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GISAXS / GIWAXS samples


Use the following spreadsheet as sample list for grazing incident samples.  → Link to Google doc! 




 How to fill out the google spreadsheet for GISAXS / GIWAXS samples
  • Sample name for each sample
  • Information on how many shots per sample, critical incident angle, repeated analysis lateral spacing
  • grazing incidence scattering will be assumed to require gapless detector mode, because most samples are produce anisotropic scattering.
  • Information on preferred camera length and q-range necessary
  • Include priorities of samples in sample list
  • Exposure ( ? ) time? 
  • Every google doc must have same name as label on sample holder
  • Note the estimated run time for each plate and design your experiment accordingly, especially in regard to the amount of samples!

For GISAXS / GIWAXS samples on waver follow the guidelines below:

Waver dimensions

The waver used for your samples should have the following dimensions:

NK for details

Labeling

  • Label the sample container (e.g. every wafer holder, every well in a well plate)
  • label the bottom of every sample. Unlike other types of samples, hand written labels written in permanent marker are OK (stick-on labels on the bottom of samples could cause problems). Labeling he bottom of the sample is important to help us avoid mix-ups, and to confirm identity when loading AND unloading samples.
  • Labels MUST be identical to names used in google spreadsheet
  • If direction of measurement in relation to the X-ray beam matters, label the sample holder and the bottom of the sample clearly, with arrow pointing in X-ray direction(s). 

Important notes!

  • ONLY measurements at ambient temperature are possible, NO high or low temperature measurements can be realised by mail-in.
  • Samples MUST be compatible with vacuum conditions, ALL samples will be measured in our vacuum sample chamber. We cannot support solid-liquid GISAXS/GIWAXS by mail-in.
  • Beamline scientist must be on site to exchange samples. Runtime is limited to standard working hours. Please consider sample amounts accordingly! Currently only 6 samples at a time can be loaded. Your mail-in beamtime allocation has been based around samples being run during day-shift hours.
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