Vitamin C tablets’ surface roughness is key to defining their surface morphology and, therefore, their delivery rate and interaction time with external stimuli. Surface roughness can be observed via ...

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Unlike optical microscopy, SEM does not rely on light waves but instead uses a beam of electrons to interact with materials, enabling magnifications up to 300,000× and resolutions approaching 1 nm. 1 ...

Scanning electron microscope images of an uncoated soot particle (left) revealing the aggregate structure made up of many tiny spheres, and four different coated soot particles (right) showing ...