Articles tagged with Bosons
A team of physicists has confirmed the mass of the fundamental W boson particle using an ultra-precise measurement, reaffirming the Standard Model's predictions. The new measurement is based on over 1 billion proton-colliding events produced by the Large Hadron Collider and is in line with previous experiments.
Researchers have identified a new class of one-dimensional particles, dubbed anyons, which exhibit properties between bosons and fermions. The discovery opens up new possibilities for investigating fundamental physics in realistic experimental settings.
A team of researchers has observed the Einstein–de Haas effect in a Bose–Einstein condensate, demonstrating the transfer of angular momentum from atomic spins to fluid motion. This finding highlights the conservation of angular momentum between microscopic spin and macroscopic mechanical rotation in the quantum world.
A team of researchers from OIST and Stanford University has demonstrated a powerful new alternative approach to Floquet engineering by showing that excitons can produce Floquet effects more efficiently than light. This breakthrough enables the creation of novel quantum devices and materials with significantly lower intensities.
Theoretical physicists at MIT propose that under certain conditions, magnetic material’s electrons could form quasiparticles called “anyons” that can flow together without friction. If confirmed, it would introduce a new form of superconductivity persisting in the presence of magnetism.
Scientists at the University of Innsbruck have successfully observed emergent anyonic behavior in a one-dimensional ultracold bosonic gas. This breakthrough enables the creation of exotic quasiparticles with distinct statistical properties, which could potentially overcome limitations of current quantum processors.
Researchers at MIT have captured the first images of individual atoms freely interacting in space, visualizing never-before-seen quantum phenomena. The technique allows scientists to directly observe correlations among 'bosons' and fermions, shedding light on their behavior and interactions.
Physicists at Brown University have observed a novel class of quantum particles called fractional excitons, which behave in unexpected ways. The discovery unlocks a range of novel quantum phases of matter, presenting a new frontier for future research.
Rice scientists Kaden Hazzard and Zhiyuan Wang mathematically demonstrate the potential existence of paraparticles that have long been thought impossible. Their study shows that these particles can exhibit strange behavior when exchanging positions with other particles.
Researchers at OIST have developed a quantum engine that uses the principles of quantum mechanics to create power, replacing traditional fuel-based methods. The engine's efficiency can reach up to 25% and has potential applications in devices such as batteries and sensors.
Researchers at UC Santa Barbara created a new material made of bosonic particles called excitons, forming a correlated insulator. The discovery uses a moiré platform and pump-probe spectroscopy to study the behavior of bosons in a real material system.
Researchers clarify key aspects of thermal Hall effect in magnetic insulator, reaching novel conclusions and advancing understanding of topological quantum matter. The study utilizes ruthenium chloride to demonstrate the first example of a magnetic insulator exhibiting the thermal Hall effect from quantum edge modes.
Physicists from the University of Amsterdam successfully created a continuous Bose-Einstein Condensate, enabling an eternal atom laser that can produce coherent matter waves. This breakthrough solves the problem of fragile BECs and paves the way for technical applications.
A new study proposes a mathematical tool to understand the fractal structure of quark-gluon plasma, which is formed in high-energy collisions. The fractal structure explains some phenomena seen in these collisions, including particle momentum distributions that follow Tsallis statistics.
Researchers at Brown University have discovered a new type of strange metal behavior in bosonic Cooper pair materials, challenging traditional electrical rules. This discovery may help explain high-temperature superconductivity and its potential applications.
Physicists at MIT's LIGO Laboratory have searched for ultralight bosons using black holes, but found no slowdown in their spin. The study rules out the existence of ultralight bosons with masses between 1.3x10^-13 and 2.7x10^-13 electronvolts.
Physicists at HKUST and Purdue University successfully simulated a system where multi-flavor fermions behave like bosons in three dimensions, a phenomenon known as bosonization. This discovery opens up new avenues for studying strongly correlated materials.
