Barksdale, J., Titanium, its Occurrence, Chemistry and Technology, 325 (Ronald Press, New York, 1949). Barksdale, J., Titanium, its Occurrence, Chemistry and ...
A CONCAVE grating spectrograph, designed by Prof. M. Siegbahn and constructed in the workshop of this laboratory, has recently been focused and tested. The grating, ruled at this institute with 576 ...