Rajesh Uppal

Rajesh Uppal

  • Joined: January 29, 2016
  • Articles: 3517

Optical Circulators are building blocks for chips for optical communication networks and quantum computers

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Fiber optical circulators are used to separate optical signals that travel in opposite directions in an optic fiber in order to complete bidirectional transmission. Optical circulators are also known as non-reciprocal optics, which means when the light travels in the…...

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Wireless Power Transfer(WPT) set to complete the transition to Wireless life for Consumers and Military, Countries trialling WPT for electric vehicles

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Electronics has revolutionized our society by providing many devices e.g. laptops, palm pilots, digital cameras, household robots, etc. Every electronic system or device needs electric power to operate, whether it is from  walled AC supply or a battery. This electric…...

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DSO’s Make-It program on Synthetic chemistry enables end-to-end automated production of pharmaceuticals and other chemicals

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Chemists who are trained in synthesis use their skills to create new forms of matter. They synthesize compounds not just because they are new: the design and preparation of these new compounds leads to numerous applications in pharmaceuticals, materials, detection,…...

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After initial Hype and amid Cyber Warfare threat, Network Centric Warfare approach is now being adopted realistically in various Militaries

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As the 21st Century battlefield becomes increasingly complex and asymmetrical, military forces are striving to harness network technology to gain an operational advantage, by transforming traditional linear command structures and linking sensors, unmanned vehicles, command posts and ground troops to…...

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DARPA DSO’s Disruptioneering accelerating innovation of most radical and potentially highest-payoff ideas for currently fielded platforms and building new capabilities for future systems.

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DARPA’s Defense Sciences Office (DSO)—whose mission is to identify and pursue high-risk, high-payoff research initiatives across a broad spectrum of science and engineering disciplines—launched  Disruptioneering in Spring 2017  which pushes for faster identification and exploration of bold and risky ideas…...

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Corona virus or COVID-19 widely impacted World’s economy, geopolitics, military to technology and industry

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More than 248 million people have been reported to be infected by the novel coronavirus globally and 5 million have died, according to a Reuters tally.   From herpes and legionnaires’ disease in the 1970s, to AIDS, Ebola, the severe…...

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DSO, called as DARPA’s DARPA identifies and pursues high-risk, high-payoff research initiatives to help U.S. win important technology races in hypersonics, space, autonomy, energetics, and stabilization.

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DARPA’s Defense Sciences Office (DSO) identifies and pursues high-risk, high-payoff research initiatives across a broad spectrum of science and engineering disciplines and transforms them into important, new game-changing technologies for U.S. national security. Current DSO themes include frontiers in math,…...

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Hollow-core optical fibers enable secure communications in data centers, accurate sensing gyro for Aerospace applications

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Conventional optical fibers are fabulously successful, but they have profound limitations. They contain a glass core at the center of the fiber through which light is transmitted. However, not only does this glass center limit the speed of the light…...

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DARPA GRIT program developing compact, tunable Gamma ray source for advanced accelerator technology, high-energy laser systems, and new x-ray and gamma ray detectors

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Gamma rays are ionizing electromagnetic radiation, obtained by the decay of an atomic nucleus. Gamma rays are given off by stars, and by some radioactive substances. Gamma-rays travel to us across vast distances of the universe, only to be absorbed by…...

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Surface-acoustic-wave (SAW) and bulk-acoustic-wave (BAW) Filters will be disruptor in the military RF and microwave industries

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The complexity of current 4G/5G phones comes from the need to cover multiple bands. Modern modems like the ones used in mobile phones are compatible with multiple transmission bands, including 3G, 4G LTE, Wi-Fi, and Bluetooth. The radio frequency front-end…...

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