Stimulus-responsive polymer brushes on surfaces: Transduction mechanisms and applications

Progress in Polymer Science (Oxford)

Volumn 35, Issue 1-2, 2010, Pages 94-112

  Chen, Tao ^a   Ferris, Robert ^a   Zhang, Jianming ^a   Ducker, Robert ^a   Zauscher, Stefan ^a  

^a Duke University   (United States)

Author keywords

Chemical sensing; Mechanical actuation; Mechanotransduction; Micro nanomaterials fabrication; Wettability switching

Indexed keywords

CHEMICAL SENSING; ENVIRONMENTAL SENSING; EXTERNAL STIMULUS; MECHANICAL ACTUATIONS; MECHANICAL STRESS; MECHANOTRANSDUCTION; MICRO/NANOMATERIALS FABRICATION; RECENT PROGRESS; RESPONSIVE POLYMER; SMART MATERIALS; SOLVENT COMPOSITION; SURFACE ENERGIES; SURFACE WETTABILITY; TRANSDUCTION MECHANISM;

BRUSHES; ELECTROCHEMICAL SENSORS; IONIC STRENGTH; MECHANISMS; SURFACE CHEMISTRY; SURFACE TENSION; SURFACES;

STRESSES;

EID: 73749083915     PISSN: 00796700     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.progpolymsci.2009.11.004     Document Type: Review

References (135)

1. Halperin A., Tirrell M., and Lodge T.P. Tethered chains in polymer microstructures. Adv Polym Sci 100 (1992) 31-71
2. Zhao B., and Brittain W.J. Polymer brushes: surface-immobilized macromolecules. Prog Polym Sci 25 (2000) 677-710
3. Milner S.T., Witten T.A., and Cates M.E. Theory of the grafted polymer brush. Macromolecules 21 (1988) 2610-2619
4. Brittain W.J., and Minko S. A structural definition of polymer brushes. J Polym Sci Part A Polym Chem 45 (2007) 3505-3512
5. Edmondson S., Osborne V.L., and Huck W.T.S. Polymer brushes via surface-initiated polymerizations. Chem Soc Rev 33 (2004) 14-22
6. Zhou F., and Huck W.T.S. Surface grafted polymer brushes as ideal building blocks for "smart" surfaces. Phys Chem Chem Phys 8 (2006) 3815-3823
7. Jordan R., Ulman A., Kang J.F., Rafailovich M.H., and Sokolov J. Surface-initiated anionic polymerization of styrene by means of self-assembled monolayers. J Am Chem Soc 121 (1999) 1016-1022
8. Ingall M.D.K., Honeyman C.H., Mercure J.V., Bianconi P.A., and Kunz R.R. Surface functionalization and imaging using monolayers and surface-grafted polymer layers. J Am Chem Soc 121 (1999) 3607-3613
9. Chen W., Fadeev A.Y., Hsieh M.C., Oner D., Youngblood J., and McCarthy T.J. Ultrahydrophobic and ultralyophobic surfaces: Some comments and examples. Langmuir 15 (1999) 3395-3399
10. Husemann M., Mecerreyes D., Hawker C.J., Hedrick J.L., Shah R., and Abbott N.L. Surface-initiated polymerization for amplification of self-assembled monolayers patterned by microcontact printing. Angew Chem Int Ed 38 (1999) 647-649
11. Prucker O., Naumann C.A., Ruhe J., Knoll W., and Frank C.W. Photochemical attachment of polymer films to solid surfaces via monolayers of benzophenone derivatives. J Am Chem Soc 121 (1999) 8766-8770
12. Gurtner C., Wun A.W., and Sailor M. Surface modification of porous silicon by electrochemical reduction of organo halides. Angew Chem Int Ed 38 (1999) 1966-1968
13. Matyjaszewski K., and Xia J.H. Atom transfer radical polymerization. Chem Rev 101 (2001) 2921-2990
14. Patten T.E., and Matyjaszewski K. Copper(I)-catalyzed atom transfer radical polymerization. Acc Chem Res 32 (1999) 895-903
