TY - JOUR AU - Bastiaans, Martin J. AU - Alieva Krasheninnikova, Tatiana PY - 2010 DO - 10.1364/JOSAA.27.000918 SN - 1084-7529 UR - https://hdl.handle.net/20.500.14352/44417 T2 - Journal of The Optical Society Of America A-Optics Image Science and Vision AB - Based on the analysis of second-order moments, a generalized canonical representation of a two-dimensional optical signal is proposed, which is associated with the angular Poincare sphere. Vortex-free ( or zero-twist) optical beams arise on the... LA - eng M2 - 918 PB - Optical Society of America KW - Schell-model beams KW - Wigner distribution function KW - Partially coherent beams KW - 1st-order optical-systems KW - Light-beams KW - Decomposition KW - Vortex KW - Transformation KW - Propagation KW - Spectrum TI - Signal representation on the angular Poincare sphere, based on second-order moments TY - journal article VL - 27 ER -