Figure 1.

1H-NMR spectrum of the P(DLLA-co-CL) used in this work. CL refers to polymerized caprolactone units, and LA, to polymerized lactide units. The general chemical structure of the copolymer P(DLLA-co-CL) is reported on top (R = polymerization initiator).

Peponi et al. Nanoscale Research Letters 2012 7:103   doi:10.1186/1556-276X-7-103
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