_diffrn_radiation_type synchrotron _diffrn_source ; Advanced Light Source, station 11.3.1 ; _diffrn_radiation_monochromator 'silicon 111' _diffrn_measurement_device_type 'Bruker D8 with PHOTON 100 detector' _diffrn_measurement_method '\f and \w shutterless scans' _diffrn_detector_area_resol_mean 10.42