Articles tagged with Accelerator Physics
Scientists have developed a table-top technique using all-attosecond transient absorption spectroscopy to study the oscillatory motion of an electron vacancy in xenon ions. The results provide insights into the underlying dynamics of light-induced processes.
Researchers at Texas A&M University develop a laser technique called TRIP to directly measure quantum forces shaping proteins, enabling accurate prediction of how pharmaceutical drugs interact with them. This breakthrough could lead to the design of medicines tailored to specific diseases, revolutionizing precision medicine.
Researchers will analyze unique lunar samples, deep-sea sediments, and geological archives to detect rare radionuclides and shed light on nearby cosmic events. The project aims to reveal the history of our cosmic neighborhood and its possible influence on Earth's evolution.
BL18U1 supports the determination of numerous high-quality crystal structures, with most structures in the 1.5–2.5 Å range. The beamline has consistently delivered excellent results in lysozyme experiments and demonstrated long-wavelength anomalous diffraction capability.
Researchers created a high-bandwidth particle detection system combining artificial diamonds and custom microchips to measure advanced accelerator beams. The system performed extremely well, exceeding expectations and providing clean signals across a wide dynamic range.
Researchers developed a new method to observe nanoscale spin waves, directly detecting short-wavelength magnons using resonant soft X-rays. The technique, called magnon momentum microscopy (MMM), reveals strong nonlinear interactions and four-magnon scattering processes in magnetic materials.
Physicists from Heinrich Heine University and Forschungszentrum Jülich successfully accelerated polarized Helium-3 ions using laser-plasma acceleration. The preserved spin alignment increases reaction probability in controlled nuclear fusion, a crucial step towards energy production.
The University of Osaka's researchers have achieved a key milestone in creating tabletop x-ray lasers by demonstrating free-electron laser amplification at extreme ultraviolet wavelengths. They used laser wakefield acceleration to generate high-quality, monoenergetic electron beams, enabling precise control of the plasma source.
Researchers have developed a device that cuts sample consumption by as much as 97% while producing high-quality structural data for X-ray crystallography. This innovation enables the study of rare proteins and accelerates drug discovery, unlocking new insights into disease mechanisms.
Researchers redesigned a superconducting solenoid to significantly reduce spherical aberration and improve electron beam emittance. The new design achieved a 47% reduction in transverse emittance under high-intensity beam conditions.
Researchers at the Paul Scherrer Institute have successfully implemented mode-locking to generate coherent trains of X-ray pulses with unprecedented temporal structure. This achievement enables attosecond science and opens up new experimental possibilities, including precise timing of phenomena in gases, liquids, and solids.
Researchers at TUM have discovered that deuterons and antideuterons are formed through the decay of highly energetic particle states, releasing protons and neutrons necessary for their formation. This finding improves models of particle formation and could provide clues about dark matter.
Scientists used four analytical techniques to assess the composition and likely age of lead in the Jordan codices, finding some pages contaminated by environmental interactions. The study suggests that while some parts may be modern, others show characteristics of older lead.
The High Intensity heavy-ion Accelerator Facility (HIAF) successfully completed commissioning with beam on October 28, producing high intensity heavy-ion beams across a broad range of energies. The facility aims to support cutting-edge applications in fields such as energy research, healthcare, materials science, and aerospace.
A new study published in Nature Photonics reveals that virtual charges significantly influence the material's response to ultrashort light pulses. The research, conducted by Politecnico di Milano and other institutions, used advanced techniques to isolate the effect of virtual vertical transitions on monocrystalline diamonds.
Researchers successfully treat mouse tumor with radioactive carbon ion beam, achieving complete control without major neurological side effects. The BARB project advances image-guided particle therapy using exotic beams, showing feasibility and effectiveness.
The University of Texas at Arlington's ATLAS Experiment team has made significant contributions to the discovery of the Higgs boson particle. The team's work on the Large Hadron Collider at CERN led to a Noble Prize in 2013 and has earned them a $1 million Breakthrough Prize in Fundamental Physics.
A DESY team significantly improved the properties of a laser-plasma accelerated electron beam by using a two-stage correction system, reducing energy spread and fluctuation. This brings the technology closer to concrete applications in fundamental research, industry, and health.
RHIC physicists will complete data collection for one of the collider's central goals: creating and studying a unique form of matter known as a quark-gluon plasma (QGP). The QGP is expected to provide crucial insights for the future Electron-Ion Collider (EIC), which will be built by reusing components of RHIC.
