molecular oxygen absorption), the light source, the slit, the grating and the detector must be placed under vacuum within a ... while the grating and the plate holder have to be rotated and displaced to keep the image in focus when the wavelength range is varied. Mechanically ruled gratings are now replaced by interference holographic gratings with more lines per unit length ... Physica Scripta 2002 Physica Scripta TWO Recent Laboratory Studies of Multiply Charged Ion Spectra 105.
|Title||:||Proceedings of the the 7th International Colloquium on Atomic Spectra and Oscillator Strengths (ASOS 7)|
|Author||:||A. Hibbert, W. L. Wiese, European Physical Society|