Articles tagged with Neutrons
Researchers at TU Wien have found a simple formula to quantify the effect of measurement disturbance on quantum state correlation. The correlation-disturbance relation shows a basic trade-off between the two, with implications for quantum measurement devices and experimental estimation.
The University of Tennessee will lead work in materials and models under a renewed $125M funding for the Quantum Science Center at Oak Ridge National Laboratory. UT's expertise in quantum spin systems will validate quantum-classical computations, while supporting students' involvement in materials science and neutron experiments.
Researchers at Chinese Academy of Sciences have measured the mass of silicon-22, revealing a new proton magic number. This finding provides deeper insight into exotic nuclear structures and nucleon interactions, shedding light on element formation in the Universe.
Researchers in China designed and developed a high-performance double-spoke superconducting cavity with improved electromagnetic and mechanical optimizations. The cryomodule employs carbon fiber tie rods to reduce heat leakage and enhance manufacturability. An optimized cryogenic cooling protocol was also developed to maximize Q-value ...
Researchers have identified cerium zirconium oxide as a clear, 3D realization of a rare quantum spin liquid, featuring emergent photons and fractionalized spin excitations. This discovery validates decades of theoretical predictions and has significant implications for next-generation technologies.
The Taishan Antineutrino Observatory's unique plastic scintillator module design boasts exceptional performance in muon identification efficiency, surpassing 99.67% even at high thresholds. This scalable solution establishes a transferable technique for next-generation neutrino detectors requiring muon identification efficiency >99.5% ...
Neutron Airy beams, created by NIST scientists, can bend around obstacles and reveal useful information about materials. They have the potential to enhance neutron imaging facilities' resolution and explore new materials with unique properties.
Ryan Amberger, a Ph.D. candidate in physics at Texas A&M University, has been selected for a 2025 Los Alamos-Texas A&M Fellowship to conduct dissertation research on nuclear astrophysics. He aims to improve understanding of the s-process by studying neutron cross sections.
Scientists have discovered antiferromagnetism in a real icosahedral quasicrystal, exhibiting long-range magnetic order. The discovery opens new avenues for developing novel antiferromagnetic QCs by controlling the electron-per-atom ratio.
Physicists have measured a nuclear reaction that can occur in neutron star collisions, providing direct experimental data for a process previously only theorized. The study provides new insight into how the universe's heaviest elements are forged, with potential applications in nuclear reactor physics.
Researchers have acquired direct evidence of rare, pulsing pear-shaped structures in the nucleus of Gadolinium-150, a long-lived radioactive isotope. The study provides definitive proof of a strong collective 'octupole excitation' and opens a new window into the quantum world.
Researchers at Waseda University develop a new imaging technique that uses neutron activation to transform gold nanoparticles into radioisotopes, enabling long-term tracking of their movement in the body. This breakthrough could lead to more effective cancer treatments and precision monitoring of drug distribution.
The study reveals three distinct phases: liquid, solid, and plastic ice, with the latter exhibiting picosecond rotational motion. The implementation of state-of-the-art spectrometers and sample environments enabled the first experimental observation of plastic ice VII at high temperatures and pressures.
Researchers used neutrons to study the magnetic structure of layered perovskites, resolving a long-standing mystery. The study reveals a spiral magnetic structure, which is essential for understanding the material's promising magnetic and electric properties.
Researchers at Institut Laue-Langevin and Aarhus University developed a new method to characterise foam structure, enabling the creation of plant-derived foaming ingredients in food. The technique uses small-angle neutron scattering, imaging, and electrical conductivity measurements to provide insights into pea albumin-based foams.
A new Zap research paper validates the company's sheared-flow-stabilized Z-pinch fusion approach by measuring nearly isotropic neutron energies, indicating stable thermal plasma. This achievement provides a benchmark milestone for scaling fusion to higher energy yields and confidence in reaching higher performance on the FuZE-Q device.
The study found clear evidence for a quantum spin ice state in the material Ce2Sn2O7, with the experimental data well described by recent theoretical models. The findings may inspire technology for quantum computers and pave the way towards future unifications of theory and experiments.
The discovery of a strong, local increase in two-neutron separation energies when the number of neutrons increases from 92 to 93 provides unique insights into the nuclear structure of neutron-rich lanthanum isotopes. This finding calls for further studies and challenges current nuclear mass models.
Researchers found that ornamental never never plants can store water for up to 45 days, maintaining photosynthetic activity and chloroplast structure unchanged. This helps them adapt to drought conditions, a challenge for many crops.
