散射電子 的英文怎麼說
中文拼音 [sǎnshèdiànzi]
散射電子
英文
scattered electrons- 散 : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
- 射 : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 散射 : [物理學] [電學] scattering; radio scattering; scatter; dispersion
- 電子 : [物理學] [電學] electron
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The size of the particles disperses uniform as well as narrow ( obtained by reverse micelle method in the system of aot / iso - octane / water and trion x - 100 / caprylic alcohol / cyclohexane / water )
通過透射電子顯微鏡觀測到兩種體系合成出的粒子粒徑在5nm左右,且粒子呈單分散,粒徑分佈均勻。The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube(crt).
二次電子或背散射電子的電流被用來調制陰極射線管(CRT)中電子束的強度。Much of visible light reaching us from the solar corona also seems to be due to scattering by electrons.
從日冕中射來的相當大一部分可見光看來也是由電子散射產生的。Research interest : surface science ; kikuchi electron holography ; electron multiple - scattering techinques ; molecular dynamical simulations ; ab initio total energy calculations ; self - diffusion on metal surfaces ; dissociative adsorption of h2 on metal surfaces
研究興趣:表面科學,電子全像術,電子多重散射分析理論技術,分子動力學模擬,第一原則總能量計算,表面原子動態學,氫分子的解離吸附。Experimental basis of quantum physics : photoelectric effect, compton scattering, photons, franck - hertz experiment, the bohr atom, electron diffraction, de broglie waves, and wave - particle duality of matter and light
量子物理的實驗基礎:光電效應,康普頓散射,光子,法蘭克-赫茲實驗,波爾原子模型,電子衍射,德布羅意波以及物質與光的波粒二項性。The result of transmission electron microscope ( tem ) showed that layers of layered silicates were exfoliated and dispersed in matrix homogeneously. according to statistical data, average thickness of layers was lonm, and the thickness of the biggest layers was less than 40nm, only a few layers were exfoliated in monolayer whose thickness was about inm
透射電子顯微鏡( tem )照片顯示:層狀硅酸鹽片層發生剝離,片層均勻分散在nbr基體中,統計表明片層的平均厚度約為10nm ,最大的聚集體的片層厚度達到40nm ,推斷有一小部分片層剝離成單晶層的形式,厚度為1nm 。According to the principle of a new scanning electron microscope and the mechanism of the interaction between electron beam and solid target, the trajectories of an incident electron in a sample are simulated, a simulation program is compiled using the monte carlo method, and the backscattering coefficients corresponding to different parameters of the sem are obtained
摘要根據新型分析掃描電子顯微鏡的工作原理及載能電子束和固體相互作用原理,利用蒙特卡羅方法模擬入射電子和靶物質的相互作用過程,編制了蒙特卡羅模擬計算程序,獲得了對應不同電鏡工作參數的入射電子背散射率。Backscattered electron image
反散射電子圖象The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube ( crt )
二次電子或背散射電子的電流被用來調制陰極射線管( crt )中電子束的強度。When the charge deposited in the sv exceed critical charge qc, seu occurs. in order to decrease intensity of beams, heavy ions generated by tandem accelerator, bombards an au foil
我們用hi - 13串列加速器提供的重離子輻照航天微電子器件,為了降低離子束的強度,用重離子從au靶上的二次散射離子作為輻照源。The dispersion of the modified nano - sized caco3 in the pvc matrix was observed in tem ( transmission electron microscope ). the influences of surface treatment and the contents of nano - sized caco3, extrusion technology and other additives on the properties of the composites were investigated. the results show that the surface treatment of the nano - sized caco3 particles with wet method enlarged the specific surface area and reduced the surface energy of the particles, and made the particles dispersed at the nanometer level in the pvc matrix, which improved the mechanical properties of the composite
本課題為了解決納米caco _ 3在pvc中的分散問題,對納米caco _ 3粒子進行了濕法處理,採用雙螺桿擠出法制備出具有良好性能的pvc -納米caco _ 3復合材料;對復合材料的力學性能和加工性能進行了測試;利用tem ( transmissionelectronmicroscope ,透射電子顯微鏡)觀察了納米caco _ 3粒子在pvc基體中的分散情況;討論了納米caco _ 3的表面處理方法、納米caco _ 3的含量、復合材料的制備工藝以及各種助劑對復合材料各項性能的影響。The effect of growth parameters on the morphology, structure and chemical compositon of sic whiskers have been characterized by x - ray diffraction ( xrd ), scanning electron microscope ( sem ), energy dispersive x - ray spectroscopy ( eds ) and transmission electron microscope ( tem )
