Optics Communications · 1998 · 11 citations · 7 references
Natural SciencesChemistryPhysicsMolecular PhysicsSpectroscopic AnalysisSpectroscopyAbsorption SpectroscopyAtomic Absorption SpectroscopyElectronic SpectroscopyOptical SpectroscopyTerahertz PhotonicsTerahertz SpectroscopyAbsolute FrequencyMethaneTerahertz Waves
7
Frequency measurement of a CH/sub 4/ hyperfine line at 88 THz/'optical clock'
C. O. Weiß, G. Kramer, B. Lipphardt et al. · IEEE Journal of Quantum Electronics · 1988 · 40 citations
Natural Sciences, Physics, Optics +16