Articles tagged with Experimental Physics
A team of researchers from Germany and the Netherlands has developed a novel material that enables the switching of spin currents at room temperature in a vertical magnetic field. This breakthrough increases storage density distinctly and has potential applications in future hard discs and non-volatile random access memory devices.
Physicists from CDF and DZero collaborations found excesses in data that might be interpreted as coming from a Higgs boson, consistent with LHC results. The new result has a probability of being due to a statistical fluctuation at 2.2 sigma, excluding masses above 147 GeV.
Researchers at Michigan State University's DZero team have detected a distinct Higgs-like signature that cannot be easily explained without the presence of something new. If confirmed, this finding would be a major milestone for the world physics community and validate the Standard Model.
Researchers at the Joint Quantum Institute create more complicated collisions between atoms using laser light, enabling the observation of high-angular-momentum scattering in long-lived atomic Bose-Einstein condensates. This innovation may facilitate the creation of exotic quantum states for practical applications like quantum computing.
Researchers at University of Illinois successfully localized quantum matter waves in three dimensions, a phenomenon theorized decades ago. The findings have implications for various electronics applications and could lead to better understanding and manipulation of materials.
Physicists at NIST achieved a record-low probability of error in quantum information processing with a single qubit, meeting theoretical requirements for building viable quantum computers. The experiment used microwaves and a copper vacuum chamber to reduce errors, achieving an error rate of 1 per 50,000 logic operations.
A team of researchers at the T2K Experiment, led by Boston University Professor Edward Kearns, have observed an indication of a new type of neutrino transformation or oscillation from a muon neutrino to an electron neutrino. This discovery may lead to further studies on matter/anti-matter asymmetry and CP violation.
The study shows that varying the shape or adjusting the inclination of the robot's head affects its movement in complex environments. By controlling the vertical motion, the robots can maneuver through debris-filled areas produced by an earthquake or landslide.
William Bertozzi, a renowned MIT professor, has been awarded the inaugural JSA Outstanding Nuclear Physicist Award for his pioneering work in experimental electromagnetic nuclear physics. The award acknowledges his leadership and innovative techniques that have advanced the field of nuclear physics.
Researchers from Kiel University have developed a new technique to record films of extremely fast processes, capturing phase transitions and catalytic reactions in solids. The technique uses ultra short flashes of light to make snapshots of electronic states, enabling new insights into relevant properties of solids.
Researchers have achieved a significant milestone by trapping 38 antihydrogen atoms for more than one-tenth of a second using the ALPHA experiment. This achievement marks a crucial step towards studying the properties of antihydrogen, which could provide insights into the universe's mysterious lack of antimatter.
The MiniBooNE experiment has confirmed the existence of a fourth flavor of neutrino, violating the fundamental symmetry of matter and antimatter. The discovery could explain the composition of the universe and potentially help resolve dark matter.
Physicists at NIST have proposed an experiment to test gravity's behavior at very close scales, where electromagnetic forces dominate. The experiment involves suspending a glass bead in a laser beam 'bottle' to measure its motion relative to nearby objects with unprecedented sensitivity.
Researchers at University of Innsbruck create one-dimensional structures in optical lattice and observe 'pinning transition' from superfluid to insulated phase. Strongly interacting atoms align regularly along wire due to repulsive interaction.
Researchers have confirmed an axiom in quantum physics by ruling out the existence of higher-order interferences experimentally. This confirms the accuracy of Born's law, a key principle in quantum mechanics that proposes interference occurs in pairs of possibilities.
A new integrated circuit, designed by Southern Methodist University physicists, can transmit data at 5.8 billion-bits per second in the Large Hadron Collider, the largest particle accelerator in Europe. The 'link-on-chip' serializer circuit is critical for the upgrade of the collider and plans to increase data speed and number of lanes.
Researchers at Max Planck Institute for the Science of Light have demonstrated that quantum particles can take both possible paths simultaneously in a random walk, leading to interference patterns and increased intensity at the edges. This breakthrough could provide new insights into statistical processes like photosynthesis.
Physicist Patrick Huber has been awarded $750,000 by the U.S. Department of Energy to research neutrinos. His work aims to better understand the role of neutrinos in cosmology, astrophysics, and elementary particle physics, with potential breakthroughs in these fields.
A recent space experiment using the Fermi Gamma Ray Space Telescope has provided evidence about the fundamental structure of space and time. The team confirmed aspects of Einstein's theories of gravity, which unite space and time in the concept of space-time.
