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  • The observation of Kardar-Parisi-Zhang...
    on April 13, 2021 at 1:30 PM

    Classical hydrodynamics laws can be very useful for describing the behavior of systems composed of many particles (i.e., many-body systems) after they reach a local state of equilibrium. These laws are expressed by so-called hydrodynamical equations, a set of mathematical equations that describe […]

  • Sensitive qubit-based technique to...
    on April 13, 2021 at 12:40 PM

    Scientists at the Department of Energy's Fermi National Accelerator Laboratory and the University of Chicago have demonstrated a new technique based on quantum technology that will advance the search for dark matter, the invisible stuff that accounts for 85% of all matter in the universe.

  • Sensitive qubit-based technique to...
    on April 13, 2021 at 12:40 PM

    Scientists at the Department of Energy's Fermi National Accelerator Laboratory and the University of Chicago have demonstrated a new technique based on quantum technology that will advance the search for dark matter, the invisible stuff that accounts for 85% of all matter in the universe.

  • Counting single photons at...
    on April 13, 2021 at 12:33 PM

    In high-end 21st century communications, information travels in the form of a stream of light pulses typically traveling through fiber optic cables. Each pulse can be as faint as a single photon, the smallest possible unit (quantum) of light. The speed at which such systems can operate depends […]

  • Researchers develop new method for...
    on April 13, 2021 at 12:32 PM

    Physicists from Swansea University are part of an international research collaboration which has identified a new technique for testing the quality of quantum correlations.

  • Student's physics homework picked up by...
    on April 13, 2021 at 11:53 AM

    A simple yet elegant change to code studied for more than 20 years could shorten timeline to achieve scalable quantum computation and has attracted the attention of quantum computing programs at Amazon Web Services and Yale University.

  • A novel light-spin interface with...
    on April 12, 2021 at 5:12 PM

    Light can be used to operate quantum information processing systems, e.g. quantum computers, quickly and efficiently. Researchers at Karlsruhe Institute of Technology (KIT) and Chimie ParisTech/CNRS have now significantly advanced the development of molecule-based materials suitable for use as […]

  • Researchers uncover how cells control...
    on April 12, 2021 at 5:10 PM

    In the earliest stage of life, animals undergo some of their most spectacular physical transformations. Once merely blobs of dividing cells, they begin to rearrange themselves into their more characteristic forms, be they fish, birds or humans. Understanding how cells act together to build tissues […]

  • Search for sterile neutrinos: It's all...
    on April 12, 2021 at 2:57 PM

    There are many questions surrounding the elementary particle neutrino, in particular regarding its mass. Physicists are also interested in whether besides the 'classic' neutrinos there are variants such as the so-called sterile neutrinos. The KATRIN experiment has now succeeded in strongly […]

  • Topological insulator metamaterial with...
    on April 12, 2021 at 1:30 PM

    Topological insulators have notable manifestations of electronic properties. The helicity-dependent photocurrents in such devices are underpinned by spin momentum-locking of surface Dirac electrons that are weak and easily overshadowed by bulk contributions. In a new report now published on Science […]

  • Learning what makes the nucleus tick
    on April 9, 2021 at 1:17 PM

    Michigan State University's Witold Nazarewicz has a simple way to describe the complex work he does at the Facility for Rare Isotope Beams, or FRIB.

  • Learning what makes the nucleus tick
    on April 9, 2021 at 1:17 PM

    Michigan State University's Witold Nazarewicz has a simple way to describe the complex work he does at the Facility for Rare Isotope Beams, or FRIB.

  • Engineering researchers visualize the...
    on April 8, 2021 at 8:01 PM

    Nobel laureate in physics Richard Feynman once described turbulence as "the most important unsolved problem of classical physics."

  • The spintronics technology revolution...
    on April 8, 2021 at 4:06 PM

    A decade ago, the discovery of quasiparticles called magnetic skyrmions provided important new clues into how microscopic spin textures will enable spintronics, a new class of electronics that use the orientation of an electron's spin rather than its charge to encode data.

  • Using the human hand as a powerless...
    on April 8, 2021 at 1:50 PM

    A team of researchers at Shanghai Jiao Tong University, has found that the human hand can be used as a powerless infrared radiation (IR) source in multiple kinds of applications. In their paper published in Proceedings of the National Academy of Sciences, the group notes that the human hand […]

  • Field guides: Scientists bolster...
    on April 7, 2021 at 6:51 PM

    Scientists are testing our fundamental understanding of the universe, and there's much more to discover.

