Patterned Optical Chips That Emit Chaotic Light Waves Keep Secrets Perfectly Safe
Chaos could help put cyberhackers out of business with a patterned silicon chip that will be uncrackable even in the future. Confidential data—including credit card…
Optics
Chaos Helps Achieve Broadest Microcomb Spectral Span on Record
With greater freedom to design photonic devices, researchers can accelerate optics and photonics research. Xu Yi, assistant professor of electrical and computer engineering at the…
Tiny Three-Dimensional Chessboards Could Lead to “Paper Electronics”
Researchers at Osaka University develop liquid-phase 3D-patterning to create nanocellulose films aligned along multiple axes within the same sheet. This work may lead to ever…
New World’s Record for Fastest Internet Speed From a Single Optical Chip: 44.2 Tbps
Researchers from Monash, Swinburne and RMIT universities have successfully tested and recorded Australia’s fastest internet data speed, and that of the world, from a single…
Physics Process Yielding Nanolasers in 2D Semiconductors Could Be Game-Changer for High Speed Communications
When something just works, that’s usually a good thing. But for scientists and engineers, when something works and they don’t understand the mechanism behind it,…
2D Nano Sandwich Is Deliciously Useful for Detecting Biomolecules
Rice University engineers adapt 2D ‘sandwich’ for surface-enhanced Raman spectroscopy. A sandwich of molybdenum, sulfur, and selenium turns out to be deliciously useful for detecting…
Making Quantum ‘Waves’ in Ultrathin Materials – Plasmons Could Power a New Class of Technologies
Study co-led by Berkeley Lab reveals how wavelike plasmons could power up a new class of sensing and photochemical technologies at the nanoscale. Wavelike, collective…
Quantum Entanglement of 15 Trillion Atoms at 450 Kelvin With “Surprising Results”
Quantum entanglement is a process by which microscopic objects like electrons or atoms lose their individuality to become better coordinated with each other. Entanglement is…
Breakthrough Could Lead to Cameras That Can Capture Images Using Ambient Radio Waves
Passive method for locating and characterizing radio waves could lead to cameras that can capture images using ambient radio waves. Electrical engineers at Duke University…
Scientists Discover How to Control Light on the Nanoscale Over Wide Frequency Ranges
An international team led by researchers from the University of Oviedo and the Centre for Research in Nanomaterials and Nanotechnology (CINN-CSIC), together with scientist from…
Precision Deformable Mirrors to Detect New Sources of Gravitational Waves From Deep Space
Improved deformable precision mirrors could improve sensitivity of gravitational wave detectors to help scientists detect new sources of gravitational waves from deep in space. Researchers…
Broadband Enhancement Relies on Hyperbolic Metamaterials Tilted at Precise Angle
Investigators develop a quantum photonics prototype using hyperbolic metamaterials tilted at a precise angle from an optical fiber. Quantum photonics involves a new type of…
3D Print Your Own Laboratory-Grade Precision Microscope for $18
An open-source design from the University of Bath gives schools, homes, and labs the chance to 3D print their own precision microscopes. For the first…
World’s First Super-Chiral Light Produced by New Metasurface Laser
Laser opens up a new world of applications using optical control of physical objects. Researchers have demonstrated the world’s first metasurface laser that produces “super-chiral…
Probing Ultracold Quantum Gases With Sound Waves to Reveal the Unique Properties of Superfluids
Sound waves reveal the unique properties of an ultracold quantum gas, a model system for describing certain superconductors and forms of nuclear matter. A new…
Using the Universe’s Coldest Material in a New Search for Dark Matter
Scientists have been able to observe the universe and determine that about 80% of the its mass appears to be “dark matter,” which exerts a…
Scientists Tame Electron Bunches to Generate Brighter X-Ray Beam With “Donut Laser”
New research shows that when a bunch of electrons zooms through the middle of a ring-shaped laser beam, the bunch can wind up with higher…
Pulsed Optically Pumped Atomic Clock Design Achieves State-of-the-Art Frequency Stability
Chinese researchers have developed a pulsed optically pumped (POP) atomic clock with a frequency stability of 4.7 × 10-15 at 104 seconds based on a…
