Melgardt M. de Villiers, Ph.D.

Application of Electrostatic Layer-by-Layer Nanocoating in Drug Delivery
Thursday, May 03, 2012
Since layer-by-layer (LbL) polyelectrolyte assembly was introduced in the nineteen nineties, it has found application in various fields that study and apply nanotechnology. LbL nanoassembly is based on the sequential ... read more
Hot-stage Optical Microscopy as an Analytical Tool to Understand Solid-state Changes in Pharmaceutical Materials
Thursday, March 01, 2012
When drug crystals are heated they undergo changes that can be observed under a microscope. Characteristics that can be analyzed under a microscope include melting point, melting range, crystal nucleation, crystal growth, ... read more

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