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PS-PLLA - Www2.che.nthu.edu.tw

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Tunable dimensions of nanostructures<br />

Varieties of synthesized <strong>PS</strong>-<strong>PLLA</strong> block copolymers having HC microstructures.<br />

Entry<br />

<strong>PS</strong>83-<strong>PLLA</strong>41<br />

<strong>PS</strong>198-<strong>PLLA</strong>71<br />

<strong>PS</strong>280-<strong>PLLA</strong>122<br />

<strong>PS</strong>365-<strong>PLLA</strong>109<br />

Mn, <strong>PS</strong><br />

[g/mol]<br />

[a]<br />

8900<br />

20700<br />

29400<br />

38200<br />

Mn, <strong>PLLA</strong><br />

[g/mol]<br />

[b]<br />

5900<br />

10200<br />

17500<br />

15700<br />

PDI<br />

1.15<br />

1.17<br />

1.21<br />

1.21<br />

0.66<br />

0.73<br />

0.69<br />

0.76<br />

[c]<br />

12.7<br />

25.8<br />

31.4<br />

34.1<br />

d-spacing [nm]<br />

[d]<br />

16.8<br />

28.4<br />

37.2<br />

39.7<br />

[e]<br />

20.8<br />

32.9<br />

35.5<br />

44.2<br />

[c]<br />

7.2<br />

10.7<br />

13.3<br />

17.0<br />

Diameter [nm]<br />

[a] measured from GPC analysis. [b] obtained from integration of 1 H NMR measurement. [c] obtained from<br />

calculation of TEM micrographs. [d] determined from first scattering peak of SAXS. [e] obtained from surface<br />

analysis of SPM.<br />

f <strong>PS</strong> v<br />

[d]<br />

12.0<br />

19.8<br />

25.6<br />

26.4<br />

[e]<br />

9.1<br />

19.7<br />

23.0<br />

20.9

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