ABSTRACT A sodium laser guide star (LGS) experiment for astronomical adaptive optics (AO) using a diode‐laser pumped sum‐frequency laser is described. Results of the LGS experiment from 1997 October ...

This is a preview. Log in through your library . Abstract Changes in the wettability characteristics of an alumina bioceramic occasioned by high-power diode-laser (HPDL) surface treatment were ...