Robuta

https://cpb.iphy.ac.cn/en/article/doi/10.1088/1674-1056/18/4/021 A diode laser spectrometer at 634nm and absolute frequency measurements using optical frequency comb This paper reports that two identical external-cavity-diode-laser (ECDL) based spectrometers are constructed at 634 nm referencing on the hyperfine B-X... diode laser absolute frequency spectrometer measurements using https://elib.dlr.de/114194/ electronic library - A flight like absolute optical frequency reference based on iodine for laser... Deutsches Zentrum für Luft- und Raumfahrt e.V., eLib - DLR electronic library electronic library frequency reference flight like absolute