Current Large Hadron Collider News and Events

Current Large Hadron Collider News and Events, Large Hadron Collider News Articles.
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Scientists propose a new heavy particle similar to the Higgs boson
Unlike the Higgs boson, discovered at CERN's Large Hadron Collider in 2012 after a 40-year quest, the new particle proposed by these researchers is so heavy that it could not be produced directly even in this collider The University of Granada is among the participants in this major scientific advancement in Theoretical Physics, which could help unravel the mysteries of dark matter (2021-02-23)

Ghost particle from shredded star reveals cosmic particle accelerator
Tracing back a ghostly particle to a shredded star, scientists have uncovered a gigantic cosmic particle accelerator. The subatomic particle was hurled towards Earth after the doomed star came too close to the supermassive black hole at the centre of its home galaxy and was ripped apart, as the team led by DESY scientist Robert Stein reports in the journal Nature Astronomy. (2021-02-22)

LHC/ATLAS: A unique observation of particle pair creation in photon-photon collisions
Creation of matter in an interaction of two photons belongs to a class of very rare phenomena. From the data of the ATLAS experiment at the LHC, collected with the new AFP proton detectors at the highest energies available to-date, a more accurate - and more interesting - picture of the phenomena occurring during photon collisions is emerging. (2021-02-18)

It takes two to tango: When cells interact
When normal, motile cells come into contact, they typically change direction to avoid collision. But cancer cells behave quite differently. A new statistical analysis sheds light on the basis for this difference. (2021-02-16)

Applying quantum computing to a particle process
A team of researchers at Lawrence Berkeley National Laboratory (Berkeley Lab) used a quantum computer to successfully simulate an aspect of particle collisions that is typically neglected in high-energy physics experiments, such as those that occur at CERN's Large Hadron Collider. (2021-02-12)

Searching for dark matter through the fifth dimension
Theoretical physicists of the PRISMA+ Cluster of Excellence at Johannes Gutenberg University Mainz are working on a theory that goes beyond the Standard Model of particle physics. The central element is an extra dimension in spacetime. Until now, the scientists have faced the problem that the predictions of their theory could not be tested experimentally. They have now overcome this problem in a publication in the current issue of the European Physical Journal C. (2021-02-01)

National laboratories' look to the future of light sources with new magnet prototype
After more than 15 years of work, scientists at three DOE national laboratories have succeeded in creating and testing an advanced, more powerful superconducting magnet made of niobium and tin for use in the next generation of light sources. (2021-01-28)

Light-controlled Higgs modes found in superconductors; potential sensor, computing uses
Iowa State University's Jigang Wang and a team of researchers have discovered a short-lived form of the famous Higgs boson -- subject of a groundbreaking search at the Large Hadron Collider -- within an iron-based superconductor. This Higgs mode can be accessed and controlled by laser light flashing on the superconductor at trillions of pulses per second. (2021-01-19)

Breakthrough in nuclear physics
The positively charged protons in atomic nuclei should actually repel each other, and yet even heavy nuclei with many protons and neutrons stick together. The so-called strong interaction is responsible for this. Prof. Laura Fabbietti and her research group at the Technical University of Munich (TUM) have now developed a method to precisely measure the strong interaction utilizing particle collisions in the ALICE experiment at CERN in Geneva. (2020-12-09)

Observation of four-charm-quark structure
Hadrons are composed of quarks, a type of fundamental particle, bound by the strong interaction. Recently, the LHCb collaboration discovered a new state X(6900) , which matches the properties of an exotic four-charm-quark hadron. This unusual structure, which is observed for the first time, makes it a unique system to study the quantum chromodynamics, the theory of the strong interaction. (2020-11-11)

New kind of superconductivity discovered
Superconductivity is a phenomenon where an electric circuit loses its resistance and becomes extremely efficient under certain conditions. There are different ways in which this can happen which were thought to be incompatible. For the first time researchers discover a bridge between two of these methods to achieve superconductivity. This new knowledge could lead to a more general understanding of the phenomena, and one day to applications. (2020-11-06)

Know when to unfold 'em: Applying particle physics methods to quantum computing
Borrowing a page from high-energy physics and astronomy textbooks, a team of physicists and computer scientists at Berkeley Lab has successfully adapted and applied a common error-reduction technique to the field of quantum computing. (2020-11-05)

