作者: Pietari Tuomisto , Janne Konttinen , Tuomas Vallius
DOI:
关键词: Optics 、 Crystal 、 Wavelength conversion 、 Local average 、 Materials science 、 Period (periodic table) 、 Light source
摘要: A nonlinear crystal includes a plurality of poled zones implemented in material. The has first region and second region. In the region, local average length period substantially increases with increasing distance from an origin. decreases origin is located at end crystal.