15. Matyjaszewski K., Dong H.C., Jakubowski W., Pietrasik J., and Kusumo A. Grafting from surfaces for "everyone": ARGET ATRP in the presence of air. Langmuir 23 (2007) 4528-4531
16. Grubbs R.H., and Chang S. Recent advances in olefin metathesis and its application in organic synthesis. Tetrahedron 54 (1998) 4413-4450
17. Ducker R., Garcia A., Zhang J.M., Chen T., and Zauscher S. Polymeric and biomacromolecular brush nanostructures: progress in synthesis patterning and characterization. Soft Matter 4 (2008) 1774-1786
18. Prucker O., Schimmel M., Tovar G., Knoll W., and Ruhe J. Microstructuring of molecularly thin polymer layers by photolithography. Adv Mater 10 (1998) 1073-1077
19. Husemann M., Morrison M., Benoit D., Frommer K.J., Mate C.M., Hinsberg W.D., et al. Manipulation of surface properties by patterning of covalently bound polymer brushes. J Am Chem Soc 122 (2000) 1844-1845
20. Zhou F., Jiang L., Liu W.M., and Xue Q.J. Fabrication of chemically tethered binary polymer-brush pattern through two-step surface-initiated atomic-transfer radical polymerization. Macromol Rapid Commun 25 (2004) 1979-1983
21. Tu H., Heitzman C.E., and Braun P.V. Patterned poly(N-isopropylacrylamide) brushes on silica surfaces by microcontact printing followed by surface-initiated polymerization. Langmuir 20 (2004) 8313-8320
22. Ma H.W., Hyun J.H., Stiller P., and Chilkoti A. "Non-fouling" oligo(ethylene glycol)-functionalized polymer brushes synthesized by surface-initiated atom transfer radical polymerization. Adv Mater 16 (2004) 338-341
23. Zhou F., Zheng Z.J., Yu B., Liu W.M., and Huck W.T.S. Multicomponent polymer brushes. J Am Chem Soc 128 (2006) 16253-16258
24. Ahn S.J., Kaholek M., Lee W.K., LaMattina B., LaBean T.H., and Zauscher S. Surface-initiated polymerization on nanopatterns fabricated by electron-beam lithography. Adv Mater 16 (2004) 2141-2145
25. Brough B., Christman K.L., Wong T.S., Kolodziej C.M., Forbes J.G., Wang K., et al. Surface initiated actin polymerization from top-down manufactured nanopatterns. Soft Matter 3 (2007) 541-546
26. Eck W., Stadler V., Geyer W., Zharnikov M., Golzhauser A., and Grunze M. Generation of surface amino groups on aromatic self-assembled monolayers by low energy electron beams - a first step towards chemical lithography. Adv Mater 12 (2000) 805-808
27. Ballav N., Schilp S., and Zharnikov M. Electron-beam chemical lithography with aliphatic self-assembled monolayers. Angew Chem Int Ed 47 (2008) 1421-1424
28. Schilp S., Ballav N., and Zharnikov M. Fabrication of a full-coverage polymer nanobrush on an electron-beam-activated template. Angew Chem Int Ed 47 (2008) 6786-6789
29. Kaholek M., Lee W.K., LaMattina B., Caster K.C., and Zauscher S. Fabrication of stimulus-responsive nanopatterned polymer brushes by scanning-probe lithography. Nano Lett 4 (2004) 373-376
30. Lee W.K., Caster K.C., Kim J., and Zauscher S. Nanopatterned polymer brushes by combining AFM anodization lithography with ring-opening metathesis polymerization in the liquid and vapor phase. Small 2 (2006) 848-853
31. Liu X.G., Guo S.W., and Mirkin C.A. Surface and site-specific ring-opening metathesis polymerization initiated by dip-pen nanolithography. Angew Chem Int Ed 42 (2003) 4785-4789
