COL ICSD Collection Code 9860 DATE Recorded Jan 1, 1980; updated Jan 11, 1985 NAME Iron carbide (4/0.6) FORM Fe4 C.63 = C.63 Fe4 FORM Fe4 C TITL Crystal Structure and Morphology of the Ordered Phase in Iron- Carbon Martensite REF Transactions of the Japan Institute of Metals TJIMA 20 (1979) 100-110 REF Fizika Metallov i Metallovedenie FMMTA 19 (1965) 473-475 AUT Nagakura S, ToyoshimaÿM CELL a=4.009 b=4.009 c=36.672 à=90.0 á=90.0 ç=90.0 V=589.4 Z=12 SGR P m n a (53) - orthorhombic CLAS mmm (Hermann-Mauguin) - D2h (Schoenflies) PRS oP56 ANX NO6 PARM Atom__No OxStat Wyck ---X--- ---Y--- ---Z--- -SOF- Fe 1 0.000 4h 0. 1/4 -0.0208 Fe 2 0.000 4h 0. 1/4 0.0625 Fe 3 0.000 4h 0. 1/4 -0.1042 Fe 4 0.000 4h 0. 1/4 0.1458 Fe 5 0.000 4h 0. 1/4 -0.1875 Fe 6 0.000 4h 0. 1/4 0.2292 Fe 7 0.000 4h 0. 1/4 -0.2708 Fe 8 0.000 4h 0. 1/4 0.3125 Fe 9 0.000 4h 0. 1/4 -0.3542 Fe 10 0.000 4h 0. 1/4 0.3958 Fe 11 0.000 4h 0. 1/4 -0.4375 Fe 12 0.000 4h 0. 1/4 0.4792 C 1 0.000 4h 0. 1/4 0.0208 0.0625 C 2 0.000 4h 0. 1/4 0.1042 0.0625 C 3 0.000 4h 0. 1/4 0.1875 0.0625 C 4 0.000 4h 0. 1/4 -0.0625 0.1875 C 5 0.000 4h 0. 1/4 -0.1458 0.1875 C 6 0.000 4h 0. 1/4 -0.2292 0.1875 C 7 0.000 4h 0. 1/4 0.2708 0.1875 C 8 0.000 4h 0. 1/4 -0.3125 0.1875 C 9 0.000 4h 0. 1/4 0.3542 0.1875 C 10 0.000 4h 0. 1/4 -0.3958 0.1875 C 11 0.000 4h 0. 1/4 0.4375 0.1875 C 12 0.000 4h 0. 1/4 -0.4792 0.1875 WYCK h24 REM TEM 343 REM EDP (electron diffraction from a powder) REM B Lattice parameters from Q 9860 2 by taking a = b = 1.4142a0, c= 12c0, where a0 and c0 are the lattice parameters of martensite TEST No R value given in the paper. (Code 51) TEST At least one temperature factor missing in the paper. (Code 53)