• 2184 Citations
  • 25 h-Index
1983 …2020

Research output per year

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Research Output

Volume Phase Transitions of Gels in Hydrocarbons

Masahiko, A., Tanaka, T. & Osada, Y., Aug 1 1992, In : Macromolecules. 25, 18, p. 4826-4827 2 p.

Research output: Contribution to journalLetter

17 Citations (Scopus)

Volume phase transition of bovine vitreous body in vitro and determination of its dynamics

Matsuura, T., Hara, Y., Taketani, F., Yukawa, E., Maruoka, S., Kawasaki, K. & Masahiko, A., Jul 1 2004, In : Biomacromolecules. 5, 4, p. 1296-1302 7 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Volume phase transition of bovine vitreous body in vitro and determination of its dynamics

Matsuura, T., Annaka, M., Kojima, M., Shimoyama, K. & Hara, Y., Nov 1 2010, In : Folia Japonica de Ophthalmologica Clinica. 3, 11, p. 1113-1119 7 p.

Research output: Contribution to journalArticle

125 Citations (Scopus)

Vesicle formation in oleyldimethylamine oxide/sodium oleate mixtures

Tanaka, S., Kawasaki, H., Suzuki, M., Masahiko, A., Nemoto, N., Almgren, M. & Maeda, H., Jan 1 2004, In : Colloid and Polymer Science. 282, 10, p. 1140-1145 6 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Ultra-small- and small-angle neutron scattering studies of self-assembly in poly(N-isopropylacrylamide)-block-poly (ethylene glycol) aqueous solution

Motokawa, R., Koizumi, S., Masahiko, A., Nakahira, T. & Hashimoto, T., Jul 29 2005, In : Progress in Colloid and Polymer Science. 130, p. 85-96 12 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

UCST-type cononsolvency behavior of poly(2-methacryloxyethyl phosphorylcholine) in the mixture of water and ethanol

Matsuda, Y., Kobayashi, M., Masahiko, A., Ishihara, K. & Takahara, A., Jul 17 2008, In : Polymer Journal. 40, 5, p. 479-483 5 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Transport properties of comb-type grafted and normal-type N-isopropylacrylamide hydrogel

Annaka, M., Sugiyama, M., Kasai, M., Nakahira, T., Matsuura, T., Seki, H., Aoyagi, T. & Okano, T., Oct 1 2002, In : Langmuir. 18, 20, p. 7377-7383 7 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)

Total synthesis of apramycin

Tatsuta, K., Akimoto, K., Takahashi, H., Hamatsu, T., Annaka, M. & Kinoshita, M., Jan 1 1983, In : Tetrahedron Letters. 24, 44, p. 4868-4870 3 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Time-resolved small-angle neutron scattering study on soap-free emulsion polymerization

Motokawa, R., Koizumi, S., Hashimoto, T., Nakahira, T. & Masahiko, A., Nov 27 2006, In : Physica B: Condensed Matter. 385-386 I, p. 780-782 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Time-resolved gel permeation chromatographic study on poly(N- isopropylacrylamide)-block-poly(ethylene glycol) prepared by soap-free emulsion polymerization

Motokawa, R., Nakahira, T., Annaka, M., Hashimoto, T. & Koizumi, S., Dec 2004, In : polymer. 45, 26, p. 9019-9022 4 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Three dimensional crystallographic determination of the body-centered cubic morphologies of shear-aligned hydrophobically end-capped polyethylene glycol

Taguchi, H., Masahiko, A., Sugiyama, M. & Vigild, M., 2006, Polymer Preprints, Japan - 55th SPSJ Annual Meeting. 1 ed. Vol. 55. p. 1047 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Thermosensitive micellization of poly(ethylene glycol)-b-Poly(N- isopropylacrylamide) in water

Nishizono, K., Kobayashi, M., Takahara, A. & Masahiko, A., Oct 18 2006. 1 p.

Research output: Contribution to conferencePaper

Thermosensitive diblock copolymer of poly(N-isopropylacrylamide) and poly(ethylene glycol) in water: Polymer preparation and solution behavior

Motokawa, R., Morishita, K., Koizumi, S., Nakahira, T. & Masahiko, A., Jun 28 2005, In : Macromolecules. 38, 13, p. 5748-5760 13 p.

Research output: Contribution to journalArticle

124 Citations (Scopus)

Thermo-sensitive amphiphilic polymer as in-situ gelation biometerial for injectable vitreous substitute

Annaka, M., Matsuura, T., Hara, Y., Yokoyama, Y. & Hamano, M., Dec 1 2008, 8th World Biomaterials Congress 2008. 1 p. (8th World Biomaterials Congress 2008; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Thermoresponsive polymer brush surfaces with hydrophobic groups for all-aqueous chromatography

Nagase, K., Kumazaki, M., Kanazawa, H., Kobayashi, J., Kikuci, A., Akiyama, Y., Masahiko, A. & Okano, T., Apr 28 2010, In : ACS Applied Materials and Interfaces. 2, 4, p. 1247-1253 7 p.