32. Genua A., Alduncin J.A., Pomposo J.A., Grande H., Kehagias N., Reboud V., et al. Functional patterns obtained by nanoimprinting lithography and subsequent growth of polymer brushes. Nanotechnology 18 (2007) 1-7
33. Liu Y., Klep V., and Luzinov I. To patterned binary polymer brushes via capillary force lithography and surface-initiated polymerization. J Am Chem Soc 128 (2006) 8106-8107
34. Brinks M.K., Hirtz M., Chi L.F., Fuchs H., and Studer A. Site-selective surface-initiated polymerization by Langmuir-Blodgett lithography. Angew Chem Int Ed 46 (2007) 5231-5233
35. Minko S. Responsive polymer brushes. Polym Rev 46 (2006) 397-420
36. Luzinov I., Minko S., and Tsukruk V.V. Adaptive and responsive surfaces through controlled reorganization of interfacial polymer layers. Prog Polym Sci 29 (2004) 635-698
37. Luzinov I., Minko S., and Tsukruk V.V. Responsive brush layers: from tailored gradients to reversibly assembled nanoparticles. Soft Matter 4 (2008) 714-725
38. Senaratne W., Andruzzi L., and Ober C.K. Self-assembled monolayers and polymer brushes in biotechnology: current applications and future perspectives. Biomacromolecules 6 (2005) 2427-2448
39. Kaholek M., Lee W.K., Ahn S.J., Ma H.W., Caster K.C., LaMattina B., et al. Stimulus-responsive poly(N-isopropylacrylamide) brushes and nanopatterns prepared by surface-initiated polymerization. Chem Mater 16 (2004) 3688-3696
40. Vyas M.K., Schneider K., Nandan B., and Stamm M. Switching of friction by binary polymer brushes. Soft Matter 4 (2008) 1024-1032
41. Sun T.L., Wang G.J., Feng L., Liu B.Q., Ma Y.M., Jiang L., et al. Reversible switching between superhydrophilicity and superhydrophobicity. Angew Chem Int Ed 43 (2004) 357-360
42. Granville A.M., Boyes S.G., Akgun B., Foster M.D., and Brittain W.J. Thermoresponsive behavior of semifluorinated polymer brushes. Macromolecules 38 (2005) 3263-3270
43. He Q., Kueller A., Schilp S., Leisten F., Kolb H.A., Grunze M., et al. Fabrication of controlled thermosensitive polymer nanopatterns with one-pot polymerization through chemical lithography. Small 3 (2007) 1860-1865
44. Motornov M., Sheparovych R., Katz E., and Minko S. Chemical gating with nanostructured responsive polymer brushes: mixed brush versus homopolymer brush. ACS Nano 2 (2008) 41-52
45. Sanjuan S., and Tran Y. Stimuli-responsive interfaces using random polyampholyte brushes. Macromolecules 41 (2008) 8721-8728
46. Geoghegan M., Ruiz-Perez L., Dang C.C., Parnell A.J., Martin S.J., Howse J.R., et al. The pH-induced swelling and collapse atom transfer radical polymerization. Soft Matter 2 (2006) 1076-1080
47. Choi E.Y., Azzaroni O., Cheng N., Zhou F., Kelby T., and Huck W.T.S. Electrochemical characteristics of polyelectrolyte brushes with electroactive counterions. Langmuir 23 (2007) 10389-10394
48. Wittemann A., Drechsler M., Talmon Y., and Ballauff M. High elongation of polyelectrolyte chains in the osmotic limit of spherical polyelectrolyte brushes: a study by cryogenic transmission electron microscopy. J Am Chem Soc 127 (2005) 9688-9689
49. Fries K., Samanta S., Orski S., and Locklin J. Reversible colorimetric ion sensors based on surface initiated polymerization of photochromic polymers. Chem Commun (2008) 6288-6290
