The term 'Energy Field' can be broken down into two crossword solutions: AURA (4 letters) and QUANTUMPHYSICS (14 letters). An AURA is an energy field that surrounds living beings, which is believed to be composed of electromagnetic fields. Quantum physics is the branch of physics that studies the behavior of matter and energy at the atomic and subatomic level. It is concerned with the interactions between particles and waves, and the transfer of energy and information.