Researchers fabricate chip-based optical resonators with record low UV losses
WASHINGTON — Researchers have created chip-based photonic resonators that operate in the ultraviolet (UV) and visible regions of the spectrum ...
Tag: optical
Thiol ligands modify metal nanocluster structures and optical properties
Metal nanoclusters are tiny, crystalline structures up to two nanometers (2 x 10-9 meters) in diameter that contain a few ...
Successful optical biosensing using dual optical combs: High sensitivity and rapid detection of biomolecules with promising prospects
Key points Credit: Tokushima University Key points Biosensing has been valuable for detecting biomolecules, including novel coronavirus (SARS-CoV-2), but ...
Wearable optical device shows promise for detecting postpartum hemorrhage
WASHINGTON — Researchers have developed a wearable optical device for early detection of hemorrhage during labor or after childbirth. This ...
Simplified optical neural network component saves space and energy
As research into photonic computing progresses, scientists seek to optimize the performance of optical computing devices by making purpose-specific changes ...
Tiny magnetic beads produce an optical signal that could be used to quickly detect pathogens
Getting results from a blood test can take anywhere from one day to a week, depending on what a test ...
Universal linear processing of spatially incoherent light through diffractive optical networks
Information processing with light is a topic of ever-increasing interest among optics and photonics researchers. Apart from the quest for ...
Exploiting nonlinear scattering medium for optical encryption, computation, and machine learning
Can one see through a scattering medium like ground glass? Conventionally, such a feat would be deemed impossible. As light ...
Harnessing the power of light: Advancements in photonic memory for faster optical computing
Technological advancements like autonomous driving and computer vision are driving a surge in demand for computational power. Optical computing, with ...
Broadband tip-enhanced nonlinear optical response in a plasmonic nanocavity
Squeezing light beyond the diffraction limit and controlling the optical processes caused by nano-confined light are central issues of ...
Shrinking light: Nanoscale optical breakthrough
Imagine shrinking light down to the size of a tiny water molecule, unlocking a world of quantum possibilities. This has ...
NeuWS camera answers ‘holy grail problem’ in optical imaging
HOUSTON – (June 28, 2023) – Engineers from Rice University and the University of Maryland have created full-motion video technology ...
The nose knows: Career Awardee developing bioinspired optical sniffer sensor
The human nose, which has around 6 million olfactory receptors, can distinguish between at least 1 trillion different odors. Dogs ...
Revolutionizing optical control with topological edge states
Nanophotonics and topology have gained significant interest due to the unique properties they offer. One area of focus is the ...
Leaky-wave metasurfaces: A perfect interface between free-space and integrated optical systems
New York, NY—May 8, 2023—Researchers at Columbia Engineering have developed a new class of integrated photonic devices--“leaky-wave metasurfaces”--that can convert ...
Ground wide angle camera array detects prompt optical emission of gamma-ray burst
Researchers led by Dr. XIN Liping from the Space-based Multi-band Astronomical Variable Objects Monitor (SVOM) research team, National Astronomical Observatories ...
Optical switching at record speeds opens door for ultrafast, light-based electronics and computers
Imagine a home computer operating 1 million times faster than the most expensive hardware on the market. Now, imagine that ...
An interdisciplinary solution for enhanced high-resolution imaging in electron and optical microscopy
Although electron microscopy can already reveal details as small as one nanometer, ongoing research seeks to break through barriers limiting ...
Fishing for proteins: Scientists use new optical tweezer technology to study DNA repair
Tucked away in a small, dark room at UPMC Hillman Cancer Center, Brittani Schnable is on a fishing expedition. Credit: ...
Researchers realize non-Hermitian exceptional points in degenerate optical cavity
Recently, a research team led by Prof. GUO Guangcan from the University of Science and Technology of China (USTC) contructed ...
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Null results research now published by major behavioral medicine journal
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New findings on hair loss in men
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A novel role discovered for vagus nerve
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Archaeologists discover world’s oldest wooden structure
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Grant awarded to University of Louisville law professor will fund climate adaptation project
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Unleashing the power of AI to track animal behavior