WebSep 1, 2024 · The petawatt laser was affected by the high self-phase modulation effect, which made the focal spot expand; more obvious wings emerged, and the center power … WebDec 1, 2024 · After optimization, the focal spot size (full width at half maximum, FWHM) is 3.3 μm × 4.0 μm in x-axis and y-axis directions and the enclosed energy in FWHM is 28% when an on-axis parabolic...
Focal laser ablation as clinical treatment of prostate cancer: report ...
Webeffective focal spot the size of a projected focal spot in a specified direction measured with a quality assurance test tool such as the slit camera. focal spot. 1. the object of a … WebMar 19, 2024 · The experimental results verified that chromatic aberration in the laser system was almost fully compensated: the size of laser beam focused by an f/2.42 off-axis parabolic mirror was reduced tremendously from 32×18μm2 to about 4×4 μm2 at full width at half maximum (FWHM). 10 PDF chiropodist blanchardstown
Reference-free focal spot optimization of a petawatt laser …
WebApr 11, 2024 · We demonstrate a method for wavefront distribution compensation with a low-cost small-aperture deformable mirror in the front stage of a complex high-power solid-state laser system. Meanwhile, an iterative algorithm for improving wavefront quality is indicated. Using this method, the wavefront compensation was studied in our single-shot … WebJan 1, 2012 · A novel approach on wavefront correction using adaptive optics has been demonstrated at PHELIX. This reference-free method minimizes the focal spot size by … WebDefine effective focal spot. effective focal spot synonyms, effective focal spot pronunciation, effective focal spot translation, English dictionary definition of effective … chiropodist blythe bridge