Rajesh Uppal

Rajesh Uppal

  • Joined: January 29, 2016
  • Articles: 3517

Terahertz Photonics breakthroughs promise ultrahigh speed communication systems to medical imaging and diagnostics, industrial quality control, and security screening

terahertzphotonics

Terahertz (THz, 1012 Hz) technology is based on light sources with frequencies much lower than of visible light, and slightly higher than of microwaves. Such light sources have a number of unique capabilities, for example that it can propagate through…...

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Smart home devices have many security risks and threats to be exploited by hackers and Intelligence agencies for mass surveillance

IoTsurveiilance

The rise of the digital era has brought with it many wondrous changes to our daily lives, not least of which the fact that we now carry digital assistants with us everywhere we go in the form of smartphones, tablets,…...

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Optical processors for high performance and energy efficient computing for data centres and supercomputers

opticalcomputer

Moore’s Law which stated that the number of transistors on a chip will double approximately every two years has been the driver of semiconductor industry in boosting the complexity, computational performance and energy efficiency while reducing cost. The increase in…...

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Driverless cars vulnerable to hacking and could be used to carry out suicide attacks, Researchers developing new security solutions

Car Bomb

Automotive industry is currently undergoing an electrification process. In a few years, every new vehicle sold will have some degree of autonomy built in. Carmakers from Google to Apple, Tesla to Volkswagen are trying to make drivers obsolete, handing control of…...

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Project Maven accelerated weaponizing Artificial Intelligence for the US military, was it used to kill Iran’s nuclear scientist

Project Image AI Image

DoD collects loads of data from satellites, drones and Internet-of-things devices. But it needs help making sense of the intelligence and analyzing it quickly enough so it can be used in combat operations. But, the sheer volume of video content…...

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US Navy thrust on preventative maintenance & prognostics-based approach to increase operational availability or mission success of Naval fleet or battlegroup

progmainten scaled

One of the major objectives of the military is to achieve high reliability and operational availability of their assets. Significant operational benefits are to be gained by employing highly reliable military assets. The major reasons why achieving high reliability is…...

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Cellulose nanopaper promising for green electronics, green vehicles, energy harvesting and optical sensing

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In recent years, nanomaterials have displayed potential in effective detection and removal of greenhouse gases, chemical contaminants, organic pollutants, and biological agents. These materials come in various morphologies and have various functions (e.g., adsorbents, catalysts, or membranes). The high reactivity…...

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Graphene enables room temperature single photon emitter and detector for unhackable Quantum Key Cryptography (QKD)

QKDsingle

Quantum Key Distribution, or QKD, enables two remote parties, “Alice” and “Bob”, who are connected by a passive optical link to securely generate secret key material. Single-photon sources (SPSs) and single-photon detectors (SPDs) are key devices for enabling practical quantum key…...

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US, Israel and India require new Tunnel Detection and neutralization technologies to stop drug and weapon smuggling, human trafficking, and cross border terrorism

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Criminals, terrorists and military have been using  tunnels since long time to evade detection as surface based detection methods are ineffective underground .   Indian Border Security Force (BSF) troopers in Nov 2020 discovered an underground tunnel on the international…...

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Airborne wind energy (AWE) is future emerging technology in the wind power sector

AWEwind

Renewable energy is at the centre of the transition to a less carbon-intensive and more sustainable energy system. Renewables have grown rapidly in recent years, accompanied by sharp cost reductions for solar photovoltaics and wind power in particular. The future…...

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