Author:Pretorius, JG; Desai, DA; Snedden, Glen CDate:Nov 2019Fatigue failure due to stress raiser regions on critical rotating components in gas turbine engines, such as the shaft, is a crucial aspect. Methods to reduce these stresses and improve fatigue life are a source of ongoing research. Laser ...Read more
Author:Loveday, Philip W; Long, Craig S; Forbes, A; Land, KDate:Mar 2008An intra-cavity adaptive mirror is required to compensate for time-dependent phase aberrations to the laser beam, such as those caused by thermal lensing. A piezoelectric unimorph design can provide a small, low-cost deformable mirror for ...Read more