Using air to deflect lasers
Using a novel method, beams of laser light can be deflected using air alone. An invisible grating made only of air is not only immune to damage from the laser light, but it also preserves the original quality of the beam, reports an interdisciplinary.....»»
Engineers Figured Out How To Cook 3D-Printed Chicken With Lasers
An anonymous reader quotes a report from Ars Technica: Engineers at Columbia University [...] figured out how to simultaneously 3D-print and cook layers of pureed chicken, according to a recent paper published in the journal npj Science of Food. [........»»
Engineers figured out how to cook 3D-printed chicken with lasers
Setup can't synthesize complete meals like the Star Trek replicator, but it's a start Creative Machines Lab at Columbia Engineering has developed a system of software-controlled lasers to cook food with precision, retain moisture with the.....»»
Engineers figured out how to cook 3D printed chicken with lasers
Setup can't synthesize complete meals like the Star Trek Replicator, but it's a start Creative Machines Lab at Columbia Engineering have developed a system of software-controlled lasers to cook food with precision, retain moisture with the.....»»
Lasers light up neutron generation for radiography
Getting snapshots of systems and processes at precise time points is important to research and development in many fields, including biology, materials science, and engineering. Firing a neutron beam at a material is one way of gaining information; h.....»»
NASA provides laser for LISA mission
Finding the biggest collisions in the universe takes time, patience, and super steady lasers......»»
First observation of high-harmonic generation in robust, refractory metals
The generation of high harmonics from metals opens a link between solid and plasma harmonics. High-harmonic generation (HHG) is the field of creating high-frequency photons from low-frequency lasers. HHG is the cornerstone of nonlinear optics, with a.....»»
New laser captures energy like noise-cancelling headphones
Physicists at The Australian National University (ANU) have developed extremely powerful microscopic lasers that are even smaller than the wavelength of the light they produce......»»
Nanostructure-based lasers for information and communication technologies
The internet of things (IoT) enables the interconnection and data transmission among a plethora of physical objects such as terminal devices, vehicles, and buildings that are embedded with electronics, software, sensors, actuators, and network connec.....»»
Optical innovation could calm the jitters of high-power lasers
The Berkeley Lab Laser Accelerator (BELLA) Center at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) has developed and tested an innovative optical system to precisely measure and control the position and pointing angl.....»»
Massive Machines Are Bringing Giant Exoplanets Down to Earth
Scientists are using football-field-sized lasers, warehouse-sized electromagnets and other immense facilities to reveal the deep secrets of planetary interiors -- Read more on ScientificAmerican.com.....»»
Watching the ultrafast dance moves of a laser plasma
Great leaps in science and technology have been propelled by recent advances in seeing fast evolving physical phenomena, as they happen. Femtosecond lasers from the infrared to the X-ray region have enabled us to 'watch', in real time, atoms dance in.....»»
NASA space lasers map meltwater lakes in Antarctica with striking precision
From above, the Antarctic Ice Sheet might look like a calm, perpetual ice blanket that has covered Antarctica for millions of years. But the ice sheet can be thousands of meters deep at its thickest, and it hides hundreds of meltwater lakes where its.....»»
Unmanned aerial systems for forest management
Airborne Light Detection and Ranging, called LiDAR, has used aircraft lasers to map large forested areas for over 30 years, but high costs and lack of color images have made it a less efficient resource for describing tree variation at smaller scales.....»»
X-ray flash imaging of laser-induced bubbles and shockwaves in water
Researchers have created tiny bubbles in high-pressure water via intense focused lasers. Under these conditions, the bubbles expand at supersonic speed and push a shockwave consisting of a spherical shell of highly compressed water. The research team.....»»
Lasers capable of transmitting signals at 224 gigabits per second, enough to achieve 800 gigabit ethernet
With the massive proliferation of data-heavy services, including high-resolution video streaming and conferencing, cloud services infrastructure growth in 2021 is expected to reach a 27% CAGR. Consequently, while 400 gigabit ethernet (GbE) is current.....»»
Lasers Could Clear Space Junk From Orbit
Adaptive optics proposal would allow tracking and steering of small but still damaging orbital debris Ever since humans started launching rockets into space, the amount of junk flying around Earth has been growing, to the point where debris has.....»»
Researchers Create Free-Floating Animated Holograms
An anonymous reader quotes a report from Gizmodo: Back in 2018, researchers from Brigham Young University demonstrated a device called an Optical Trap Display that used lasers to create free-floating holographic images that don't need a display. That.....»»
Study suggests that silicon could be a photonics game-changer
New research from the University of Surrey has shown that silicon could be one of the most powerful materials for photonic informational manipulation—opening up new possibilities for the production of lasers and displays......»»
Research paves way for improved lasers, communications
New photonics research paves the way for improved lasers, high-speed computing and optical communications for the Army......»»
Mind-bending MIT project uses lasers to generate music from spiderwebs
In perhaps one of the most far-out uses of technology to date, an MIT engineer used lasers to make music based on the vibrational patterns of spiderwebs......»»