50. Samanta S., and Locklin J. Formation of photochromic spiropyran polymer brushes via surface-initiated ring-opening metathesis polymerization: reversible photocontrol of wetting behavior and solvent dependent morphology changes. Langmuir 24 (2008) 9558-9565
51. Ionov L., Stamm M., Minko S., Hoffmann F., and Wolff T. Switching and structuring of binary reactive polymer brush layers. Macromol Symp 210 (2004) 229-235
52. Azzaroni O., Trappmann B., van Rijn P., Zhou F., Kong B., and Huck W.T.S. Mechanically induced generation of counterions inside surface-grafted charged macromolecular films: Towards enhanced mechanotransduction in artificial systems. Angew Chem Int Ed 45 (2006) 7440-7443
53. Jonas A.M., Hu Z.J., Glinel K., and Huck W.T.S. Chain entropy and wetting energy control the shape of nanopatterned polymer brushes. Macromolecules 41 (2008) 6859-6863
54. Ionov L., Houbenov N., Sidorenko A., Stamm M., and Minko S. Smart microfluidic channels. Adv Funct Mater 16 (2006) 1153-1160
55. Seino M., Yokomachi K., Hayakawa T., Kikuchi R., Kakimoto M., and Horiuchi S. Preparation of poly(N-isopropylacrylamide) grafted silica bead using hyperbranched polysiloxysilane as polymer brush and application to temperature-responsive HPLC. Polymer 47 (2006) 1946-1952
56. Pinto J.C., Whiting G.L., Khodabakhsh S., Torre L., Rodriguez A.B., Dalgliesh R.M., et al. Organic thin film transistors with polymer brush gate dielectrics synthesized by atom transfer radical polymerization. Adv Funct Mater 18 (2008) 36-43
57. Lokuge I., Wang X., and Bohn P.W. Temperature-controlled flow switching in nanocapillary array membranes mediated by poly(N-isopropylacrylamide) polymer brushes grafted by atom transfer radical polymerization. Langmuir 23 (2007) 305-311
58. Whiting G.L., Snaith H.J., Khodabakhsh S., Andreasen J.W., Breiby D., Nielsen M.M., et al. Enhancement of charge-transport characteristics in polymeric films using polymer brushes. Nano Lett 6 (2006) 573-578
59. Ryan A.J., Crook C.J., Howse J.R., Topham P., Geoghegan M., Martin S.J., et al. Mechanical actuation by responsive polyelectrolyte brushes and triblock gels. J Macromol Sci Phys B44 (2005) 1103-1121
60. Abu-Lail N.I., Kaholek M., LaMattina B., Clark R.L., and Zauscher S. Micro-cantilevers with end-grafted stimulus-responsive polymer brushes for actuation and sensing. Sens Actuators B 114 (2006) 371-378
61. Mitsuishi M., Koishikawa Y., Tanaka H., Sato E., Mikayama T., Matsui J., et al. Nanoscale actuation of thermoreversible polymer brushes coupled with localized surface plasmon resonance of gold nanoparticles. Langmuir 23 (2007) 7472-7474
62. Gupta S., Agrawal M., Uhlmann P., Simon F., Oertel U., and Stamm M. Gold nanoparticles immobilized on stimuli responsive polymer brushes as nanosensors. Macromolecules 41 (2008) 8152-8158
63. Li L., Li J., and Lukehart C.M. Graphitic carbon nanofiber-poly(acrylate) polymer brushes as gas sensors. Sens Actuators B 130 (2008) 783-788
64. Zhou F., Biesheuvel P.M., Chol E.Y., Shu W., Poetes R., Steiner U., et al. Polyelectrolyte brush amplified electroactuation of microcantilevers. Nano Lett 8 (2008) 725-730