SLAC researchers develop a laser-based shaping technique to compress billions of electrons into a length less than one micrometer, producing an electron beam with femtosecond-duration and petawatt peak power. This achievement opens up new discoveries in quantum chemistry, astrophysics, and material science.
Researchers are using machine learning to enable autonomous control of particle accelerators, opening up new possibilities for commissioning and operating high-power accelerators. The technology has been successfully applied to the CAFe2 superconducting segment, achieving global trajectory adaptive control.
The release of a unique Type Ia Supernovae dataset has significant implications for cosmologists measuring the universe's expansion history. The dataset, comprising 3628 supernovae, provides unprecedented precision and accuracy in exploring the properties of these events.
Assistant Professor Lawrence Lee receives $120,000 to strengthen transfer pipeline of physics students and continue his research on experimental high-energy particles. He aims to develop transformative educational programs and expand the audience for physics through outreach initiatives.
Caltech researchers have developed a platform to characterize ultrathin membranes that could be used in lightsails for interstellar space travel. The team's experiments mark the first step towards achieving this audacious goal, which aims to reach ultrafast speeds and explore distant star systems.
Scientists have come closer to understanding the acceleration of electrons in collisionless shock environments. A new study using satellite observations from NASA's MMS and THEMIS/ARTEMIS missions found that electrons can be accelerated to high energies through the interaction of multiple processes across different scales.
A study from the University of Notre Dame found nine out of 22 watch bands contained high levels of perfluorohexanoic acid (PFHxA), a type of PFAS. Elevated PFAS levels were more prevalent in higher-priced watchbands, posing concerns for dermal absorption and potential health risks.
Neutrino research may hold the key to understanding the universe's origins and the imbalance between matter and antimatter. Scientists are exploring experimental anomalies and searching for a new 'sterile' neutrino flavor, which could provide answers to these deep questions.
Researchers measured seat acceleration and jerk on bus routes across Sydney, finding vibrations can cause discomfort and long-term health issues. The study suggests potential enhancements like better suspension systems and driver monitoring to improve ride comfort and fuel efficiency.
Researchers at SwissFEL have achieved breakthroughs in improving the temporal coherence of XFEL pulses by inserting magnetic chicanes to control the timing of the electron beam. This advancement opens new scientific opportunities in fields requiring precise spectral control, such as fundamental physics and applied sciences.
Dr. Kevin J. Kelly, an assistant professor at Texas A&M University, has received the Henry Primakoff Award for Early-Career Particle Physics for his significant contributions to neutrino physics and proposing novel directions for dark matter research. He will deliver an invited lecture on his research at a future APS meeting.
Four Jefferson Lab staff members have been named APS Fellows for their exceptional contributions to physics, including innovative particle accelerator design and world-leading research on quarks. The American Physical Society recognizes fellows who have made significant impacts on the field of physics.
A research team has successfully created and observed extreme conditions with a much smaller laser than before. They used a copper wire finer than a human hair to simulate the pressure and temperature of stars and planets, reaching densities eight times higher than normal copper and temperatures of 100,000 degrees Celsius.
Researchers at Helmholtz-Zentrum Dresden-Rossendorf have developed a novel method to measure the structure of microbunched plasma-wakefield-accelerated electron beams using metal foil. This technique enables precise control over the electron bunches, leading to brighter and more stable light in free-electron lasers.
Researchers at Imperial College London have successfully demonstrated muon-marshalling technology, a key step towards building a muon collider. The breakthrough enables more efficient high-energy collisions, revolutionizing particle accelerator research and potential applications.
Researchers at Osaka University have developed a faster, highly accurate way to measure the temperatures of electronic components using neutrons. The technique, called neutron resonance absorption, can acquire temperature data in just 100 nanoseconds.
The HZDR team has made a significant advance in laser plasma acceleration, achieving energies of up to 150 MeV for protons. This breakthrough opens up promising applications in medicine and materials science, including new radiobiological concepts for tumor treatment.
Scientists used a neural network to analyze massive particle collision data from the ATLAS detector, marking the first use of this technique in a collider experiment. The method identified an anomaly that may indicate the existence of an undiscovered particle.
The US Department of Energy has approved the Electron-Ion Collider (EIC), a state-of-the-art particle collider for nuclear physics research. The EIC will be built at Brookhaven National Laboratory and funded primarily by the federal government, with a total project cost estimated to be $1.7-2.8 billion.
Researchers demonstrate a way to amplify interactions between particles to overcome environmental noise, enabling the study of entanglement in larger systems. This breakthrough holds promise for practical applications in sensor technology and environmental monitoring.
