Researchers used cryo-force spectroscopy to study DNA elasticity and binding forces at low temperatures. The study reveals that DNA behaves as a chain of small coil springs, with the spring constant determined for individual components.
Researchers at Aalto University developed an AI called ARTIST that instantly determines molecular reactions to light, accelerating the development of new technologies such as wearable electronics and flexible solar panels. This approach has the potential to slash research and development costs.
The MaNGA survey reveals the internal structure and composition of nearly 5,000 nearby galaxies, using resolved spectroscopy to dissect their composition and study star motions. The data release includes a massive 'stellar library' with spectra of over 3,000 stars in the Milky Way galaxy.
A study published in Developmental Science reveals that newborn babies are born with the ability to identify words in continuous speech. The researchers used Near-Infrared Spectroscopy to measure brain activity and discovered two mechanisms that enable infants to pick out individual words from a stream of sounds.
Researchers from MBI report on an experiment using attosecond transient absorption spectroscopy to study the interaction of molecules with a laser field. They found that infrared fields affect weak core-to-Rydberg transitions more strongly than core-to-valence transitions, and that Rydberg states dominate XUV absorption.
Scientists have created a system to probe biomolecules' chiral properties in real-time, providing insights into their biological function. The setup allows for the detection of enantiomers at picosecond resolution, overcoming previous limitations.
A bright source of femtosecond soft X-ray pulses has been created using extreme high-order harmonic generation process. This enables the simultaneous local probing at both carbon and nitrogen sites within molecules, facilitating multiple-site investigation with potential correlations between these sites upon molecular rearrangements.
A team at the University of Freiburg has successfully applied 2D-spectroscopy to isolated molecular systems, allowing for more precise study of atomic interactions. This breakthrough enables a better understanding of processes in photovoltaics and optoelectronics.
Researchers at the University of Liverpool have developed a laser-based spectroscopy technique to study CO2 reduction in-situ. This method provides critical insights into electrochemical pathways, enabling better understanding of electrocatalysts. The breakthrough could lead to more efficient clean fuel technologies.
Researchers developed a machine-learning program that can predict atomic responses to magnetic fields in record time, combining with NMR spectroscopy to identify complex compound structures. This breakthrough accelerates drug discovery and makes larger molecules accessible.
Researchers at MU and MIT developed a noninvasive technology to monitor blood glucose levels without needles or finger pricking. The device uses Raman spectroscopy to detect glucose molecules in the skin, achieving accuracy comparable to traditional finger prick tests.
Researchers at Graz University of Technology have achieved a breakthrough in observing the reaction of a quantum fluid to photoexcitation of dissolved particles. By applying femtosecond spectroscopy, they were able to describe the processes in an approximately five-nanometer sized superfluid helium droplet after photoexcitation of an a...
Researchers have developed a novel method to assess the quality of iron oxide samples, enabling them to understand their effects on patient safety. By combining gamma ray spectroscopy with 'center of gravity' analysis, scientists can quantify diffusive oxidation processes and track changes over time.
Researchers used visible/near-infrared spectroscopy to predict breakthrough curves of dissolved chemicals in intact soil columns. The new technology estimated mass transport with a high degree of accuracy and has potential for cost-effective and efficient monitoring of dissolved chemical transport.
Researchers developed a new spectro-gonio radiometer called SHADOWS to analyze light reflected from very small or extremely dark materials. The instrument can probe samples measuring less than one millimeter cubed and provide information on physical and chemical properties.
Researchers developed a theory of relaxation in hexagonal ice, which can indicate water purity and quality through dielectric polarization changes. The study used spectroscopy to analyze ice under different temperatures, revealing non-Arrhenius behavior.
Researchers at OIST have discovered a new method to manipulate electrons on the nanometer scale using light. By inducing electric fields on material surfaces, they can control electron flow within specific areas, potentially leading to faster and better functioning devices.
Scientists have created a non-invasive instrument that uses optical trapping and Raman spectroscopy to study individual cells in real-time. The technique allows for the analysis of cell interactions and molecular differences without damaging or labeling the cells.
Researchers developed a data-driven approach using machine learning to interpret complex material spectra. The method enables rapid and accurate analysis of spectral features without requiring specialist expertise.
Researchers aim to explore treatment for birth defects like spina bifida and anencephaly by studying how the neural tube closes, with $3.2 million from the NIH. A hybrid microscope combining Brillouin spectroscopy and OCT will help understand mechanical properties controlling neural tube closure in developing embryos.
