One graph attempts to connect every object in the universe

If you've ever taken an introductory astronomy class, you've probably seen the Hertzsprung-Russell (HR) diagram. This graph ...
IEEE

Analysis of Focus Ring Effect on Ion Angle Distribution in a Pulsed RF Capacitively Coupled Plasma Using a Two-Dimensional Particle-in-Cell Simulation

Abstract: Tilted ions at the edge of the wafer during the semiconductor etching process are one of the significant problems in high aspect ratio etching. Therefore, lots of research has been conducted ...