Precision spectroscopy of atomic hydrogen for an improved rydberg constant determination 由 Flowers, J, Baird, P, Klein, H, Langham, C, Margolis, H, Walton, B

“...The 2S 1/2-8D 5/2 transition in atomic hydrogen has been observed as part of the preparation for a Rydberg constant determination at the National Physical Laboratory, UK. We describe this observation and the ongoing improvements to the experimental apparatus. ©2008 Crown....”