Researchers used a novel experimental setup with quantum chemical calculations to understand organometallic catalysts. They were able to empirically test and validate calculations for oxidation and reduction processes on the entire molecule, providing new insights into redox processes in complex systems.
The US Department of Energy awards Rice University researchers $1.1 million to develop single-particle spectroscopy techniques and analyze mechanisms to improve nanoparticle-based electrocatalysts. The goal is to fine-tune nanoscale electrocatalysts for future applications in various industrial processes.
Researchers have developed a theory to create electron flashes within zeptosecond timeframes, potentially increasing nuclear reaction energy yield. This breakthrough could advance fields like spectroscopy and quantum information processing.
Physicists have developed two novel principles for optical spectroscopy, allowing for the direct observation of excitation-excitation interactions and energy transport in systems. This breakthrough enables the study of dynamic properties such as energy transport in natural light-harvesting systems and artificial dye aggregates.
A research team has used an integrated structural biological approach to elucidate the maturation of a cancer-causing microRNA in gene regulation. Understanding this process may help develop new therapies for cancer treatment.
Scientists led by Roland Wester have confirmed the presence of molecules in space using terahertz spectroscopy, a method that allows for accurate measurement of spectral lines. The study's findings provide new insights into the chemical composition of interstellar medium and may aid in detecting unknown species in space.
A team of Swiss researchers used THz spectroscopy to measure the surprisingly slow response of solvating water after changing the charge distribution of a dissolved dye molecule. The study found a timescale around 10 picoseconds, which is slower than expected for liquid water.
Researchers successfully measured the optical excitation of atomic levels in nobelium isotopes using laser spectroscopy. The results confirm that nobelium nuclei are deformed like an American football, with a lower charge density in their center than at their surface.
Researchers have identified the biological process of mineralization that occurs in young corals, shedding light on coral reef formation and the storage of atmospheric carbon dioxide. The discovery also holds implications for new biotechnological developments using coral extractions to regenerate human bones.
Researchers developed a new blood test that uses Raman spectroscopy to estimate the age of victims and suspects. The test was able to distinguish between different age groups with high accuracy, making it a potentially useful addition to current forensic science techniques.
Scientists have developed a method for detecting molecular fingerprints of toxic, explosive, and polluting substances using surface-enhanced Raman spectroscopy (SERS) with a black silicon (b-Si) substrate. The technique offers high accuracy and non-invasiveness.
Researchers at the Royal Museums of Fine Arts of Belgium and the University of Liège used high-resolution photography, X-ray radiography imaging, and X-Ray Fluorescence spectroscopy to analyze a recovered quarter of the painting and propose a virtual colorization. The study found that the deepest blue layer in the painting is presumed ...
Researchers have successfully detected conical intersections in polyatomic molecules, a crucial step towards understanding energy flow in large molecules. The breakthrough uses ultrafast X-ray spectroscopy and offers new insights into the behavior of critical biological processes.
Researchers have developed a compact and sensitive nanophotonic system that can identify molecules without conventional spectrometry. The system uses metapixels to generate a unique bar code for each molecule, enabling massive analysis and classification using artificial neural networks.
Researchers use ultrafast spectroscopy and terahertz pulses to uncover a new state of matter in superconducting alloys, which could enable faster, heat-free quantum computing and information storage.
Researchers developed Near Infrared Spectroscopy (NIRS) to detect Zika virus in mosquitoes, outperforming current methods with 18x speed and 110x cost savings. The technology has shown a 94-99% accuracy rate under laboratory conditions and is being tested for detecting other diseases like dengue and malaria.
Columbia Engineering researchers have demonstrated a chip-based dual-comb spectrometer in the mid-infrared range, requiring no moving parts and acquiring spectra in under 2 microseconds. This breakthrough could lead to the development of a lab-on-a-chip for real-time sensing in nanoseconds.
A team of researchers at Drexel University has successfully measured the brain activity of pilots in real-time using functional near-infrared spectroscopy, or fNIRS. The study shows that pilots who flew a real aircraft committed more errors and had higher cognitive load than those who operated a flight simulator.
Using MR spectroscopy imaging, researchers found that a novel IDH1 inhibitor reduced levels of the oncometabolite 2HG in patients with IDH1-mutated gliomas. The study showed a potential metabolic reprogramming of the tumor in response to treatment.
A new technique using sound waves to levitate water droplets improves the detection of heavy metal contaminants like lead and mercury. The method, combining laser-induced breakdown spectroscopy (LIBS), can detect very low levels of contaminants in real-time on-site.