Researchers from KIT participate in the Belle II accelerator experiment to enhance understanding of dark matter in the universe. They have now limited mass and coupling strengths of the Z' boson with previously unattainable accuracy using initial data collected during the startup phase.
Researchers discovered that bosons can transform into fermions when constrained to a one-dimensional gas, enabling new insights for quantum devices and computers. This breakthrough could provide a method for dynamically switching between bosonic and fermionic systems to meet military needs.
The Belle II experiment has analyzed a small amount of data collected during the start-up phase of SuperKEKB in 2018. The analysis did not provide any indication of the Z' boson, but it did limit the mass and coupling strengths of the particle with previously unattainable accuracy. This result does not rule out the existence of the Z' ...
The Belle II experiment at SuperKEKB Collider has performed the first searches for low mass Z' bosons, hypothetical new particles that could connect ordinary and dark matter. Researchers aim to identify unexpected physical phenomena and develop new principles to improve understanding of the universe.
In one dimension, bosons can form a Fermi sea similar to non-interacting fermions, but still exhibit bosonic velocity distribution. This phenomenon demonstrates the complex behavior of ultracold gases in optical lattices and has implications for quantum devices and systems
Researchers have developed a novel error-correction scheme that takes advantage of bosonic symmetry to encode information efficiently. This approach could reduce the number of physical qubits required, enabling the scaling up of experimental quantum computers.
Researchers propose and validate a novel experimental approach to study matter interactions and novel states of matter. They successfully implement a lattice gauge theory using ultracold gas of atoms manipulated by lasers.
Researchers observe acoustic spin in airborne sound waves, leading to new physics and applications for emerging topics in fundamental physics and acoustics. The discovery enables the control of particle rotation with torque and holds promise for acoustic communication.
Researchers studied bosons in a Bose-Einstein condensate and observed bright jets of atoms shooting out of the condensate, unlike expected random ejections, when applying a magnetic field. This unexpected behavior may be useful for amplifying small signals in quantum technology applications.
UCI researchers found evidence that supports a light particle as the key to understanding dark matter in the universe. The study suggests the existence of a protophobic X boson, a force-carrying particle with extremely limited range.
A team of MIT physicists has developed a laser-based technique to trap and freeze fermions in place, allowing for the simultaneous imaging of over 95% of potassium gas fermions. This breakthrough enhances our understanding of fermion behavior, particularly that of electrons.
Physicists at Ludwig-Maximilians-Universität München use game theory to explain how bosons, which like to cluster together, form multiple groups. This understanding has led to insights into superfluidity and technologies like superconductivity.
Researchers investigate possible Galileon-like theories with new kinds of symmetries, potentially describing systems near multi-critical points and superfluids. Non-relativistic systems like Goldstone bosons are also considered for potential applications.
Researchers found that identical particles, such as bosons, exhibit overlapping patterns instead of interfering due to exchange effects. This challenges current understanding of quantum optics and has potential applications in precision tests.
Ultra-cold fermions exhibit surprisingly robust collective behavior under specific conditions. By analyzing local collisions, scientists discovered that individual properties team up coherently as a single identity in spin space at very low temperatures.
Researchers have discovered conditions for mixing boson-type atoms with fermion-type ones, allowing experimental physicists to design new experiments. They also found that fermions increase the superfluid state in a system with three dimensions of bosons.
Researchers suggest that axions, hypothetical particles with low mass, could accumulate around black holes and emit gravity waves. This process could be measured using existing detectors, providing insights into astronomy and potentially revealing new particle types.
Physicists have discovered collective behavior in fermions at short wavelengths, contradicting previous assumptions about the behavior of these particles. The study uses mathematical tools to accurately predict the behavior of fermions and bosons in different situations.
Understanding quantum jamming physics is essential for miniaturizing electronics, as it affects device properties and wire connections. Researchers have made progress in one-dimensional quantum many-particle physics, revealing new collective phenomena that emerge when matter is confined to narrow channels.
