紫剛玉 的英文怎麼說
中文拼音 [zǐgāngyù]
紫剛玉
英文
oriental amethyst-
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
含有少量雜質的剛玉晶體（ - al _ 2o _ 3 ）不僅由於其色澤艷麗成為人們珍愛的名貴寶石，而且由於它具有的優異性能，被廣泛應用於電工、機械、激光器，光學器件和半導體襯底材料。鈦藍寶石是目前最優異的固體寬帶調諧激光材料，用於製作飛秒脈沖可調諧激光器。氧化鋅晶體是直接帶隙寬禁帶半導體材料（禁帶寬度3 . 37ev ） ，現已發現具有室溫下受激發射特性，有可能實現室溫下半導體紫外發光。The jade precious stone have : ruby, blue precious stone ; beryl have : the grandmother is green, blue precious stone, diamond, garnet the purple tooth is black, acetylene, amethyst, topaz, opal, peridot, green and loose stone, malachite of sea, only mountain jade, jade, agate, pearl etc. among them, the jadeite is most famous
剛玉類寶石有紅寶石藍寶石綠柱石類有祖母綠海藍寶石金剛石石榴石紫牙烏電氣石紫水晶黃玉蛋白石橄欖石綠松石孔雀石獨山玉岫玉瑪瑙珍珠等。其中翡翠最有名氣。
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