Synthesis of Chitosan /Alginate/ Silver Nanoparticles Hydrogel Scaffold Roslinda Hani Ramli, Chin Fhong Soon and Anika Zafiah Mohd Rus MATEC Web Conf., 78 (2016) 01031 Published online: 07 October 2016 DOI: 10.1051/matecconf/20167801031