Wang Yingcai. Experiment on Nd:glass laser rods longer than their ellipsoidal pamp cavities[J]. Chinese Journal of Lasers, 1986, 13(6): 377
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Experiment on Nd:glass laser rods which is longer than their ellipsoidal pump cavity have been made. The resuls show that, under some conditions, their laser efficiency is higher and threshold lower than that of rods of equal-length to the cavity.