Neutron-capture Elements in Planetary Nebulae: First Detections of Near-infrared [Te III] and [Br V] Emission Lines

Spanish Ministerio de Economia y Competividad [AYA2015-65205-P, AYA2017-83383-P]; NSF [AST-1412928, AST-1715332, AST-1229522]; Severo Ochoa excellence program [SEV-2015-0548]; University of Texas at Austin; Korean GMT Project of KASI