Title:Zeeman-Doppler imaging of five young solar-type stars
Author(s):Willamo, T.; Lehtinen, J. J.; Hackman, T.; Käpylä, M. J.; Kochukhov, O.; Jeffers, S. V.; Korhonen, H.; Marsden, S. C.Date:2022-03-08Series:Astronomy and Astrophysics, Volume 659
Title:A zero-crossing approximation of a distorted sinusoidal signal using analog circuit
Author(s):Kusumah, Ferdi Perdana; Kyyrä, JormaDate:2017-12-18Series:Proceedings of the 43rd Annual Conference of the IEEE Industrial Electronics Society, IECON 2017, Proceedings of the Annual Conference of the IEEE Industrial Electronics Society