Fourth-harmonic generation of a Nd:YAG laser has been achieved with a conversion efficiency of 30.6% in a KBeBO3F2 crystal of thickness 1.8 mm. The acceptance angle at wavelength 532 nm has also been measured.
No takes yet. Share an insight, caveat, or question.
Wang et al. (2003) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: