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commercial availability 【化學】工業效用。

commercial chestnut

Doped linbo3 ) have been considered as one kind of the most important materials for vhs owing to wider dynamic range and their commercial availability in large size . however , the volume holographic gratings in photorefractive crystals are liable to dark decay and erasure under readout illumination 體全息存儲的首選記錄材料是光折變晶體(如fe : linbo _ 3 ) ,但直接存儲在晶體中的信息容易受光和熱的影響而丟失。

Along with developing of the commercial availability of high - power ingaas laser diode in the 1990s , the advantage of yb : yag suitable for the ld pumped high power solid - state lasers was realized 對ld泵浦的高功率yb : yag固體激光器的研究已成為當前熱點,并將其視為發展高效、高功率固體激光器的一個主要方向。