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American Physical Society: Physics

Nature: Physics

  • A coherent nanomechanical oscillator driven by single-electron tunnelling

    A coherent nanomechanical oscillator driven by single-electron tunnelling

    Nature Physics, Published online: 14 October 2019; doi:10.1038/s41567-019-0683-5In a nanobeam that is strongly coupled to a single-electron transistor, electron tunnelling back-action induces self-sustaining mechanical oscillations. This oscillator c…
    - 1 day ago, 13 Oct 19, 8:00pm -
  • Jigsaw puzzle design of pluripotent origami

    Jigsaw puzzle design of pluripotent origami

    Nature Physics, Published online: 14 October 2019; doi:10.1038/s41567-019-0677-3The crease patterns for origami-based mechanical metamaterials can fold into myriad 3D shapes, but predicting foldability is no simple task. A framework for designing fol…
    - 1 day ago, 13 Oct 19, 8:00pm -
  • A fold strategy

    A fold strategy

    Nature Physics, Published online: 14 October 2019; doi:10.1038/s41567-019-0684-4It is generally difficult to know in advance if a sheet of paper can be folded into an origami shape, but for quadrilateral crease patterns a tiling approach can identify…
    - 1 day ago, 13 Oct 19, 8:00pm -
  • Light emission based on nanophotonic vacuum forces

    Light emission based on nanophotonic vacuum forces

    Nature Physics, Published online: 14 October 2019; doi:10.1038/s41567-019-0672-8Vacuum fluctuations in the vicinity of nanophotonic structures can lead to the conversion of a free electron into a polariton and a high-energy photon, whose frequency ca…
    - 1 day ago, 13 Oct 19, 8:00pm -
  • Author Correction: Femtosecond-resolved observation of the fragmentation of buckminsterfullerene following X-ray multiphoton ionization

    Author Correction: Femtosecond-resolved observation of the fragmentation of buckminsterfullerene following X-ray multiphoton ionization

    Nature Physics, Published online: 10 October 2019; doi:10.1038/s41567-019-0706-2Author Correction: Femtosecond-resolved observation of the fragmentation of buckminsterfullerene following X-ray multiphoton ionization
    - 5 days ago, 9 Oct 19, 8:00pm -
  • Cooling and self-oscillation in a nanotube electromechanical resonator

    Cooling and self-oscillation in a nanotube electromechanical resonator

    Nature Physics, Published online: 07 October 2019; doi:10.1038/s41567-019-0682-6The back-action of electrons can cool a nanomechanical oscillator to a few-quantum state when a current flows through a suspended nanotube. The electron back-action, whic…
    - 8 days ago, 6 Oct 19, 8:00pm -
  • Vibrational spectroscopy at atomic resolution with electron impact scattering

    Vibrational spectroscopy at atomic resolution with electron impact scattering

    Nature Physics, Published online: 07 October 2019; doi:10.1038/s41567-019-0675-5Conventional on-axis electron energy-loss spectroscopy can detect vibrational modes in crystals and amorphous solids at atomic resolution by isolating the specific signal…
    - 8 days ago, 6 Oct 19, 8:00pm -
  • Microwave-to-optics conversion using a mechanical oscillator in its quantum ground state

    Microwave-to-optics conversion using a mechanical oscillator in its quantum ground state

    Nature Physics, Published online: 07 October 2019; doi:10.1038/s41567-019-0673-7Electro-optomechanical conversion between optical and microwave photons is achieved with minimal added noise by cooling the mechanical oscillator to its quantum ground st…
    - 8 days ago, 6 Oct 19, 8:00pm -

Phys.org: Physics News

  • newHow to control friction in topological insulators

    How to control friction in topological insulators

    Topological insulators are innovative materials that conduct electricity on the surface, but act as insulators on the inside. Physicists at the University of Basel and the Istanbul Technical University have begun investigating how they react to frict…
    - 16 hours ago, 14 Oct 19, 11:00am -
  • newScientists reveal mechanism of electron charge exchange in molecules

    Scientists reveal mechanism of electron charge exchange in molecules

    Researchers at the University of California, Irvine have developed a new scanning transmission electron microscopy method that enables visualization of the electric charge density of materials at sub-angstrom resolution.
    - 16 hours ago, 14 Oct 19, 11:00am -
  • newAlphabet of 140 puzzle pieces programs origami

    Alphabet of 140 puzzle pieces programs origami

    How can a single origami crease pattern be folded into two precisely defined target shapes? Researchers at AMOLF and Leiden University have created an "alphabet" of 140 origami "puzzle pieces" that allows them to do just that, as described today in N…
    - 16 hours ago, 14 Oct 19, 11:00am -
  • new3-D integrated metasurfaces stacking up for impressive holography

    3-D integrated metasurfaces stacking up for impressive holography

    Physicists and materials scientists have developed a compact optical device containing vertically stacked metasurfaces that can generate microscopic text and full-color holograms for encrypted data storage and color displays. Yueqiang Hu and a resear…
    - 18 hours ago, 14 Oct 19, 9:30am -
  • newNew design strategy can help improve layered superconducting materials

    New design strategy can help improve layered superconducting materials

    Scientists from Tokyo Metropolitan University have created a new layered superconducting material with a conducting layer made of bismuth, silver, tin, sulfur and selenium. The conducting layer features four distinct sublayers; by introducing more el…
    - 19 hours ago, 14 Oct 19, 7:52am -
  • Six degrees of nuclear separation

