The Stimulation Volume (IMAGE) Charité - Universitätsmedizin Berlin Caption The stimulation volume (red), i.e. the area of the brain immediately adjacent to the electrode, which becomes 'activated' when stimulation occurs. Image: Andreas Horn, Charité. Credit Image: Andreas Horn, Charité. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.