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A metal foam is a cellular structure consisting of a solid metal (frequently aluminium) with gas-filled pores comprising a large portion of the volume. The pores can be sealed (closed-cell foam) or interconnected (open-cell foam). The defining characteristic of metal foams is a high porosity: typically only 5–25% of the …
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November, 2018
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17 November
Silicon Nanowires finding applications from biological to explosive sensing, photonics Batteries to spintronics
Silicon is predicted to remain as the fundamental material for the micro- and nano-electronics industry and ultra large scale integrated (ULSI) circuits despite the ever-growing research devoted to other materials and their nano structured variants. Silicon Nanowires (SiNW) are one of the members of silicon nanostructure family, which have …
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14 November
DARPA MRC developed resilient cloud services that would continue to operate and support military objectives despite being hit by a cyberattack
Cloud computing has burst recently into technology and business scene promising great technical and economic advantages, like offering On-demand provisioning of computer services, improved flexibility and scalability as well as reducing costs. Another attractive point of the cloud is its ability to enable a mobile workforce, which brings enhanced flexibility …
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11 November
Quantum sensors for Missile defence, Space security and secure imaging
In recent years there has been a major scientific thrust to harness quantum phenomena to increase the performance of a wide variety of classical devices ranging from computation to sensing, and considerable progress has occurred in the analysis and design of photonic-based quantum sensors (e.g. quantum radar and quantum lidar). …
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8 November
3D printing could be next tool to be exploited by terrorists by printing guns, RAND calls it Disruptive threat
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. Additive manufacturing, is defined by ASTM International as the process of joining materials together, layer by …
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6 November
Military employing LIDAR in Driverless vehicles, Battlefield Visualization, Mine Hunting, Imaging through forests
Lidars (Light Detection and Ranging) are similar to radars in that they operate by sending light pulses to the targets and calculate distances by measuring the received time. The key advantages of LIDAR is its superior accuracy and its ability to see through masking items, such as leaves, trees, and …
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2 November
High profile Events have become preferred targets for Terrorists, comprehensive security demand proper security measures and new technologies
On 22 May 2017 a suicide bomber detonated an improvised explosive device, packed with nuts and bolts to act as shrapnel, in the foyer area of the Manchester Arena. The Manchester Arena bombing was an Islamist terror attack in Manchester, United Kingdom as people were leaving Manchester Arena following a …
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1 November
DARPA SECTR developing cost-effective seekers for PGMs that will identify and engage moving targets in a contested environment
Precision Guided Munitions (PGMs), and other so-called “smart” weapons, have established themselves as a key military technology against targets whose destruction requires a high degree of precision. PGMs may include Bomb or missile that can be aimed and directed against a single/multi targets, relying on external guidance or its own …
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October, 2018
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31 October
US Navy’s electromagnetic catapult (EMAL) finishes Load testing on Ford Aircraft carrier, China also claims breakthrough
The Electromagnetic Aircraft Launch System (EMALS) is a type of aircraft launching system currently under development by General Atomics for the United States Navy. EMALS uses electrical energy to propel Aircraft by converting electric energy into kinetic energy. The system launches carrier-based aircraft by means of a catapult employing a …
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30 October
U.S., Britain blame Russia for global cyber attack targeting Network Infrastructure Devices
The United States and Britain in 2018 accused Russia of launching cyber attacks on computer routers, firewalls and other networking equipment used by government agencies, businesses and critical infrastructure operators around the globe. Network infrastructure consists of interconnected devices designed to transport communications needed for data, applications, services, and multi-media. Routers …
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