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- Test of the Performance of the Self-Designed Radio-frequency Ion Trap Mass Spectrometer Interfaced with a Laser Desorption Ion Source 自制激光離子源射頻離子阱質(zhì)譜儀性能的測試
- 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。
- Samples of pretreated serum from human-body's vein were analysed by field desorption mass spectrometry (FDMS). 用FDMS方式對經(jīng)預處理后的人體靜脈血樣中的血清進(jìn)行測試,獲得血樣中的混合氨基酸及肽的分子量分布。
- 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。
- 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;
- 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。
- FD-MS(field desorption mass spectrometry) [化] 場(chǎng)解吸質(zhì)譜法
- 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。
- field desorption mass spectrometry 場(chǎng)解吸質(zhì)譜法
- 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)。
- 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。
- Then the corresponding sigma matrix is given to further estimate the beam emittance extracted from electron cyclotron resonance ion source. 用旋轉矩陣和聚焦矩陣重新推導了總的傳輸矩陣。
- electron-stimulated desorption ion angular distribution 電子-刺激解吸附離子角形分布
- Abstract 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)。
- The Application of Field Desorption Mass Spectrometry 場(chǎng)解吸質(zhì)譜的應用
- The purpose of the first part of this work has been to use an electromagnet to improve the performance of the Kaufman ion source. 電漿的電子，離子密度與溫度是了解電離層結構的幾個(gè)重要參數，而為了量測這些參數，科學(xué)家使用了數種實(shí)地量測的技術(shù)。
- Because of the structure limitation, working state of the ECR ion source could not be judged by the color of gas discharging in discharge chamber. 由于受結構的限制，ECR離子源不能像高頻源離子源那樣通過(guò)觀(guān)察氣體放電的顏色判斷其工作狀態(tài)，所以在運行中調節狀態(tài)非常困難。
- A new electron impact storage ion source has been designed for time of flight mass spectrometers with a high mass resolving power and high sensitivity. 電子轟擊存貯型脈沖離子源是為高分辨率、高靈敏度飛行時(shí)間質(zhì)譜儀設計的新型離子源。
