Articles tagged with Higgs Boson
A simplified cosmological model shows that decoherence can suppress quantum tunnelling, trapping fields in the vacuum state. The environment's influence on the field's dynamics and cosmic expansion determines the initial choice of vacuum.
Researchers aim to harness muon beams for higher collision energy, enabling breakthroughs in particle physics. The goal is to understand dark matter and the Higgs boson's role in the universe's birth and potential collapse.
The UMass Amherst team, led by Stéphane Willocq, made significant contributions to particle physics, including studies of rare processes and Higgs boson properties. Their work explores the deepest questions about our universe and prepares for the High-Luminosity LHC upgrade.
Researchers Nikolaos Kidonakis and Marco Guzzi have received a third joint NSF grant to continue their study of the Higgs boson, top quark, and proton. The grant supports the university's focus on undergraduate research and advances the field of theoretical particle physics.
Researchers propose that simple forms of ultra-light scalar field matter could generate detectable gravitational wave backgrounds soon after the Big Bang. This discovery could shed light on dark matter and its role in the universe's mass, offering a new avenue for fundamental physics research.
Sam Haynes, a professor of history at UTA, is recognized for his extensive scholarly output, including four books and several edited volumes. His recent publication won a prize in the study of race, national identity, and power in 19th-century US history. Jaehoon Yu, a physics professor, is honored for his groundbreaking research on th...
A Rice University team, led by Wei Li, has received a $15.5 million grant to develop an ultra-fast silicon timing detector for the CMS experiment at the LHC. This technology will enable breakthrough science in heavy ion collisions and provide insights into the strong nuclear force.
Researchers identified the origin of a discrepancy between experimental and theoretical values of the muon's magnetic moment. The study found that lattice QCD and electron-positron collision data disagree, highlighting the need to resolve this puzzle.
A team of researchers has observed bubble formation through false vacuum decay in atomic systems, shedding light on this long-theorized phenomenon. The study confirms the quantum field origin of the decay and its thermal activation, opening up new avenues for understanding early universe and ferromagnetic quantum phase transitions.
The Particle Physics Project Prioritization Panel (P5) report recommends budget-conscious investments in high-energy physics research. The US government will support the Large Hadron Collider, Deep Underground Neutrino Experiment, CMB-S4, and IceCube-Gen2 facilities for transformative discoveries related to fundamental physics.
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.
A South Korean research team has successfully searched for Dine-Fischler-Srednicki-Zhitnitskii (DFSZ) axion dark matter using a new experimental setup. The group achieved a higher sensitivity than existing experiments, excluding axion dark matter around 4.55 µeV at DFSZ sensitivity.
Researchers assessing the environmental impact of future 'Higgs factories' propose a new figure of merit: carbon footprint per Higgs boson produced. Circular colliders emerge as a promising option due to their excellent physics capability and energy efficiency, which could significantly reduce the environmental cost.
Rice University physicists Frank Geurts and Wei Li have received a $1.8 million grant from the Department of Energy to conduct research on relativistic heavy-ion physics at both Brookhaven National Laboratory and the Large Hadron Collider at CERN. Their work focuses on creating quark-gluon plasmas, a
Researchers at Boston College have discovered a new particle known as the axial Higgs mode, a magnetic relative of the mass-defining Higgs Boson particle. The detection was made possible by using light scattering and quantum simulator techniques in a tabletop experiment at room temperature.
Brookhaven Lab particle physicist Kétévi Assamagan has been elected as an APS Fellow for his significant contributions to the Standard Model Higgs boson research. He is also recognized for leading physics outreach programs, including founding the African School of Fundamental Physics and Applications.
Researchers at the University of Granada and Johannes Gutenberg University Mainz have proposed a new heavy particle with properties similar to the Higgs boson. This particle is expected to play a fundamental role in explaining the origin of dark matter, which could solve two major problems in theories of particle physics.
Scientists have found a way to control the behavior of Higgs modes within iron-based superconductors using laser light, opening up new possibilities for quantum sensors and high-speed computing. This discovery could lead to breakthroughs in understanding the universe's fundamental nature.
Physicists develop new theory to explain neutrino properties, solving lepton conservation issues and potential dark matter answers. The research provides predictions testable by the Large Hadron Collider.
The Columbia University-led team will design, build and test key electronic components for the ATLAS system to enhance its capabilities. The high-luminosity LHC upgrade is expected to increase collisions by a factor of 10, enabling scientists to collect data more efficiently and analyze new particles.
