On-Axis Optical Trapping with Vortex Beams: The Role of the Multipolar Decomposition - Gomez-Viloria, Iker; Nodar, Alvaro; Molezuelas-Ferreras, Martin; Olmos-Trigo, Jorge; Cifuentes, Angel; Martinez, Miriam; Varga, Miguel; Molina-Terriza, Gabriel (Acs Photonics, 2024)