A first in silicon photonics research: On-chip soliton compression observed
(Phys.org) —An international research team, led by researchers from the University of Sydney, have observed an on-chip soliton compression in a silicon photonic crystal for the first time.
Researchers create on-chip interference between pairs of photon sources
3-D images, with only one photon per pixel
Lidar rangefinders, which are common tools in surveying and in autonomous-vehicle control, among other applications, gauge depth by emitting short bursts of laser light and measuring the time it takes for ...
Novel X-ray device developed
Using a compact but powerful laser, a research team at the University of Nebraska-Lincoln has developed a new way to generate synchrotron X-rays.
Tiny lasers light up future electronics
(Phys.org) —Faster, smaller electronics are one step closer with researchers from The Australian National University successfully making the first room temperature lasers from gallium arsenide nanowires.
New hologram technology created with tiny nanoantennas
Researchers have created tiny holograms using a "metasurface" capable of the ultra-efficient control of light, representing a potential new technology for advanced sensors, high-resolution displays and information ...
Tiny laser gives big boost to high speed data transmission
(Phys.org) —High-speed communication just got a turbo boost, thanks to a new laser technology developed at the University of Illinois that transmits error-free data over fiber optic networks at a blazing ...
Plasmonic crystal alters to match light-frequency source
Gems are known for the beauty of the light that passes through them. But it is the fixed atomic arrangements of these crystals that determine the light frequencies permitted passage.
Light-activated medical implants: Team develops light-guiding hydrogel for cell-based sensing
Topological light: Living on the edge
(Phys.org) —Topology—the understanding of how things are connected—remains abstract, even with the popular example of doughnuts and coffee cups. This concept, esoteric as it appears, is also neat because ...
Zoomable holograms pave the way for versatile, portable projectors
Imagine giving a presentation to a roomful of important customers when suddenly the projector fails. You whip out your smartphone, beam your PowerPoint presentation onto the conference room screen, and are ...
New material gives visible light an infinite wavelength
Researchers from the FOM Institute AMOLF and the University of Pennsylvania have fabricated a material which gives visible light a nearly infinite wavelength. The new metamaterial is made by stacking silver ...
Researchers devise a way to mimic gravitational lensing in a way that can be seen
Researchers develop new type of fluorescent camera for blood diagnostics, brain mapping
(Phys.org) —Fluorescence imaging is the most widely used method for analyzing the molecular composition of biological specimens. Target molecules, when they are present, can be "tagged" with a fluorescent ...