Diamonds engage both optical microscopy and MRI for better imaging
When doctors or scientists want to peer into living tissue, there's always a trade-off between how deep they can probe and how clear a picture they can get......»»
Entangled photon pairs enable hidden image encoding
Researchers at the Paris Institute of Nanoscience at Sorbonne University have developed a new method to encode images into the quantum correlations of photon pairs, making it invisible to conventional imaging techniques. The study is published in the.....»»
Study: Giant ultrafast dichroism and birefringence with active nonlocal metasurfaces
The fine and efficient control of the properties of light at ultrafast speed down to the picosecond timescale is a challenging task, crucial for many scientific applications and technologies. For instance, in free-space optical links, manipulating on.....»»
The world"s fastest single-shot 2D imaging technique films ultrafast dynamics in flames
Candle flames and airplane engines produce tiny soot particles from polycyclic aromatic hydrocarbons (PAHs) as their precursors, both of which are harmful to humans and the environment. These carbon-based particles are also common in space, making up.....»»
High-refractive-index-modulation nanocomposites for augmented reality displays
Holographic optical elements (HOEs) are essential in augmented reality (AR) displays, providing benefits such as design flexibility and improved optical efficiency. However, current materials' limited refractive index modulation hampers performance,.....»»
Study: Quantum-dot-enabled infrared hyperspectral imaging with single-pixel detection
Near infrared (NIR) hyperspectral imaging is a highly promising detection technology capable of capturing detailed 3D spectral-spatial information, facilitating the identification and characterization of materials and targets based on their spectral.....»»
Spin-controlled generation of a complete polarization set with randomly interleaved plasmonic metasurfaces
Optical metasurfaces are finely crafted two-dimensional artificial nanostructures composed of meticulously designed arrays of ultrathin artificial atoms. These surfaces possess capabilities beyond natural materials, enabling multifunctional control o.....»»
Advances in optical micronanofiber-enabled tactile sensors and soft actuators
A perfect combination of fiber optics and micro/nanotechnology, optical micro/nanofiber (MNF) is a new type of micro/nano-waveguide structure developed in recent years......»»
How the world of rally racing helps Subaru of America connect and engage with customers, fans
Subaru of America's marketing goes beyond love, dogs and safety. An integral component is derived from its motorsports footprint but especially rally racing......»»
Neutron scattering instrument represents a new dawn for AI-powered atomic-scale 3D imaging
The Department of Energy's Oak Ridge National Laboratory added a new neutron scattering instrument to its powerhouse of discovery at the Spallation Neutron Source, charting new territory for neutron imaging through artificial intelligence. In July, D.....»»
New Sisyphus cooling technique could enhance precision of atomic clocks
Researchers in the Neutral Atom Optical Clocks Group at the National Institute of Standards and Technology (NIST), University of Colorado and Pennsylvania State University recently devised a new sub-recoil Sisyphus cooling technique that could help t.....»»
Light microscopy study reveals molecular density changes during mitotic chromosome condensation
A team of scientists studying cell division developed a special light microscopy system and used it to analyze the molecular density of cellular environments. Their results provide a novel insight into mitotic chromosome condensation in living human.....»»
Proof-of-concept study demonstrates mid-infrared computational temporal ghost imaging
Ghost imaging in the time domain allows for reconstructing fast temporal objects using a slow photodetector. The technique involves correlating random or pre-programmed probing temporal intensity patterns with the integrated signal measured after mod.....»»
Researchers propose inexpensive 2.2-kilometer telescope that could make exoplanet movies
Can a kilometer-scale telescope help conduct more efficient science, and specifically for the field of optical interferometry? This is what a study recently posted to the preprint server arXiv hopes to address......»»
Hybrid imaging approach reveals microbes in 3D
Caltech researchers have developed a new method to create three-dimensional images of complex communities of bacteria and plant roots. The technology synthesizes two traditional methods of imaging: visualizing microbes with fluorescence and a noninva.....»»
Researcher explores how you can stretch your mind to grasp quantum entanglement
My new article, "Quantum Entanglement of Optical Photons: The First Experiment, 1964–67," is intended to convey the spirit of a small research project that reaches into uncharted territory. The article breaks with tradition, as it offers a first-pe.....»»
Ultra-sensitive photothermal microscopy technique detects single nanoparticles as small as 5 nm
The detection of individual particles and molecules has opened new horizons in analytical chemistry, cellular imaging, nanomaterials, and biomedical diagnostics. Traditional single-molecule detection methods rely heavily on fluorescence techniques, w.....»»
Single nucleosomes tracked in live cells during cell division using super-resolution microscopy
Individual cells divide through a process called mitosis, during which the cell's copied DNA is separated between two resulting daughter cells. Despite recent advances in cell biology, the mechanism by which DNA condenses during mitosis is still poor.....»»
Researchers demonstrate metasurfaces that control thermal radiation in unprecedented ways
Researchers with the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) have experimentally demonstrated that metasurfaces (two-dimensional materials structured at the nanoscale) can precisely control the optical properties of t.....»»
After months of mulling, NASA will decide on Starliner return this weekend
"The agency flight readiness review is where any formal dissents are presented and reconciled." Enlarge / A high-resolution commercial Earth-imaging satellite owned by Maxar captured this view of the International Space Station o.....»»
Can"t buy me love: TikTok users seek authenticity in sponsored content, dismissing top influencers for smaller creators
High-profile and popular influencers on TikTok should rethink their approach to brand-sponsored campaigns since followers better engage and trust the authenticity of smaller creators over super influencers when it comes to paid content......»»