News

Our purpose now is to draw attention to a secondary use for the retarding-grid type of instrument, namely, the production of a photo-ion kinetic energy spectrum for a gas.
Could Kinetic Mines and Energy Limited (HKG:1277) be an attractive dividend share to own for the long haul? Investors ...
IN a series of experiments carried out in Prof. O. W. Richardson's laboratory at King's College, London, I have attempted to measure the velocity of the photo-electrons set free from a metal under ...