    Six degrees of nuclear separation

    Argonne scientists look to 3-D printing to ease separation anxiety, which paves the way to recycle more nuclear material.
    - 4 days ago, 11 Oct 19, 1:07pm -
  • Shaping nanoparticles for improved quantum information technology

    Shaping nanoparticles for improved quantum information technology

    Particles that are mere nanometers in size are at the forefront of scientific research today. They come in many different shapes: rods, spheres, cubes, vesicles, S-shaped worms and even donut-like rings. What makes them worthy of scientific study is…
    - 4 days ago, 11 Oct 19, 12:03pm -
  • Radiation detector with the lowest noise in the world boosts quantum work

    Radiation detector with the lowest noise in the world boosts quantum work

    Researchers from Aalto University and VTT Technical Research Centre of Finland have built a super-sensitive bolometer, a type of thermal radiation detector. The new radiation detector, made of a gold-palladium mixture makes it easier to measure the s…
    - 4 days ago, 11 Oct 19, 8:51am -
  • Meet the new prototype in electromagnetic oil spill remediation technology

    Meet the new prototype in electromagnetic oil spill remediation technology

    Many Fermilab followers are aware that Fermilab's Office of Partnerships & Technology Transfer licensed the laboratory's electromagnetic oil spill remediation technology to Natural Science LLC in 2015. This agreement enabled Natural Science, led by p…
    - 4 days ago, 11 Oct 19, 7:46am -
  • Controlling superconducting regions within an exotic metal

    Controlling superconducting regions within an exotic metal

    Researchers at EPFL have created a metallic microdevice in which they can define and tune patterns of superconductivity. Their discovery, which holds great promise for quantum technologies of the future, has just been published in Science.
    - 4 days ago, 11 Oct 19, 6:25am -

Physics Today Magazine

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Scientific American: Physics

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symmetry magazine

  • newDUNE scientists see particle tracks with dual-phase technology

    DUNE scientists see particle tracks with dual-phase technology

    Scientists working at CERN have started tests of a new neutrino detector prototype that uses a promising technology called “dual phase.” Advances in subatomic physics heavily depend on ingenuity and technology. And when it comes to d…
    - 14 hours ago, 14 Oct 19, 12:52pm -
  • Building the future, two weeks at a time

    Building the future, two weeks at a time

    A series of short physics schools organized in collaboration with CERN has had an outsized impact on the careers of scientists from Latin America. When Edgar Carrera was a teenager in Ecuador, he often wondered about some of the biggest q…
    - 5 days ago, 10 Oct 19, 2:53pm -
  • A crystal clear place to study the skies

    A crystal clear place to study the skies

    In the last few decades, Argentina and Chile have proven themselves prime spots for astronomical observation—a status that has been a boon in many ways for both countries. In 2000 Ingo Allekotte sat behind a table in Malargüe, a city w…
    - 6 days ago, 9 Oct 19, 10:37am -
  • Nobel awarded for theoretical cosmology, exoplanet discovery

    Nobel awarded for theoretical cosmology, exoplanet discovery

    James Peebles, Michel Mayor and Didier Queloz shared the 2019 Nobel Prize in Physics. Early Tuesday morning, three physicists—James Peebles, Michel Mayor and Didier Queloz—were rewarded for decades seminal contributions to advancing s…
    - 6 days ago, 8 Oct 19, 3:55pm -
  • Raising a new set of flags at Fermilab

    Raising a new set of flags at Fermilab

    Many researchers from Latin America can trace their entry into experimental particle physics to an initiative started by former Fermilab Director Leon Lederman. In March 1995, physicist Juan Pablo Negret picked up a microphone in a darken…
    - 7 days ago, 8 Oct 19, 9:00am -
  • The legacy of César Lattes

    The legacy of César Lattes

    Brazilian physicist César Lattes, considered a national hero for his discoveries, paved the way for trailblazing research projects in particle astrophysics across Latin America and beyond. When César Lattes graduated from the University…
    - 12 days ago, 3 Oct 19, 9:00am -
  • From the Editor: A month in Latin America

    From the Editor: A month in Latin America

    Latin America has reached a pivotal moment in experimental particle physics and astrophysics research. Throughout the month of October, Symmetry will explore how. Experimental particle physics and astrophysics are international endeavors.…
    - 13 days ago, 2 Oct 19, 9:00am -
  • Chasing gravitational waves

    Chasing gravitational waves

    When LIGO and Virgo detected the echoes that likely came from a collision between a black hole and a neutron star, dozens of physicists began a hunt for the signal’s electromagnetic counterpart.  This summer, a sign of a cataclysmic ev…
    - 14 days ago, 1 Oct 19, 3:01pm -
  • A day in the life of a cosmic-ray ‘bookkeeper’

    A day in the life of a cosmic-ray ‘bookkeeper’

    Early-career physicist Jonathan LeyVa is helping to build one of the world’s most sensitive dark matter detectors. When he was growing up, Jonathan LeyVa thought he’d follow his passion for race cars and pick a profession in automotiv…
    - 14 days ago, 30 Sep 19, 3:42pm -
  • Behind the “Cosmic Design”

    Behind the “Cosmic Design”

    Artist Shanthi Chandrasekar explains the mixture of art and physics in her new gallery exhibit at Fermilab. Self-taught artist Shanthi Chandrasekar says curiosity has been the driving force behind her art, a combination of “scientific f…
    - 18 days ago, 27 Sep 19, 11:27am -

The Guardian: Physics

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