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Volumn 42, Issue 17, 2004, Pages 3302-3310

Study of the conformational change of poly(N-isopropyl-acrylamide)-grafted chains in water with neutron reflection: Molecular weight dependence at high grafting density

Author keywords

Conformational analysis; Grafted polymers; Neutron reflectivity; Poly (N isopropylacrylamide)

Indexed keywords

GRAFTING DENSITY; TEMPERATURE-RESPONSIVE POLYMERS;

EID: 4444323508     PISSN: 08876266     EISSN: None     Source Type: Journal    
DOI: 10.1002/polb.20169     Document Type: Article
Times cited : (43)

References (50)
  • 32
    • 4444295073 scopus 로고    scopus 로고
    • note
    • 2. Under the assumption that the surface density was constant for all polymerizations with 90% OH termination, this value combined with the dry film thickness data yields the M values given in the text.
  • 34
    • 0025701726 scopus 로고
    • The liquid cell used in these experiments was a modification of this original design that allowed the use of circular 4-in. silicon wafers
    • Satija, S. K.; Majkrzak, C. F.; Russell, T. P.; Sinha, S. K.; Sirota, E. B.; Hughes, G. J. Macromolecules 1990, 23, 3860. The liquid cell used in these experiments was a modification of this original design that allowed the use of circular 4-in. silicon wafers.
    • (1990) Macromolecules , vol.23 , pp. 3860
    • Satija, S.K.1    Majkrzak, C.F.2    Russell, T.P.3    Sinha, S.K.4    Sirota, E.B.5    Hughes, G.J.6
  • 36
    • 4444276747 scopus 로고    scopus 로고
    • note
    • The fact that the limiting scaling behavior of brushes is approached at ∑ ∼ 20 has been shown in numerical SCF calculations by Mark Whitmore and his colleagues (Memorial University of New-foundland) in a private communication.
  • 38
    • 4444265773 scopus 로고    scopus 로고
    • note
    • g values for M = 71,000 g/mol. However, if the data in Figure 15 of ref. 50 for the layer height of tethered PS chains (M = 60,000 g/mol) in a good solvent, which cover ∑ = 1-20, are scaled to M = 71,000 g/mol and extrapolated to ∑ = 78, we obtain a value of 590 Å for the first moment, which is much greater than our observed value for PNIPAM in water at 20 °C of 270 Å.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.