Researchers at UC Davis developed a new technique using conventional digital camera technology to measure brain blood flow. The method, called interferometric diffusing wave spectroscopy, boosts the signal to detect fluctuations in blood motion, providing valuable information about blood flow.
A new technique enhances power output of single-mode lasers, enabling terahertz spectroscopy applications. The technique introduces a hybrid second- and fourth-order Bragg grating in the laser's optical cavity.
A Northwestern University research team has developed a new semiconductor device that can detect gamma rays and identify radioactive isotopes at room temperature. The device, made of cesium lead bromide, offers high spectral resolution and can be scaled up for widespread use in biomedical imaging, astronomy, and spectroscopy.
Scientists have solved the puzzle of trans 1,3-butadiene's electronic-structural dynamics using ultrafast laser spectroscopy. The research reveals an ultrafast competition between ethylenelike and polyenelike dynamics in butadiene.
A collaborative team of YNU and NTT researchers successfully observed petahertz electron oscillation, achieving the fastest measured in direct time-dependent spectroscopy. They characterized individual dephasing times and revealed benefits for controlling optical phenomena in electronic and photonic devices.
Physicists at MSU used high harmonics spectroscopy to study the behavior of electrons in a dielectric material. They found that ultra-short laser pulses can turn the material into a conductor by increasing its kinetic energy and changing its many-body state.
Researchers developed a point-of-care device that simultaneously probes patient hemodynamics, chemical constitution, and anatomy to diagnose thyroid nodules. The device uses near-infrared time-resolve spectroscopy and diffuse correlation spectroscopy to collect tissue data, promising improved accuracy and reduced costs.
A team of researchers at NIST developed a new laser source, called frequency combs, to detect chemicals with greater sensitivity. These lasers can pass through samples without direct contact, enabling remote spectroscopy and high-sensitivity measurements for applications such as breath analyzers, cancer detection, and explosives tracking.
Research shows that water-bearing minerals release water underneath geologic hot spots, lubricating earthquakes and fueling volcanoes. A new spectroscopy technique applied to garnet containing fragments of quartz reveals the source of water, contradicting conventional thermodynamic equations.
Scientists have created a new way to measure the temperature of materials at the nanoscale using electron energy gain spectroscopy. This technique promises to advance microelectronic devices and semiconducting materials by mapping atomic-scale vibrations due to heat.
Using near infrared chemical imaging can help maintain the safety of pharmaceutical tablets by monitoring active ingredient concentrations in real time. This technique provides a larger sample area compared to spectroscopy, reducing the risk of missed segregation areas.
JILA scientists invent a novel imaging technique that combines spectroscopy and high-resolution microscopy to create rapid, precise measurements of quantum behavior. The technique produces detailed spatial maps of energy shifts among atoms in a three-dimensional lattice, providing information about each atom's location and energy level.
Researchers miniaturized dual-frequency combs on a single chip using a single laser, enabling real-time sensing and spectroscopy in field environments. The device can detect a broad range of chemicals with high precision, paving the way for commercialization in the future.
A team from TUM developed a methodology to observe ultrafast chemical processes with quintillionths of a second resolution. This allows for the control and influence of ionization dynamics, shedding light on photosynthesis and silicon ionization in computer chips.
Researchers used time-resolved spectroscopy to study the mechanism of light-dependent hydrogenation of protochlorophyllide. They found evidence of partially stepwise hydride transfer involving three discrete intermediates. This discovery sheds light on how light energy can be harnessed for chemical reactions.
Researchers at University of Warwick and Monash University have developed a platinum-based chemotherapy drug candidate that kills cancer cells in targeted areas without harming healthy tissue. The treatment is activated by light, reducing toxic side effects.
Researchers found that near-infrared spectroscopy (NIRS) values correlate with vital signs and birth weight in critically ill babies. The study suggests that NIRS can provide a more complete picture of babies' health, particularly for those with abnormal brain scans.
Scientists developed a new technique to precisely measure the temperature and behavior of two-dimensional materials, enabling the design of smaller and faster microprocessors. They used scanning transmission electron microscopy combined with spectroscopy to measure the temperature at the atomic level.
Scientists at the University of Córdoba have devised a new system to analyse the smell generated during composting using NIR spectroscopy and chemometrics. The method provides a fast and economical means of evaluating odour emission rates, potentially mitigating the odorous impact of composting.
Researchers have created a novel optical biopsy method using resonance Raman scattering to detect diseases like skin cancer and brain cancer at the molecular level. This non-invasive technique provides more detailed information and can detect diseases in mere seconds.