Photoresist Ashing in Four-Mask Fabrication of Thin Film Transistor Liquid Crystal Display;
液晶阵列四次光刻工艺中光刻胶灰化工艺的研究
At first thesample was combusted by the technology of oxygen bomb ashing combustion in high pressure and pure oxygen.
在高纯高压氧的环境中,对样品燃烧灰化,使有机物中的磷转变为磷的氧化物,以碱液吸收生成相应的可溶性磷酸盐和亚磷酸盐,经HNO3酸化使其全部转化为正磷酸,加Na2S2O3还原掩蔽砷后,加钼酸铵,硝酸铋,抗坏血酸呈磷铋钼蓝,测其吸光度,测定出磷的含量。
PR ashing process with pure O2 were investigated in this article.
光刻胶灰化是薄膜晶体管四次光刻工艺的核心工艺之一。
In the present experiment,most plant samples ashed by conventional dry ashing were solved completely when ascorbic was added.
在常规的干法灰化中,采用Vc助溶,大多数植物样品都能获得清亮的待测溶液。
Tobacco samples were handled by dry cineration,wet cineration and microwave digestion and then content of K,Ca,Mg,Cu and Zn from them were determined by atom adsorption spectrum.
采用干灰化法、湿法灰化、微波消解3种不同的样品前处理方法处理同一烟草样品,用火焰原子吸收光谱法测定K、Ca、Mg、Cu、Zn元素含量。
Determination of Trace Lead in Exported Wheat Starch by Microwave Ashing-Hydride Generation-Atomic Fluorescence Spectrometry;
微波灰化-氢化物发生-原子荧光光谱法测定出口小麦淀粉中痕量铅
At the preparation period adopted a method combined evaporation to dryness by water bath and microwave ashing which mostly reduced the losing of metals.
在预处理过程中采用水浴蒸干和微波灰化相结合的方法,大大减少了金属元素的损失。
Microwave ashing was used for the pre-treatment of vegetable oil and hydride generation atomic fluorescence spectrometry was employed for the further determination.
采用微波灰化对植物油进行前处理,用氢化物原子荧光光谱法对植物油进行测定。