The Scientific World Journal / 2014 / Article / Tab 3

Research Article

Effect of Gamma Irradiation on Structural and Biological Properties of a PLGA-PEG-Hydroxyapatite Composite

Table 3

Glass transition and melting temperature of irradiated and nonirradiated copolymer samples along with total energy for them.

Nonirradiated copolymer25 KGy irradiated copolymer50 KGy irradiated copolymer

(glass transition temperature)27.3°C 26.7°C25.9°C
(melting temperature)39.6°C38°C37.3°C
(heat of glass transition)−4.83 mw/mg−3.24 mw/mg−6.27 mw/mg
(heat of melting)−7.4 mw/mg−5.15 mw/mg−11.41 mw/mg