Proton-electron mass ratio from laser spectroscopy of HD+ at the part-per-trillion level

Overview of attention for article published in Science, July 2020

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In the top 5% of all research outputs scored by Altmetric
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A side view of the ion trap apparatus used in the experiment. Courtesy: JCJ Koelemeij The most precise measurement to date of…

An international research collaboration headed by VU-scientist Jeroen Koelemeij developed a new method to measure vibrational…