G-band spectral synthesis and diagnostics of simulated solar magneto-convection S. Shelyag, M. Schüssler, S. K. Solanki, S. V. Berdyugina and A. Vögler A&A, 427 1 (2004) 335-343 Published online: 25 October 2004 DOI: 10.1051/0004-6361:20040471