膜層溫度 的英文怎麼說
中文拼音 [mócéngwēndù]
膜層溫度
英文
film stripping test-
Bismuth ruthenate and silver were selected as conductor phases and the mixture of calcium oxide - alumina - silicon dioxide ( cao - al _ 2o _ 3 - sio _ 2 ) glass and lead oxide - boron oxide - silicon dioxide ( pbo - b _ 2o _ 3 - sio _ 2 ) glass was selected as inorganic binder phases. it was found that, with the increasing of volume fraction of silver and conductor phase, sheet resistivities descend and there are critical thresholds
實驗發現，隨著功能相百分含量的增加，電阻膜層的方阻值逐漸減小，存在兩個臨界閾值，電阻溫度系數偏向正值;功能相中銀百分含量增加，膜層的方阻值逐漸減小，有一個臨界閾值，電阻溫度系數偏向正值。The obtained polysilane - polyacrylate gradient films showed no macro - interface with the silicone content reducing gradually from the top surface to the bottom one. dma thermograms indicated that polysilane - polyacrylate gradient films contained two glass temperatures with their bands drifting from and their range extending much from each component. the good properties of waterproof, calorifics, and ultraviolet - absorption were also determined by dsc, uv and water contact angle measurements
結果表明：有機硅聚合物-聚丙烯酸酯梯度膜有一個較寬的玻璃化轉變溫區，玻璃化轉變范圍相對組分材料的玻璃化轉變范圍發生了擴展：有機硅聚合物-聚甲基丙烯酸酯梯度膜具有較好的熱學性能；硅含量的提高有利於改善膜層的憎水性能和紫外吸收性能。Secondly, through analyzing the failure instance of electrical connectors in using and testing environment, educed contact fault was a main mode of failure of electrical connectors. on natural working conditions, the main reasons which caused fault of electrical connector were contact stress decreasing, microseism wearing and tearing and surface film growing
而在正常的工作條件下，造成電連接器電接觸失效，即決定電連接器工作壽命的主要原因是接觸壓力減小、微動磨損和表面膜層的生長，而影響接觸壓力、微動磨損和表面膜層變化的主要因素是環境振動和溫度。In this study we focused on the pinning structure, and prepared [ pt / mn ] n multilayer by dc magnetron sputtering system instead of using co - sputtering, by which we wish to find a way to reduce the critical annealing temperature and shorten the annealing time
在我們的課題研究中，我們著重對釘扎層進行了研究，工藝上採用了pt / mn多層膜而不是傳統的共濺射的方法。我們希望通過這種方式能夠發現一條降低臨界退火溫度的途徑，並且能夠縮短退火時間。The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明：所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求；聚四氟乙烯樹脂熱分解溫度超過400 ，但在ptfe中加入無機填料會使復合材料吸水率提高，熔融溫度及分解溫度降低，且伴有氧化分解反應；碳纖維表面含有c = o及c - o - c等極性基團，有利於提高其與其它組分的相容性，提高層間剪切強度；均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系，擬合曲線基本能表示各配方的摩擦系數發展趨勢；配方中不加銅粉或不加石墨，其摩擦系數均較高，說明銅粉和石墨應該配合使用；當銅粉15份、石墨60份時，銅粉30份、石墨30 - 40份時，銅粉60 、石墨15 - 30份時，摩擦系數均具有較低值；純聚四氟乙烯樹脂在空氣冷卻時結晶度最大，磨損量也是三者中最大的；同時，固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的：不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副，在金屬表面均可形成潤滑轉移膜，從而減少金屬摩擦副表面間的直接接觸，大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。Theimportant technological parameters, which influence significantly thecharacterization of the screen - printed ysz electrolyte thin films, includingparticle size and particle size distribution of the starting ysz powder, composition of the screen - printing ink, sintering temperature of the screenprintedysz green films and printing times were investigated in detail
