Diffusion measurements of CO, HNCO, H2CO, and NH3 in amorphous water iceF. Mispelaer, P. Theulé, H. Aouididi, J. Noble, F. Duvernay, G. Danger, P. Roubin, O. Morata, T. Hasegawa and T. ChiavassaA&A, 555 (2013) A13DOI: https://doi.org/10.1051/0004-6361/201220691