The H2 molecule; test of QED and varying constants

Wim Ubachs

doi:10.1364/LS.2013.LM3H.3

Frontiers in Optics 2013
OSA Technical Digest (online) (Optica Publishing Group, 2013),
paper LM3H.3
•https://doi.org/10.1364/LS.2013.LM3H.3

The H₂ molecule; test of QED and varying constants

Wim Ubachs

Laser Science 2013

Orlando, Florida United States
6–10 October 2013
ISBN: 978-1-55752-987-9

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Precision Spectroscopy (LM3H)

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W. Ubachs, "The H2 molecule; test of QED and varying constants," in Frontiers in Optics 2013, P. Delyett, Jr. and D. Gauthier, eds., OSA Technical Digest (online) (Optica Publishing Group, 2013), paper LM3H.3.

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Abstract

Calculations of QED effects in molecules are tested by precision laser spectroscopy in H₂, HD and D₂. The same hydrogen molecule is used to probe variation of the proton-electron mass ratio on a cosmological time scale.

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