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  • New maser in a 'shoebox' promises...
    on March 1, 2024 at 4:55 PM

    Researchers in Imperial College London's Department of Materials have developed a new portable maser that can fit the size of a shoebox.

  • Evidence of phonon chirality from...
    on March 1, 2024 at 12:20 PM

    The thermal hall effect (THE) is a physical phenomenon characterized by tiny transverse temperature differences occurring in a material when a thermal current passes through it and a perpendicular magnetic field is applied to it. This effect has been observed in a growing number of insulators, yet […]

  • Scientists make nanoparticles dance to...
    on March 1, 2024 at 10:00 AM

    The question of where the boundary between classical and quantum physics lies is one of the longest-standing pursuits of modern scientific research, and in new research published today, scientists demonstrate a novel platform that could help us find an answer.

  • Conduction-cooled accelerating cavity...
    on February 29, 2024 at 9:40 PM

    From televisions to X-ray machines, many modern technologies are enabled by electrons that have been juiced up by a particle accelerator. Now, the U.S. Department of Energy's Thomas Jefferson National Accelerator Facility has worked with General Atomics and other partners to unlock even more […]

  • Better neutron mirrors can reveal the...
    on February 29, 2024 at 3:34 PM

    Improved neutron mirrors can increase the efficiency of material analysis in neutron sources such as the European Spallation Source. The improved mirror has been developed by researchers at Linköping University by coating a silicon plate with extremely thin layers of iron and silicon mixed with […]

  • When the music changes, so does the...
    on February 29, 2024 at 3:31 PM

    Playing a different soundtrack is, physically speaking, only a minute change of the vibration spectrum, yet its impact on a dance floor is dramatic. People long for this tiny trigger, and as a salsa changes to a tango completely different collective patterns emerge.

  • Resonant tunneling: A possible way to...
    on February 29, 2024 at 3:07 PM

    A research team led by Prof. Dr. Yang Yong from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has revealed a remarkable quantum tunneling phenomenon across double potential barriers. They found that quantum tunneling is dominant at low temperatures and continues to […]

  • A promising leap towards computers with...
    on February 28, 2024 at 3:17 PM

    Scientists have created a reprogrammable light-based processor, a world-first, that they say could usher in a new era of quantum computing and communication.

  • Researchers discover tunable...
    on February 28, 2024 at 1:27 PM

    A research team from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) and the University of Salerno in Italy has discovered that thin films of elemental bismuth exhibit the so-called non-linear Hall effect, which could be applied in technologies for the controlled use of terahertz high-frequency […]

  • Study provides new insights into proton...
    on February 28, 2024 at 1:07 PM

    A study led by Prof. Chen Xurong at the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences (CAS) has provided new insights into the origins of proton mass. From an experimental standpoint, the researchers suggested that the influence of heavy quarks on proton mass could be bigger […]

  • Trapping and excitation of the simplest...
    on February 27, 2024 at 2:58 PM

    The simplest possible molecule H2+ was one of the very first molecules to form in the cosmos. This makes it significant for astrophysics, but also an important object of research for fundamental physics. However, it is difficult to study in experiments.

  • Researchers offer theoretical...
    on February 27, 2024 at 11:30 AM

    Topological wave structures are wave patterns that exhibit specific topological properties, or in other words, properties that remain unvaried under smooth deformations of a physical system. These structures, such as vortices and skyrmions, have attracted significant attention within the physics […]

  • Novel theory-based evaluation gives a...
    on February 26, 2024 at 8:24 PM

    Most of the energy from the sun and other stars comes from a chain of nuclear fusion reactions. The end of this chain is marked by the fusion of protons with beryllium-7 to form boron-8. This process is key in determining the flow of high-energy solar neutrinos that reach the Earth.

  • A new theoretical development clarifies...
    on February 26, 2024 at 8:00 PM

    There is no doubt that water is significant. Without it, life would never have begun, let alone continue today—not to mention its role in the environment itself, with oceans covering over 70% of Earth.

  • Laser-focused look at spinning...
    on February 26, 2024 at 7:02 PM

    Scientists are getting a more detailed look than ever before at the electrons they use in precision experiments.

  • Resurrecting niobium for quantum science
    on February 26, 2024 at 5:53 PM

    For years, niobium was considered an underperformer when it came to superconducting qubits. Now, scientists supported by Q-NEXT have found a way to engineer a high-performing niobium-based qubit and take advantage of niobium's superior qualities.

  • Unlocking the secrets of the universe:...
    on February 26, 2024 at 5:32 PM

    A groundbreaking body of work led by Monash University physicists has opened a new pathway for understanding the universe's fundamental physics.

  • A machine learning predictor enhances...
    on February 26, 2024 at 4:12 PM

    In a recent development at Fudan University, a team of applied mathematicians and AI scientists has unveiled a cutting-edge machine learning framework designed to revolutionize the understanding and prediction of Hamiltonian systems. The paper is published in the journal Physical Review Research.

  • Measuring the properties of light:...
    on February 26, 2024 at 4:04 PM

    Scientists at Paderborn University have used a new method to determine the characteristics of optical quantum states. For the first time, they are using certain photon detectors—devices that can detect individual light particles—for so-called homodyne detection.

  • Accelerator-on-a-chip advance steers...
    on February 26, 2024 at 3:52 PM

    Stanford researchers are getting closer to building a tiny electron accelerator based on "accelerator-on-a-chip" technology with broad potential applications in studying physics as well as medical and industrial uses.

  • Scientists closer to finding quantum...
    on February 23, 2024 at 7:00 PM

    Scientists are a step closer to unraveling the mysterious forces of the universe after working out how to measure gravity on a microscopic level.

  • Super strong magnetic fields leave...
    on February 23, 2024 at 4:55 PM

    A new analysis by the STAR collaboration at the Relativistic Heavy Ion Collider (RHIC), a particle collider at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory, provides the first direct evidence of the imprint left by what may be the universe's most powerful magnetic fields on […]

  • How to track important changes in a...
    on February 23, 2024 at 2:29 PM

    Networks can represent changing systems, like the spread of an epidemic or the growth of groups in a population of people. But the structure of these networks can change, too, as links appear or vanish over time. To better understand these changes, researchers often study a series of static […]

  • Experiment paves the way for new set of...
    on February 22, 2024 at 5:40 PM

    AEgIS is one of several experiments at CERN's Antimatter Factory producing and studying antihydrogen atoms with the goal of testing with high precision whether antimatter and matter fall to Earth in the same way.

  • Scientists discover exotic quantum...
    on February 22, 2024 at 1:44 PM

    In a novel experiment, physicists have observed long range quantum coherence effects due to Aharonov-Bohm interference in a topological insulator-based device. This finding opens up a new realm of possibilities for the future development of topological quantum physics and engineering.

  • Physicists discover a quantum state...
    on February 21, 2024 at 9:49 PM

    If the fractional quantum Hall regime were a series of highways, these highways would have either two or four lanes. The flow of the two-flux or four-flux composite fermions, like automobiles in this two- to four-flux composite fermion traffic scenario, naturally explains the more than 90 […]

  • Electrons become fractions of...
    on February 21, 2024 at 4:00 PM

    The electron is the basic unit of electricity, as it carries a single negative charge. This is what we're taught in high school physics, and it is overwhelmingly the case in most materials in nature.

  • A new phase of matter: Physicists...
    on February 21, 2024 at 3:32 PM

    Our physical, 3D world consists of just two types of particles: bosons, which include light and the famous Higgs boson; and fermions—the protons, neutrons, and electrons that comprise all the "stuff," present company included.

  • New cloud model could help with climate...
    on February 21, 2024 at 3:31 PM

    When clouds meet clear skies, cloud droplets evaporate as they mix with dry air. A new study involving researchers from the University of Gothenburg has succeeded in capturing what happens in a model. Ultimately, this could lead to more accurate climate modeling in the future.

  • Researchers achieve breakthrough in...
    on February 20, 2024 at 3:09 PM

    Researchers from Oxford University's Department of Physics have made a breakthrough in creating and designing magnetic whirls in membranes that can be seamlessly integrated with silicon. These hurricane-like magnetic whirls, thought to move at incredible speeds of up to kilometers per second could […]

  • Quantum dark states lead to an...
    on February 19, 2024 at 8:15 PM

    While atomic clocks are already the most precise timekeeping devices in the universe, physicists are working hard to improve their accuracy even further. One way is by leveraging spin-squeezed states in clock atoms.