New extreme ultraviolet facility opens for use
Researchers have established a novel high-frequency laser facility at the University of Tokyo. The coherent extreme ultraviolet light source can reveal details of biological or physical samples with unprecedented clarity. It also allows for investigation of time-dependent phenomena such as ultrafast chemical reactions. Existing facilities for such investigations necessarily require enormous particle accelerators and are prohibitive to many researchers. This new facility should greatly improve access for a broad range of researchers. (2020-09-28)

Big answers from tiny particles
A team of physicists led by Kanazawa University demonstrate a theoretical mechanism that would explain the tiny value for the mass of neutrinos and point out that key operators of the mechanism can be probed by current and future experiments. This work may provide a breakthrough for big philosophical quandaries, including why matter exists. (2020-09-14)

New 'super light source' should allow fascinating insights into atoms
The 'Gamma Factory initiative' -- an international team of scientists -- is currently exploring a novel research tool: They propose to develop a source of high-intensity gamma rays using the existing accelerator facilities at CERN. To do this, specialized ion beams will be circulated in the SPS and LHC storage rings, which will then be excited using laser beams so that they emit photons within the gamma radiation range of the electromagnetic spectrum. This is of particular interest in connection with spectroscopic analysis of atomic nuclei. (2020-07-22)

Exotic neutrinos will be difficult to ferret out
An international team tracking the 'new physics' neutrinos has checked the data of all the relevant experiments associated with neutrino detections against Standard Model extensions proposed by theorists. The latest analysis, the first with such comprehensive coverage, shows the scale of challenges facing right-handed neutrino seekers, but also brings a spark of hope. (2020-07-16)

Learning more about particle collisions with machine learning
A team of Argonne scientists has devised a machine learning algorithm that calculates, with low computational time, how the ATLAS detector in the Large Hadron Collider would respond to the ten times more data expected with a planned upgrade in 2027. (2020-07-08)

New collection of stars, not born in our galaxy, discovered in Milky Way
Astrophysicists announced the discovery of Nyx, a new collection of 250 stars that they believe are the remnant of a dwarf galaxy that merged with the Milky Way eons ago. The research combined massive cosmological simulations and observational data from the Gaia space observatory. It required large scale supercomputers and deep learning algorithms. The team plans to explore Nyx further using ground-based telescopes. (2020-07-07)

New research deepens mystery of particle generation in proton collisions
Researchers have shown that in polarized proton-proton collisions, the neutral pions in the very forward area of collisions -- where direct interactions involving quarks and gluons are not applicable -- still have a large degree of left-right asymmetry. This finding suggests that the previous consensus regarding the generation of particle in such collisions need to be reevaluated. (2020-06-23)

Skoltech and MIPT scientists find a rule to predict new superconducting metal hydrides
The search for coveted high-temperature superconductors is going to get easier with a new 'law within a law' discovered by Skoltech and MIPT researchers and their colleagues, who figured out a link between an element's position in the Periodic Table and its potential to form a high-temperature superconducting hydride. (2020-04-16)

APS tip sheet: First results from the Belle II experiment
The Belle II experiment reports its first measurements. (2020-04-06)

Breakthrough made towards building the world's most powerful particle accelerator
An international team of researchers, affiliated with South Korea's Ulsan National Institute of Science and Technology (UNIST) has for the first time succeeded in demonstrating the ionization cooling of muons. (2020-03-11)

'Strange' glimpse into neutron stars and symmetry violation
New results from precision particle detectors at the Relativistic Heavy Ion Collider (RHIC) offer a fresh glimpse of the particle interactions that take place in the cores of neutron stars and give nuclear physicists a new way to search for violations of fundamental symmetries in the universe. (2020-03-09)

Tracking down the mystery of matter
Researchers at the Paul Scherrer Institute PSI have measured a property of the neutron more precisely than ever before. In the process they found out that the elementary particle has a significantly smaller electric dipole moment than was previously assumed. With that, it has also become less likely that this dipole moment can help to explain the origin of all matter in the universe. (2020-02-28)

Why is there any matter in the universe at all? New Sussex study sheds light
Scientists at the University of Sussex have measured a property of the neutron -- a fundamental particle in the universe -- more precisely than ever before. (2020-02-28)

Exploring strangeness and the primordial Universe
Within quark-gluon plasma, strange quarks are readily produced through collisions between gluons. In analysis published in EPJ ST, Dr Johann Rafelski presents how our understanding of this characteristic strangeness production signature has evolved over the span of his long career. (2020-01-31)

