TY - JOUR AU - Serna Galán, Julio AU - Encinas Sanz, Fernando AU - Nemes, George PY - 2001 DO - 10.1364/JOSAA.18.001726 SN - 0740-3232 UR - https://hdl.handle.net/20.500.14352/58581 T2 - Journal of the Optical Society of America A-Optics Image Science And Vision AB - A complete spatial characterization (in second-order moments) of a doughnut-type beam from a pulsed transversely excited atmospheric CO_2 laser is described. It includes the measurement of the orbital angular momentum carried by the beam. The key... LA - eng M2 - 1726 PB - Optical Society of America KW - Partially Coherent Beams KW - Tea CO_2-Laser Pulses KW - Parametric Characterization KW - Moments KW - Light TI - Complete spatial characterization of a pulsed doughnut-type beam by use of spherical optics and a cylindrical lens TY - journal article VL - 18 ER -