Wavelength of the CH4 line at 3.39 μm

Pressure Shift and Broadening of Methane Line at 3.39<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>μ</mml:mi></mml:math>Studied by Laser-Saturated Molecular Absorption

R. L. Barger, J. L. Hall · Physical Review Letters · 1969 · 360 citations

Natural Sciences, Chemistry, Physics +16

Speed of Light from Direct Frequency and Wavelength Measurements of the Methane-Stabilized Laser

K. M. Evenson, J. S. Wells, F. R. Petersen et al. · Physical Review Letters · 1972 · 244 citations

Natural Sciences, Physics, Optics +15

Stabilized, single-frequency output from a long laser cavity

P. W. Smith · IEEE Journal of Quantum Electronics · 1965 · 219 citations

Engineering, Electrical Engineering, Optics +14

IODINE HYPERFINE STRUCTURE OBSERVED IN SATURATED ABSORPTION AT 633 nm

G. R. Hanes, Christina Dahlström · Applied Physics Letters · 1969 · 204 citations

Natural Sciences, Chemistry, Physics +17

Measurement of an Optical Frequency and the Speed of Light

Z. Bay, G. G. Luther, J. A. White · Physical Review Letters · 1972 · 78 citations

Engineering, Physics, Metrology +13