In the Radiation Laboratory we count it a privilege to do everything we can to assist our medical colleagues in the application of these new tools to the problems of human suffering.
We thought it would be nice to have atoms interact in such a gentle way with the photons that they would just take an imprint of the photons, so that many atoms could 'see' the same photon and it would give rise to a lot of interesting effects. Myself and my colleagues had this project for a very lo

