The compact optical clock uses quantum interference for better frequency stability
Spectroscopic signals calculated theoretically (left) and observed experimentally (right) in the proposed method. Credit: Peter Yun A research team on ...
Tag: optical
Advances in silicon photonics pave the way for cost-effective, high-performance optical devices
A 300mm silicon wafer containing thousands of GaAs devices with a close-up of several chips and a scanning electron micrograph ...
All-optical switching device paves the way for faster optical fiber communication
Schematic of the optical cavity with a thick layer of a tungsten diselenide (WSe2) molecule at the belly, the point ...
Janus-like metasurface technology shows different optical responses depending on light direction
Diagrams of a device with asymmetric transmission. a) Device functioning as a magnifying lens for rear lighting. b) Device functioning ...
Quantum physicists exploit entanglement to improve the precision of optical atomic clocks
From left, Adam Kaufman, Nelson Darkwah Oppong, Alec Cao and Theo Lukin Yelin inspect an optical atomic clock at JILA. ...
Optical method may overestimate neuronal signaling, study finds
Subthreshold events produce Ca2+ optical signals. Credit: Scientific reports (2024). DOI: 10.1038/s41598-024-70319-4 Measuring a thought has always been difficult. Neuroscientists ...
New ultrathin optical device can precisely capture and stimulate mammalian brains
Comparison of the displacement factor of miniature microscopes. a, Comparison of the scale size of the Miniscope9 and the SCOPe ...
Quantum research paves the way for efficient, ultra-high-density optical memory storage
(a) Two possible paths for energy transfer from S to A, with the respective Feynman diagrams shown in (b) and ...
Researchers integrate rapid optical coherence tomography system with neurosurgical microscope
The researchers integrated their megahertz-speed optical coherence tomography (MHz-OCT) system into a commercially available neurosurgical microscope. The top left image ...
Label-free optical technology takes the power and efficiency of biological detection to a new level
The researchers use microtoroidal optical resonators as sensors. Each microtoroid is approximately the width of a human hair. Credit: Adley ...