A new Johns Hopkins University study proposes that dark matter may have originated before the Big Bang, citing a connection between particle physics and astronomy. The research suggests that dark matter's existence could be revealed through its gravitational effects on galaxy distributions.
MIT physicists develop technique to analyze open data from particle colliders, creating a geometric map of events based on degree of similarity, allowing them to quickly spot potential new physics. The researchers use an algorithm inspired by computer vision techniques to calculate the distance between point clouds in collision data.
Researchers are searching for an explanation for the imbalance between matter and antimatter in the universe. One theory suggests that this imbalance is a fundamental aspect of the cosmos, existing from the beginning of time. Physicists are investigating possibilities to extend the standard model of physics to include this phenomenon.
An international team of physicists has failed to detect the charged Higgs boson in a recent analysis, but found evidence that limits new theories. The search for the particle focused on masses between 90 gigaelectronvolts and 2000 gigaelectronvolts.
Researchers found a way to explain the lack of antimatter in the universe using the Two Higgs Doublet Model. Computer simulations showed that the universe was extremely out of equilibrium when the Higgs boson turned on, making it possible to produce matter without annihilating with antimatter.
Researchers at Cold Spring Harbor Laboratory have developed a new approach called Density Estimation using Field Theory (DEFT) to analyze small datasets, inspired by theoretical physics. The method fixes shortcomings of common statistical methods, providing more certainty in conclusions.
Researchers created innovative methods to leverage machine learning in data analysis for the LHC, improving discovery potential for new physics. The techniques build on simulations, enabling data scientists to extract insights from complex phenomena.
Researchers will continue work on the Higgs boson, Standard Model, and hunt for new phenomena in physics. They aim to understand mass as an 'agent of mass,' crucial for fundamental particles like electrons and quarks.
NYU is part of IRIS-HEP, a National Science Foundation-backed coalition developing next-generation cyberinfrastructure for high-energy physics research. The institute aims to drive innovations in data analysis and algorithms essential to handling massive LHC data.
The NSF Institute for Research and Innovation in Software for High-Energy Physics (IRIS-HEP) will tackle the unprecedented data challenges from the HL-LHC. The institute aims to develop innovative software tools and train the next generation of users to analyze large sets of data.
Researchers at Princeton University have detected the Higgs boson's decay into two bottom quarks, a pathway that confirms theories about matter's nature. The detection gives scientists a new way to study the physical laws governing the universe.
Researchers at TU Wien use the PF2 ultra-cold neutron source to test the existence of symmetrons, a theory that could explain dark matter. The experiment excludes a broad range of parameter values, but the team is cautious and seeks further measurements or discoveries.
Particle physicists at TU Dresden have observed the scattering of W and Z bosons in two different processes, providing new insights into the weak interaction. This discovery is one of the outstanding results presented at ICHEP2018 and involves a collaboration with research groups from around the world.
The Higgs boson-top quark coupling has been observed at the LHC, confirming theoretical predictions of the Standard Model. The detection was made possible by an increase in the collider's energy, allowing for the distinction between two points as small as 10-18 m apart.
Physicists at the University of Bonn have succeeded in putting a superconducting gas into an exotic state that allows new insights into the properties of the Higgs particle. The experiments also reveal a way to switch superconductivity on and off very quickly, opening up new applications for superconductors.
The ATLAS and CMS experiments at the Large Hadron Collider discovered strong Higgs boson interactions with the heaviest elementary particle, the top quark. USTC researchers played a significant role in this discovery, contributing to detector operation, data analysis, and upgrades.
The CMS collaboration has observed the direct coupling of the Higgs boson to the top quark-antiquark pair, a production mechanism considered impossible by the Standard Model. Sophisticated techniques developed by the University of Zurich's Prof. Florencia Canelli enabled this milestone.
Researchers at the University of Strathclyde developed a laser-driven ion acceleration scheme, achieving proton energies of 100 mega-electron-volts. This innovation could lead to smaller, cheaper, and more efficient ion accelerators with transformative potential for various applications.
The study confirms the predicted decay of the Higgs particle into quarks, with a probability of 60% and a signal rate exceeding statistical significance. This discovery has significant implications for understanding the particle's properties and potential deviations from Standard Model predictions.
