| 摘要 |
The present invention concerns a method of producing blue or UV light. To produce blue or UV light with the described crystal family it is proposed according to the invention that a crystal of the family AxM1-xX3(BO3)4, wherein both A and also M stand for an element from the group Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu, A≠M and X═Al, Ga, Sc and 0≦̸x≦̸1, is used as a non-linear optical element to produce light of a wavelength of less than 0.450 μm.
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