In the research the research synthesized compounds Mayenite (Ca12Al14O33) doped with AlF3 - 3H2O (Ca12Al14O33-3xF6x). CaC2 (, Ca (12-x) Ca (x) Al14O (12-x) + 21 (C2x)) and Ca3N2 (Ca12Al14O (12-X) + 21: N2) using solid state reaction by the AlF3. Education 3H2O was doped in x =,, and 0.14 0.7 1.4 CaC2 was doped in x = 0.12 0.6 1.2, and Ca3N2 was doped in and x = 0.04 0.2 0.4 lead to check, and the crystal structure properties. XRD SEM FTIR, and without AlF3 -, and 3H2O CaC2 Ca3N2 is proved to exist. The results of the analysis XRD by compared with the peak standard. C12A7 (JCPDS No.48-1882) from JCPDS AlF3 that x = 0.7 substance and CaO CaCo3 and X = 1.4 substances and additives. CaAl4O7 CaAl2O4 parts. And CaC2 Ca3N2 doesn"t make the structure of Ca12Al14O33 phase change and no phase uncommon, images of SEM precursor Ca12Al14O33 have crystal size average 4.6 tracks, M. AlF3 is the average particle size in 0.443 nanometer CaC2 average particle size, there is 0.687 nm and Ca3N2 with the average particle size in 0.896 nm. Check FTIR both AlF3 CaC2 Ca3N2 in each area, and found in the energy absorption, but different.
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