How to find a logged-in user remotely using PowerShell. A common task any Windows admin might have is finding out, locally or remotely, which user account is logged onto a particular computer. Many tools exist for this purpose, and one of them, of course, is PowerShell.
diffusion - (physics) the process in which there is movement of a substance from an area of high concentration of that substance to an area of lower concentration. natural philosophy, physics - the science of matter and energy and their interactions; his favorite subject was physics.
Simple diffusion, on the other hand, is the passage of a molecule or ion in a membrane without the help or aid of another intermediary such as proteins. What drives the molecules and ions from a certain point to the other side of the membrane is through diffusionâs force.