DHK Files
 
DHK files contain measured diffraction amplitudes from an electron diffraction pattern. When a DHK file, such as that on the right, is openned by VEC in graphic mode, the reproduced electron diffraction pattern will be displayed as below.


Phthalocynine.dhk
PRIVATE     The item must be at the beginning of the file
 CONV       1
 TYPE       2   2
 RECI      -26.45   25.35   19.07   19.90    1.00
 FFT3           0       0     256     256 
*EOS

CELL DIMension  a         b         c      alpha     beta      gamma
 CELL        19.6200   26.0400    3.7600   90.0000  116.5000   90.0000
*EOS

SYMMETRY
 SGSY     8   1   c 2 m m
 SYOP      1 0 0 0.0000000     0 1 0 0.0000000     0 0 1 0.0000000
 SYOP     -1 0 0 0.0000000     0 1 0 0.0000000     0 0 1 0.0000000
 SYOP      1 0 0 0.0000000     0-1 0 0.0000000     0 0 1 0.0000000
 SYOP     -1 0 0 0.0000000     0-1 0 0.0000000     0 0 1 0.0000000
 SYOP      1 0 0 0.5000000     0 1 0 0.5000000     0 0 1 0.0000000
 SYOP     -1 0 0 0.5000000     0 1 0 0.5000000     0 0 1 0.0000000
 SYOP      1 0 0 0.5000000     0-1 0 0.5000000     0 0 1 0.0000000
 SYOP     -1 0 0 0.5000000     0-1 0 0.5000000     0 0 1 0.0000000
*EOS

HKL          H    K    L    F(calc)     Phase
 FOBS        1    1    0     67.685               0.101
 FOBS        0    2    0     80.025               0.070
  .                .
  .                .
  .                .

 FOBS        0   26    0B    10.154               0.318
*EOS

END