65. Yu K., Wang H.F., and Han Y.C. Motion of integrated CdS nanoparticles by phase separation of block copolymer brushes. Langmuir 23 (2007) 8957-8964
66. Anraku Y., Takahashi Y., Kitano H., and Hakari M. Recognition of sugars on surface-bound cap-shaped gold particles modified with a polymer brush. Colloid Polym Sci 57 (2007) 61-68
67. Tokareva I., Minko S., Fendler J.H., and Hutter E. Nanosensors based on responsive polymer brushes and gold nanoparticle enhanced transmission surface plasmon resonance spectroscopy. J Am Chem Soc 126 (2004) 15950-15951
68. Alarcon C.D.H., Farhan T., Osborne V.L., Huck W.T.S., and Alexander C. Bioadhesion at micro-patterned stimuli-responsive polymer brushes. J Mater Chem 15 (2005) 2089-2094
69. Cho W.K., Kong B.Y., and Choi I.S. Highly efficient non-biofouling coating of zwitterionic polymers: poly((3-(methacryloylamino)propyl)-dimethyl(3-sulfopropyl)ammonium hydroxide). Langmuir 23 (2007) 5678-5682
70. LeMieux M.C., Lin Y.H., Cuong P.D., Ahn H.S., Zubarev E.R., and Tsukruk V.V. Microtribological and nanomechanical properties of switchable Y-shaped amphiphilic polymer brushes. Adv Funct Mater 15 (2005) 1529-1540
71. Pei X.W., Xia Y.Q., Liu W.M., Yu B., and Hao J.C. Polyelectrolyte-grafted carbon nanotubes: synthesis reversible phase-transition behavior and tribological properties as lubricant additives. J Polym Sci Part A Polym Chem 46 (2008) 7225-7237
72. Xu F.J., Li H.Z., Li J., Teo Y.H.E., Zhu C.X., Kang E.T., et al. Spatially well-defined binary brushes of poly(ethylene glycol)s for micropatterning of active proteins on anti-fouling surfaces. Biosens Bioelectron 24 (2008) 773-780
73. Lue S.J., Hsu J.J., and Wei T.C. Drug permeation modeling through the thermo-sensitive membranes of poly(N-isopropylacrylamide) brushes grafted onto micro-porous films. J Membr Sci 321 (2008) 146-154
74. Nagase K., Kobayashi J., Kikuchi A., Akiyama Y., Kanazawa H., and Okano T. Preparation of thermoresponsive cationic copolymer brush surfaces and application of the surface to separation of biomolecules. Biomacromolecules 9 (2008) 1340-1347
75. Bayramoglu G., Ekici G., Besirli N., and Arica M.Y. Preparation of ion-exchange beads based on poly (methacrylic acid) brush grafted chitosan beads: isolation of lysozyme from egg white in batch system. Colloid Polym Sci 310 (2007) 68-77
76. Jain P., Sun L., Dai J.H., Baker G.L., and Bruening M.L. High-capacity purification of his-tagged proteins by affinity membranes containing functionalized polymer brushes. Biomacromolecules 8 (2007) 3102-3107
77. Kusumo A., Bombalski L., Lin Q., Matyjaszewski K., Schneider J.W., and Tilton R.D. High capacity charge-selective protein uptake by polyelectrolyte brushes. Langmuir 23 (2007) 4448-4454
78. Zhang Z., Chen S.F., and Jiang S.Y. Dual-functional biomimetic materials: nonfouling poly(carboxybetaine) with active functional groups for protein immobilization. Biomacromolecules 7 (2006) 3311-3315
79. Lu Y., Mei Y., Schrinner M., Ballauff M., and Moller M.W. In situ formation of Ag nanoparticles in spherical polyacrylic acid brushes by UV irradiation. J Phys Chem C 111 (2007) 7676-7681
