The study definitively resolves the controversy by capturing complete two-dimensional snapshots of electron spin and orbital shape on the Au(111) Shockley surface state. The experiment unambiguously confirms the Rashba effect, establishing a robust reference dataset for spin-resolved photoemission.
Scientists successfully measured electric potential in plasmas using a non-contact diagnostic technique, enabling the detection of temporal transitions in internal plasma potential distribution. The method allows for improved predictive models of plasma behavior and confinement frameworks in fusion research.
Researchers discovered a new optical principle to amplify light in water using non-harmonic two-color femtosecond laser excitation. This breakthrough achieves a 1,000-fold enhancement in broadband white-light output and unlocks advances in bioimaging and ultrafast spectroscopy.
Researchers successfully estimated precise altitude distribution of nitrogen molecular ions responsible for blue aurora emissions at high altitudes. The study revealed a peak emission intensity at 200 km altitude, suggesting higher-than-thought density of nitrogen molecular ions in the atmosphere.
Researchers mapped dynamic glycosylation patterns in rat serum proteins, revealing distinct cell-type-specific profiles. Female rats exhibited pronounced daily fluctuations in sugar structures, suggesting regulation by hormonal and circadian cycles.
A study reveals that nucleoside supplementation speed up DNA replication by a specific balancing act involving T (thymidine), which counteracts an inhibitory molecule, dUTP. Adding T increases the correct molecule, dTTP, preventing dUTP from interfering with DNA synthesis.
Research found that high-fat and high-carbohydrate diets are controlled by separate neural pathways in the brain. Neuropeptide Y neurons activate AMPK-regulated corticotropin-releasing hormone neurons to promote high-carb intake, while inhibiting melanocortin 4 receptor neurons to increase high-fat intake.
Researchers have found a new mechanism explaining how larger-scale turbulent eddies deform and suppress smaller-scale ones in plasma confinement. This discovery could lead to improved fusion energy generation by understanding the interaction between turbulence at different scales.
A brown dwarf companion, J1446B, has been found orbiting a nearby M dwarf star, LSPM J1446+4633. The discovery uses a synergy of ground- and space-based observatories, including Subaru's IRD instrument and the Gaia mission, to determine the dynamical mass and orbital parameters of the brown dwarf with unprecedented accuracy.
Researchers have identified a retrograde trafficking pathway in Arabidopsis thaliana that retrieves proteins from vacuoles to endosomes. This plant-specific innovation plays a crucial role in seed germination and energy storage.
Researchers engineered a nanoreactor cage with visible-light absorption to drive highly efficient photochemical reactions. The cage achieved perfect stereo- and site-selectivity in cross-[2 + 2] cycloaddition reactions, enabling catalytic transformations of chemically inert substrates.
The study reveals that marimo experience significant decline in photoinhibition just after ice melts but recover their function within 20-30 days in spring. This critical period highlights the importance of conservation efforts for marimo preservation.
Researchers used quantum-chemical molecular dynamics to visualize the ultrafast formation of polarons in NaTaO3, a key photocatalyst for solar water splitting. Positive hole polarons stabilize rapidly and significantly within 50 femtoseconds, while electron polarons show insignificant stabilization energy change.
A team of researchers captured the motion of spirals of dust around a young star using ALMA observations. The study shows that the winding motion of the spiral pattern is conducive to planet formation, providing new evidence for this process.
A recent study using transits and light curves revealed that TOI-3884 is a highly tilted planetary system with a misaligned stellar spin axis and planet's orbital axis. The star's rotation period was also measured, providing insight into the system's unique geometry.
Researchers at the Astrobiology Center and University of Texas at San Antonio successfully detected hydrogen emission lines from AB Aurigae b using the VLT/MUSE. The detection is interpreted as evidence of mass accretion from the circumplanetary disk onto the protoplanet.
