Study on the testing of the scanning electronic microscope 型掃描電鏡的調(diào)試
Solution to a vacuum problem in leo - 1450 scanning electronic microscope 1450掃描電鏡一種真空故障的排除
Sem scanning electronic microscope 掃描電鏡
Abstract : the surface defects of silver coins was analysed with augerelectron spectroscopy ( aes ) , scanning electronic microscope ( sem ) and energy dispersive spectrum ( eds ) 文摘:采用掃描電鏡、能量色散譜和俄歇電子能譜檢測方法,對銀幣表面缺陷進行了分析。
The lab tests contained soil dynamic triaxial test , x ray diffraction , scanning electronic microscope observation , grain size analysis and routine soil tests 室內(nèi)測試分析主要有土樣動三軸實驗,礦物組成x衍射分析,土樣微結(jié)構(gòu)掃描電鏡觀測,土樣粒度成分分析和常規(guī)土工實驗分析。
By means of scanning electronic microscope , i have done some observation and researches on the scattering property of wollastonite in polypropylene and the cohesive property between wollastonite and polypropylene 應(yīng)用掃描電子顯微鏡對改性硅灰石在聚丙烯中的分散性及其與聚丙烯的界面結(jié)合性進行了觀察和研究。
1 . the topographies of cutting grooves and cutting chips were observed by means of scanning electronic microscope , and sawing mechanism of concrete was analyzed , based on the properties and fracture mechanics of concrete . 2 采用掃描電鏡( sem )和體視顯微鏡觀察單顆粒金剛石切削混凝土溝槽表面形貌和切屑形態(tài),并結(jié)合混凝土的特性及斷裂力學性能,分析研究了混凝土材料的切削加工機理。
8 . the smg cells were subcutaneously injected into collagen sponge with egf , counted the number of smg cells for the rate of adherence and observed the histological change with he staining and scanning electronic microscope after 7 days . results 1 8 .將50xl護/耐濃度的領(lǐng)下腺細胞接種在表皮生長因子( egf )修飾的膠原海綿支架上,觀察領(lǐng)下腺細胞在表皮生長因子( egf )修飾的支架上豁附,增殖及分化情況。
Microstructure of the composite layer was analyzed with help of optical microscope , scanning electronic microscope ( sem ) , electronic probe microanalysis ( epma ) and x - ray diffraction ( xrd ) . the compacting of the billet and the forming mechanism of the carbide reinforcement were studied based on thermodynamics and kinetics of reaction , sintering theory and the result of dta . at the same time , the wear - resistance of the composite layer was studied under condition of dry sliding friction 利用光學顯微鏡、掃描電子顯微鏡、電子探針以及x -射線衍射儀,分析了表面復合層的基體組織結(jié)構(gòu);運用反應(yīng)熱力學、動力學、粉末燒結(jié)理論和燃燒合成理論,結(jié)合差熱分析結(jié)果,探討了表面復合層壓坯的燒結(jié)致密化原理和碳化物增強相的形成機理;利用坯塊在真空燒結(jié)爐不同溫度下的燒結(jié)出來的顯微組織分析,模擬出坯塊的燒結(jié)過程中的化學反應(yīng)過程。
The result showed that the interpenetration network structure between polymeric and deposited metal has been observed under a scanning electronic microscope and optical microscope . the experiments showed that copper deposition gradient distribution and crystal structure were greatly influenced by the the ph value of electrochemical reduction medium solution and the size , number and distributing of microporous in swelling cathode film 用掃描電鏡和體式顯微鏡對制備的pmgcf進行了分析,結(jié)果表明:制備的pmgcf樣品的金屬沉積層梯度分布均勻,在一定的電化學條件下金屬銅和聚合物基體形成了互穿的立體網(wǎng)狀結(jié)構(gòu)。