linkedin post 2015-11-12 06:12:09

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TIME-REVERSAL SYMMETRY. "The motion of particles looks the same running back and forth in time, "like running a movie backwards and forward." With magnets, if you run the movie backwards, the magnetic field produced reverses direction. You have to reverse time twice to get it back to its original state." https://lnkd.in/eNQRPTA View in LinkedIn
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linkedin post 2015-11-12 06:08:22

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PHASE TRANSITIONS. "Symmetries are an important aspect when describing nature. If one or more symmetries breaks, this signals a phase transition to a new state. When a material becomes magnetic, a more abstract symmetry, what is known as time-reversal symmetry, is broken." https://lnkd.in/en4Bi5P View in LinkedIn
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linkedin post 2015-11-11 05:54:52

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EXQUISITE SENSORS. "These new systems will be capable of sensing at the single-molecule level in living cells, and capable of parallel integration for detection of multiple signals, enabling a diversity of simultaneous experiments, as well as better crosschecks and controls." https://lnkd.in/euDaphw View in LinkedIn
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linkedin post 2015-11-11 05:48:13

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ARTIFICIAL MAGNETISM. "Trapped cold atom gases mimic much of the behavior of electrons in a solid, but because the atoms are neutral, it is difficult to imitate the physics of electrons moving in a magnetic field. Now, experiments show that a suitable combination of lasers can create an artificial magnetic field for cold atoms." https://lnkd.in/e-UhGRZ View in LinkedIn
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linkedin post 2015-11-11 05:45:13

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PHOTONIC CRYSTALS AND SEMICONDUCTORS. "The term Photonic Band Gap (PBG) structure has come to refer to a periodic arrangement of dielectric or metallic scatterers, generally characterized by a gap or partial gap in the spectrum of propagating electromagnetic modes." https://lnkd.in/e2vfrtX View in LinkedIn
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