Rowland (unit)
The Rowland , named after the American physicist Henry Augustus Rowland , was a use from 1887 to 1907 unit of wavelength , which especially in spectroscopy was used. It goes back to the diffraction grating (Rowland grating) improved by Rowland in 1882 .
1 Rowland ≈ 1 Å ≈ 10 −10 m ≈ 0.1 nm
swell
- François Cardarelli: Scientific Unit Conversion. A Practical Guide to Metrication , Springer Verlag, London 1999, p. 316.
- Jan Gyllenbok: Encyclopaedia of Historical Metrology, Weights, and Measures: Volume 1 , Birkhäuser Verlag, Lomma, 2018, p. 198.