Theoretical physicists propose a new method to create and detect anyons, exotic particles with continuously variable statistics. This breakthrough could lead to the development of more efficient quantum computers.
Researchers directly measure proton spin contributions from different flavored quarks for the first time. The study suggests that gluons contribute less than expected, leaving the source of spin still unknown.
Researchers tested the spin-statistics theorem, which dictates whether particles are fermions or bosons. They found no evidence of forbidden transitions, strengthening the theory and ruling out photons behaving like fermions.
Physicists at UC Berkeley confirm that photons do not act like fermions, validating Bose-Einstein statistics and Quantum Field Theory. The experiment tested the fundamental assumptions underlying these theories, including Lorentz invariance and microcausality.
Physicists at University of Illinois discover a new fundamental particle, boson, that arises from strong electron interactions and explains the puzzling behavior of high-temperature superconductors. The particle has a charge of 2e but is not composed of two electrons.
Scientists have demonstrated that fermions, particles predicted by quantum mechanics to avoid close proximity, indeed exhibit an 'anti-bunching' effect, repelling each other due to quantum interferences. This finding enables the detection of correlations between atoms and advances our understanding of matter at the quantum scale.
Researchers at Carnegie Mellon University and other institutions have developed a test of string theory, which involves measuring the scattering of high-energy particles in particle collisions. The test could eventually be performed at the Large Hadron Collider (LHC) if the predicted predictions are not found.
Researchers at the University of Chicago and Innsbruck University successfully synthesized ultracold molecules by binding two atoms together, opening up new possibilities for superchemistry and quantum computing. This breakthrough could lead to the development of quantum computers that work much faster than current computers.
Ultra-cold atoms can help researchers understand quantum systems, including superconductivity. The atoms' interactions can be precisely calculated and controlled.
Scientists have observed a novel superfluid state in a lithium-6 atom gas, exhibiting properties that challenge traditional bosonic and fermionic behaviors. This breakthrough discovery has implications for the development of room temperature superconductors and our understanding of exotic plasmas.
Researchers at Georgia Tech discovered that bosons placed in two-dimensional harmonic traps will crystallize when their repulsive interactions are increased. Theoretical simulations showed six bosons forming a polygonal crystal with one boson in the center.
Researchers at Max-Planck-Institute for Quantum Optics and Johannes Gutenberg-University of Mainz successfully fermionize a gas of bosonic atoms, creating a Tonks-Girardeau gas. The resulting state exhibits unique properties that blur the distinction between bosonic and fermionic behavior.
Researchers at Duke University have discovered signs of superfluid hydrodynamics in a degenerate gas of lithium-6 fermionic atoms. The findings suggest that these atoms can exhibit behavior characteristic of a fermionic superfluid, providing new insights for studying high-temperature superconductivity.
NIST/University of Colorado researchers create a Bose-Einstein condensate of weakly bound molecules from a gas of fermionic potassium atoms cooled to 150 nanoKelvin. The molecular condensate was produced by passing through conditions that mimic fermionic superfluidity, paving the way for further research into this phenomenon.
Researchers have found a new state of matter where bosons condense into a glass-like, metallic state. This discovery contradicts the conventional theory of metals and poses a serious theoretical question about the nature of this intermediate phase.
Researchers at NIST's JILA have successfully paired individual potassium atoms into boson molecules, a breakthrough towards creating a quantum 'super molecule'. The technique could improve understanding of superconductivity and high-temperature superconductivity.
Researchers at Duke University have created a strongly interacting fermi gas by cooling lithium-6 atoms to near absolute zero. The resulting gas displays unusual behavior, including rapid expansion in one direction and no movement in another, challenging existing theories of superfluidity.
Researchers Eric Cornell, Carl Wieman, and Wolfgang Ketterle create a super-size boson by manipulating Bose-Einstein Condensates. They achieved this feat using optical and magnetic trapping techniques, demonstrating the wave nature of matter.