TY - JOUR T1 - Hollow and Solid Metallic Nanoparticles in Sensing and in Nanocatalysis JF - Chemistry of Materials Y1 - 2013 A1 - Mahmoud, Mahmoud A. A1 - O’Neil, Daniel A1 - El-Sayed, Mostafa A. VL - 26 SN - 0897-4756 J1 - Chem Mater ER -