Ultra-high energy events key to study of ghost particles
Physicists propose a new way to leverage data from ultra-high energy neutrinos from large neutrino telescopes such as the IceCube Neutrino Observatory in Antarctica. So far, all nonstandard interaction studies at IceCube have focused only on the low-energy atmospheric neutrino data. (2020-01-31)

Scientists take the first step towards extending the Standard Model in physics
Researchers of Peter the Great St. Petersburg Polytechnic University (SPbPU) in collaboration with colleagues from the Physikalisch Technische Bundesanstalt (PTB) and a number of German scientific organizations, calculated previously unexplored effects in atoms. The results were published in the PHYSICAL REVIEW A, highlighted as an Editor's Choice article. (2020-01-22)

Leptons help in tracking new physics
Electrons with 'colleagues' -- other leptons - are one of many products of collisions observed in the LHCb experiment at the Large Hadron Collider. According to theorists, some of these particles may be created in processes that extend beyond standard physics. The latest analysis verifies these predictions. (2019-12-16)

Matthias Schott receives ERC Consolidator Grant for new approach to search for axions
Matthias Schott and his team are proposing a detailed research program using the LHC's ATLAS Experiment where they can undertake a targeted search for relatively heavy ALPs, which, once found, could solve the problem associated with the anomalous magnetic moment of the muon. (2019-12-10)

A new theory for how black holes and neutron stars shine bright
Columbia astrophysicists employed massive super-computer simulations to calculate the mechanisms that accelerate charged particles in extreme environments. They concluded their energization is powered by the interplay of chaotic motion and reconnection of super-strong magnetic fields. (2019-11-27)

Etalumis 'reverses' simulations to reveal new science
A multinational collaboration using computing resources at the National Energy Research Scientific Computing Center has developed the first probabilistic programming framework capable of controlling existing simulators and running at large-scale on HPC platforms. (2019-11-12)

Giant neutrino telescope to open window to ultra-high-energy universe
Ultra-high-energy neutrinos, long sought, are crucial to understanding the high-energy Universe. Neutrinos are light, electrically neutral, and weakly interacting particles. They travel billions of light-years to Earth, bringing information about the most energetic processes of the Universe. The Giant Radio Array for Neutrino Detection (GRAND) is an ambitious next-generation detector designed to discover ultra-high-energy neutrinos, currently under construction. GRAND will also detect ultra-high-energy cosmic rays, gamma rays, and radio signals of astrophysical and cosmological origin. (2019-10-28)

Modelling ion beam therapy
A group of physicists have used Monte Carlo modelling to produce a consistent theoretical interpretation of accurate experimental measurements of ion beams in liquid water, which is the most relevant substance for simulating interactions with human tissue. This work has now been published in EPJ D. (2019-10-10)

FSU physics researchers break new ground, explore unknown energy regions
Florida State University physicists are using photon-proton collisions to capture particles in an unexplored energy region, yielding new insights into the matter that binds parts of the nucleus together. (2019-10-10)

New hunt for dark matter
Dark matter is only known by its effect on massive astronomical bodies, but has yet to be directly observed or even identified. A theory about what dark matter might be suggests that it could be a particle called an axion and that these could be detectable with laser-based experiments that already exist. These laser experiments are gravitational-wave observatories. (2019-09-17)

Near misses at Large Hadron Collider shed light on the onset of gluon-dominated protons
New findings from University of Kansas researchers center on work at the Large Hadron Collider to better understand the behavior of gluons. (2019-09-10)

Fermilab achieves world-record field strength for accelerator magnet
Scientists at the Department of Energy's Fermilab have announced that they achieved the highest magnetic field strength ever recorded for an accelerator steering magnet, setting a world record of 14.1 teslas, with the magnet cooled to 4.5 kelvins or minus 450 degrees Fahrenheit. The previous record of 13.8 teslas, achieved at the same temperature, was held for 11 years by Lawrence Berkeley National Laboratory. (2019-09-09)

Seeking new physics, scientists borrow from social networks
An MIT-developed technique that draws inspiration from social networks can automatically spot anomalous particle smashups, which may point to new types of physics beyond the Standard Model. (2019-07-29)

Springer Nature publishes study for a CERN next generation circular collider
Back in January, CERN released a conceptual report outlining preliminary designs for a Future Circular Collider (FCC), which if built, would have the potential to be the most powerful particle collider the world over. Earlier this month attendees of the 2019 FCC week in Brussels got the first look at what this could look like with the release of the four volume FCC study conceptual design report (CDR). (2019-07-24)

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