If verified as a valid alternative, this new propellant could be used not only in spacecraft, but also in military vehicles that operate on hydrazine, said Roger Myers, executive director of Aerojet Rocketdyne, a partner in the program.
In contrast to the instinctual id and the moral superego, the ego is the rational, pragmatic part of our personality. It is less primitive than the id and is partly conscious and partly unconscious.
Written by Ralph Blumenau. The id, ego and super-ego are the three parts of the psychic apparatus defined in Sigmund Freud's structural model of the psyche; they are the three theoretical constructs in terms of whose activity and interaction our mental life is described.ritten by Ralph Blumenau. The id, ego and super-ego are the three parts of the psychic apparatus defined in Sigmund Freud's structural model of the psyche; they are the three theoretical constructs in terms of whose activity and interaction our mental life is described.