Researchers have identified Laccase2 as essential for darkening and hardening overwintering eggs in pea aphids. Disrupting this gene eliminates egg protection, making them susceptible to infection and hindering hatching.
A research team led by Professor Teruyuki Niimi has developed a new gene function analysis method for the Japanese rhinoceros beetle using electroporation. This advancement will significantly deepen our understanding of how the rhinoceros beetle's horn forms and evolves.
Researchers from the National Institute of Physiological Sciences evaluated the impact of denoising algorithms on dMRI data for detecting tissue abnormalities in glaucoma. They found that denoising increased signal-to-noise ratio and altered image appearance, but had limited effect on disease-related changes.
Researchers discovered how glycosylation modulates IgG antibody architecture, enabling precision immunotherapies for cancer and autoimmune diseases. The study's findings highlight the power of integrating experimental and computational approaches to decode glycoprotein dynamics and optimize clinical performance.
A team of Japanese astronomers discovered an explosively expanding bubble structure near the protoplanetary disk of WSB 52, pushing back against the disk and distorting it. The center of the bubble aligned with the disk's rotation axis, suggesting a jet triggered the expansion.
Researchers developed designer enzymes by transplanting a synthetic trinuclear zinc center into a human cytokine, resulting in a top-tier hydrolytic activity. The designer enzyme retained the original tautomerase activity, achieving dual functionality.
Researchers have engineered a novel enzyme, PET2-21M, to enhance the biodegradation of bottle-grade polyethylene terephthalate (PET) plastics. This breakthrough offers a sustainable and efficient alternative to conventional recycling processes, achieving significant improvements in catalytic activity and substrate efficiency.
Researchers developed a new scattering-type scanning near-field optical microscopy (S-SNOM) technique achieving 1-nm resolution, enabling atomic-scale imaging of materials. This enables studying of atomic defects and nanoscale structures with unprecedented precision.
The discovery of 2023 KQ 14, a sednoid with an unusual orbit, challenges our understanding of the outer Solar System's structure. The object's stable orbit over 4.5 billion years suggests that the system is more diverse and complex than previously thought.
Researchers found that hypothermia in mice elevated fasting glucose and insulin levels, mimicking insulin resistance. Reversing the hypothermia restored normal glucose metabolism through warming the animals.
A space-based experiment successfully analyzed Tottori-type amyloid β fibrils in microgravity, uncovering new insights into Alzheimer's disease mechanisms. The study found that microgravity suppresses off-pathway aggregates, enabling the formation of well-ordered fibrils suitable for structural analysis.
Researchers discovered signs of planet formation in disks around still-forming baby stars, suggesting planets begin to form earlier than previously believed. The new high-resolution images show ring or spiral patterns in 27 of the disks, providing a better understanding of when planet formation begins.
Researchers developed three-dimensionally shaped molecules containing an internal twist, exhibiting properties of organic semiconductors. The molecule was verified to act as an organic semiconductor in an organic field-effect transistor.
Scientists observe subtle structural distortions and interactions influencing exciton relaxation dynamics in individual CNTs. The study reveals a new understanding of the local nanoscale environment's role in shaping exciton behavior.
A newly discovered cluster of eleven quasars has shattered the previous record of five, with the Cosmic Himalayas quasar cluster sitting on the boundary between two groups of galaxies. This structure cannot be explained by conventional theories and forces astronomers to rethink formation scenarios for quasars.
A newly discovered cluster of eleven quasars has shattered the previous record, with the Cosmic Himalayas forming a boundary between galaxy groups. This structure forces astronomers to rethink quasar formation scenarios, leading to new theories and potential insights into the evolution of the Universe.
Researchers develop a novel analytical method to capture localized structures and reveal the intertwined behavior of multiple fluctuating fields. They introduce two new measures based on information entropy, which quantify structural complexity and degree of coupling between turbulent structures.
