_diffrn_radiation.diffrn_id          'set1'
    _diffrn_radiation.collimation        '0.3 mm double pinhole'
    _diffrn_radiation.monochromator      'graphite'
    _diffrn_radiation.type               'Cu K\a'
    _diffrn_radiation.wavelength_id       1
       
    _diffrn_radiation.diffrn_id          'set1'
    _diffrn_radiation.wavelength_id    1
    _diffrn_radiation.type             'Cu K\a'
    _diffrn_radiation.monochromator    'graphite'
       
 



 
 
 
 
 
 