The National Science Foundation has authorized $29.1 million for the preliminary design of DUSEL, a deep underground science and engineering laboratory in South Dakota. The facility will house experiments in physics, engineering, geoscience, and biology, shielded from cosmic rays and accessible to unique geological areas.
Scientists studying neutrino experiments aim to understand the universe's expansion, Big Bang, and potential for a 'Big Crunch.' These tiny particles' unique properties and behavior are key to unlocking fundamental physics and resolving mysteries like dark matter.
A team of physicists from Innsbruck, Austria, have proven that it is not possible to explain quantum phenomena in non-contextual terms. They used techniques designed for building a quantum computer and performed a series of measurements on a pair of laser-cooled calcium ions.
Researchers at the University of Innsbruck experimentally prove the existence of four-body loss resonances closely tied to Efimov trimer states, providing strong evidence for these new universal states. This achievement marks an important step towards simplifying laws for complex interactions in few-body physics.
A team of Iowa State physicists, including Soeren Prell, are part of an international research team testing the Kobayashi-Maskawa theory, which explains the difference between matter and antimatter. The BaBar experiment has confirmed the theory's predictions and provided insights into the universe's origins.
A team of scientists, led by Marek Pfutzner, has successfully peered closely at the radioactive decay of a rare iron isotope, shedding light on an exotic form of radioactivity. The technique used a novel combination of advanced physics equipment and digital camera technology to capture ghostly images of trajectories of emitted protons.
Princeton physicists have made the first real-time observation of low-energy solar neutrinos, confirming a long-held theory about the sun's nuclear reactions. The observation provides precise measurements of the neutrinos' energy and confirms that we understand how the sun shines.
Physicists at the University of Florida propose a redesign to improve the detection of axions, a candidate for dark matter. The new design uses Fabry-Perot cavities to produce more photons, increasing the experiment's sensitivity by a factor of 10 compared to solar-based experiments.
Researchers at Perimeter Institute outline a new aspect of Quantum Cryptography, improving the security of data transmission. The study demonstrates enhanced capabilities in quantum key distribution, paving the way for widespread adoption in secure communication networks.
Researchers use intense beam of polarized electrons to study proton structure, discovering strange quarks that pop in and out of existence. The results provide a clearer picture of how protons are held together, shedding light on the strong nuclear interaction.
Researchers at the University of Bonn have successfully built a quantum register using neutral atoms, enabling the storage and manipulation of quantum information. The achievement marks a significant milestone in the development of quantum computing, which could potentially solve complex problems beyond current computer capabilities.
Researchers from Imperial College London and UK universities successfully accelerated electron beams near the speed of light using laser-produced plasmas. This achievement paves the way for the development of smaller, more affordable particle accelerators that could be used in university laboratories.
Physicists have demonstrated that their theories are correct in explaining how quarks interact in the beta decay of particles. The team's work marked the first time all relevant measurements were made together in one modern, statistically rigorous experiment.
Brookhaven Lab operates the main computing facility for Relativistic Heavy Ion Collider (RHIC) and is developing a system for the Large Hadron Collider (LHC). The laboratory is integrating its RHIC and LHC computing facilities into a comprehensive data grid, providing access to data from large-scale physics and astronomy experiments.
The contest aims to honor biology experiments that are considered aesthetically pleasing, with a panel of experts screening nominations. The journal's goal is to encourage creative thinking among biologists about both famous and obscure experiments.
A recent Jefferson Lab experiment, E00-116, has set a new record for the most female scientists on an experiment. The research investigated quark-hadron duality and was led by two female spokespeople, with a female postdoctoral fellow overseeing data analysis.
Willis developed liquid argon calorimetry, electron identification by detection of transition radiation, and hyperon beams. These innovations are now widely adopted in particle physics.
Researchers discovered that protons at rest can take on various shapes depending on the speed and spin of quarks inside. The findings challenge traditional physics textbook descriptions and offer clues for unifying the four forces of nature into a theory of everything.
Researchers probing strong nuclear force's nature encounter surprise at RHIC in Brookhaven, NY., where particles stream out faster from football-shaped collision tips than sides. This defies treasured boost invariance theory and complicates understanding of collisions.
Four students from Boston, Connecticut, Ohio and Minnesota are named as the US Physics Olympiad winners. The team members have demonstrated exceptional knowledge of physics through extremely challenging exams. They will be attending top universities next year.
A new superconducting magnet is being tested at the University of Illinois to enable precise measurements of the proton's magnetic moment and small-scale structures. The experiment, called G0, will use polarized electrons to scatter off liquid hydrogen and deuterium targets in the magnet.
The Relativistic Heavy Ion Collider (RHIC) has created nuclear matter with the highest energy density ever achieved, opening a new frontier in scientific exploration. The experiment also reveals striking differences from previous experiments, hinting at new phenomena and a possible transition to quark-gluon plasma.
Scientists have calculated a lower strange quark contribution and discovered evidence for the proton's anapole moment, a parity-violating electromagnetic effect. The findings suggest less than 6% of the proton's magnetic moment arises from the strange quark.
Researchers at Georgia Tech, HP Labs, and UCLA receive the Feynman Prize in Nanotechnology for their work on building devices with atomic precision. The team, led by Uzi Landman and R. Stanley Williams, successfully created a molecular switch, a key step towards building entire memory chips at the nanoscale.
Electrons may undergo fission in liquid helium at temperatures near absolute zero, violating the long-held notion that elementary particles cannot be broken into two pieces. Experimental evidence supports this theory, which suggests that light can cause an electron's bubble to divide into smaller bubbles.
Physicists at the University of Illinois have made new measurements that provide information about how different flavors of quarks in a proton generate its magnetic moment. The results suggest that the contribution from the strange quark is significantly positive, contrary to most theoretical models.
A Duke study reveals that the pressures under poured sandpiles are highest at their peripheries due to unbalanced distributions of stresses. In contrast, showered sand piles concentrate stresses at their centers like medieval cathedrals' flying buttresses. This research has practical importance for structures prone to self-destruction.
The Williams College research team observed a two-and-a-half-minute period of totality in a clear sky, collecting fabulous scientific data that will keep researchers busy for years. The experiments focused on understanding the corona's temperature and magnetic field, which can reach temperatures of up to four million degrees Celsius.
A team of Williams College astronomers will conduct scientific experiments during the August 11 solar eclipse to study the coronal heating of the sun. The research, supported by grants from NASA and National Geographic, aims to observe rapid oscillations in the corona using advanced telescopes and optics.
A team of scientists from Montana State University designed an experiment to study the role of gravity on infection-fighting white blood cells. The goal is to understand why astronauts are more vulnerable to infections in space and develop pharmaceuticals to boost immune responses.
Researchers at Lawrence Berkeley National Laboratory have discovered two new superheavy elements, 116 and 118, using an intense beam of high-energy krypton ions. The discovery was made possible by the newly constructed Berkeley Gas-filled Separator, which allows for unprecedented efficiency and background suppression.
Recent experiments by physicists at the University of Notre Dame and Tohoku University have found that current theories describing turbulence may need modifications, particularly in extreme situations. The findings suggest that ultra-hard turbulence, a predicted state of turbulent flow, may not exist as previously thought.
Researchers created a wax experiment that replicates ocean floor spreading, allowing them to study millions of years of geological time. The experiments revealed the formation of microplates, tiny chunks of solid wax that roll up and rotate in a spiral shape, mirroring the Earth's natural phenomenon.
Physicists at Fermilab's KTeV experiment report a large and unexpected direct CP violation, ruling out the Superweak Theory. The finding exceeds previous expectations, raising questions about its accommodation within the Standard Model.
NASA is investing half a million dollars in an experiment to create a device that shields a rocket from the Earth's gravity. The project, led by physicist Ronald Koczor, aims to replicate elements of Russian scientist E. E. Podkletnov's controversial experiments on antigravity.
Researchers found that below a certain electron density, electrons behaved like insulators, but above this density, a conducting state was observed. The team proposes that a novel kind of superconductor is responsible for this phenomenon.
Researchers have found that a cluster of 60 helium atoms is sufficient to create a superfluid, defying gravity and exhibiting macroscopic properties. This discovery was made possible by the development of new methods to explore superfluidity on a microscopic scale.
Researchers at Duke University discovered that granular particles can form dramatic chains to relieve stress, leading to potential explanations for self-destruction in passive containers. The study may also shed light on natural phenomena like earthquakes and the behavior of materials under low gravity.
Researchers aim to understand how the sun's corona reaches temperatures of two million degrees Celsius despite the surface being only 6,000 degrees. The team will use various techniques, including comparing electronic images and searching for rapid oscillations, to gather data during the February 26 eclipse.
The Physics 2000 Project offers a fun and interactive approach to learning physics, featuring over 30 virtual experiments and explanations by cartoon characters. Users can explore topics such as X-rays, wave interference patterns, and electromagnetic radiation in an engaging and accessible way.
Physicist John Lipa's Shuttle Experiment could revolutionize electronics miniaturization. The experiment aims to measure the confinement effect on materials in ultra-low temperatures.