Researchers have identified a monoacylglycerol acyltransferase (MGAT)-coding gene named bishu-1 that maintains the expression level of thermal receptors and modulates cool temperature sensation and avoidance behavior. The discovery could promote the development of lipid-mediated treatments for maintaining thermosensation in humans.
A team successfully observed hydrogen and deuterium molecules confined within a picocavity, revealing unprecedented detail about their vibrational modes. The study demonstrates a pronounced isotope-dependent effect, highlighting the potential for advanced molecular spectroscopy and nanoscale sensing.
Researchers use ALMA to observe J0107a, a 'monster' galaxy 11.1 billion years ago. They find similarities with modern galaxies in gas distribution and motion, but higher concentrations and faster gas flow rates.
A team of scientists has studied the evolutionary history of the bacterial circadian clock, tracing its origins back to ancient cyanobacteria that emerged 3 billion years ago. They discovered that the oldest KaiC proteins lacked the necessary function for rhythmic qualities, but acquired it over time through molecular evolution.
Researchers discovered that the plant-specific vacuolar transport system arose from molecular innovations in VAMP7, including amino acid insertions and acidification. This pathway enabled massive accumulation of storage proteins in seed protein storage vacuoles, making it a crucial adaptation for plant growth.
Researchers successfully integrated femtosecond-pulse VSFG spectroscopy with scanning tunneling microscopy (STM) to detect VSFG signals from molecules in nanoscale gaps. Phase analysis revealed molecular orientation, and the technique's spatial confinement enabled detection of signals from a limited number of molecules.
Researchers developed a live brainstem imaging method to study the nucleus tractus solitarii's role in emotion regulation and body-brain interactions. The D-PSCAN technique enabled high-resolution visualization of NTS neural activity in response to vagus nerve stimulation and gut hormone cholecystokinin, shedding light on potential the...
Researchers captured real-time supramolecular gel formation using high-speed atomic force microscopy, overturning previous assumptions about the process. A novel 'block-stacking model' explains the unique 'stop-and-go' behavior of growing fibers.
Researchers discovered that chirality induces giant charge rectification in an organic superconductor, exceeding theoretical predictions. The nonreciprocal transport was found to be driven by enhanced spin-orbit coupling and mixing of spin-triplet Cooper pairs.
Tadashi Isa returns to NIPS as director with goal to foster young researchers and maintain balance between cutting-edge research and collaborative studies. He aims to elevate physiological and neuroscience research in Japan to a world-class level.
Researchers tracked ultrafast structural changes of a molecule driven by excited-state aromaticity, revealing its emergence within hundreds of femtoseconds and facilitating planarization. The study provides new insights for designing photoactive materials like sensors and light-driven switches.
A study examined floating plants on ocean planets and found they display a pronounced red edge in their reflectance spectra, potentially detectable via satellite remote sensing. The characteristic seasonal variation in NDVI values suggests this method could be promising for detecting life on habitable exoplanets.
A study published in Ecology reveals that rare males of the Ramulus mikado stick insect species have completely lost their reproductive function. Despite attempting to mate with females, these males failed to pass on male-derived genes or produce functional sperm, rendering them sterile.
Researchers detect and measure magnetic field lines in protoplanetary disk around HD 142527 using dust 'fingerprint' method. The discovery may create strong turbulence within the disk, affecting planet formation.
Researchers developed a new microscopy technique, HS-iFM, to study the dynamic mechanical properties of Escherichia coli membranes. The technique revealed increased stiffening during cell division and observed visible bridges that formed and eventually broke.
Researchers use knowledge of molecular motors to enhance DNA-nanoparticle motors, reducing speed disparities. The engineered motor achieves speeds of 30 nm/s with improved processivity and run-length, comparable to natural motor proteins.
A simulation study clarifies the physical mechanism of coupled plasma fluctuations, which can lead to significant losses of energetic particles in fusion research. The study reveals that the two fluctuations occur in a coupled manner via deformation of the energetic particle distribution function.