabuki, M. Imai, Y. Matsushita, Y. Ito
Prog. Colloid Polym. Sci. 106, 232-236 (1997)

Micellar growth in dilute solutions of cesium perfluorooctanoate studied by small- angle X-ray and neutron scattering
H. Iijima, T. Kato, T. Seimiyam H. Yoshida and M. Imai
Prog. Colloid Polym. Sci. 106, 61-63 (1997)

中性子弾性散乱
野田一郎・松下裕秀・今井正幸
高分子学会編、新高分子実験学　第６巻高分子の構造　
共立出版 (1997)

中性子小角散乱　２.高分子
今井正幸
Radioisotopes 46(3) 186-192 (1997)

高分子の結晶化誘導期間における秩序形成
今井正幸・梶慶輔
固体物理　32(6) 1-10 (1997)

高分子の結晶化誘導期のダイナミクス
梶慶輔・今井正幸
高分子　46(10) 765-771 (1997)

Small-Angle Neutron Scattering Instrument of Institute for Solid State Physics, the University of Tokyo (SANS-U) and Its Application to Biology
Y. Ito, M. Imai and S. Takahashi
p.115 -126 in "Neutrons in Biology" Ed. B. Schoenborn and R. Knott, Plenum, New York (1996).

Crossover From Mean Field to Three-Dimensional Ising Critical Behavior in a Three-Component Microemulsion System
H. Seto, D. Schwahn, M. Nagao, E. Yokoi, S. Komura, M. Imai and K. Mortensen
Physical Review E 54, 629-633 (1996).

Change of Distribution of Free Volume Holes During Crystallization of Poly(ethylene terephthalate) Revealed by Positron Annihilation Lifetime Spectroscopy
H. F. M. Mohamed, Y. Ito and M. Imai
J. Chem. Phys. 105, 4841-4845, (1996).

Growth Shape Observed in Two-Dimensional Poly(ethylene terephthalate) Spherulites
Y. Sakai, M. Imai, K. Kaji and M. Tsuji
Macromolecules 29, 8830-8834 (1996)

Low-Energy Excitations of Amorphous and Semicrystalline Poly(ethylene terephthalate)s
T. Kanaya, M. Imai and K. Kaji
Physica B 226, 82-85 (1996).

Structural evolution and microscopic interactions in a three-component amphiphilic microemulsion system
S. Komura, H. Seto, T. Takeda, M. Nagao, Y. Ito and M. Imai
J. Chem. Phys. 105, 3264-3277 (1996).

Chain Conformation in Induction Period of Crystallization of Poly(ethylene terephthalate)
M. Imai, K. Kaji, T. Kanaya and Y. Sakai
Physica B, 213&214, 718-720 (1995)

Small Angle Neutron Scattering Instrument of Institute for Solid State Physics, the University of Tokyo (SANS-U)
Y. Ito, M. Imai and S. Takahashi
Physica B, 213&214, 889-891 (1995)

Ordering Process in the Induction Period of Crystallization of Poly(ethylene terephthalate)
M. Imai, K. Kaji, T. Kanaya and Y. Sakai
Physical Review B 52, 12696-12704 (1995)

Dynamical aspect of physical gelation of syndiotactic polystyrene revealed bytime-resolved SANS
M. Kobayashi, T. Yoshioka, M. Imai and Y. Itoh
Physica B, 213&214, 734-736 (1995)

Small-angle neutron scattering study of the micelle structure of amphiphilic block copolymer
H. Yamaoka, H. Matsuoka, K. Sumaru, S. Hanada, M. Imai and G.D. Wignall
Physica B, 213&214, 700-702 (1995)

Alternating Lamellar Structure of Triblock Copolymers of the ABA Type
Y. Matsushita, M. Nomura, J. Watanabe, Y. Mogi, I. Noda and M. Imai
Macromolecules, 28, 6007-6013 (1995).

Small-angle neutron scattering study of recombinant yeast-derived human hepatitis B virus surface antigen vaccine particle
M. Sato, Y. Ito, K. Kameyama, M. Imai, N. Ishikawa and T. Takagi
Physica B, 213&214, 757-759 (1995)

Study on Local Magnetic Flux Distribution in TypeII Superconductors by Means of Small-Angle Neutron Scatering
K. Osamura, H. Okuda, M. Furusaka, Y. Ito, M. Imai, T. Matsushita and E.S. Otabe
IEEE Transactions on Applied Superconductivity, 5, 1810-1813 (1995)

SANS measurements of liquid and amorphous selenium
M. Inui, S. Takeda, K. Maruyama, Y. Kawakita, S. Tamaki and M. Imai
Physica B, 213&214, 552-554 (1995).

