TY - JOUR AU - Borrego Varillas, Rocío AU - Romero Vázquez, Carolina AU - Vázquez de Aldana, Javier R. AU - Bueno, Juan Manuel AU - Roso Franco, Luis PY - 2011 UR - http://hdl.handle.net/10366/123386 AB - We present a new approach for wavefront characterization of near transform-limited intense femtosecond beams using the angular and spectral dependences of the second-harmonic generation conversion efficiency in uniaxial crystals. The method is applied... LA - eng PB - Optical Society of America KW - Wavefront KW - Femtosecond lasers KW - Second harmonic generation TI - Wavefront retrieval of amplified femtosecond beams by second-harmonic generation ER -