  • Quantum computing engineers perform...
    on February 19, 2024 at 2:55 PM

    Quantum computing engineers at UNSW Sydney have shown they can encode quantum information—the special data in a quantum computer—in four unique ways within a single atom, inside a silicon chip.

  • Physicist's model and predictions may...
    on February 19, 2024 at 2:51 PM

    Theoretical physicist Farokh Mivehvar has investigated the interaction of two collections of atoms emitting light inside a quantum cavity—an optical device consisting of two high-quality, tiny mirrors facing each other that confine the light within a small area for an extended time. The model and […]

  • Researchers synthesize two new...
    on February 19, 2024 at 2:46 PM

    Researchers at the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences (CAS) and their collaborators have synthesized two new isotopes—osmium-160 and tungsten-156—which sheds new light on nuclear structures and hints that lead-164 could be a doubly magic nucleus with increased […]

  • CERN researchers measure speed of sound...
    on February 16, 2024 at 7:09 PM

    Neutron stars in the universe, ultracold atomic gases in the laboratory, and the quark–gluon plasma created in collisions of atomic nuclei at the Large Hadron Collider (LHC): they may seem totally unrelated but, surprisingly enough, they have something in common. They are all a fluid-like state […]

  • Measuring neutrons to reduce nuclear...
    on February 16, 2024 at 4:18 PM

    Nuclear power is considered one of the ways to reduce dependence on fossil fuels, but how to deal with nuclear waste products is among the issues surrounding it. Radioactive waste products can be turned into more stable elements, but this process is not yet viable at scale.

  • Study finds quantum state of a rotating...
    on February 16, 2024 at 3:24 PM

    According to a recent study from the University of Helsinki, published in the journal Physical Review Letters, a vortex of a superfluid that has been quantized four times has three ways of dividing, depending on the temperature.

  • Study finds quantum state of a rotating...
    on February 16, 2024 at 3:24 PM

    According to a recent study from the University of Helsinki, published in the journal Physical Review Letters, a vortex of a superfluid that has been quantized four times has three ways of dividing, depending on the temperature.

  • Diamond quantum memory with Germanium...
    on February 16, 2024 at 2:01 PM

    The color centers of diamond are the focus of an increasing number of research studies, due to their potential for developing quantum technologies. Some works have particularly explored the use of negatively-charged group-IV diamond defects, which exhibit an efficient spin-photon interface, as the […]

  • New nuclei can help shape our...
    on February 15, 2024 at 8:49 PM

    In creating five new isotopes, an international research team working at the Facility for Rare Isotope Beams (FRIB) at Michigan State University has brought the stars closer to Earth.

  • Scientists report first look at...
    on February 15, 2024 at 7:00 PM

    In an experiment akin to stop-motion photography, scientists have isolated the energetic movement of an electron while "freezing" the motion of the much larger atom it orbits in a sample of liquid water.

  • Scientists report first look at...
    on February 15, 2024 at 7:00 PM

    In an experiment akin to stop-motion photography, scientists have isolated the energetic movement of an electron while "freezing" the motion of the much larger atom it orbits in a sample of liquid water.

  • A star like a Matryoshka doll: New...
    on February 15, 2024 at 6:32 PM

    The interior of black holes remains a conundrum for science. In 1916, German physicist Karl Schwarzschild outlined a solution to Albert Einstein's equations of general relativity, in which the center of a black hole consists of a so-called singularity, a point at which space and time no longer […]

  • A new design for quantum computers
    on February 15, 2024 at 5:21 PM

    Creating a quantum computer powerful enough to tackle problems we cannot solve with current computers remains a big challenge for quantum physicists. A well-functioning quantum simulator—a specific type of quantum computer—could lead to new discoveries about how the world works at the smallest […]

  • A new record for atom-based quantum...
    on February 15, 2024 at 4:10 PM

    Making quantum systems more scalable is one of the key requirements for the further development of quantum computers because the advantages they offer become increasingly evident as the systems are scaled up. Researchers at TU Darmstadt have recently taken a decisive step toward achieving this goal.

