Asymmetric topological evolution and angular momentum redistribution in second-harmonic generation of hybrid-order Poincaré sphere beams

Key Points

• Angular momentum redistribution occurs during second-harmonic generation in beams.
• Key evidence shows that asymmetric topological characteristics influence outcomes.
• Analysis involves hybrid-order Poincaré sphere beams and their optical behaviors.
• Understanding these findings supports advancements in beam manipulation and applications.