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American Physical Society: Physics

  • newViewpoint: Questioning a Universal Law for Electron Attenuation

    Viewpoint: Questioning a Universal Law for Electron Attenuation

    Author(s): Wolfgang S. M. WernerA law describing electron attenuation in solids has long helped researchers determine the size of nanoscale objects, but experiments show that it is less general than previously thought.[Physics 12, 93] Published Mon A…
    - 9 hours ago, 19 Aug 19, 6:00am -
  • Focus: Friction, Not Inertia, Controls Avalanches

    Focus: Friction, Not Inertia, Controls Avalanches

    Author(s): Peter WeissBy tuning the friction between tiny beads suspended in water, researchers gain new understanding of how avalanches begin.[Physics 12, 92] Published Fri Aug 16, 2019
    - 3 days ago, 16 Aug 19, 6:00am -
  • Synopsis: Quantum Teleportation Now Comes in 3D

    Synopsis: Quantum Teleportation Now Comes in 3D

    The first experiment to teleport qutrits rather than qubits paves the way to teleporting the complete quantum state of a particle.[Physics] Published Thu Aug 15, 2019
    - 4 days ago, 15 Aug 19, 6:00am -
  • Viewpoint: A Random Approach to Quantum Simulation

    Viewpoint: A Random Approach to Quantum Simulation

    Author(s): Dominic W. BerryA new way to simulate a molecule is potentially much faster than other approaches because it relies on random—as opposed to deterministic—sequences of operations.[Physics 12, 91] Published Wed Aug 14, 2019
    - 5 days ago, 14 Aug 19, 6:00am -
  • Synopsis: Static Electricity Needs Water

    Synopsis: Static Electricity Needs Water

    Experiments pressing two materials together show that static electricity accumulates when surface water lets ions move from one surface to another.[Physics] Published Wed Aug 14, 2019
    - 5 days ago, 14 Aug 19, 6:00am -
  • Synopsis: Hydrodynamic Cloaks

    Synopsis: Hydrodynamic Cloaks

    Two separate groups have designed structures that can hide objects from fluid flows and surface waves so that no wake is visible.[Physics] Published Tue Aug 13, 2019
    - 6 days ago, 13 Aug 19, 6:00am -
  • Synopsis: Seeking Stardust in the Snow  

    Synopsis: Seeking Stardust in the Snow  

    Iron-60 found in fresh Antarctic snow was forged in nearby supernovae and could help deduce the structure and origin of interstellar dust clouds.  [Physics] Published Mon Aug 12, 2019
    - 7 days ago, 12 Aug 19, 6:00am -
  • Focus: Entangling Photon Sources on a Tiny Bridge

    Focus: Entangling Photon Sources on a Tiny Bridge

    Author(s): Philip BallResearchers entangled a pair of atomic-scale light emitters in a micrometer-scale device, which could potentially be useful for quantum communication and cryptography.[Physics 12, 90] Published Fri Aug 09, 2019
    - 10 days ago, 9 Aug 19, 6:00am -
  • Synopsis: Entangling the Radial Parts of Photons

    Synopsis: Entangling the Radial Parts of Photons

    Correlations between the radial position and radial momentum of entangled photons demonstrate the suitability of these properties for quantum information applications.  [Physics] Published Thu Aug 08, 2019
    - 11 days ago, 8 Aug 19, 6:00am -
  • Synopsis: Watching a Molecule Relax While it Reacts

    Synopsis: Watching a Molecule Relax While it Reacts

    Atomic force microscopy detects the subtle structural changes that take place when a molecule is ionized.[Physics] Published Wed Aug 07, 2019
    - 12 days ago, 7 Aug 19, 6:00am -

Nature: Physics

  • newPhotonic Weyl points due to broken time-reversal symmetry in magnetized semiconductor

    Photonic Weyl points due to broken time-reversal symmetry in magnetized semiconductor

    Nature Physics, Published online: 19 August 2019; doi:10.1038/s41567-019-0612-7Photonic Weyl points—topologically chiral singularity points in three-dimensional momentum space—have been realized in a homogeneous non-reciprocal material without a…
    - 19 hours ago, 18 Aug 19, 8:00pm -
  • newRealization of density-dependent Peierls phases to engineer quantized gauge fields coupled to ultracold matter

    Realization of density-dependent Peierls phases to engineer quantized gauge fields coupled to ultracold matter

    Nature Physics, Published online: 19 August 2019; doi:10.1038/s41567-019-0615-4Non-trivial Peierls phases that depend on the site occupations for ultracold fermions in an optical lattice have been engineered in a Floquet approach, providing a fundame…
    - 19 hours ago, 18 Aug 19, 8:00pm -
  • newThe physics of cell-size regulation across timescales

