Spicule emission profiles observed in He i 10 830 ÅB. Sánchez-Andrade Nuño, R. Centeno, K. G. Puschmann, J. Trujillo Bueno, J. Blanco Rodríguez and F. KneerA&A, 472 3 (2007) L51-L54DOI: https://doi.org/10.1051/0004-6361:20077936