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Fundamental constants

A cool way to measure big G

Published results of the gravitational constant, a measure of the strength of gravity, have failed to converge. An approach that uses cold atoms provides a new data point in the quest to determine this fundamental constant. See Letter p.518

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Figure 1: The big picture for big G.

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Correspondence to Stephan Schlamminger.

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Schlamminger, S. A cool way to measure big G. Nature 510, 478–480 (2014). https://doi.org/10.1038/nature13507

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