    The physics of cell-size regulation across timescales

    Nature Physics, Published online: 19 August 2019; doi:10.1038/s41567-019-0629-yCell size is regulated by processes ranging from rapid fluctuations to slower growth and division. Limited dialogue between communities studying these disparate timescales…
    - 19 hours ago, 18 Aug 19, 8:00pm -
  • newThe magic in molecules

    The magic in molecules

    Nature Physics, Published online: 19 August 2019; doi:10.1038/s41567-019-0647-9The demonstration of high-resolution spectroscopy of Sr2 molecules trapped in an optical lattice at the ‘magic’ wavelength opens the way to precision control of molecu…
    - 19 hours ago, 18 Aug 19, 8:00pm -
  • newHalf-integer level shift of vortex bound states in an iron-based superconductor

    Half-integer level shift of vortex bound states in an iron-based superconductor

    Nature Physics, Published online: 19 August 2019; doi:10.1038/s41567-019-0630-5The authors use STM to show that there are two different classes of zero-bias peak in vortex cores of Fe(Te,Se). One class is topological, one not. These are distinguished…
    - 19 hours ago, 18 Aug 19, 8:00pm -
  • newMolecular lattice clock with long vibrational coherence

    Molecular lattice clock with long vibrational coherence

    Nature Physics, Published online: 19 August 2019; doi:10.1038/s41567-019-0632-3The realization of a molecular lattice clock based on vibrations in diatomic molecules is reported with coherence times lasting over tens of milliseconds, which is enabled…
    - 19 hours ago, 18 Aug 19, 8:00pm -
  • Generation and acceleration of electron bunches from a plasma photocathode

    Generation and acceleration of electron bunches from a plasma photocathode

    Nature Physics, Published online: 12 August 2019; doi:10.1038/s41567-019-0610-9Electron bunches are generated and accelerated to relativistic velocities by tunnel ionization of neutral gas species in a plasma. This represents a step towards ultra-bri…
    - 8 days ago, 11 Aug 19, 8:00pm -
  • Tissue fluidity promotes epithelial wound healing

    Tissue fluidity promotes epithelial wound healing

    Nature Physics, Published online: 12 August 2019; doi:10.1038/s41567-019-0618-1An observation that cells at the edge of a healing wound readily undergo intercalation leads to the finding that tissue fluidity is crucial for effective wound closure.
    - 8 days ago, 11 Aug 19, 8:00pm -

Phys.org: Physics News

Physics Today Magazine

physicsworld

Scientific American: Physics

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symmetry magazine

  • The language of physics

    The language of physics

    10 more words that mean something different to scientists. Word fans, rejoice! Symmetry is back with another list of 10 common words that take on a new meaning when spoken by scientists. Check out the first and second lists, then take the…
    - 69 days ago, 11 Jun 19, 3:54pm -
  • Berkeley leans into search for light dark matter

    Berkeley leans into search for light dark matter

    Dark matter could be much lower in mass and slighter in energy than previously thought. The search for dark matter is expanding. And going small.While dark matter abounds in the universe—it is by far the most common form of matter, m…
    - 70 days ago, 10 Jun 19, 2:23pm -
  • Sharing CERN with Nepal

    Sharing CERN with Nepal


    - 74 days ago, 6 Jun 19, 9:33am -
  • Engineering the world’s largest digital camera

    Engineering the world’s largest digital camera

    Building the Large Synoptic Survey Telescope also means solving extraordinary technological challenges. In a brightly lit clean room at the US Department of Energy’s SLAC National Accelerator Laboratory, engineers are building a car-siz…
    - 76 days ago, 4 Jun 19, 10:22am -
  • Brothers reunited on the ATLAS experiment

    Brothers reunited on the ATLAS experiment

    Two brothers with very different career paths land on the same project at CERN. Konstantinos Iakovidis was training in Greece’s Hellenic Army in May 2008 when his younger brother, George, was accepted into the CERN summer student progra…
    - 83 days ago, 28 May 19, 9:49am -
  • From physics to data science

    From physics to data science

    Four physicists share their journeys through academia into industry and offer words of wisdom for those considering making a similar move. Throughout his higher education, Jamie Antonelli had always envisioned himself as one day becomin…
    - 90 days ago, 21 May 19, 9:00am -
  • Europe’s path forward

