Rajesh Uppal

Rajesh Uppal

  • Joined: January 29, 2016
  • Articles: 3517

Nanolasers emerging technology for  optical interconnects, near-field spectroscopy and sensing, optical probing for biological systems, microprocessors and quantum circuits

nanolaser

Lasers are widely used in household appliances, medicine, industry, telecommunications and more.  A nanolaser is a laser that has nanoscale dimensions. These tiny lasers can be modulated quickly and, combined with their small footprint, this makes them ideal candidates for…...

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New efficient, high brightness, and tunable Quantum cascade laser (QCL)s technologes from mid-wave infrared (MWIR) to Terahertz region promise chemical warfare agents & hidden explosives detectors, to infrared countermeasure (IRCM) systems

QCLtech

Compact, chip-based lasers have conquered much of the electromagnetic spectrum, from ultraviolet to infrared, enabling technologies from digital communications and barcode readers to laser pointers and printers. Diode lasers depend on the process of electron-hole recombination: an electron from the…...

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Indian Threat Scenario, National security threats and future military capability requirements

multidomainmilitary

There are two approaches to connect Warfighting and emerging technologies. One is to consider the present and future threat environment and then through system analysis we can identify technologies required to mitigate those threats. Secondly, we can identify the emerging…...

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Efficient Piezoelectric technologies for aerospace and defense smart sensors, smart skin, smart combat suits, and energy harvesting

smart materials 4 638

Advanced sensors and actuators, together with exponential improvements in computer technology, are causing a surge of interest in the development of “intelligent” structures and equipment. A smart structure consists of four key elements: actuators, sensors, control strategies, and power conditioning…...

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Antigravity Technology and Military’s anti-gravity research programmes including Disclosure Project

antigravity

In Newton’s law of universal gravitation, gravity was an external force transmitted by unknown means.  In the 20th century, Newton’s model was replaced by general relativity where gravity is not a force but the result of the geometry of spacetime. Under…...

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US Army’s Robotic and Autonomous Systems (RAS) Strategy for gaining for gaining overmatch in future high-intensity conflicts

army robot 2015 image01

As both artificial intelligence and autonomous systems advance at an astonishing rate, scientists and military leaders alike are working through the complexities to determine the best ways of implementing them on the modern battlefield. The accelerating arms race in Artificial Intelligence…...

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Militaries require next generation ESM /ELINT systems to counter sophisticated LPI, agile, Ultrawideband, VHF long-range early warning Radar threats

ESM

Electronic Warfare EW, encompasses, in all battle phases, military actions involving the use of EM energy to determine, exploit, reduce or prevent hostile use of EM spectrum and the actions, which retain friendly use of the EM spectrum. EW consists…...

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Ships require Attitude Stabilization System for Satellite Tracking Antenna

maritime antenna

In the age of information technology, mobile data communication has become essential due to its convenience. A major role of mobile communication networks is to provide ubiquitous broadband services. Regardless of the actual position of the antenna on earth, it…...

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DARPA’s DREaM developing new RF/mm-wave transistors to enable future Military 5G communications, surveillance, signal intelligence (SIGINT), electronic warfare (EW), and electronic countermeasures (ECM)

DARPADREAM

DARPA has long recognized the critical role transistors play in Department of Defense (DoD) systems – especially radio frequency (RF) systems ranging from radar and communications to signals intelligence and electronic warfare. In the 1990s, the DARPA MIMIC program advanced…...

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Laser stabalization and tracking technologies for moving platform mounted Directed Energy Weapons (DEWs)

lasertracking

The  drones have emerged as a major new threat to civilian infrastructure and military. Counter-drone technology, also known as counter-UAS, C-UAS, or counter-UAV technology, refers to systems that are used to detect and/or intercept unmanned aircraft. One of the attractive…...

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