Detecting nanoplastics in fractions of a second using modified Raman spectroscopy
Microplastics are tiny, barely visible plastic particles that can harm the environment, for example, if they are eaten by animals. However, it has been difficult to assess the effect of even smaller particles, which can hardly be detected using conve.....»»
Hydrogen-powered planes almost ready for takeoff
Companies are readying hardware but differ dramatically in how they're testing it. Enlarge / Airbus will be testing hydrogen power on a commercial airliner modified to carry an additional engine. (credit: Airbus) A compl.....»»
Webb telescope reveals colors of Earendel, most distant star ever detected
Detecting extremely distant stars, or those closest in time to the big bang, can provide insights into the first few chapters of the history of our universe. In 2022, the Hubble Space Telescope broke its own record, and spotted the most distant star.....»»
NASA InSight study finds Mars is spinning faster
Scientists have made the most precise measurements ever of Mars's rotation, for the first time detecting how the planet wobbles due to the "sloshing" of its molten metal core. The findings, detailed in a recent Nature paper, rely on data from NASA's.....»»
AI researchers claim 93% accuracy in detecting keystrokes over Zoom audio
Mitigating factors include typing style, multi-case passwords, uncommon laptops. Enlarge / Some people hate to hear other people's keyboards on video calls, but AI-backed side channel attackers? They say crank that gain. (credit:.....»»
Single-particle photoacoustic vibrational spectroscopy using optical microresonators
Pythagoras first discovered that the vibrations of strings are drastically enhanced at certain frequencies. This discovery forms the basis of our tone system. Such natural vibrations ubiquitously exist in objects regardless of their size scales and a.....»»
XRISM mission ready to explore universe"s hottest locales
Japan's XRISM (X-ray Imaging and Spectroscopy Mission, pronounced "crism") observatory, expected to launch Aug. 25 (Aug. 26 Japan local time), will provide an unprecedented view into some of the hottest places in the universe. And it will do so using.....»»
Austria farmers up in arms over Brussels GMO plans
The European Commission's proposal to ease current restrictions on genetically modified crops has riled up EU organic farming leader Austria and its farmers......»»
Nanopore technology achieves breakthrough in protein variant detection
A team of scientists led by the University of Oxford have achieved a significant breakthrough in detecting modifications on protein structures. The method, published in Nature Nanotechnology, employs innovative nanopore technology to identify structu.....»»
Ingenious hack powers M1 Mac mini with Ethernet cable
A hardware hacker has modified a Mac mini so that it doesn't necessarily need an AC power connection, and instead can run on the Power over Ethernet protocol.Mac mini hacked with Power over EthernetIvan Kuleshov on Twitter teased the project on Twitt.....»»
Examining how atomic nuclei vibrate with a greater degree of precision
Using ultra-high-precision laser spectroscopy on a simple molecule, a group of physicists led by Professor Stephan Schiller Ph.D. from Heinrich Heine University Düsseldorf (HHU) has measured the wave-like vibration of atomic nuclei with an unprecede.....»»
Scientists suggest special nano-pocket for surface-enhanced Raman spectroscopy scattering detection
The research group of Yang Liangbao at the Institute of Health and Medical Technology, Hefei Institutes of Physical Science (HFIPS), Chinese Academy of Science (CAS) has recently developed a surface-enhanced Raman spectroscopy (SERMS) method to autom.....»»
Observation of a refractive index line shape in ultrafast XUV transient absorption spectroscopy
Ultrafast extreme ultraviolet (XUV) spectroscopy is a powerful technique for probing the dynamics of atoms and molecules with attosecond time resolution. However, conventional XUV absorption measurements only provide information about the imaginary p.....»»
Improving recyclable waste classification with laser-induced breakdown spectroscopy
Managing and classifying waste accurately for reuse is a growing challenge in environmental protection. Addressing this issue, researchers at Hefei University of Technology in China have embarked on a quest to innovate in the realm of waste managemen.....»»
Artificial photosynthesis with engineering of protein crystals in bacteria
In-cell engineering can be a powerful tool for synthesizing functional protein crystals with promising catalytic properties, show researchers at Tokyo Tech. Using genetically modified bacteria as an environmentally friendly synthesis platform, the re.....»»
Detection of bacteria and viruses with fluorescent nanotubes
An interdisciplinary research team from Bochum, Duisburg and Zurich has developed a new approach to construct modular optical sensors which are capable of detecting viruses and bacteria. The researchers used fluorescent carbon nanotubes with a novel.....»»
Detecting nanoplastics in fractions of a second using modified Raman spectroscopy
Microplastics are tiny, barely visible plastic particles that can harm the environment, for example, if they are eaten by animals. However, it has been difficult to assess the effect of even smaller particles, which can hardly be detected using conve.....»»
New XRISM satellite mission to study "rainbow" of X-rays
A new satellite called XRISM (X-ray Imaging and Spectroscopy Mission, pronounced "crism") aims to pry apart high-energy light into the equivalent of an X-ray rainbow. The mission, led by JAXA (Japan Aerospace Exploration Agency), will do this using a.....»»
Rapid fabrication of a polymer lens on a laser chip for miniaturized spectroscopy
There is a growing demand for portable gas sensors, from both environmental and health sciences users as well as industry. Resonant optical sensors, in particular planar micro-resonators, combine high sensitivity and small footprint, which makes them.....»»
Single-end hybrid Rayleigh Brillouin and Raman distributed fiber-optic sensing system
The real-time monitoring of facilities, particularly large facilities (such as rail transit systems, large bridges, and buildings), can provide information regarding their surrounding environment and allow their health conditions to be assessed, whic.....»»
Investigating interactions at molecular junctions for novel electronic devices
The structure of a molecular junction with noncovalent interaction plays a key role in electron transport, reveals a recent study conducted by researchers at Tokyo Tech. Through simultaneous surface-enhanced Raman scattering and current–voltage mea.....»»