運用x射線衍射( xrd ) 、掃描電子顯微鏡( sem ) 、電子能量色散譜( eds ) 、透射電子顯微鏡( tem )等表徵手段,系統研究了工藝參數對sic晶須形貌、結構和化學成份的影響。The incident high - energy protons interact with the silicon material in the way that is approximate to the three unrelated mechanisms : nuclear scattering, electronic process and nuclear reaction
高能質子與硅材料的相互作用近似為核散射、電子阻止和核反應三個相互獨立的過程。All the nanoparticles have been characterized by uv spectra, fluorescence spectra and tem images. in comparison with organic dye probes, these nanoparticles probes are brighter, more stable against photobleaching, and do not suffer from blinking
以共振光散射光譜、紫外吸收光譜、熒光光譜和透射電子顯微鏡對納米粒子進行了表徵和性質研究。The high density dislocations behave like deep - level donors and the dislocations scattering is considerable at low temperature especially. besides, when the insb buffer layer thickness became 80nm, the roughness of insb epilayer increased. the initial stage of insb growth on gaas substrate is
透射電子顯微鏡發現,在insb / gaas薄膜的界面處分佈有間距為3 . 5nm的失配位錯陣列,界面處的高密度位錯可體現出類似深能級施主的特性,尤其在低溫下對載流子散射更加顯著。Silylate - terminated polyurethanes with built - in hydrophilic sites were synthesized. when the polymer is dispersed in water, the silane alkoxy end - groups of the polymer undergo hydrolysis, followed by condensation to form a stable cross - linked aqueous dispersion. tem studies indicated that with more incorporation of hydrophilic sites, the particle size of the dispersion decreased. it was also found that the film property depended on the particle size when the crosslinking density in particels was much higher. the average molecular weight of the elastically effective network chain mc measured by swelling experiments shows fairly good agreement with the theoretical value of mc. it was also found that the cross - linking density of the casting film may increase during the film formation and drying process
將硅氧烷封端的含親水基團的線性聚氨酯預聚體分散於水中,獲得穩定的聚氨酯分散體.由於硅氧基團水解、縮合,在分散體粒子內產生擴鏈交聯反應,生成了交聯水基聚氨酯分散體.透射電子顯微鏡研究表明分散體粒徑小、分佈寬.掃描電子顯微鏡研究了成膜結構及成膜性能與粒徑的關系.溶脹實驗計算獲得的兩交聯點之間的平均分子量與理論平均分子量相符.研究還發現此分散體膜在乾燥過程中可進一步交聯.膜的水溶脹及機械性能表明,此分散體具有極大的工業應用價值Phase composition of nanometer tio2 is analyzed by x - ray diffraction, granule size and appearance of nanometer tio2 are analyzed by scanning electron microscope and transmission electron microscope, so we modified the conditions of experiment and obtained even and dispersive nanometer grade rutile tio2 powder that is spheric or oval - shaped
通過x射線衍射、掃描電子顯微鏡、透射電子顯微鏡和原子吸收等檢測分析研究,改進制備工藝條件,合成了粒度較均勻、分散性較好的球形或橢球形金紅石型納米級tio _ 2粉體。Utilizing the transmitted electronic microscope ( tem ), we can observe that particles disperse uniformly and some of them congregate
用透射電子顯微鏡( tem )觀察到:微粒在磁性液體中均勻分散,有少數微粒形成聚集體。The structure of the composites was characterized by x - ray diffraction and transmission - electric microscope. the experimental results showed that the in - situ intercalation realized much finer dispersion of the silicate layers in the pvc matrix than the melt - blending intercalation. as for as the properties of the composites, the well - dispersed organoclay in the composites improved the properties of the materials, especially for the viscat softing temperature
本文主要通過x射線衍射、透射電子顯微鏡對復合材料的結構進行表徵,結果證明:原位插層復合材料中粘土片層基本剝離,均勻的存在於聚氯乙烯樹脂基體中;熔融插層體系中粘土的分散狀態明顯劣於原位插層體系,粘土以一定量片層堆積的形式存在。In order to meet the requirement of nano - hexaferrites, hydrothermal method and sol - gel self - propagating high - temperature synthesis method were applied. by studying the effects of different precursors, ph value, temperature and time, the optimum conditions were determined, the structure of crystals was studied by x - diffract aat the same time the morphologic and the diameter of crystals were studied by tem
使用x一射線衍射鑒別晶體結構,通過透射電子顯微鏡觀察粒子的形貌與大小, x一射線衍射鑒別晶體是鋇鐵氧體,透射電子顯微鏡觀察粒子的形態與大小, ,發現粒子分散性較好,結晶性良好,形貌為六角型,通過統計計算粒子粒徑,粒子大小處于納米級,平均粒徑為70nm 。分享友人