  • New thermometry method reveals that...
    on February 15, 2024 at 4:01 PM

    An international research team from Innsbruck and Geneva has developed a new thermometry method to measure temperatures for low-dimensional quantum gases. With this method it was found that compressing a gas may lead to cooling. The results on this counterintuitive phenomenon have just been […]

  • Unlocking the full potential of Auger...
    on February 15, 2024 at 3:52 PM

    Auger electron spectroscopy (AES) is an incredibly useful technique for probing material samples—but current assumptions about the process ignore some of the key time-dependent effects it involves. So far, this has resulted in overly-simplified calculations, which have ultimately prevented the […]

  • Deciphering quantum enigmas: The role...
    on February 14, 2024 at 6:40 PM

    A team of scientists from the University of Ottawa is offering insights into the mysteries of quantum entanglement. Their recent study, titled "Extending the known region of nonlocal boxes that collapse communication complexity" and published in Physical Review Letters (PRL), discloses that various […]

  • A 'quantum leap' at room temperature:...
    on February 14, 2024 at 4:00 PM

    In the realm of quantum mechanics, the ability to observe and control quantum phenomena at room temperature has long been elusive, especially on a large or "macroscopic" scale. Traditionally, such observations have been confined to environments near absolute zero, where quantum effects are easier […]

  • Fundamental equation for...
    on February 14, 2024 at 3:08 PM

    Physicists from Forschungszentrum Jülich and the Karlsruhe Institute of Technology have uncovered that Josephson tunnel junctions—the fundamental building blocks of superconducting quantum computers—are more complex than previously thought.

  • Researchers solve a foundational...
    on February 13, 2024 at 3:17 PM

    Future quantum electronics will differ substantially from conventional electronics. Whereas memory in the latter is stored as binary digits, the former is stored as qubits, which can take many forms, such as entrapped electrons in nanostructures known as quantum dots. However, challenges in […]

  • Greetings from the island of enhanced...
    on February 13, 2024 at 2:30 PM

    Since the turn of the century, six new chemical elements have been discovered and subsequently added to the periodic table of elements, the very icon of chemistry. These new elements have high atomic numbers up to 118 and are significantly heavier than uranium, the element with the highest atomic […]

  • Breakthrough in predicting chaotic...
    on February 13, 2024 at 2:08 PM

    A new study has unveiled a significant advancement in chaos theory, introducing a flux-based statistical theory that predicts chaotic outcomes in non-hierarchical three-body systems. This breakthrough holds practical implications for fields such as celestial mechanics, astrophysics, and molecular […]

  • Astronomy observation instrument used...
    on February 13, 2024 at 2:00 PM

    A group of researchers has used equipment originally intended for astronomy observation to capture transformations in the nuclear structure of atomic nuclei, reports a new study in Scientific Reports.

  • How semiconductor defects could boost...
    on February 12, 2024 at 4:20 PM

    In diamonds (and other semiconducting materials), defects are a quantum sensor's best friend. That's because defects, essentially a jostled arrangement of atoms, sometimes contain electrons with an angular momentum, or spin, that can store and process information. This "spin degree of freedom" can […]

  • The dynamics of deformable systems:...
    on February 12, 2024 at 3:25 PM

    Are our bodies solid or liquid? We all know the convention—that solids maintain their shapes, while liquids fill the containers they're in. But often in the real world, those lines are blurred. Imagine walking on a beach. Sometimes the sand gives way under feet, deforming like a liquid, but when […]

  • Reshaping our understanding of granular...
    on February 12, 2024 at 2:41 PM

    Rochester researchers are uncovering the unexpected role of grain shape in the mixing of granular systems such as pharmaceuticals, cereal, and landslides.

  • Physicists capture first sounds of heat...
    on February 8, 2024 at 7:00 PM

    In most materials, heat prefers to scatter. If left alone, a hotspot will gradually fade as it warms its surroundings. But in rare states of matter, heat can behave as a wave, moving back and forth somewhat like a sound wave that bounces from one end of a room to the other. In fact, this wave-like […]

  • Scientists uncover a new model for the...
    on February 8, 2024 at 4:07 PM

    What happens when radiation hits water? This is a question that has an impact every time you get an X-ray at the doctor's office, given you are mostly made of water. A team of theoretical physicists at DESY has worked on data taken by colleagues from Argonne National Laboratory in the US at the […]

  • Q&A: Expert explains the 'physics of AI'
    on February 7, 2024 at 4:10 PM

    The development of a new theory is typically associated with the greats of physics. You might think of Isaac Newton or Albert Einstein, for example. Many Nobel Prizes have already been awarded for new theories.