Experimental method measures robustness of quantum coherence

Researchers at the UAB have come up with a method to measure the strength of the superposition coherence in any given quantum state. The method, published in the journal Proceedings of the Royal Society A, is based on the ...

Noise is not necessarily detrimental to quantum devices

The researches of the Aalto University and the University of Oulu have succeeded to simulate a phenomenon called motional averaging, which demonstrates that in certain conditions externally-induced fast fluctuations in energy ...

Novel nanostructures for efficient long-range energy transport

An interdisciplinary group of researchers from the Universities of Bayreuth and Erlangen-Nuremberg (Germany) report in Nature on nanofibers, which enable for the first time a directed energy transport over several micrometers ...

Observing quantum coherence from photons scattered in free-space

Quantum coherence is a key ingredient of many fundamental tests and applications in quantum technology, including quantum communication, imaging, computing, sensing and metrology. However, the transfer of quantum coherence ...

Macroscopic electron quantum coherence in a solid-state circuit

A team of researchers at the Centre de Nanosciences et de Nanotechnologies (C2N, CNRS/Univ. Paris-Saclay) has experimentally achieved the coherent propagation of electrons in circuits over macroscopic distances through a ...

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