  • New microscopy technique unveils a...
    on April 7, 2021 at 6:00 PM

    A team of researchers led by Oak Ridge National Laboratory microscopist Miaofang Chi and Vanderbilt theoretical physicist Sokrates Pantelides has used a new Scanning Transmission Electron Microscope technique to image the electron distribution in ionic compounds known as electrides— especially […]

  • 'Tantalizing' results of 2 experiments...
    on April 7, 2021 at 3:14 PM

    Preliminary results from two experiments suggest something could be wrong with the basic way physicists think the universe works, a prospect that has the field of particle physics both baffled and thrilled.

  • New estimate of muon's magnetic field...
    on April 7, 2021 at 3:00 PM

    A new estimation of the strength of the magnetic field around the muon—a sub-atomic particle similar to, but heavier than, an electron—closes the gap between theory and experimental measurements, bringing it in line with the standard model that has guided particle physics for decades.

  • Gate-controlled ground state crossover...
    on April 7, 2021 at 2:39 PM

    In the paired fermion systems, the Bardeen-Cooper-Schrieffer (BCS) superfluidity and Bose-Einstein condensation (BEC) are two extreme limits of the ground state. In a new report in Science, Yuji Nakagawa and a team of scientists in applied physics, quantum electronics, emergent matter science and […]

  • In a comprehensive new test, the...
    on April 7, 2021 at 11:43 AM

    The EmDrive is a hypothetical rocket that proponents claim can generate thrust with no exhaust. This would violate all known physics. In 2016, a team at NASA's Eagleworks lab claimed to measure thrust from an EmDrive device, the news of which caused quite a stir. The latest attempt to replicate the […]

  • In a comprehensive new test, the...
    on April 7, 2021 at 11:43 AM

    The EmDrive is a hypothetical rocket that proponents claim can generate thrust with no exhaust. This would violate all known physics. In 2016, a team at NASA's Eagleworks lab claimed to measure thrust from an EmDrive device, the news of which caused quite a stir. The latest attempt to replicate the […]

  • Investigating the interplay of topology...
    on April 6, 2021 at 1:30 PM

    An international team of researchers has investigated the interplay of topology and non-Hermitian physics with nonlinear effects. In their paper published in the journal Science, the group describes contructing an optical waveguide lattice using a biased photorefractive crystal and experiments […]

  • New computing algorithms expand the...
    on April 6, 2021 at 12:54 PM

    Quantum computing promises to harness the strange properties of quantum mechanics in machines that will outperform even the most powerful supercomputers of today. But the extent of their application, it turns out, isn't entirely clear.

  • NIST demo adds key capability to...
    on April 5, 2021 at 5:56 PM

    Researchers at the National Institute of Standards and Technology (NIST) and collaborators have demonstrated an atom-based sensor that can determine the direction of an incoming radio signal, another key part for a potential atomic communications system that could be smaller and work better in […]

  • NIST demo adds key capability to...
    on April 5, 2021 at 5:56 PM

    Researchers at the National Institute of Standards and Technology (NIST) and collaborators have demonstrated an atom-based sensor that can determine the direction of an incoming radio signal, another key part for a potential atomic communications system that could be smaller and work better in […]

  • Computational tool for materials...
    on April 5, 2021 at 4:45 PM

    A new piece of software developed at Caltech makes it easier to study the behavior of electrons in materials—even materials that have been predicted but do not yet exist. The software, called Perturbo, is gaining traction among researchers.

  • Researchers extend the life of a...
    on April 5, 2021 at 4:33 PM

    In 2018, Kang-Kuen Ni and her lab earned the cover of Science with an impressive feat: They took two individual atoms, a sodium and a cesium, and forged them into a single dipolar molecule, sodium cesium.

  • Under the radar: Searching for stealthy...
    on April 5, 2021 at 12:50 PM

    The standard model of particle physics encapsulates our current knowledge of elementary particles and their interactions. The standard model is not complete; for example, it does not describe observations such as gravity, has no prediction for dark matter, which makes up most of the matter in the […]

  • Under the radar: Searching for stealthy...
    on April 5, 2021 at 12:50 PM

    The standard model of particle physics encapsulates our current knowledge of elementary particles and their interactions. The standard model is not complete; for example, it does not describe observations such as gravity, has no prediction for dark matter, which makes up most of the matter in the […]

  • Qubits composed of holes could be the...
    on April 2, 2021 at 11:49 AM

    A new study indicates holes the solution to operational speed/coherence trade-off, potential scaling up of qubits to a mini-quantum computer.

