Optical Double-Photon Absorption in Cesium Vapor

The calculation of the absolute strengths of spectral lines

D. R. Bates, Agnete Damgaard · Philosophical Transactions of the Royal Society of London Series A Mathematical and Physical Sciences · 1949 · 1.2K citations

Natural Sciences, Chemistry, Physics +10

Laser and Two-Photon Processes

David A. Kleinman · Physical Review · 1962 · 102 citations

Natural Sciences, Physics, Atomic Physics +12

Thermal Tuning of Ruby Optical Maser

I. D. Abella, H. Z. Cummins · Journal of Applied Physics · 1961 · 80 citations

Natural Sciences, Astronomy, Physics +7

The national bureau of standards

Journal of the Franklin Institute · 1901 · 51 citations

Engineering, Regulatory Policy, Metrology +6