Realizing ultrafast imaging from 2D to quasi 3D
Scientists at Beijing Institute of Technology have developed an ultra-fast quasi-three-dimensional technology, overcoming the shortcomings of missing information in two-dimensional images and incomplete features, allowing for the analysis of three-di.....»»
Team of astronomers discovers galaxy that shouldn"t exist
A team of astronomers, led by Arizona State University Assistant Research Scientist Tim Carleton, has discovered a dwarf galaxy that appeared in James Webb Space Telescope imaging that wasn't the primary observation target......»»
First eROSITA sky-survey data release makes public the largest ever catalog of high-energy cosmic sources
The German eROSITA consortium has released the data for its share of the first all-sky survey by the soft X-ray imaging telescope flying aboard the Spectrum-RG (SRG) satellite. With about 900,000 distinct sources, the first eROSITA All-Sky Survey (eR.....»»
Scientists develop ultrafast hydrogen leak detection
As the spread of eco-friendly hydrogen cars increases, the importance of hydrogen sensors is also on the rise. In particular, achieving technology to detect hydrogen leaks within one second remains a challenging task. Accordingly, the development of.....»»
A new approach to monitoring ultrafast excitations in correlated systems
An international team of researchers have presented new ideas for ultrafast multi-dimensional spectroscopy of strongly correlated solids. Their work is published in Nature Photonics......»»
Organic electronics lead to new ways to sense light
The past few decades have seen astonishing advances in imaging technology, from high-speed optical sensors that process over two million frames per second to tiny lensless cameras that record images using a single pixel......»»
Metalens array to enable next-generation true-3D near-eye displays
Integral imaging (II) display is one of the most promising near-eye displays (NEDs) due to its compact volume, full parallax, convenient full-color display, and, more importantly, true-3D and more realistic depth perception from eliminating the verge.....»»
New carbon-based tunable metasurface absorber paves the way for advanced terahertz technology
Working in the terahertz (THz) range offers unique opportunities in various applications, including biomedical imaging, telecommunications, and advanced sensing systems. However, because of the unique properties of electromagnetic waves in the 0.1 to.....»»
Scientists compute with light inside hair-thin optical fiber
Scientists at Heriot-Watt University in Edinburgh, Scotland, have found a powerful new way to program optical circuits that are critical to the delivery of future technologies such as unhackable communications networks and ultrafast quantum computers.....»»
Image: An aurora in another light
The Visible Infrared Imaging Radiometer Suite sensor on the NOAA-NASA Suomi NPP satellite captured this image of the aurora borealis, or northern lights, over western Canada at 3:23 a.m. MST (5:23 a.m. EST) on November 5, 2023......»»
Engineers develop terahertz imaging system capable of capturing real-time, 3D multi-spectral images
Terahertz waves can penetrate opaque materials and provide unique spectral signatures of various chemicals, but their adoption for real-world applications has been limited by the slow speed, large size, high cost and complexity of terahertz imaging s.....»»
A method for classifying the ripeness of peppers using hyperspectral imaging
A UGR research team has developed a method for classifying the ripeness of peppers using hyperspectral imaging, which is a non-invasive technique, and machine learning......»»
Research team uses water as a nonlinear medium for ultra-broadband white laser
Scientists are making significant strides in the development of ultrabroadband white laser sources, covering a wide spectrum from ultraviolet to far infrared. These lasers find applications in diverse fields such as large-scale imaging, femto-chemist.....»»
Ultrafast laser pulses could lessen data storage energy needs
A discovery from an experiment with magnets and lasers could be a boon to energy-efficient data storage......»»
Maize yield estimation: The MLAENet approach for accurate and efficient tassel counting
Maize is a vital global crop that requires accurate tassel counting for yield estimation and crop management, traditionally done manually or through basic imaging and machine learning techniques......»»
Chemists find new way to rid boron nitride nanotubes of impurities
Very strong, light materials that can withstand extremely high temperatures could usher in next-generation spacecraft, enhance current devices or enable the development of new biomedical imaging or hydrogen storage applications, among others......»»
Review covers optical aspects of quantitative photoacoustic tomography
Quantitative photoacoustic tomography (QPAT) is a medical imaging technique that combines laser-induced photoacoustic signals and ultrasound detection to create detailed three-dimensional images of biological tissues. The process involves irradiating.....»»
Researchers use spinning metasurfaces to craft compact thermal imaging system
Researchers have developed a new technology that uses meta-optical devices to perform thermal imaging. The approach provides richer information about imaged objects, which could broaden the use of thermal imaging in fields such as autonomous navigati.....»»
Realizing eco-friendly and high-performance thermoelectric materials
In a new study, environmentally benign inverse-perovskites with high energy conversion efficiency have been reported by Tokyo Tech scientists with potential for practical application as thermoelectric materials (TEMs). Addressing the limitations typi.....»»
Novel chemical recycling system for vinyl polymers of cyclic styrene derivatives
Chemical recycling of widely used vinyl polymers (VPs) is one of the key technologies required for realizing a sustainable society. In this regard, a team of researchers from Shinshu University have recently reported a new chemical process that facil.....»»
NASA/JAXA XRISM mission reveals its first look at X-ray cosmos
The Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) observatory has released a first look at the unprecedented data it will collect when science operations begin later this year......»»