Marie Bo&r's $875,000 grant will fund her project to learn more about partons from an experimental and phenomenological point of view. Her goal is to understand the static and dynamic properties of quarks when confined in a nucleon, with potential implications for the study of radioactivity.
A study by McGill University researchers has provided the clearest evidence yet that some fast radio bursts originate from neutron stars. The analysis of a single FRB signal showed striking similarities with pulsars, a well-studied class of radio-emitting neutron stars.
Researchers at Osaka University have discovered a 'nano-switch mechanism' that controls the potential of an electron carrier protein in redox reactions. This finding has significant implications for the development of ultra-sensitive sensors and novel drugs.
Researchers successfully detect neutron participating in DVCS reaction using a new detector installed at Thomas Jefferson National Accelerator Facility. The experiment provides unprecedented insight into the distribution of partons inside neutrons, a crucial step towards understanding nucleon structure and spin.
Researchers from the University of Liverpool and international collaboration measure nuclear radius of nobleium and fermium isotopes using laser spectroscopy. The study reveals smooth trends in charge radii and reduced influence of shell effects at superheavy element levels.
Researchers studied fermium isotopes with different neutron numbers, revealing a steady increase in nuclear charge radius across the neutron number 152. The experimental results confirmed theoretical predictions on nuclear shell effects and paved the way for further laser spectroscopic studies of heavy elements.
Researchers from the Universiteit van Amsterdam and other institutions show that axion clouds around neutron stars could provide a new way to observe these elusive particles. The formation and properties of these clouds are studied, offering new opportunities for axion research and potentially solving the dark matter puzzle.
Researchers propose excited states of neutrons could explain contradictory measurements of average lifetime. These states would have slightly higher energy and different lifetimes, resulting in significant discrepancies between measured results.
Physicists use lattice quantum chromodynamics to calculate how quarks and gluons interact within the proton, revealing a 3D picture of parton distributions. This approach helps explain the proton's spin and distribution of matter, with implications for understanding particle interactions.
Oak Ridge National Laboratory scientist Matthew Loyd has been selected for a DOE Early Career Research award to develop a high-count-rate, high-resolution neutron camera. The detector will improve neutron detection at high count rates and enable observing weak data signals in experiments.
Researchers at Eindhoven University of Technology, in collaboration with MIT and PSI, developed a new method to visualize the inner workings of redox flow batteries using neutron imaging. The technique provides extraordinary moving images that help understand the battery's performance and durability.
Scientists have successfully created element 116 using a beam of titanium-50, marking a crucial step towards creating the heaviest element yet, element 120. This achievement validates the method of production and provides a promising path forward for researchers to explore elements at the extremes.
A new study by Osaka Metropolitan University researchers suggests that the nuclear structure of titanium-48 changes depending on its distance from the nucleus. The findings provide clues to the α-decay process in heavy nuclei and could help solve a 100-year-old physics mystery.
Researchers used neutron beams to test the Leggett-Garg inequality, a formula that challenges macroscopic realism. The results show that classical explanations are not possible, confirming quantum theory's strange properties.
Researchers have made significant progress in understanding the one-neutron stripping process in lithium-6 and bismuth-209 reactions. The study reveals that this process yields results comparable to fusion reactions, especially at energy regions near nuclear barriers.
Astronomers have detected a neutron star spinning at an unprecedentedly slow rate, defying the typical mind-bending speeds of these ultra-dense stars. The object emits radio signals every 54 minutes, offering new insights into its complex life cycle and potential implications for our understanding of stellar objects.
Researchers at Shanghai Jiao Tong University have developed a high-resolution neutronics model that increases <sup> 238 </sup> Pu yield by close to 20% in high-flux reactors, reducing costs. The refined production process supports deep-space exploration and life-saving medical devices.
A team of researchers from Japan have employed an innovative technique to directly observe the origin of FSDP and the atomic density fluctuations in silica (SiO2) glass. The study reveals alternating arrangements of chain-like columnar atomic configurations and interstitial tube-like voids.
A team of international researchers has measured the molecular diffusion coefficient of a supercritical fluid, revealing a gradual transition from gas-like to liquid-like behavior across the Widom line. This study contributes to our understanding of supercritical fluid dynamics and holds implications for planetary science.
Scientists discovered that many types of glass have similar atomic structures and can be successfully made in space. Researchers used a levitator and NOMAD neutron diffractometer at the Spallation Neutron Source to create and study glass samples, comparing their properties with those made on Earth.
