Once the absolute thicknesses and SLD of the round-robin sample(s) have been agreed upon, include those profiles as a "reference" model, along with a validated calculation of the reflectivity from that profile. (might include validation against other techniques, like ellipsometry or ...)
Once the absolute thicknesses and SLD of the round-robin sample(s) have been agreed upon, include those profiles as a "reference" model, along with a validated calculation of the reflectivity from that profile. (might include validation against other techniques, like ellipsometry or ...)