Rajesh Uppal
April 12, 2024 Electronics & EW, Unmanned
110
Introduction Commercial drone technology has witnessed significant advancements, expanding its applicability in both civil and military missions. As drones play increasingly crucial roles in military operations, adversaries are exploring ways to disrupt communication links between drone operators and their aerial vehicles through electromagnetic countermeasures. These disruptions can compel drones to …
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Rajesh Uppal
April 12, 2024 Energy & Propulsion, Material, Threats
498
Introduction The world is at a critical juncture in the pursuit of sustainable transportation. Electric vehicles (EVs) offer a promising solution to reduce greenhouse gas emissions and combat climate change. However, a major roadblock stands in the way of their widespread adoption – the global shortage of battery minerals. As …
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Rajesh Uppal
April 11, 2024 Photonics, Weapons
1,046
Introduction: The world of military technology is undergoing a profound transformation with the advent of High Power Fiber Lasers (HPFL). These lasers, harnessing the principles of “light amplification by the stimulated emission of radiation” (LASER), are at the forefront of innovation, enabling the development of Laser Directed Energy Weapons (LDEWs). …
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Rajesh Uppal
April 11, 2024 Comm. & NW, Photonics, Space
94
In the vastness of space, communication is the lifeline that enables us to explore, discover, and connect with the far reaches of our universe. NASA, always at the forefront of cutting-edge technology, is pioneering a new era in space communication with Deep Space Optical Communications (DSOC). This groundbreaking technology promises …
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Rajesh Uppal
April 10, 2024 Air Force, Energy & Propulsion
530
Introduction: The aviation industry is undergoing a transformative shift towards electric propulsion systems, driven by the imperative to reduce gas emissions, optimize aircraft performance, and decrease operating and maintenance costs. This progression has led to the emergence of More Electric Aircraft (MEA) and the eventual vision of All Electric Aircraft. …
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Rajesh Uppal
April 10, 2024 Electronics & EW, Photonics, Space
83
Introduction In the ever-evolving realm of space technology, satellites have become our silent sentinels, providing us with invaluable insights about our planet. With each passing day, these marvels of engineering are equipped with increasingly advanced sensor systems that enable us to monitor, analyze, and understand Earth’s dynamic processes. Multi-sensor satellite …
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Rajesh Uppal
April 9, 2024 Photonics, Space
46
Astrophysical research has brought forth a treasure trove of exoplanets, revealing a vast array of planetary sizes and compositions. However, we have yet to fully explore and understand these distant worlds, particularly their potential to host extraterrestrial life. To address this challenge, astronomers are turning to a disruptive concept known …
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Rajesh Uppal
April 9, 2024 Material, Threats, Weapons
765
Introduction: In a world where military technologies are constantly evolving, the United States Department of Defense (DOD) is at the forefront of innovation, pushing the boundaries of materials science to enhance national security. The development of advanced materials capable of withstanding extreme environments is a strategic imperative for the U.S. military. …
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Rajesh Uppal
April 8, 2024 BioScience, Energy & Propulsion
68
In the quest for sustainable energy sources, scientists have turned to some of the tiniest and often underestimated heroes of the natural world: bacteria. These microscopic powerhouses are demonstrating their ability to generate electricity from an unlikely source – wastewater. In this blog, we’ll explore the remarkable phenomenon of bacteria …
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Rajesh Uppal
April 8, 2024 Manufacturing, Material
1,426
Introduction: Concrete and reinforced concrete, stalwarts of construction since the mid-19th century, continue to undergo significant advancements. As the world grapples with the depletion of natural resources and an increasing emphasis on sustainable development, the need to enhance the properties and lifespan of concrete structures becomes paramount. Concrete structures have …
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