In the stability bar charts, coloured horizontal lines represent the stability regions of different phases, with metastability (less than 10 meV/atom from the convex hull) indicated by thin black lines. For carbon-rich phases we find that longer hydrocarbon chains are stable to successively ...
(c/6Ca%sl—])e1—DA;as0SrC/%lCiea2C——2OVVrSA0eD[3CDiC%2lCS[2/3VV/21O;i2]SC]5DD;d0i3%;;C%o//[dt212—t[AS]o05e—2;itd%%3lTCt2P]eOh;l—SCd[iAi3n2ic,DC]lPkel;2i—p/CnO[cC2r2eoD0Te3V]—r%s,;h/crDeoei2pCnc/Asr0r—k2tVrp%el0e2owDsCC%sOe...