Fe4N and PAS homepage › Forums › Fe4N and PAS › Fe4N and PAS This topic has 0 replies, 1 voice, and was last updated 5 years, 2 months ago by nion. Viewing 1 post (of 1 total) Author Posts March 19, 2018 at 6:29 pm #1155 Score: 0 nionParticipant Fe-I and Fe-II both have 4 fold rotational symmetry.And PAS along the nitrogen Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In