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Physics - Weak Measurement of Polarization by a Slit http://t.co/8s8nVBc5lnkd.inFocusing a beam of light on a slit reveals details of its polarization with surprising sensitivity.
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Physics - Drumming to the Beat of the Vacuum http://t.co/ASoKiZ4clnkd.inA novel measurement of the Casimir force may help settle a long-standing debate over how to deal with a certain type of vacuum fluctuation.
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Solid Thinking on Supersolidity http://t.co/h0nKdsk8lnkd.inWhat looks like supersolidity in helium could actually be the result of changes in helium’s elasticity, according to theory.
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Measuring Many-Body Entanglement http://t.co/QqYAypD4lnkd.inTwo proposed experiments may allow measurement of how much entanglement is present in a many-body quantum system.
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Physics - A New Window on Nanometer Apertures http://t.co/UKKJCSiylnkd.inExperiment and theory combine to give a more complete picture of a fundamental problem in diffraction optics.
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Physics - Don’t Bring the Noise http://t.co/wKq28Qd2lnkd.inNoiseless amplification of multiple spatial channels in rubidium vapor can aid optical communications and quantum information processing.
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Physics - Quantum Computers Have a Fit http://t.co/sBE0jFLElnkd.inWith the right algorithm, quantum computers could tackle ubiquitous problems such as least-squares fitting of large data sets.
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Physics - Power Falls in Sync http://t.co/IK35rSfPlnkd.inAccording to network theory, decentralizing a power grid to accommodate more energy sources may improve the synchronization of its components.
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Physics - Quantum Solution for Telescope Arrays http://t.co/ekxkagiDlnkd.inQuantum repeaters, devices that have been proposed for transporting encrypted information, could help collect light from distant telescopes in large area arrays.
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Jack Sarfatti shared a link.
Tunneling with the Help of Photonsshar.esTerahertz radiation can control electron transport through quantum dots. -
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Physics - Tunable Metamaterials http://t.co/NEl2ys0Flnkd.inA new metamaterial mirror comes with a control knob that varies the direction of the reflected light.
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Self-Elongating Nanowires http://t.co/Kgs5m5SGlnkd.inA new self-assembly process creates nanowires of germanium without the metal catalyst required in earlier experiments.
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Jack Sarfatti shared a link.
Skin-Deep Spintronicsshar.esControlling the surface termination of a material with a large spin-orbit effect could provide a way to select a particular spin state for spintronic devices. -
Jack Sarfatti shared a link.
Time-Dependent Fields Improve Superlens Resolutionshar.esA thin metal slab known as a superlens, which focuses light more sharply than its wavelength, could have an even higher resolution imaging rapidly varying electromagnetic fields. -
Jack Sarfatti shared a link.
Artificial Light in a Quantum Spin Iceshar.esTheorists consider the experimental signature of a quantum spin ice. -
Jack Sarfatti shared a link.
An Anyon Detectorshar.esA proposed interferometry experiment could detect quantum states, called anyons, which are neither bosons nor fermions. -
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lnkd.inI came up with this idea a couple of years ago when I was reading about quantum computing and have been thinking about it ever since. I don't necessarily see what principle in quantum mechanics or relativity it would violate.
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Experimental evidence for violation of quantum no-signaling axiom in... http://t.co/JhyG51Zl
lnkd.inStardrive, ISEP, Internet Science Education Project
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What's hot in physics news on Sept 7, 2012?
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- Category: Jack Sarfatti Blog
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