Science news articles about 'quantum field'

  • Europe gets together to harness quantum physics

    ... developments. The exciting progress was made in the important field of quantum optics and discussed recently at a high ... together people in these diverse quantum fields, and starting to take quantum mechanics into the material solid ...
  • Ultracold gas mimics ultrahot plasma

    ... of what those theorists call "strongly interacting quantum fields," he said. "It's not clear, though, that the prediction ... of string theory aim at bridging the gap between quantum mechanics and general relativity by proposing that the true ...
  • Physicists Propose Scheme for Teleporting Light Beams

    ... a slightly different form of teleportation, in which they teleport a quantum field, or an entire beam of light, from one location to another. This kind of "strong" teleportation is required for some quantum information applications, and could lead to the teleportation ...
  • Physicists to study attractive and repulsive forces crucial in designing nano-machines

    ... has become an interdisciplinary subject of study, playing an important role in condensed matter physics, quantum field theory, atomic and molecular physics ...
  • Visual assistance for cosmic blind spots

    ... . They draw on a mathematical algorithm that particle physicists use in quantum field theory. The theory could also help to create ... collide. Feynman thereby put his quantum field theory, which described such processes, into practice ...
  • Strange physical theory proved after 40 years

    ... who had verified it and gave him a high five. Theoretical physics - Physics - Alternative - Quantum mechanics - Quantum Field Theory
  • Proposed Spacetime Structure Could Provide Hints for Quantum Gravity Theory

    ... relativity describes spacetime as a continuous manifold, quantum field theories require spacetime to be made ... points. Unifying these two theories into one theory of quantum gravity is currently one of the biggest unsolved problems ...
  • It From Bit - How To Get Rid Of Dark Energy

    ... value presents a big mystery. Straightforward estimates for the dark energy density based on quantum field theoretical considerations result in values ...
  • Gravity might amplify quantum fluctuations, create astrophysical objects

    ... have proposed that gravity could trigger a runaway effect in quantum fluctuations, causing them to grow so large that the quantum field`s vacuum energy density could dominate ...
  • Testing the best-yet theory of nature

    ... theorem "We tested one of the major theoretical pillars of quantum field theory, the spin-statistics theorem ... theorem, but it's so abstruse you have to be a professional quantum field theorist to understand it," says Budker. "Every ...
  • Science Weekly: A postcard of our universe

    ... Newton medal of the Institute of Physics. Edward Witten investigates superstring theory and supersymmetric quantum field theories at the Institute for Advanced Study ...
  • Comparison of dark energy models: A perspective from the latest observational data

    ... determines the range of validity for a local effective quantum field theory to be an accurate description of the world ... as the infrared cut-off scale in the effective quantum field theory. In summary, the CC model ...
  • Sidney R. Coleman

    ... in particle theory. Sidney’s great love was “quantum field theory,” the theoretical language combining quantum mechanics and special relativity. As his Nobel Prize ...
  • 2 graphene layers may be better than 1

    ... can be reduced far enough, says Stroscio, the exotic quantum properties of bilayer graphene may be harnessed to create a new quantum field effect ...
  • Gotta Get 16 Gamma Girls

    ... around with gamma or Dirac matrices in a relativistic quantum field theory class at Harvard. It was like being at the World Economic Forum at Davos, Switzerland, and thinking ... , go figure. I look back at the field theory class and scratch my head ...

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