Magnetic nanoparticles are nanomaterials consist of magnetic elements, such as iron, nickel, cobalt, chromium, manganese, gadolinium, and their chemical compounds. In most cases, the magnetic nanoparticles range from 1 to 100 nm in size and can display superparamagnetism.  Magnetic nanoparticles have unique properties such as extremely large surface area per …

Sometimes thought of as the invisible army, private military and security companies (PMSCs) are part of a global, multi-billion-dollar industry. Private military firms are businesses that provide military and security services for their employers and have legal status. This new ‘Privatized Military Industry’ encompasses hundreds of companies, thousands of employees, …

Long range ballistic missiles, stealth aircraft, Unmanned Combat Air Vehicles and cruise missiles make up just part of the new and proliferating threat from the sky. Defence against this complex threat calls for networked surveillance and control systems as well as a layered architecture of short, medium and long range …