  • Physicists observe new phase in...
    on April 1, 2021 at 6:00 PM

    About 10 years ago, researchers at the University of Bonn produced an extreme aggregate photon state, a single "super-photon" made up of many thousands of individual light particles, and presented a completely new light source. The state is called an optical Bose-Einstein condensate and has […]

  • Search for skyrmion phenomenon finds...
    on April 1, 2021 at 2:09 PM

    Physicists on the hunt for a rarely seen magnetic spin texture have discovered another object that bears its hallmarks, hidden in the structure of ultra-thin magnetic films, that they have called an incommensurate spin crystal.

  • Search for skyrmion phenomenon finds...
    on April 1, 2021 at 2:09 PM

    Physicists on the hunt for a rarely seen magnetic spin texture have discovered another object that bears its hallmarks, hidden in the structure of ultra-thin magnetic films, that they have called an incommensurate spin crystal.

  • Direct 2D-to-3D transformation of pen...
    on April 1, 2021 at 1:30 PM

    Pen drawings can allow simple, inexpensive and intuitive two-dimensional (2D) fabrication. Materials scientists aim to integrate such pen drawings to develop 3D objects. In a new report now published on Science Advances, See Woo Song et al. developed a new 3D fabrication method to directly […]

  • Plasma jets stabilize water to splash...
    on April 1, 2021 at 1:13 PM

    A study by KAIST researchers revealed that an ionized gas jet blowing onto water, also known as a 'plasma jet," produces a more stable interaction with the water's surface compared to a neutral gas jet. This finding reported in the April 1 issue of Nature will help improve the scientific […]

  • 'Agricomb' measures multiple gas...
    on March 31, 2021 at 6:00 PM

    After the optical frequency comb made its debut as a ruler for light, spinoffs followed, including the astrocomb to measure starlight and a radar-like comb system to detect natural gas leaks. And now, researchers have unveiled the "agricomb" to measure, ahem, cow burps.

  • Quantum material's subtle spin behavior...
    on March 31, 2021 at 4:59 PM

    Using complementary computing calculations and neutron scattering techniques, researchers from the Department of Energy's Oak Ridge and Lawrence Berkeley national laboratories and the University of California, Berkeley, discovered the existence of an elusive type of spin dynamics in a quantum […]

  • Study shows promise of quantum...
    on March 31, 2021 at 4:58 PM

    The qubit is the building block of quantum computing, analogous to the bit in classical computers. To perform error-free calculations, quantum computers of the future are likely to need at least millions of qubits. The latest study, published in the journal PRX Quantum, suggests that these […]

  • Researchers achieve world's first...
    on March 31, 2021 at 3:00 PM

    Researchers with the CERN-based ALPHA collaboration have announced the world's first laser-based manipulation of antimatter, leveraging a made-in-Canada laser system to cool a sample of antimatter down to near absolute zero. The achievement, detailed in an article published today and featured on […]

  • A successful phonon calculation within...
    on March 31, 2021 at 2:38 PM

    The focus and ultimate goal of computational research in materials science and condensed matter physics is to solve the Schrödinger equation—the fundamental equation describing how electrons behave inside matter—exactly (without resorting to simplifying approximations). While experiments can […]

  • Heat conduction record with tantalum...
    on March 31, 2021 at 2:04 PM

    A thermos bottle has the task of preserving the temperature—but sometimes you want to achieve the opposite: Computer chips generate heat that must be dissipated as quickly as possible so that the chip is not destroyed. This requires special materials with particularly good heat conduction […]

  • New theory suggests uranium...
    on March 31, 2021 at 1:59 PM

    A pair of researchers with Indiana University and Illinois University, respectively, has developed a theory that suggests crystalizing uranium "snowflakes" deep inside white dwarfs could instigate an explosion large enough to destroy the star. In their paper published in the journal Physical Review […]

  • Super-precise Fermilab experiment...
    on March 31, 2021 at 12:44 PM

    Modern physics is full of the sort of twisty, puzzle-within-a-puzzle plots you'd find in a classic detective story: Both physicists and detectives must carefully separate important clues from unrelated information. Both physicists and detectives must sometimes push beyond the obvious explanation to […]

  • Super-precise Fermilab experiment...
    on March 31, 2021 at 12:44 PM

    Modern physics is full of the sort of twisty, puzzle-within-a-puzzle plots you'd find in a classic detective story: Both physicists and detectives must carefully separate important clues from unrelated information. Both physicists and detectives must sometimes push beyond the obvious explanation to […]

  • Researchers observe new isotope of...
    on March 30, 2021 at 7:27 PM

    Researchers at Washington University in St. Louis reported the first observations of a new form of fluorine, the isotope 13F, described in the journal Physical Review Letters.

