The rate equations for a continuous four level laser are solved in this letter, taking into account the finite lower level lifetime and the crystal field splitting of the laserlevels.
在考虑了有限的下能级寿命和激光能级与晶格场的相互作用的基础上,对四能级激光的速率方程组进行了求解。
2
By shining laser light onto hydrogen or antihydrogen and observing which wavelengths are absorbed, the energy levels of the two can be compared in detail.