80. Schrinner M., Proch S., Mei Y., Kempe R., Miyajima N., and Ballauff M. Stable bimetallic gold-platinum nanoparticles immobilized on spherical polyelectrolyte brushes: synthesis, characterization, and application for the oxidation of alcohols. Adv Mater 20 (2008) 1928-1933
81. Shkilnyy A., Friedrich A., Tiersch B., Schone S., Fechner M., Koetz J., et al. Poly(ethylene imine)-controlled calcium phosphate mineralization. Langmuir 24 (2008) 2102-2109
82. Tugulu S., Harms M., Fricke M., Volkmer D., and Klok H.A. Polymer brushes as ionotropic matrices for the directed fabrication of microstructured calcite thin films. Angew Chem Int Ed 45 (2006) 7458-7461
83. Saleh N., Sarbu T., Sirk K., Lowry G.V., Matyjaszewski K., and Tilton R.D. Oil-in-water emulsions stabilized by highly charged polyelectrolyte-grafted silica nanoparticles. Langmuir 21 (2005) 9873-9878
84. Edmondson S., and Huck W.T.S. Quasi-2D polymer objects from patterned, crosslinked polymer brushes. Adv Mater 16 (2004) 1327-1331
85. Alarcon C.D.H., Pennadam S., and Alexander C. Stimuli responsive polymers for biomedical applications. Chem Soc Rev 34 (2005) 276-285
86. Jeong B., and Gutowska A. Lessons from nature: stimuli-responsive polymers and their biomedical applications. Trends Biotechnol 20 (2002) 305-311
87. Gil E.S., and Hudson S.A. Stimuli-reponsive polymers and their bioconjugates. Prog Polym Sci 29 (2004) 1173-1222
88. Xia F., Feng L., Wang S.T., Sun T.L., Song W.L., Jiang W.H., et al. Dual-responsive surfaces that switch superhydrophilicity and superhydrophobicity. Adv Mater 18 (2006) 432-436
89. Xia F., Ge H., Hou Y., Sun T.L., Chen L., Zhang G.Z., et al. Multiresponsive surfaces change between superhydrophilicity and superhydrophobicity. Adv Mater 19 (2007) 2520-2524
90. Xia F., and Jiang L. Bio-inspired, smart, multiscale interfacial materials. Adv Mater 20 (2008) 2842-2858
91. Schild H.G. Poly(N-isopropylacrylamide): experiment theory and application. Prog Polym Sci 17 (1992) 163-249
92. Azzaroni O., Brown A.A., and Huck W.T.S. UCST wetting transitions of polyzwitterionic brushes driven by self-association. Angew Chem Int Ed 45 (2006) 1770-1774
93. Cheng N., Brown A.A., Azzaroni O., and Huck W.T.S. Thickness-dependent properties of polyzwitterionic brushes. Macromolecules 41 (2008) 6317-6321
94. Sun T.L., Feng L., Gao X.F., and Jiang L. Bioinspired surfaces with special wettability. Acc Chem Res 38 (2005) 644-652
95. Fu Q., Rao G.V.R., Basame S.B., Keller D.J., Artyushkova K., Fulghum J.E., et al. Reversible control of free energy and topography of nanostructured surfaces. J Am Chem Soc 126 (2004) 8904-8905
96. Lim H.S., Kwak D., Lee D.Y., Lee S.G., and Cho K. UV-Driven reversible switching of a roselike vanadium oxide film between superhydrophobicity and superhydrophilicity. J Am Chem Soc 129 (2007) 4128-4129
97. Zhao B., Haasch R.T., and MacLaren S. Solvent-induced self-assembly of mixed poly(methyl methacrylate)/polystyrene brushes on planar silica substrates: molecular weight effect. J Am Chem Soc 126 (2004) 6124-6134
98. Lemieux M., Usov D., Minko S., Stamm M., Shulha H., and Tsukruk V.V. Reorganization of binary polymer brushes: reversible switching of surface microstructures and nanomechanical properties. Macromolecules 36 (2003) 7244-7255