  • ATLAS searches for pairs of Higgs...
    on March 30, 2021 at 3:01 PM

    Since the Higgs boson was discovered in 2012, scientists at the Large Hadron Collider (LHC) have been studying the properties of this very special particle and its relation to the fundamental mechanism essential to the generation of mass of elementary particles. One property that remains to be […]

  • ATLAS searches for pairs of Higgs...
    on March 30, 2021 at 3:01 PM

    Since the Higgs boson was discovered in 2012, scientists at the Large Hadron Collider (LHC) have been studying the properties of this very special particle and its relation to the fundamental mechanism essential to the generation of mass of elementary particles. One property that remains to be […]

  • The egg in the X-ray beam: A peek at...
    on March 30, 2021 at 2:58 PM

    A team of scientists has been using DESY's X-ray source PETRA III to analyze the structural changes that take place in an egg when you cook it. The work reveals how the proteins in the white of a chicken egg unfold and cross-link with each other to form a solid structure when heated. Their […]

  • Theoretical physicists predict quantum...
    on March 30, 2021 at 2:48 PM

    Within the realm of quantum mechanics, the generation of quantum entanglement remains one of the most challenging goals. Entanglement, simply put, is when the quantum state of each particle or a group of particles is not independent of the quantum states of other particles or groups, even over long […]

  • Physicists flip particle accelerator...
    on March 30, 2021 at 12:49 PM

    Physicists at MIT and elsewhere are blasting beams of ions at clouds of protons —like throwing nuclear darts at the speed of light—to map the structure of an atom's nucleus.

  • A new spin on energy-efficient...
    on March 30, 2021 at 12:49 PM

    The promising field of spintronics seeks to manipulate electron spin to make a new breed of small and low-power electronic devices. A recent study used Argonne's Advanced Photon Source to bring the widespread use of spintronics closer to reality.

  • Topological protection of entangled...
    on March 30, 2021 at 11:35 AM

    In a joint effort, researchers from the Humboldt-Universität (Berlin), the Max Born Institute (Berlin) and the University of Central Florida (U.S.) have revealed the necessary conditions for the robust transport of entangled states of two-photon light in photonic topological insulators, paving the […]

  • Study identifies a new type of diurnal...
    on March 29, 2021 at 2:10 PM

    Over the past few decades, astrophysicists and cosmologists have gathered various observations hinting at the existence of dark matter (DM), a type of matter that does not absorb, reflect or emit light, and thus cannot be detected using conventional techniques for observing electromagnetic […]

  • Study identifies a new type of diurnal...
    on March 29, 2021 at 2:10 PM

    Over the past few decades, astrophysicists and cosmologists have gathered various observations hinting at the existence of dark matter (DM), a type of matter that does not absorb, reflect or emit light, and thus cannot be detected using conventional techniques for observing electromagnetic […]

  • Radioactive molecules may help solve...
    on March 29, 2021 at 1:01 PM

    Stars, galaxies, and everything in the universe, including our own bodies, are comprised of so-called regular matter. Regular matter includes atoms and molecules, which are made up of tiny particles, such as electrons, protons, and neutrons. These particles dominate our universe, vastly […]

  • Radioactive molecules may help solve...
    on March 29, 2021 at 1:01 PM

    Stars, galaxies, and everything in the universe, including our own bodies, are comprised of so-called regular matter. Regular matter includes atoms and molecules, which are made up of tiny particles, such as electrons, protons, and neutrons. These particles dominate our universe, vastly […]

  • String theory solves mystery about how...
    on March 29, 2021 at 12:58 PM

    A paper by the Kavli Institute for the Physics and Mathematics of the Universe (Kavli IPMU) Director Ooguri Hirosi and Project Researcher Matthew Dodelson on the string theoretical effects outside the black hole photon sphere has been selected for the "Editors' Suggestion" of the journal Physical […]

  • A bio-inspired mechano-photonic...
    on March 26, 2021 at 4:22 PM

    Multifunctional and diverse artificial neural systems can incorporate multimodal plasticity, memory and supervised learning functions to assist neuromorphic computation. In a new report, Jinran Yu and a research team in nanoenergy, nanoscience and materials science in China and the US., presented a […]

  • Team finds an easier optimal detection...
    on March 25, 2021 at 3:55 PM

    Quantum holds the promise of increasing the power of sensing technologies. While the field of quantum sensing has shown a lot of potential for detecting very small signals, the ability to truly optimize these sensors has been thwarted by the complexity of control schemes.