Stanford researchers have successfully accelerated and steered electrons at the microchip scale using silicon dielectric laser accelerators. This breakthrough enables the creation of tiny linear accelerators that could rival larger systems, with potential applications in medical treatments such as targeted cancer therapies.
Researchers have developed a method to coherently tile multiple titanium:sapphire crystals together, breaking through the current 10-petawatt limit. This technology enables ultra-intense ultrashort lasers with high conversion efficiencies, stable energies, and broadband spectra.
Researchers from SLAC National Accelerator Laboratory and Stanford University propose the Cool Copper Collider, a next-generation accelerator that could probe elementary particle physics at higher energy scales. The proposal aims to reduce energy consumption by up to 50% through improved design and materials.
Researchers developed an accelerating wave equation to solve daily phenomena, revealing a well-defined direction of time. The framework also predicts energy conservation in certain situations, including exotic materials.
A team of researchers from FAU and Stanford University has demonstrated the first nanophotonic electron accelerator, accelerating electrons using a nano device. The breakthrough marks a significant step towards creating smaller, more efficient particle accelerators for medical applications.
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.
Aerodynamic researchers at University of Illinois create wind tunnel experiment to study internal boundary layers and their impact on flow behavior. They identify a new internal boundary layer that changes the flow's behavior, providing insights into aerodynamics physics and improving turbulence models for complex designs.
A team at Osaka University has simulated photon-photon collisions to produce electron-positron pairs, paving the way for experimental confirmation of quantum physics theories. The simulation uses ultra-intense laser pulses and demonstrates the feasibility of creating matter solely from light.
A new technique uses frozen hydrogen as a target for high-power laser pulses, improving proton acceleration efficiency and paving the way for advanced tumor therapy concepts. The method generates multiple proton bunches per second and optimizes the process through AI algorithms.
Researchers at Paul Scherrer Institute have developed a beamline modification called momentum cooling to increase the transmission of proton beams, allowing for shorter treatment times. This breakthrough could enable faster treatments while maintaining accuracy and sparing healthy tissue, with potential benefits including reduced costs...
Researchers have developed a method to stabilize the –1 state of boron vacancy defects in hBN, enabling it to replace diamond as a material for quantum sensing and quantum information processing. The team discovered unique properties of hBN and characterized its material, opening up new avenues for study.
Researchers from UNIGE have developed a new method to test the validity of Einstein and Euler's theories on the accelerating Universe expansion and dark matter. The study uses time distortion as a never-before-used measure, allowing for differentiation between the two equations.
A new publication by the PHENIX Collaboration at RHIC's Relativistic Heavy Ion Collider provides definitive evidence that gluon spins are aligned in the same direction as the spin of the proton they're in. This result, known as the 'golden measurement,' allows theorists to calculate how much gluons contribute to a proton's spin.
A group of scientists from the JIHT, HSE and MIPT have developed a novel solution: OpenDust, a fast, open-source code that performs calculations ten times faster than existing analogues. The algorithm uses multiple GPUs simultaneously to accelerate computations.
Researchers at The University of Tokyo have developed a new atomic layer deposition (ALD) technique for depositing thin layers of oxide semiconductor materials, resulting in high carrier mobility and reliability. This breakthrough enables the production of devices with normally-off operation, high mobility and reliability.
The EIC Center at Jefferson Lab has announced six new research fellowships to advance the science program of the Electron-Ion Collider (EIC). This year's awardees will work on various topics, including the development of instruments and experiments to maximize the potential of the EIC.
Researchers at the Beckman Institute discovered a way to replicate cooperative behavior found in viruses in organic semiconductors. This phenomenon can help enhance the performance of smartwatches, solar cells, and other organic electronics by reducing energy consumption.
The MSU facility will provide several thousand additional hours of chip testing capacity annually, addressing the US national shortfall in advanced microelectronics testing. The K500 cyclotron will be used to test electronic components for space-based applications where levels of ionizing radiation are higher than at Earth's surface.
Scientists have successfully detected a massive phason in a charge density wave material, confirming a long-standing theoretical prediction. The detection was made using nonlinear optical techniques and has significant implications for the development of new materials with unique properties.
Hernandez-Garcia was recognized for his efforts to bring undergraduate students from Mexico to Jefferson Lab for a 10-week summer study program, where they gain hands-on experience with accelerator R&D test stands. The program has led to several students earning Ph.D.s in accelerator physics and pursuing careers in the field.
Physicists propose new method to confine quarks, which could reveal why matter has mass. The strong force, a fundamental force of nature, is believed to be responsible for this property. By exploring quark confinement, researchers hope to gain insights into the structure of the universe.