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Random copolymers at a selective interface: Saturation effects
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10.1063/1.2794330
/content/aip/journal/jcp/127/17/10.1063/1.2794330
http://aip.metastore.ingenta.com/content/aip/journal/jcp/127/17/10.1063/1.2794330
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Snapshot of a RC chain adsorbed at a selective interface. The circle highlights the formation of an excess blob.

Image of FIG. 2.
FIG. 2.

vs the scaling variable for , , and . The slope predicted by scaling is indicated as a straight line. The data are averages over a hundred independent runs performed for different realizations of the chemical disorder for each .

Image of FIG. 3.
FIG. 3.

Adsorption isotherm: Surface density for adsorbed chains vs bulk concentration for , , , and .

Image of FIG. 4.
FIG. 4.

Concentration of monomers belonging to the free chains vs overall concentration in the simulation box for , , , and .

Image of FIG. 5.
FIG. 5.

Saturation scaling plot of the order parameter.

Image of FIG. 6.
FIG. 6.

Scaling plot of the chain extensions in both directions with respect to the interface. The predicted limiting slopes for the semidilute scaling are indicated. The dashed and dotted lines refer to the parallel and perpendicular directions, respectively.

Image of FIG. 7.
FIG. 7.

Aspect ratio of the adsorbed chains’ extension vs the rescaled surface concentration, see text.

Image of FIG. 8.
FIG. 8.

Snapshot of a single, adsorbed chain for and .

Image of FIG. 9.
FIG. 9.

Snapshot of a single, adsorbed chain for and .

Image of FIG. 10.
FIG. 10.

(Color online) Distributions of the number of loops per adsorbed chain. For the oversaturated states , the distribution changes its shape (blue colors indicate the oversaturated states).

Image of FIG. 11.
FIG. 11.

(Color online) Distributions of loop lengths per adsorbed chain (blue colors indicate the oversaturated states).

Image of FIG. 12.
FIG. 12.

(Color online) Distributions of tail lengths per adsorbed chain (blue colors indicate the oversaturated states).

Image of FIG. 13.
FIG. 13.

Moments of loops and tails for the adsorbed chains vs . (a) Mean number of loops , (b) mean loop length , and (c) mean tail length .

Image of FIG. 14.
FIG. 14.

Exchange rate as function of surface concentration rescaled by the saturation concentration.

Image of FIG. 15.
FIG. 15.

Normalized distributions of monomers of type for , , , , and various values of the interface concentration .

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/content/aip/journal/jcp/127/17/10.1063/1.2794330
2007-11-01
2014-04-25
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Random copolymers at a selective interface: Saturation effects
http://aip.metastore.ingenta.com/content/aip/journal/jcp/127/17/10.1063/1.2794330
10.1063/1.2794330
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