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April 26, 2021 |
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New tech builds ultralow-loss integrated photonic circuits |
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Integrated silicon nitride photonic chips with meter-long spiral waveguides. Credit: Jijun He and Junqiu Liu (EPFL). Scientists in the group of Professor Tobias J. Kippenberg at EPFL’s School of Basic… |
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April 26, 2021 |
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Einstein-Podolsky-Rosen (EPR) paradox and steering for quantum-enhanced precision measurements |
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Einstein-Podolski-Rosen correlations can be used for precision measurements. (Image: Jurik Peter, Shutterstock) Quantum systems consisting of several particles can be used to measure magnetic or electric fields more precisely. A… |
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