Research Report academic article ASE recirculation effects in pulsed frequency shifted feedback lasers at large frequency shifts congress communication Detección de chirps en láseres con realimentación de frecuencia desplazada Image Upconversion System by THG of a Self-illuminated and Selfsynchronized Passively Q-Switched Laser Monitoring of Greenhouse Gas Emissions based in LIDAR technology: LIFAE ClimaMED project operating licence SEETHROUGH1.13ET person PEREDA MARTINEZ, JOSE ANTONIO person (active) CAPMANY FRANCOY, JUAN MAESTRE VICENTE, HAROLDO JUAN RODRIGUEZ FERNANDEZ-POUSA, CARLOS TORREGROSA FUENTES, ADRIAN JOSÉ research project CIAICO/2021/326 LIFE17CCM/GR/000087 PID2020-117658RB-I00 PID2020-120404GB-I00 VIDIF23/94