Experience the poetry of a beautiful night through this detailed gouache painting tutorial on canvas. Learn step-by-step techniques to capture the delicate interplay of colors, shadows, and light that ...
Abstract: The vortex polarization direction indicator (Vortex-PDI), comprising a half-wave vortex retarder and an analyzer, enables single-shot characterization of linearly polarized light. This study ...
Abstract: Our utilization of perfect vortex beams (PVB) enabled the design of coherent superposition of perfect vortex beams (CSPVB) featuring distinctive intensity structures, and designed an ...