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- Furthermore, a field emission triode device using the self-organized nanodot arrays as electron emission source was proposed and fabricated. 本研究亦利用奈米點(diǎn)作為電子發(fā)射源制作場(chǎng)效發(fā)射三極體元件。
- The hydrogen in the gauge is ionized by electron emission from a heated cathode. 在離子計內的氫氣是用一個(gè)加熱陰極放射電子來(lái)電離的。
- On the other hand, the influence on air quality is relevant only in the immediate vicinity of the emission source. 另一方面，對空氣質(zhì)量的影響只限于排放源經(jīng)過(guò)的鄰近地區。
- Experimental results show that CP can effectively activate such FEC's for electron emission. 實(shí)驗結果表明，CP能有效激活長(cháng)時(shí)間存放于惡劣環(huán)境的FEC的電子發(fā)射；
- The dry cleaning industry is the most significant emission source of PERC in the United States. 干洗業(yè)是最重要的排放源的perc在美國。
- The molecular effect [R(Yf)] in the forward electron emission decreases with target thickness at a certain energy. 前向發(fā)射產(chǎn)額的分子效應R(Yf)，在給定的能量下隨靶厚增加而下降。
- Laser rangefinder consists of laser emission source, receiving system and optical antenna. 半導體激光測距儀主要由激光發(fā)射光源、接收系統和光學(xué)天線(xiàn)組成。
- Preparation and field electron emission of diamond films grown on porous silicon substrates by MW-CVD are studied. 研究了多孔硅襯底微波CVD金剛石薄膜的制備工藝及其場(chǎng)電子發(fā)射特性。
- A twodimensional model was used to simulate the processes of electron emission and beam transportation. 建立了二維數字模型，并對注入器的電子發(fā)射和束流傳輸過(guò)程進(jìn)行模擬，模擬結果指導了實(shí)驗調試。
- MSW landfills are important anthropogenic methane emission source on earth.Biological oxidation is essential role in global methane cycling. 摘要垃圾填埋場(chǎng)是重要的甲烷氣體排放源，生物氧化是全球甲烷循環(huán)的重要機制。
- Numberical smiulation is made.Its result is agreement with that of field electron emission experiment. 當考慮到發(fā)射體表面的原子級不平整對電場(chǎng)的影響時(shí)，利用公式計算的結果與實(shí)驗結果基本符合。
- Abstract: Nested source apportionment technique was a method to analyze the emission source of particulate matter in air environment. 摘要 化學(xué)質(zhì)量平衡是被廣泛用于空氣質(zhì)量管理的受體模型之一。
- Abstract： In this paper, the beam dynamics in micro-pulse electron gun (MPG) is studied using SEEG (Secondary Electron Emission Gun) program. 摘 要： 利用SEEG程序模擬計算了微脈沖電子槍束流動(dòng)力學(xué)問(wèn)題。
- This paper focuses on the application of DISP-TRA as data collection system in acoustic emission source location and composite material damage detection. 主要討論了DISP TRA作為數據采集系統在聲發(fā)射源定位和復合材料損傷檢測中的應用
- By ttsing the terms of controlled emission source intensity and reck less emission source intensity,the reduction of dust amount after retrofit was calculated,the d... 并試用人力資本法、市場(chǎng)價(jià)值法，概算了間接效益，最后對無(wú)組織源強確定法作了討論。
- As compared with amorphous diamond on Si, the reduction of the applied electric field for the electron emission can be effectively improved by using Sm/ amorphous diamond contact. 我們發(fā)現非晶鉆石長(cháng)在鍍釤的硅基板比單純長(cháng)在硅基板上的場(chǎng)發(fā)射特性更好，主要是因為金屬有相對較低的功函數，可以降低金屬/石接面的位障高度。
- GONG B,JIN ZH H, BAO R D,et al.Application of acoustic attenuation in abrupt acoustic emission source location \[J\].Pressure Vessel Technology,2005,22(6):13-14. [2]龔斌，金志浩，包日東，等.;壓力容器上聲發(fā)射源的新型定位方法\\[J\\]
- This paper focuses on the application of DISP- TRA as data collection system in acoustic emission source location and composite material damage detection. 主 要討論了DISP-TRA作為數據采集系統在聲發(fā)射源定位和復合 材料損傷檢測中的應用。
- It was concluded that charge injection and recombination would restrict the field electron emission, and increase the threshold voltage of flashover and decrease its scattering. 發(fā)生在絕緣體表層的電荷注入和復合過(guò)程能夠在一定程度上抑制場(chǎng)致電子發(fā)射，從而提高沿面閃絡(luò )電壓，并降低閃絡(luò )電壓值的分散性。
- The mechanism to produce HCPEB was discussed in detail.The electron gun can be divided into explosive electron emission (EEE), anode plasma (AP) and oriented magnetic field. 電子束產(chǎn)生部分由爆炸電子發(fā)射陰極、等離子體陽(yáng)極及導向磁場(chǎng)構成。
