RT info:eu-repo/semantics/conferenceObject T1 Comparison of outdoor and indoor PL and EL images in Si solar cells and panels for defect detection and classification A1 Terrados, Cristian A1 González-Francés, Diego A1 González-Fernandez, Diego A1 Alonso Gómez, Víctor A1 González, Miguel Ángel A1 Jiménez, Juan A1 Martínez Sacristán, Óscar AB Luminescence techniques are very powerful techniques for the detection and classification of defects in solar cells and panels.Daylight EL technique is quite useful for offering safe inspection of solar plants on-site, with clear advantages respect to night EL (providing the same information, although with lower resolution).Daylight PL does not need for a power source, although it still needs for electrical contacts.The information provided is mainly related to C cracks or B/C cracks.PL with an external source gives also useful information of the defects present in a solar cell, also cracks can be visualized. However, it is complicated to be performed on-site. YR 2022 FD 2022 LK https://uvadoc.uva.es/handle/10324/59647 UL https://uvadoc.uva.es/handle/10324/59647 LA eng NO 19th International Conference on Defects-Recognition, Imaging and Physics in Semiconductors (DRIP19), 29/08 – 01/09 2022, Japan (on-line) DS UVaDOC RD 22-may-2024