Critical crossover phenomena in compatible polymer blends studied with SANS
D. Schwahn, S. Janｧen, L. Willneer, T. Schmakers, T. Springer, K. Mortensen,
H. Takeno, H. Hasegawa, H. Jinnai, T. Hashimoto and M. Imai
Physica B, 213&214, 685-687 (1995)

Structural Ordering on Physical Gelation of Syndiotactic Polystyrene Dispersed in Chloroform Studied by Time-Resolved Measurements of Small Angle Neutron Scattering (SANS) and Infrared Spectroscopy
M. Kobayashi, T. Yoshioka, M. Imai and Y. Itoh
Macromolecules, 28, 7376-7385 (1995).

Effects of Polymer Adsorption on Structures and Rheology of Colloidal Silica Suspensions
M. Kawaguchi, R. Nata, M. Imai and T. Kato
Langmuir, 11, 4323-4327 (1995).

Cocrystallization and Phase Segregation of Polyethylene Blends between the D and H species. 8. - Small-Angleneutron Scattering Study of the Molten State and the Structural Relationship of Chains between the Melt and the Crystalline State -
K. Tashiro, K. Imanishi, M. Izuchi, M. Kobayashi, Y. Itoh, M. Imai, Y. Yamaguchi, M. Ohashi and R. Stein
Macromolecules, 28, 8484-8490 (1995)

Peripherally Biased Distribution of Antigen Proteins on the Recombinant Yeast-Derived Human Hepatitis B Virus Surface Antigen Vaccine Particle: Structural Characteristics Revealed by Small-Angle Neutron Scattering Using Contrast Variation Method
M. Sato, Y. M. Sato, K. Kameyama, N. Ishikawwa, M. Imai, Y. Ito, and T. Takagi
J. Biochem. 118, 1297-1302 (1995)

高分子が結晶化する時
今井正幸、梶慶輔
高分子加工 44, 146-154 (1995)

Structural Formation of Poly(ethylene terephthalate) during the Induction Period of Crystallization 3. -Evolution of Density Fluctuation to Lamellar Crystal -
M.Imai, K. Kaji and T. Kanaya
Macromolecules 27, 7103-7108 (1994)

Microstructural Effects on the Ginzburg Number and the Crossover Behavior in d-PB/PS Blends
D. Schwahn, H. Takeno, L. Willner, H. Hasegawa, H. Jinnai, T. Hashimoto and M. Imai
Phys. Rev. Lett. 73, 3427-3430 (1994)

高分子の結晶化
今井正幸
海外高分子研究 40, 43-44 (1994)

高分子の結晶化 -絡まった一次元鎖が格子を組むとき-
今井正幸、梶慶輔
表面 32, 436-445 (1994)

Orientaion Fluctuations of Poly(ethylene terephthalate) during the Induction Period of Crystallization
M. Imai, K. Kaji and T. Kanaya
Physical Review Letters 71, 4162-4165, (1993)

Structural Formation of Poly(ethylene terephthalate) during the Induction Period of Crystallization 1. -Ordered Structure Appearing before Crystal Nucleation -
M.Imai, K. Mori, T. Mizukami, K. Kaji and T. Kanaya
Polymer 33, 4451-4456, (1992)

Structural Formation of Poly(ethylene terephthalate) during the Induction Period of Crystallization 2. -Kinetic Analysis based on the theories of phase separation -
M.Imai, K. Mori, T. Mizukami, K. Kaji and T. Kanaya
Polymer 33, 4457-4462, (1992)

Structural Formation of Poly(ethylene terephthalate) during Annealing Process
M. Imai, T. Mizukami, T. Kanaya and K. Kaji
American Institute of Physics Conference Proceedings 256, 230-231, (1991)

ポリエチレンテレフタレートの結晶化誘導期における構造形成過程
今井正幸・梶慶輔
物性研究 56, 445-451, (1991)

SERS Intensity of Pyridine and Its Derivatives Adsorbed on Ag Electrodes
M. Kobayashi and M. Imai
Surface Science 158, 275-285, (1985)