99. Guo Y., and Moffitt M.G. Semiconductor quantum dots with environmentally responsive mixed polystyrene/poly(methyl methacrylate) brush layers. Macromolecules 40 (2007) 5868-5878
100. Howarter J.A., and Youngblood J.P. Self-cleaning and anti-fog surfaces via stimuli-responsive polymer brushes. Adv Mater 19 (2007) 3838-3843
101. Sanjuan S., Perrin P., Pantoustier N., and Tran Y. Synthesis and swelling behavior of pH-responsive polybase brushes. Langmuir 23 (2007) 5769-5778
102. Treat N.D., Ayres N., Boyes S.G., and Brittain W.J. A facile route to poly(acrylic acid) brushes using atom transfer radical polymerization. Macromolecules 39 (2006) 26-29
103. Li D.X., He Q., Yang Y., Mohwald H., and Li J.B. Two-stage pH response of poly(4-vinylpyridine) grafted gold nanoparticles. Macromolecules 41 (2008) 7254-7256
104. Zhou F., and Huck W.T.S. Three-stage switching of surface wetting using phosphate-bearing polymer brushes. Chem Commun (2005) 5999-6001
105. Azzaroni O., Brown A.A., and Huck W.T.S. Tunable wettability by clicking into polyelectrolyte brushes. Adv Mater 19 (2007) 151-154
106. Motornov M., Sheparovych R., Lupitskyy R., MacWilliams E., and Minko S. Superhydrophobic surfaces generated from water-borne dispersions of hierarchically assembled nanoparticles coated with a reversibly switchable shell. Adv Mater 20 (2008) 200-205
107. Comrie J.E., and Huck W.T.S. Exploring actuation and mechanotransduction properties of polymer brushes. Macromol Rapid Commun 29 (2008) 539-546
108. Balzani V., Credi A., Silvi S., and Venturi M. Artificial nanomachines based on interlocked molecular species: recent advances. Chem Soc Rev 35 (2006) 1135-1149
109. Zhou F., Shu W.M., Welland M.E., and Huck W.T.S. Highly reversible and multi-stage cantilever actuation driven by polyelectrolyte brushes. J Am Chem Soc 128 (2006) 5326-5327
110. Prokhorova S.A., Kopyshev A., Ramakrishnan A., Zhang H., and Ruhe J. Can polymer brushes induce motion of nano-objects. Nanotechnology 14 (2003) 1098-1108
111. Santer S., and Ruhe J. Motion of nano-objects on polymer brushes. Polymer 45 (2004) 8279-8297
112. Valiaev A., Abu-Lail N.I., Lim D.W., Chilkoti A., and Zauscher S. Microcantilever sensing and actuation with end-grafted stimulus-responsive elastin-like polypeptides. Langmuir 23 (2007) 339-344
113. Yang Q., Tian J., Hu M.X., and Xu Z.K. Construction of a comb-like glycosylated membrane surface by a combination of UV-induced graft polymerization and surface-initiated ATRP. Langmuir 23 (2007) 6684-6690
114. Park Y.S., Ito Y., and Imanishi Y. pH-controlled gating of a porous glass filter by surface grafting of polyelectrolyte brushes. Chem Mater 9 (1997) 2755-2758
115. Lee W., Furusaki S., Kanno J., Saito K., and Sugo T. Terminally anchored polymer brushes on a semicrystalline microporous polyethylene fiber. Chem Mater 11 (1999) 3091-3095
116. Zhang H.J., and Ito Y. pH control of transport through a porous membrane self-assembled with a poly(acrylic acid) loop brush. Langmuir 17 (2001) 8336-8340
117. Yang B., and Yang W.T. Thermo-sensitive switching membranes regulated by pore-covering polymer brushes. J Membr Sci 218 (2003) 247-255
118. Jirage K.B., Hulteen J.C., and Martin C.R. Nanotubule-based molecular-filtration membranes. Science 278 (1997) 655-658