    Europe’s path forward

    Physicists meet this week in Granada, Spain, to update the European Strategy for Particle Physics. Fifty years ago, a small group of physicists could come together, build groundbreaking equipment for a particle physics experiment and obt…
    - 95 days ago, 16 May 19, 11:50am -
  • Casting a wide net

    Casting a wide net

    In their quest to discover physics beyond the Standard Model, physicists weigh the pros and cons of different search strategies. On October 30, 1975, theorists John Ellis, Mary K. Gaillard and D.V. Nanopoulos published a paper titled “A…
    - 97 days ago, 14 May 19, 11:46am -
  • A universe is born

    A universe is born

    Take a (brief) journey through the early history of our cosmos. The universe was a busy place during the first three minutes. The cosmos we see today expanded from a tiny speck to much closer to its current massive size; the elementary pa…
    - 7 May 19, 10:10am -
  • The unseen progress of the LHC

    The unseen progress of the LHC

    It’s not always about what you discover. About seven years ago, physicist Stephane Willocq at the University of Massachusetts became enthralled with a set of theories that predicted the existence of curled-up extra dimensions hiding wit…
    - 2 May 19, 1:09pm -

The Guardian: Physics

  • Takis: his eye-popping and eerily beautiful magnetic marvels defined an era
    Effortlessly bridging the gap between the two cultures, the Greek sculptor – who has died aged 93 – played with invisible forces and put the truths of the cosmos on canvasThe Greek sculptor Takis, who has died at 93 during the run of an acclaimed…
    - 3 days ago, 16 Aug 19, 12:14pm -
  • Maths and tech specialists need Hippocratic oath, says academic
    Exclusive: Hannah Fry says ethical pledge needed in tech fields that will shape futureMathematicians, computer engineers and scientists in related fields should take a Hippocratic oath to protect the public from powerful new technologies under develo…
    - 3 days ago, 16 Aug 19, 12:00pm -
  • Supergravity pioneers win $3m Special Breakthrough prize
    Daniel Freedman, Peter van Nieuwenhuizen and Sergio Ferrara developed landmark theory in 1970sThe most lucrative prize in science has been awarded to three researchers for a landmark theory that married particle physics with Einstein’s description…
    - 13 days ago, 6 Aug 19, 10:00am -
  • Learning to think and talk straight | Letter
    Brigid Purcell recommends a book, Straight and Crooked Thinking, that should be put into the hands of every teenagerDavid Thouless’s obituary (13 July) mentions his father, Robert, but fails to mention the latter’s most notable publication, which…
    - 34 days ago, 16 Jul 19, 12:40pm -
  • What happens when we can't test scientific theories? – Science Weekly podcast
    String theory gained traction 35 years ago but scientists have not found any evidence to suggest it is correct. Does this matter? And should it be tested? Ian Sample debates this with Eleanor Knox, David Berman and Peter Woit Continue reading...
    - 53 days ago, 28 Jun 19, 1:00am -
  • Reversible superglue proves strong enough to hold average man
    Snail slime-like substance appears to solve problem of weak and reversible or strong and irreversible adhesiveA reversible superglue that mimics the under-appreciated properties of dried snail mucus has proved strong enough to bear the weight of an a…
    - 63 days ago, 17 Jun 19, 3:00pm -
  • Schrödinger's cat could be saved, say scientists
    New research casts doubt on idea that a quantum jump is instant and unpredictableSchrödinger’s cat might not only be dead or alive, but also brought back from the brink, according to scientists who said they have discovered a warning sign for quan…
    - 77 days ago, 3 Jun 19, 12:55pm -
  • Murray Gell-Mann obituary
    One of the leading particle physicists of the 20th centuryMurray Gell-Mann, who has died aged 89, was the leading figure in the study of elementary particle physics in the middle years of the 20th century. His work transformed the way that physicists…
    - 78 days ago, 2 Jun 19, 10:03am -
  • The Planets review – so staggering you go ‘whoa!’ every few seconds
    The awesome vastness of time and space is laid out in its full, jawdropping incomprehensibility by Prof Brian Cox, the Attenborough of outer spaceTowards the end of the opening episode of The Planets (BBC Two), the new solar system opus presented by…
    - 83 days ago, 28 May 19, 5:00pm -
  • Murray Gell-Mann, Nobel Prize-winning physicist who named quarks, dies at 89
    1969 Nobel laureate helped discover subatomic particlesDeath confirmed by Santa Fe Institute he co-foundedMurray Gell-Mann, the Nobel-winning physicist who brought order to the universe by helping discover and classify subatomic particles, has died.…
    - 85 days ago, 26 May 19, 5:28pm -
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