beam cooling 中文意思是什麼
beam cooling
解釋
束冷卻-
In order to obtain the tolerance requirement for the magnetic field homogeneity of the solenoids in electron cooling device, the source of the magnetic imperfection and its influence on the transverse temperature of electron beam were investigated by means of numerical simulation, and taking the space charge effect of electron beam into account
摘要分析了直螺線管磁場缺陷的來源，考慮了電子束的空間電荷作用，採用數值方法模擬計算了磁場缺陷對電子束橫向溫度的影響，獲得了電子冷卻裝置中直螺線管磁場的均勻性要求。 -
By using the classical monte - carlo method, the splitting process of the guided atomic beam in the beam splitter is simulated, and the transverse adiabatic cooling and heating effects of the atomic beam in the beam splitter are simulated and analyzed from a simple theoretical model
同時，採用經典的monte - carlo方法，模擬了該原子分束器中被導引原子束的分束過程，研究了導引過程中原子束的橫向絕熱冷卻和加熱效應，並採用簡單的理論模型解釋了上述monte - carlo結果，得到了一些重要並且十分有趣的結果。 -
Absolute distribution of laser beam intensity is gotten from comparative distribution. the absorption coefficient of material is calculated by measuring transmissive ratio. the influences on temperature increment, stress and phase of laser beam are computed with different time, window cooling, window rotating, shape and material of window, distribution of intensity
由近場光斑相對分佈得到其絕對分佈，測量窗口透過率，求得材料的吸收系數，在此基礎上計算了出光時間長短、窗口有無冷卻、是否旋轉、窗口材料及面型、光強分佈形式對窗口溫升、應力和光束位相的影響。 -
On structure design aspect, a closed magnetic route around the gmm is formed, so magnetic symmetry and intension of gmm are improving ; on analysis of electricmagetic characteristics aspect, ansys software is applied to analyze the gma to optimize its structure ; on ampliflcatory power system aspect, based on the characteristic of driving power of gma and the principle of constant current source, a power amplifier using power mosfet is designed ; on testing equipments aspect, measure bracket is designed including transom, stand beam, screw, pedestal ; on cooling system aspect, a constant temperature cooling system is designed theorily
本文根據稀土超磁致伸縮材料的特點及其在工業元件、系統中的應用要求，在以往微位移致動器的基礎上，克服他們的不足，經過各方面的完善，設計出一種精確的、適合於主動控制的稀土超磁致伸縮位移致動器，主要在稀土超磁致伸縮致動器結構設計、電磁特性分析、功放系統以及最後的實驗測試系統方面進行了設計，同時對溫度冷卻系統也做了一些理論設計。 -
Intensity - gradient cooling of atoms in a localized - hollow beam
局域中空光束中原子的強度梯度冷卻
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