Spray drying is a primary process for manufacturing a wide variety of powder *** of the most important properties of powders is the ability to get *** chemical composition critically influences this ***,surface compos...
Spray drying is a primary process for manufacturing a wide variety of powder *** of the most important properties of powders is the ability to get *** chemical composition critically influences this ***,surface composition also influences the efficiency of production as it affects the stickiness of the *** this talk,we will introduce an innovative multiscale modeling approach that can be used to analyze the surface compositions of spray-dried two-component powders produced under various conditions.A molecular-level geometrical interpretation is seamlessly coupled with a continuum diffusion *** predictions are compared with the measurements done on the protein-lactose system using X-ray photoelectron spectroscopy (XPS).The new approach helps reveal surface formation mechanisms much better than that explained with the monoscale continuum *** work provides a good basis for a fruitful area of study towards surface-composition-focused powder quality control that will have a positive impact in industries.
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