熱離子元件 的英文怎麼說
中文拼音 [rèlíziyuánjiàn]
熱離子元件
英文
thermoionic emitting element-
In this paper, oxid crystals were synthesized by the hydrothermal method, and the effects of the hydrothermal condition on shape and quality of crystal were studied by changing experimental temperature and mineralizer. on the base of these works the blue sapphire dopped with fe, ti and sapphire dopped with ti were synthesized. meantime, the effects of ti, fe - dopped on sapphire and what lead to the blue of sapphire were studied
本文採用水熱法合成了- al _ 2o _ 3和zno晶體,通過改變溫度和礦化劑條件研究了水熱條件下溫度和礦化劑對- al _ 2o _ 3和zno晶體合成的影響;在此基礎上通過摻雜致色元素,合成了藍色藍寶石、鈦藍寶石,並研究了fe 、 ti等致色離子對藍寶石晶體界面形態和質量的影響,分析了藍寶石的致色原因。In the thermal fusion device, the materials of the plasma facing components are expected to have high thermal resistance and outstanding heat conductivity. using a single kind of material, however, can not meet the above two requirements at one time. therefore, the joining technique is regarded as a proper approach to improve the properties of the conventional materials
在熱核聚變反應裝置中關鍵結構件「面向等離子體」元件要求材料具備良好的耐高溫性和導熱性,而現有的單一材料不能同時滿足該要求,因此,通過連接技術將現有材料進行改善是合適的。Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction
目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素,以便充分掌握影響孔度大小、分佈、形態的因素,使孔度調控范圍得以拓寬,使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發,分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程,它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程,可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料,其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜,通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶劑體系的相圖測定,不同厚度的多孔膜形貌研究,不同x (聚合物-溶劑相互作用參數)體系所制備的多孔膜形貌等需深人研究In the investigation of the interaction of the us - ui laser pulse with the plasma, a standard - ray source is firstly used to absolutely calibrate lif mermc - luminescence dosimeters ( tlds ), and the dosimeter are employed as the angular distribution spectrometer and the energy spectrum spectrometer of the hot electrons
在超短超強激光等離子體相互作用的研究中,首次採用137cs鄧標準源對lif熱釋光探測器( tlds )進行了絕對標定。並以此作為電子角分佈儀和電子譜儀的探測元件,研究了超短超強激光與等離子體相互作用中超熱電子發射的角分佈和能量分佈。分享友人