119. Ulbricht M., and Yang H. Porous polypropylene membranes with different carboxyl polymer brush layers for reversible protein binding via surface-initiated graft copolymerization. Chem Mater 17 (2005) 2622-2631
120. Ying L., Kang E.T., Neoh K.G., Kato K., and Iwata H. Drug permeation through temperature-sensitive membranes prepared from poly(vinylidene fluoride) with grafted poly(N-isopropylacrylamide) chains. J Membr Sci 243 (2004) 253-262
121. Granville A.M., and Brittain W.J. Stimuli-responsive semi-fluorinated polymer brushes on porous silica substrates. Macromol Rapid Commun 25 (2004) 1298-1302
122. Schepelina O., and Zharov I. Poly(2-(dimethylamino)ethyl methacrylate)-modified nanoporous colloidal films with pH and ion response. Langmuir 24 (2008) 14188-14194
123. Schepelina O., and Zharov I. PNIPAAM-modified nanoporous colloidal films with positive and negative temperature gating. Langmuir 23 (2007) 12704-12709
124. Iwanade A., Umeno D., Saito K., and Sugo T. Protein binding to amphoteric polymer brushes grafted onto a porous hollow-fiber membrane. Biotechnol Prog 23 (2007) 1425-1430
125. Comrie J.E., and Huck W.T.S. Formation of hybrid 2D polymer-metal microobjects. Langmuir 23 (2007) 1569-1576
126. Edmondson S., Frieda K., Comrie J.E., Onck P.R., and Huck W.T.S. Buckling in quasi-2D polymers. Adv Mater 18 (2006) 724-728
127. Sharma G., and Ballauff M. Cationic spherical polyelectrolyte brushes as nanoreactors for the generation of gold particles. Macromol Rapid Commun 25 (2004) 547-552
128. Gupta S., Uhlmann P., Agrawal M., Chapuis S., Oertel U., and Stamm M. Immobilization of silver nanoparticles on responsive polymer brushes. Macromolecules 41 (2008) 2874-2879
129. Azzaroni O., Zheng Z.J., Yang Z.Q., and Huck W.T.S. Polyelectrolyte brushes as efficient ultrathin platforms for site-selective copper electroless deposition. Langmuir 22 (2006) 6730-6733
130. Benkoski J.J., Bowles S.E., Jones R.L., Douglas J.F., Pyun J., and Karim A. Self-assembly of polymer-coated ferromagnetic nanoparticles into mesoscopic polymer chains. J Polym Sci Part B Polym Phys 46 (2008) 2267-2277
131. Morinaga T., Ohno K., Tsujii Y., and Fukuda T. Two-dimensional ordered arrays of monodisperse silica particles grafted with concentrated polymer brushes. Eur Polym J 43 (2007) 243-248
132. Zubarev E.R., Xu J., Sayyad A., and Gibson J.D. Amphiphilicity-driven organization of nanoparticles into discrete assemblies. J Am Chem Soc 128 (2006) 15098-15099
133. Yang Y.F., Zhang J., Liu L., Li C.X., and Zhao H.Y. Synthesis of PS and PDMAEMA mixed polymer brushes on the surface of layered silicate and their application in pickering suspension polymerization. J Polym Sci Part A Polym Chem 45 (2007) 5759-5769
134. Motornov M., Sheparovych R., Lupitskyy R., MacWilliams E., and Minko S. Responsive colloidal systems: reversible aggregation and fabrication of superhydrophobic surfaces. J Colloid Interface Sci 310 (2007) 481-488
135. Motornov M., Sheparovych R., Lupitskyy R., MacWilliams E., Hoy O., Luzinov I., et al. Stimuli-responsive colloidal systems from mixed brush-coated nanoparticles. Adv Funct Mater 17 (2007) 2307-2314