In science fiction, firing powerful lasers looks easy—the Death Star can just send destructive power hurtling through space as a tight beam. But in reality, once a powerful laser has been fired, care must be taken to ensure ...
Optics & Photonics
Aug 21, 2020
0
207
The heights of La Soufrière de Guadeloupe volcano can be hellish, sweltering at more than 48 degrees Celsius (120 degrees Fahrenheit) and swathed in billows of acidic gas. Researchers would like to monitor gas and steam ...
Earth Sciences
Aug 5, 2020
0
81
In his latest line of research, Cun-Zheng Ning, a professor of electrical engineering in the Ira A. Fulton Schools of Engineering at Arizona State University, and his peers explored the intricate balance of physics that governs ...
General Physics
May 6, 2020
0
158
Macquarie University researchers have developed an improved laser system that will help large optical telescopes to gather more accurate data.
Optics & Photonics
Apr 3, 2020
0
193
Optical gain is a prerequisite for signal amplification in an optical amplifier or laser. It typically requires high levels of current injection in conventional semiconductors. By exploring an intricate balance and conversion ...
Optics & Photonics
Mar 20, 2020
0
4
More than 99% of our Internet data is carried by optical fibers but with our data demands increasing, we are pushing our existing fiber networks to their limits. One way to increase the capacity of fibers is to transmit signals ...
Optics & Photonics
Feb 28, 2020
0
45
Researchers in South Korea have developed a new optical communications technology that can transfer data at lightning speed. The new technology sends and receives twice as much data as conventional methods. It is expected ...
Optics & Photonics
Feb 24, 2020
0
8
Look at this new radio image covered with dots, each of which is a distant galaxy! The brightest spots are galaxies that are powered by supermassive black holes and shine bright in radio light. But what makes this image special ...
Astronomy
Dec 17, 2019
0
648
A new solar power generator prototype developed by Ben-Gurion University of the Negev (BGU) and research teams in the United States, will be deployed on the first 2020 NASA flight launch to the International Space Station.
Optics & Photonics
Nov 14, 2019
0
6
A team led by researchers from the Max Born Institute for Nonlinear Optics and Short Pulse Spectroscopy (MBI), Laser-Laboratorium Göttingen (LLG) and Active Fiber Systems (AFS) has generated multi-millijoule 3-cycle pulses ...
Optics & Photonics
Nov 13, 2019
0
5
