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- thermal emission ion source 熱發(fā)射離子源
- cold emission ion source 冷發(fā)射離子源
- emission ion source 發(fā)射離子源
- field emission ion source 場(chǎng)致發(fā)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(fā)射系統是液態(tài)金屬離子源的關(guān)鍵部件之一，它的性能的優(yōu)劣直接影響到整個(gè)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(fā)展金屬離子束材料表面改性技術(shù)的工業(yè)應用，北師大低能核物理所研制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(dòng)態(tài)表面發(fā)射中心模型。電子發(fā)射來(lái)源于一個(gè)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(chǎng)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(cháng)后期(開(kāi)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(fā)光光纖又稱(chēng)通體發(fā)光光纖、型光纖、漏型光纖、口徑導光管甚至還被稱(chēng)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(lián)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管放大電路耗散功率，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(fā)射系數。
- KEYWORDS : GIMS, ion source, anode layer, sputtering, TiN, ion plating, medium frequency, pulsed DC. 中文關(guān)鍵詞：氣離濺射、離子源、陽(yáng)極層流、濺射、氮化鈦、離子鍍膜、中頻、脈沖直流。
- 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(shí)產(chǎn)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(guān)鍵詞：氣離濺射、離子源、陽(yáng)極層流、濺射、氮化鈦、離子鍍膜、中頻、脈沖直流。
- An intense ECR ion source for ADS (accelerator driven sub-critical system) is described. 介紹了正在研制的一臺強流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(jìn)行了升級改進(jìn)。
- Keywords surface emission microcavity;polymer; 面發(fā)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(shí)上減少整套服裝的表面發(fā)射率并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,制得的氣體能夠滿(mǎn)足電子回旋共振離子源提供18O重離子束的實(shí)驗要求。
