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表3 还原后改性CZA催化剂表面元素组成Table 3 Surface element composition of modified CZA catalysts after reduction 图7还原后CZA和M-CZA (M=Zr, Mg, In, Mo和Mn)催化剂XPS谱图:(a) Cu 2p; (b) Cu俄歇谱; (c) Zn 2p F...
COPPER FILM FORMING COMPOSITION, COPPER FILM FORMING METHOD, COPPER FILM, WIRING SUBSTRATE, AND ELECTRONIC APPARATUSPROBLEM TO BE SOLVED: To provide a copper film forming composite for forming a copper film having an excellent contact in a low resistance with a substrate, a copper film forming ...
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Ancient people found copper, iron, lead, tin and zinc very useful, although they did not consider these to be elements. C. Ancient people discovered elements, found them free or lying around in their natural form and put them to use. D. Sulfur and carbon have been used by mankind for...
原材料硬度对照 AppendixA DetailForAlloyMaterialStandard 附录A金属材料规格表 1Kg/mm2=1422.58PSI1N/mm2=1Mpa1N/mm2=145PSI1Kg=2.20462Lb1KSI=1000PSI0.3045m=1ft=12inchCu=CopperSn=TinNi=NickelBe=BerylliumCo=CobaltFe=IronZn=ZincPb=LeadMg=MagnesiumMn=ManganeseAl=AluminumC=Carbon Standard Item Heat...
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Here is an essay on the topic of "About AI English Composition" with more than 1000 words, written entirely in English without any additional title or unnecessary punctuation marks. About AI English Composition Artificial Intelligence or AI has been a topic of great interest and discussion in rec...
copper foil is used as the substrate, a 1 mole % addition of a composition consisting of 25 mole % barium oxide 75 mole % boron oxide is used as the flux, the furnace temperature is about 900° C., and the oxygen partial pressure is approximately 10−12atmospheres. The water bath may...