系統研究了影響絲網印刷工藝的幾個重要參數，如ysz粉末的粒徑及粒徑分佈、印刷漿料的組成、電解質膜坯體的燒結溫度和印刷層數。The experimental results demonstrate that the suitable mea hot - pressing temperature and pressure are 120 and 15. 5mpa, respectively. the optimum catalyst loading in anode is 4 mg pt / cm2, and the best contents of nafion ionomer in anode and cathode layer are 45wt % and 35. 3wt %, respectively
實驗結果顯示，制備膜電極時最佳的熱壓溫度和壓力分別為120和15 . 5mpa ；陽極催化劑的適宜載量為4mgpt / cm2 ；陽極和陰極催化劑層的nafion最優含量分別為45 . 0wt %和35 . 3wt % 。We research on the thermal buckling characteristics of double layer membrane which is composed of different materials with different thermal expansion coefficiens under uniform temperature elevation. the energy method is proposed which is used to solve the problem and the symbolic relation between central buckling height and substrate height under small buckling height is also given. it is the primary theory of membrane resonant sensor, which makes the research and development of novel thermal sensor possible
本文對微機械中熱脹系數不同的材料構成的雙層復合薄板在均勻溫升下的撓曲特性進行了研究，提出了在均勻溫升下雙層薄板熱撓曲求解的能量法，並給出了小撓度下中心撓度與板厚的解析關系，為薄膜諧振式傳感器溫度特性的研究和新型溫度傳感器的設計與開發打下了基礎Thick layers of silicate glasses can be formed by repetitively using this technique. waveguide structures can be fabricated by sintering the sample at certain temperature
通過多次使用這種方法可以形成厚的硅酸鹽玻璃膜層，最後樣品在一定溫度下燒結得到波導結構。It is found that the pyroelectric coefficient and susceptibility increase with the decrease of the magnitude of the long - range interaction and the interfacial coupling when the temperature is lower than the phase transition temperature
我們發現，在相變溫度以下，隨著雙層薄膜的界面耦合的減弱，鐵電雙層薄膜的熱電系數和介電極化率增加。The effect of thermal conductivity of membrane on the distribution of temperature in the fuel cell is discussed, and the effect of inlet velocity and porosity of porous diffusion layers on the fuel cell performance are analyzed
討論了質子膜的導熱率對電池內溫度分佈的影響。分析了進料速度和多孔擴散層孔隙率對電池性能的影響，結果表明較快的進料速度和較大的擴散層孔隙率都能有效提高電池的性能。Zno varistors have been widely used in electronic and electrical power devices and systems because of excellent nonlinear v - i characteristics and high absorbance of electric current surges. with the smt ( surface mounted technology ) development, traditional zno varistors can not meet the multilayer thin films lamination structure nappe varistor ceramics and metal electrode low temperature co - fire need. however, the best character of zno - v2o5 varistor can sinter in common furnace during lower temperature ( 900 ), not only settling the problem relate to upon, but also saving energy sources
Zno壓敏電阻因其優異的v ? i非線性和較高的浪涌吸收能力而廣泛應用在電子、電力設備系統上。然而，隨著表面貼裝技術（ smt ）的發展，傳統的zno壓敏陶瓷不能滿足多層膜獨石結構疊層壓敏電阻元件陶瓷與金屬電極低溫共燒的需要。而zno ? v2o5系壓敏陶瓷的最大優點是能用普通燒結爐在較低溫度（ 900 ）下燒結，不僅解決了以上問題，還大大節約了能源。The average partical size of bismuth ruthenate and pbo - b _ 2o _ 3 - sio _ 2 glass was researched. the smaller bismuth ruthenate partical is, sheet resistivity is lower and temperature coefficient of resistance ( tcr ) is more positive and the refiring change ratio is nearer to zero. the limit size of bismuth ruthenate partical is 0. 56 m
