Sentence examples for population inversion from inspiring English sources
noun
The creation of a system in which more atoms or molecules are in an excited state than in a ground state
Moreover, our Monte Carlo simulation predicts a significant population inversion.
Obviously, the gain medium must be capable of population inversion which allows it to lase (or "spase" in this case).
Sun, G. et al. Population inversion induced by Landau Zener transition in a strongly driven rf superconducting quantum interference device.
Han, S., Rouse, R. & Lukens, J. E. Generation of a population inversion between quantum states of a macroscopic variable.
A new adiabatic pulse for population inversion and the principles of its design are presented.
Also, an enhanced population inversion between subband 3 and 2 is obtained even at room temperature.
A burst of energy excites electrons in more than half of the atoms from their ground state to a higher state, creating a population inversion.
Baranov, P. G. et al. EPR identification of the triplet ground state and photoinduced population inversion for a Si C divacancy in silicon carbide.
Heat alone does not produce a population inversion; some process must selectively excite the atoms or molecules.
To enhance the stimulated emission for laser operation, population inversion by current injection in semiconductor lasers is an important phenomenon.
