COL  ICSD Collection Code 23798
 DATE Recorded Jan 1, 1980
 NAME Tantalum carbide (2/1)
 FORM Ta2 C
      = C Ta2
 TITL The Crystal Structures of V2 C and Ta2 C
 REF  Acta Crystallographica (1,1948-23,1967)
      ACCRA 19 (1965) 6-9
 AUT  Bowman A L, Wallace’T’C, Yarnell’J’L, Wenzel’G’G, Storms’E’K
 CELL a=3.103 b=3.103 c=4.938 ą=90.0 į=90.0 ē=120.0
      V=41.2 Z=1
 SGR  P -3 1 m      (162) - trigonal
 CLAS -3m   (Hermann-Mauguin) - D3d (Schoenflies)
 PRS  hP3
 ANX  NO2
 PARM Atom__No OxStat  Wyck ---X--- ---Y--- ---Z---  -SOF-
      Ta     1  0.000    4h  1/3     2/3     0.2537    0.5
      C      1  0.000    1a  0.      0.      0.
 WYCK h a
 ITF  Ta  1   B=0.53
 ITF  C   1   B=0.53
 REM  NDP (neutron diffraction from a powder)
 RVAL 0.045