Abstract: Improving optical confinement and threshold currents has been the main focus of AlGaN-based deep-ultraviolet (DUV) laser diode (LD) optimization. In this paper, an inverted trapezoidal hole ...

NASA's Psyche has set a new benchmark for space communications. It's a triumph for NASA's Deep Space Optical Communications (DSOC) technology test, which has been underway since the asteroid-bound ...

A Chinese military magazine has shed light on the mysterious laser weapon unveiled at the country’s Victory Day parade in Beijing this month, and argues that its output exceeds that of its American ...

As Russia unleashes relentless drone swarms on Ukraine and is suspected of incursions in Poland and Romania, the imbalance between cheap drones and billion-dollar air defense systems has placed a ...

In a recent Nature study, scientists have demonstrated an electrically driven perovskite laser using a dual-cavity design, addressing a challenge that has persisted in the field for over a decade. The ...

NEW YORK, Sept. 25, 2025 /PRNewswire/ -- According to a new comprehensive report from The Insight Partners, the global tunable laser diode analyzer market is observing significant growth owing to ...

Abstract: A buried-heterostructure laser diode based on a silicon carbide substrate has been proposed and demonstrated. Using quantum well intermixing and wafer bonding technique, an InGaAsP ...

A man described as 'shirtless, talking to himself and being loud' is now facing prison time for pointing a laser pointer at Marine One, the presidential helicopter, while President Donald Trump was on ...

Copyright 2025 The Associated Press. All Rights Reserved. Copyright 2025 The Associated Press. All Rights Reserved. President Donald Trump and first lady Melania ...

A man was charged with a federal felony Monday after allegedly pointing a laser at Marine One while President Donald Trump was onboard. Jacob Samuel Winkler was charged with one count of aiming a ...