A system and method for driving a bipolar junction transistor is provided. The systems include a container that defines an opening that tapers from a relatively large first diameter to a relatively small second diameter. Also disclosed are embodiments of a nanopore structure including a single molecule receptor. The control surface can be movable to a deflected position in which the control surface can be positioned to create a flow pattern proximate to the fuselage when the aerospace vehicle is located in a flow field. In response, confirmation data associated with enabling the temporary actions is received from the group of users and permanent actions associated with the temporary actions are enabled. The computer graphics system can then display to the operator an image of the object as defined by the updated model.