Quantum technologies have the potential to spur revolutions in computing, sensing, cryptography and beyond. Quantum computing and quantum communication are believed to be the future of information technology. Single-photon sources are important for current research in quantum information, cryptography, and the production of truly random numbers. The possibility of …
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Criminal activity continues to be a major concern in modern civilisations, with most nations facing unacceptable levels of crime and delinquency. The results show that African and Latin American countries suffer from the highest levels of various types of crime across the board, followed by countries in Asia. European, North American …
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Logistics is often referred to as the “sinews of war”, linking forward-deployed units with support elements to ensure they are supplied, maintained and ready for the next operation. There is a saying in military circles – made famous by US Marine General Robert H Barrow – that amateurs study tactics, …
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Generally, materials will degrade over time due to fatigue, environmental conditions, or damage incurred during operation. Repair of certain materials during their lifecycle (especially those with structural functions such as concrete) can be very expensive and labour intensive. Therefore Scientists began developing self-healing materials , those artificial (synthetic) substances that …
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Radiation in a high-frequency circuit or system can be difficult to control. For that reason, RF/microwave absorber materials are often added to circuits to suppress or eliminate unwanted radiation either from the circuit to the outside or to minimize the effects of radiated signals outside a circuit (such as broadcast …
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3D printing or additive manufacturing is ongoing revolution in manufacturing with its potential to fabricate any complex object and is being utilized from aerospace components to human organs, textiles, metals, buildings and even food. 3D printing is also revolutionizing defence by printing small components to full drones on naval vessels, …
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Historically, most terrorist attacks on civilian targets have involved the use of firearms or explosives, and current defensive strategies are aimed at preventing attacks perpetrated by such means. However, the use of the nerve agent sarin in 1995 to attack the Tokyo subway system, the use of the U.S. mail …
Read More »Many navies now have a fleet of submarines, both large and small, primarily using them as a deterrent in territorial waters. A standard fleet is typically about five or more boats. China, India, Japan and South Korea all have large submarine fleets. In Southeast Asia, Indonesia has long had submarines. …
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The potential use of nuclear weapons poses the greatest danger to U.S. security. According to the U.S. National Security Strategy, Recently Nuclear threat is rising again due to nuclear arms race in asia, modernisation of nuclear arsenal by Major and regional powers, statement by countries like North Korea to use …
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The ability to design and fabricate materials with new functionalities opens the door to a new world of possibilities. They can be tailored to either augment the functionality of existing devices or create new devices with superior performances. Metamaterials are artificially structured materials designed to control and manipulate physical phenomena …
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