acceptor energy level

apportion according to energy level

atomic (energy) level

atomic (energy)level

atomic energy level

autoionized energy level

average energy level

Balance of Energy Principle

basic energy level

bound state electronic energy level structure

complementary energy principle

complementary energy principle for physical simulations

conservation of energy principle

continuous energy level

cross-over (nuclear energy level)

crystal-field energy level

defect energy level

degeneracy of energy level

dietary energy level