Tech-X Corp. announces the release of VSim 7, an electromagnetic time-domain three-dimensional solver with particle and plasma simulation capabilities. It uses a package model to customize the powerful physics engine to meet customers' needs for electromagnetic, microwave device, and plasma simulation capabilities. New in this release is VMesh™, a new mesh generator that makes gridding up complex geometry easier and blazingly fast. VSim 7 now supports STEP CAD files in addition to the STL and VTK formats. The VSim for Electromagnetics package has greatly simplified problem setup. VSim 7 has also improved external circuit modeling, new analysis and plasma modeling capabilities. For more information visit