Researchers at Oak Ridge National Laboratory have observed the Higgs amplitude mode with an infinite lifetime, providing new insights into exotic materials. The discovery was made using sophisticated neutron scattering techniques in a two-dimensional material.
Physicists from Cracow and Zurich searched for traces of light inflatons in meson decay, but found none. The absence of a new particle challenges cosmological models relying on general relativity.
Scientists at IBS have proposed a hypothetical portal connecting two possible dark sector particles: dark photons and axions. This discovery could lead to reinterpretation of previous data and potentially breakthroughs in axion and dark photon searches.
A University of Iowa physicist is searching for the 'bottom quark', a subatomic particle expected to arise from a Higgs boson's decay. Evidence of this particle could confirm the existence of the Higgs boson, a theory about how the universe works.
A team of physicists developed a theory that generates mass for all known particles, differing from the standard model Higgs scenario. Their work predicts hundreds of new composite particles to be discovered at future colliders.
Sally Dawson received the J.J. Sakurai Prize for her contributions to theoretical particle physics, specifically her work on the Higgs boson's properties and predictions. Her research aims to improve the accuracy of particle production and decay processes at the LHC.
Kyoungchul Kong, a physicist at the University of Kansas, offers an alternative explanation for the mysterious signal detected at the Large Hadron Collider, proposing a sequence of particles with different masses. The theory suggests that the signal could be the result of a sequential cascade decay of a heavier particle into photons.
Physicists have devised a method to distinguish black holes from compact massive objects using the energy spectrum of particles moving in their vicinity. The method involves studying the behavior of scalar particles near these objects and finding discrete energy levels, which are absent in the case of black holes.
Researchers at CERN are investigating new particles that may shed light on the standard model of particle physics. The discovery of the Higgs boson in 2012 failed to explain phenomena such as dark matter and neutrino mass, sparking ongoing searches for supersymmetric particles and other explanations.
Researchers at Indiana University's DZero Collaboration have detected a new form of elementary particle, dubbed X(5568), containing four different quark flavors. This discovery expands our understanding of quark matter and the fundamental nature of particles.
The researchers calculated the new measurement for a critical characteristic -- mass -- of the top quark, opening the door to better understanding some of the deepest mysteries of our universe. The newly calculated measurement will help guide physicists in formulating new theories about quantum interactions and the nature of matter.
Researchers at SLAC National Accelerator Laboratory have developed a new method to accelerate positrons using plasma wakefield acceleration. This breakthrough could lead to the construction of smaller and more efficient electron-positron colliders, which would help unravel the fundamental building blocks of nature.
The world's largest science experiment is expected to start proton collisions in early June, with no significant signs of new physics yet observed. Physicists are eager for anomalies and unexpected results that could change our understanding of the Standard Model.
Researchers suggest the Higgs field's motion may have created a temporary imbalance between particles and antiparticles, resulting in a small excess of matter. This asymmetry is believed to be responsible for the formation of stars and planets, making up most of the universe.
A research team has observed the Higgs mode in superconducting materials, a phenomenon previously thought to be too difficult to study. The discovery was made using a new method that allows for experiments to be conducted at relatively low energies.
The Deutsche Forschungsgemeinschaft (DFG) is establishing 14 new Research Training Groups to support early career researchers, while extending seven existing groups. The RTGs will focus on topics like urban water circulation systems, parasitology, and cold controlled ensembles.
Researchers from Imperial College London propose that spacetime curvature provided stability for the universe to survive expansion after the Big Bang. The team investigated the interaction between Higgs particles and gravity, finding even a small interaction could stabilize the universe.
Researchers analyzed CERN data and found no conclusive evidence that the discovered particle is the Higgs particle. Instead, they suggest it could be a light techni-higgs particle composed of two techni-quarks. This discovery raises questions about the existence of dark matter.
Researchers at Princeton University have captured an image of a Majorana fermion, a particle that exhibits properties of both matter and antimatter. The discovery could yield powerful computers based on quantum mechanics, as the particle's stability allows it to interact weakly with its environment.
The University of Texas at Arlington has received a National Science Foundation grant to boost its research capabilities, particularly in high-energy physics and data-intensive science projects. The grant will increase the campus's network performance to support researchers working on large-scale data analysis.
UCI researchers develop computing techniques that utilize deep learning to analyze data from particle accelerators, increasing the detection rate of rare particles by 8%. The methods could aid in the hunt for fundamental open questions about matter, gravity, and the origin of the universe.