Minimum energy homepage › Forums › the double ring › Minimum energy This topic has 0 replies, 1 voice, and was last updated 2 years, 1 month ago by acomfortablebread. Viewing 1 post (of 1 total) Author Posts April 1, 2020 at 11:06 am #3071 Score: 0 acomfortablebreadParticipant Aplha > 0: As seen in the slide, minimal energy is at theta = 0° and 180°. Alpha = 0: No contribution from quadrupole. Energy is invariant under rotation. Aplha < 0: At 90°. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In