TY - JOUR AU - Serna Galán, Julio AU - Martínez, C. AU - Encinas Sanz, Fernando AU - Martínez Herrero, María Rosario AU - Mejías Arias, Pedro Miguel PY - 1998 DO - 10.1109/3.720215 SN - 0018-9197 UR - https://hdl.handle.net/20.500.14352/58594 T2 - IEEE Journal of Quantum Electronics AB - The time evolution of the transversal modes in a TEA CO_2 laser cavity has been investigated from the analysis of the time-varying beam quality factor M^2 of the emitted pulses. The experiments reveal a significant change in this parameter during the... LA - eng M2 - 1835 PB - IEEE-Inst Electrical Electronics Engineers Inc. KW - Parametric Characterization KW - Optical-Systems KW - Light KW - Laws TI - Time-varying beam quality factor and mode evolution in TEA CO_2 laser pulses TY - journal article VL - 34 ER -