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direct gap semiconductor中文是什么意思

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用"direct gap semiconductor"造句"direct gap semiconductor"怎么读"direct gap semiconductor" in a sentence

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  • 直接带隙半导体

例句与用法

  • With the development of science and technology , more and more oxide crystals are synthesized by more and more advanced technique , the new oxide crystals are incessantly synthesized and the new characters of oxide crystals are incessantly founded . corundum dopped with impurity not only is cherished because of it ' s beautiful appearance , but also is used in the fields such as electrotechnics , mechanism , laser , the optic apparatus and the underlay of semiconductor . sapphire dopped with ti3 + is the best material of the tunable solid laser . zno crystal is material of the direct gap semiconductor ( the width of forbidden band : 3 . 37ev ) . the excited emission in zno crystal at room temperature has been found , so the ultraviolet luminescence in zno semiconductor can be acquired at room temperature
    含有少量杂质的刚玉晶体( - al _ 2o _ 3 )不仅由于其色泽艳丽成为人们珍爱的名贵宝石,而且由于它具有的优异性能,被广泛应用于电工、机械、激光器,光学器件和半导体衬底材料。钛蓝宝石是目前最优异的固体宽带调谐激光材料,用于制作飞秒脉冲可调谐激光器。氧化锌晶体是直接带隙宽禁带半导体材料(禁带宽度3 . 37ev ) ,现已发现具有室温下受激发射特性,有可能实现室温下半导体紫外发光。
用"direct gap semiconductor"造句  
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