Research output: Contribution to journalArticle

44 Citations (Scopus)

Thermo-responsive polymer brush-grafted porous polystyrene beads for all-aqueous chromatography

Mizutani, A., Nagase, K., Kikuchi, A., Kanazawa, H., Akiyama, Y., Kobayashi, J., Annaka, M. & Okano, T., Jan 22 2010, In : Journal of Chromatography A. 1217, 4, p. 522-529 8 p.

Research output: Contribution to journalArticle

68 Citations (Scopus)

The gel that memorizes phases

Masahiko, A., Tokita, M., Tanaka, T., Tanaka, S. & Nakahira, T., Jan 1 2000, In : Journal of Chemical Physics. 112, 1, p. 471-477 7 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Temperature dependence of circular dichroism and fluorescence decay of pyrene appended to the side chains of poly-L-glutamine

Shoji, O., Nakajima, D., Ohkawa, M., Fujiwara, Y., Annaka, M., Yoshikuni, M. & Nakahira, T., Jun 17 2003, In : Macromolecules. 36, 12, p. 4557-4566 10 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Swelling behavior of covalently cross-linked gellan gels

Annaka, M., Ogata, Y. & Nakahira, T., Jul 27 2000, In : Journal of Physical Chemistry B. 104, 29, p. 6755-6760 6 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Study on the rapid deswelling mechanism of comb-type N-isopropylacrylamide gels

Annaka, M., Matsuura, T., Yoshimoto, E., Taguchi, H., Sasaki, S., Sugiyama, M., Hara, Y. & Okano, T., Nov 15 2004, In : Colloids and Surfaces B: Biointerfaces. 38, 3-4 SPEC. ISS., p. 201-207 7 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Study on the microscopic structure and the dynamics of water for pig cornea in the process of desiccation

Annaka, M., Matsuura, T., Tsujinaka, H., Ikeda, H. & Hara, Y., Nov 1 2010, In : Folia Japonica de Ophthalmologica Clinica. 3, 11, p. 1173-1179 7 p.

Research output: Contribution to journalArticle

Study on self-assembly of telechelic hydrophobically modified poly(N-isopropylacrylamide) in water

Fujimoto, T., Yoshimoto, E. & Masahiko, A., 2009, Gels: Structures, Properties, and Functions. Vol. 136. p. 77-86 10 p. (Progress in Colloid and Polymer Science; vol. 136).

Research output: Chapter in Book/Report/Conference proceedingChapter

Studies on the states of water and sodium ions in poly(N-isopropylacrylamide) gel

Masahiko, A., Motokawa, K. & Nakahira, T., Dec 1 2000, In : Japanese Journal of Applied Physics, Part 1: Regular Papers & Short Notes. 39, 12 A, p. 6643-6646 4 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Structure investigation of metal ions clustering in dehydrated gel using X-ray anomalous dispersion effect

Soejima, Y., Kuwajima, S., Sugiyama, M., Annaka, M., Nakamura, A., Hiramatsu, N. & Hara, K., Aug 1 2003, In : journal of the physical society of japan. 72, 8, p. 2110-2113 4 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Structural Study of Four-Armed Amphiphilic Star-Block Copolymers: Pristine and End-Linked Tetronic T1307

Mortensen, K. & Masahiko, A., Feb 16 2016, In : ACS Macro Letters. 5, 2, p. 224-228 5 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Stretching PEO-PPO Type of Star Block Copolymer Gels: Rheology and Small-Angle Scattering

Mortensen, K. & Masahiko, A., Dec 18 2018, In : ACS Macro Letters. 7, 12, p. 1438-1442 5 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Stereoregulation of thermoresponsive polymer brushes by surface-initiated living radical polymerization and the effect of tacticity on surface wettability

Idota, N., Nagase, K., Tanaka, K., Okano, T. & Annaka, M., Dec 7 2010, In : Langmuir. 26, 23, p. 17781-17784 4 p.

Research output: Contribution to journalArticle

26 Citations (Scopus)

Soap-free emulsion polymerization of poly(ethylene glycol)block-poly(N- isopropylacrylamide): Elucidation of specific reaction fields for quasi-living polymerization by time-resolved SANS

Motokawa, R., Koizumi, S., Hashimoto, T., Annaka, M. & Nakahira, T., Jan 26 2010, In : Macromolecules. 43, 2, p. 752-764 13 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Small-angle scattering study of mesoscopic structures in charged gel and their evolution on dehydration

Sugiyama, M., Annaka, M., Hara, K., Vigild, M. E. & Wignall, G. D., Jul 3 2003, In : Journal of Physical Chemistry B. 107, 26, p. 6300-6308 9 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Small-angle neutron scattering study on microstructure of poly(N-isopropylacrylamide)-block-poly(ethylene glycol) in water

Motokawa, R., Masahiko, A., Nakahira, T. & Koizumi, S., Nov 15 2004, In : Colloids and Surfaces B: Biointerfaces. 38, 3-4 SPEC. ISS., p. 213-219 7 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Single-crystalline platinum nanosheets from nonionic surfactant 2-D self-assemblies at solid/aqueous solution interfaces

Kawasaki, H., Uota, M., Yoshimura, T., Fujikawa, D., Sakai, G., Annaka, M. & Kijima, T., Nov 22 2005, In : Langmuir. 21, 24, p. 11468-11473 6 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Side-chain chromophore orientation and excitation energy transport in films prepared from poly[N5-(R)- and N5-(S)-1-(1-naphthyl)ethyl-L-glutamines]

Shoji, O., Higashi, Y., Hishinuma, S., Sato, M., Masahiko, A., Yoshikuni, M. & Nakahira, T., Mar 12 2002, In : Macromolecules. 35, 6, p. 2116-2121 6 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Shape of α-crystallin analyzed by small-angle neutron scattering

Sugiyama, M., Fujii, N., Morimoto, Y., Otomo, T., Takata, S., Misawa, M., Annaka, M., Itoh, K., Mori, K., Sato, T., Kurabayashi, S. & Fukunaga, T., Apr 1 2007, In : Journal of Applied Crystallography. 40, SUPPL. 1, p. s200-s204

Research output: Contribution to journalArticle

1 Citation (Scopus)

Self-assembly of thermosensitive diblock copolymer in water

Masahiko, A., Yoshimoto, E., Morishita, K., Sugiyama, M., Hino, Y. & Fukunaga, T., Apr 2004, In : KURRI Progress Report. 1 p., 4.03.

Research output: Contribution to journalArticle

Self-assembly of colloidal complexes in diblock copolymer of Poly(N-isopropyl acrylamide)-b-poly(acrylic acid) and surfactant solutions

Morishita, K. & Masahiko, A., 2006, Polymer Preprints, Japan - 55th SPSJ Annual Meeting. 1 ed. Vol. 55. p. 1024 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Secondary structure and side-chain chromophore orientation of isotactic poly(methacrylamide)s in solid film

Fan, L., Fukada, T., Annaka, M., Yoshikuni, M. & Nakahira, T., Jan 1 1999, In : Polymer Journal. 31, 4, p. 364-368 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Secondary structure and side-chain chromophore orientation in poly(L-glutamines) having pyrene chromophores in the side chains

Shoji, O., Okumura, M., Kuwata, H., Sumida, T., Kato, R., Annaka, M., Yoshikuni, M. & Nakahira, T., Jun 5 2001, In : Macromolecules. 34, 12, p. 4270-4276 7 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Screening effect on nanostructure of charged gel

Sugiyama, M., Masahiko, A., Hino, M., Fukunaga, T., Vigild, M. E. & Hara, K., Jul 15 2004, In : Physica B: Condensed Matter. 350, 1-3 SUPPL. 1

Research output: Contribution to journalArticle

1 Citation (Scopus)

SANS Study on the Rapid Shrinking of Comb-Type Grafted NIPA Gel

Annaka, M., Apr 1 2002, In : KURRI Progress Report. 1 p.

Research output: Contribution to journalArticle

SANS study on rapid shrinking of comb-type poly(N-isopropylacrylamide) gels

Masahiko, A., Sugiyama, M., Matsuura, T., Hino, M., Fukunaga, T., Hara, Y. & Okano, T., Jul 15 2004, In : Physica B: Condensed Matter. 350, 1-3 SUPPL. 1

Research output: Contribution to journalArticle

2 Citations (Scopus)

SANS study of the structural evolution in NIPA/SA gel on dehydration

Sugiyama, M., Annaka, M., Maeda, Y. & Hara, K., Dec 1 2002, In : Applied Physics A: Materials Science and Processing. 74, SUPPL.I

Research output: Contribution to journalArticle

4 Citations (Scopus)

Salt-induced volume phase transition of poly (N-isopropylacrylamide) gel

Masahiko, A., Morishita, K., Sugiyama, M. & Fukunaga, T., Apr 2006, In : KURRI Progress Report. p. 192 1 p.

Research output: Contribution to journalArticle

Salt-induced volume phase transition of poly(N-isopropylacrylamide) gel

Masahiko, A., Motokawa, K., Sasaki, S., Nakahira, T., Kawasaki, H., Maeda, H., Amo, Y. & Tominaga, Y., Oct 8 2000, In : Journal of Chemical Physics. 113, 14, p. 5980-5985 6 p.

Research output: Contribution to journalArticle

83 Citations (Scopus)

Salt effect on volume phase transition of a gel

Masahiko, A., Amo, Y., Sasaki, S., Tominaga, Y., Motokawa, K. & Nakahira, T., Jan 1 2002, In : Physical Review E - Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics. 65, 3

Research output: Contribution to journalArticle

14 Citations (Scopus)
9 Citations (Scopus)

Salt effect on elastic properties of shrunken N-isopropylacrylamide gel

Sasaki, S., Koga, S. & Annaka, M., Jul 17 2003, In : Journal of Physical Chemistry B. 107, 28, p. 6893-6897 5 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Salt effect on complex formation of neutral/polyelectrolyte block copolymers and oppositely charged surfactants

Matsuda, T. & Annaka, M., Jun 3 2008, In : Langmuir. 24, 11, p. 5707-5713 7 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)