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- thermal emission ion source 熱發射離子源
- cold emission ion source 冷發射離子源
- emission ion source 發射離子源
- field emission ion source 場致發射離子源
- Electric field of the emission system of a liquid metal ion source was simulated, based on the conventional dynamic protrusion model and the widely used charge simulation method. 摘要發射系統是液態金屬離子源的關鍵部件之一,它的性能的優劣直接影響到整個離子源的工作穩定性和可靠性。
- The cathode vacuum arc ion source and ion implantation facility have been developed in our institute for industrial application of surface modification of materials. 摘要為發展金屬離子束材料表面改性技術的工業應用,北師大低能核物理所研製成陰極真空弧離子源和離子注入裝置。
- A dynamical surface emission center model which can explain all observed phenomena in thermionic cathodes is proposed. 本文提出能解釋熱陰極中各種現象的動態表面發射中心模型。電子發射來源於一個原子集團。
- Using the relaxation method, a numerical calculation of three dimensional electric field in the central region was described of a three-sector cyclotron with 20? rotation of ion source surface with repect to dee gap. 本文描述了用弛豫法對離子源表面相對D極間隙旋轉20°后,三葉扇形回旋加速器中心區的三維電場的數值計算。
- During the growth period,the N 2 O emission reached the maximum value during booting period,and the emiss ion peak value was advance date. At the later period of t he growth,the N 2 O emission was weak,and the peak valu e was delayed. 小麥生育期耕作層土壤N2O排放以孕穗期最大,且排放峰值提前,而小麥生長後期(開花期和成熟期),N2O排放出現低谷,且峰值推后,反應物以土壤氮為主。
- Side-glowing optical fiber is also named as cylindrical surface emission fiber, linear optical fiber, leakage optical fiber, large diameter light pipe and even called as neon optical fiber. 側面發光光纖又稱通體發光光纖、型光纖、漏型光纖、口徑導光管甚至還被稱為霓虹光纖等。
- The application of Freeman ion source linked to LC-2A ion implanter is described in the paper. 本文敘述了弗里曼(Freeman)離子源體聯接在LC-2A型中能離子注入機上的應用;
- Moreover, multiple frequency stimulation method can increase consumption of IC obviously and surface diffuse reflection method can improve surface emission coefficient of IC availably. 混和信號激勵法能明顯增大三極體放大電路耗散功率,特別是第一級耗散功率;增頻激勵法能有效提高IC耗散功率;表面漫射法能有效增大元器件的發射係數。
- KEYWORDS : GIMS, ion source, anode layer, sputtering, TiN, ion plating, medium frequency, pulsed DC. 中文關鍵詞:氣離濺射、離子源、陽極層流、濺射、氮化鈦、離子鍍膜、中頻、脈衝直流。
- TITAN ion source is a new ion source which can produce strong metal and gas ion beam. Use . TITAN離子源是一種新的能夠同時產生強金屬和氣體離子束流的離子源。
- KEYWORDS: GIMS, ion source, anode layer, sputtering, TiN, ion plating , medium frequency, pulsed DC. 中文關鍵詞:氣離濺射、離子源、陽極層流、濺射、氮化鈦、離子鍍膜、中頻、脈衝直流。
- An intense ECR ion source for ADS (accelerator driven sub-critical system) is described. 介紹了正在研製的一台強流ECR離子源。
- The MC-SNICS ion source of NEC compact AMS system at the AMS laboratory of Peking University was upgraded recently. 摘要為提高樣品測量效率,對MC-SNICS多靶位銫濺射負離子源進行了升級改進。
- Keywords surface emission microcavity;polymer; 面發射微腔;聚合物;
- Reducing the surface emissivity of a clothing ensemble is not in fact a very effective way of increasing its thermal insulation. 事實上減少整套服裝的表面發射率並不是增加其隔熱性能的最有效途徑。
- In addition, the requirement of delivering 18O2 beams from the electron cyclotron resonance ion source can be satisfied by the obtained 18O2 gas. 此外,製得的氣體能夠滿足電子迴旋共振離子源提供18O重離子束的實驗要求。