A team of researchers used state-of-the-art imaging techniques to study lithium-ion battery cells. They identified macroscopic deformations in the copper current collector due to local accumulations of silicon during electrode manufacturing. The defects compromise cell structure and functioning when agglomerates exceed 50 microns in size.
The Spallation Neutron Source at Oak Ridge National Laboratory is receiving a major upgrade thanks to US neutron science facility Jefferson Lab. The final cryomodule has been successfully delivered and will double the power capability of the linear accelerator, enabling next-generation neutron science research. This delivery marks the ...
Researchers at Institut Laue-Langevin discovered triphenylphosphine molecules exhibit rolling and translating motions on graphite surfaces, facilitated by their geometry and three-point binding. This study provides new insights into surface dynamics and opens up avenues for materials science and nanotechnology.
Physicists calculated that neutron stars can heat up quickly due to energy transfer from dark matter particles, providing a potential way to detect dark matter. This process could reveal the nature of dark matter and its interactions with regular matter.
Researchers at MIT have discovered a new way that neutrons can interact with materials, potentially providing insights into material properties and quantum effects. The discovery involves the binding of neutrons to nanoscale atomic clusters called quantum dots.
An international team has gained insights into special states of matter through experiments at BER II, finding a spin-nematic phase formed under extreme magnetic fields. The results suggest a condensate of bosonic Cooper pairs, analogous to superconductivity.
Researchers at Linköping University developed improved neutron mirrors coating silicon with iron and silicon mixed with boron carbide to increase efficiency in material analysis. This enables more neutrons to reach instruments, improving experiments.
Researchers at the University of Tokyo have developed a method to accurately measure and predict neutron-induced transmutation, which can make nuclear waste more stable. This technique could lead to improved nuclear waste treatment facilities and new theories about the creation of heavier elements in the universe.
Researchers visualize second sound, a wave-like movement of heat, independent of physical particle motion in a superfluid. The findings expand understanding of heat flow in superconductors and neutron stars.
Researchers discovered a correlation between medium-range atomic ring structure and liquid fragility in silicate glasses. This understanding can predict the performance of glass products, allowing for more precise manufacturing processes.
A team of researchers, led by Associate Professor Hiroyuki Fujioka from Tokyo Institute of Technology, investigated the feasibility of bound tetraneutron emission in thermal neutron-induced fission of Uranium-235. They found that the instrumental neutron activation method can be applied to address open questions in nuclear physics.
The microstructural features of polymer-bonded explosives (PBXs) significantly impact their macroscopic properties. Scattering techniques using large neutron and X-ray scientific facilities can quantify the hierarchical structures and components of PBXs.
Scientists at Tokyo Tech developed self-folding polymers to create smaller, safer gadolinium-based contrast agents for cancer diagnosis and neutron capture radiotherapy. These nanosized complexes show enhanced tumor accumulation and penetration, reducing toxicity while increasing MRI performance.
Researchers from Eötvös Loránd University have mapped the space-time geometry of quark matter using femtoscopy techniques. This study sheds light on the strong interaction governing quark matter and atomic nuclei, a fundamental area still in its early stages.
A team of researchers has confirmed the presence of quantum spin liquid (QSL) behavior in a new material with a triangular lattice structure, KYbSe2. The study used a combination of theoretical, experimental and computational techniques to observe hallmarks of QSLs, including quantum entanglement and exotic quasiparticles.
Scientists have developed a new method to investigate the deposition and impact of microplastics in soil, using neutron and X-ray tomography. The technique allows for the precise location of microplastic particles and analysis of changes to soil structure, shedding light on the environmental implications of microplastic pollution.
The Chi-Nu experiment has contributed never-before-observed data for enhancing nuclear security applications and understanding criticality safety. The results inform nuclear models, Monte Carlo calculations, and reactor performance calculations.
New research challenges the scientific status quo on nuclear chart boundaries and their sensitivity to temperature. The study found that drip lines, which define maximum protons and neutrons within a nucleus, alter dynamically with increasing temperatures.
Researchers have observed the decay of two neutron-rich isotopes, oxygen-28 and oxygen-27, providing new insights into nuclear structure. The study's findings suggest that these isotopes do not exhibit a closed shell structure, challenging current theories and offering opportunities for further investigation.
Researchers explore nucleon resonances, gaining insight into early universe's chaotic state. The experiment provides new information on the 3D structure of resonating protons and neutrons.
Scientists at Oak Ridge National Laboratory are developing new cancer treatments that target the metabolic pathway hijacked by cancer cells. Using neutrons and x-rays, researchers mapped the enzyme structure to design roadblocks along the pathway.