Electrochemical biosensors using Avidin-Biotin Couple, Avidin-Biotin Couple based sensors, Different types of Electrochemical Biosensor, Nanomaterial synthesis (Gold & Silver) and their application (Chemical Methods), Functionalization of Nanomaterials Sensitization on Stainless-Steel 321 grade, Magnetic properties change on Stainless-Steels due to sensitization, Magnetic Properties based Non-destructive Testing,