研究了各相粉體平均粒徑對膜層性能的影響，結果表明:釕酸鉍平均粒徑越小，膜層的方阻值越小，電阻溫度系數偏正，重燒變化率越接近零值，球磨工藝的極限平均粒徑為0 . 56 m 。If the interfacial coupling of the ferroelectric bilayer is antiferroelectric, we find it is possible to exist triple hystersis loops once the parameters of the two slabs are selected appropriately
當鐵電雙層膜的界面耦合為反鐵電耦合時，發現在適當的材料厚度、反鐵電耦合強度、橫場和溫度的匹配下可以觀察到多態電滯回線。( 3 ) according to the study of heat treatment process, heat treatment ambience, airflow and heat treatment temperature were considerd as the important influences on the quality and property of ybco films. through optimizing the process, the ybco films were prepared on sto single crystal, and their room temperature resistance was about 200 ybco films also were fabricated on the sto buffered si substrate, and their room temperature resistance was about 300d
（ 3 ）根據本文熱處理過程的工藝探索，認為熱處理氣氛、氣流量及處理溫度是影響薄膜質量及性能的重要因素，通過優化工藝過程，在鈦酸鍶（ sto ）單晶上制得的ybco薄膜表面質量良好，室溫電阻200左右；而在預制了鈦酸鍶（ sto ）緩沖層的si基板上制備的ybco薄膜的室溫電阻為300左右。The effects of the thickness, the interfacial coupling constant and the temperature on the hysteresis of the bilayer are investigated
我們考察了薄膜厚度、界面耦合強度和溫度對鐵電雙層薄膜電滯回線的影響。Abstract : based on the ahievement of epitaxial growth in several perovskite oxide films, we discuss the importance of substrate temperature ( ts ) and substrate material in the epitaxial growth of perovskite oxide thin films. influences of ts on growth orientation and epitaxial threshold temperature were observed. the results indicate that during the growth of the oxide films the phase formation and growth dynamics should be taken into consideration. the threshold temperature for epitaxial growth depends on the substrate materials. this demonstrates the influence of substrate material on the initial nucleation and epitaxial growth
文摘:在成功地外延生長超導、鐵電、鐵磁等多種性質的鈣鈦礦結構氧化物薄膜的基礎上，討論影響氧化物薄膜外延生長的一些因素.考慮到相形成和薄膜生長動力學，在利用脈沖激光淀積法外延生長氧化物薄膜中襯底溫度是十分重要的工藝參數.襯底溫度對成相和生長薄膜的取向都有影響.考慮到薄膜是首先在襯底表面成核、成相併生長.因此襯底材料晶格的影響是不容忽視的.觀察到襯底材料對薄膜外延生長溫度的影響.在適當的工藝條件下，利用低溫三步法工藝制備得到有很強織構的外延薄膜.這突出表明界面層的相互作用對鈣鈦礦結構薄膜的取向有著相當大的影響Water steam was used as oxidant, and the optimum water steam partial pressure is between 1 10 - 4 and 5. 5 10 - 4 pa. under the optimum growth parameters, a ceo _ 2 seed layer with highly textured degree was successfully prepared. beside the one step process was experimented in this dissertation, the two step process was proposed and studied to further improve the quality of ceo _ 2 seed layer. in the two step process, about 15 nm thick of ce metal layer was deposited on metallic substrate at the first step, then water steam was introduced in the chamber, and the ceo _ 2 thin films were subsequently deposited with reactive sputtering in the
總結出沉積ceo _ 2薄膜的優化工藝條件，當沉積溫度為720 - 850 、水蒸汽分壓介於1 10 - 4 - 5 . 5 10 - 4pa之間、退火時間40min時，獲得了織構程度良好的ceo _ 2種子層薄膜; 3 .由於一步法制備ceo _ 2種子層中水分壓范圍狹窄，工藝條件難以控制，並且退火延長了薄膜的制備時間，因此，本論文又採用了兩步生長法沉積ceo _ 2種子層，即:先在ni - w基帶上沉積一層約15nm的金屬ce薄膜，再通入氧化氣氛（水蒸汽） ，繼續進行薄膜沉積。It was found that the decompose efficiency to solution associated with the number of films layer ; calcine temperature and ph value. some analyses have been performed. tio _ 2 films were also synthesized by reactive sputtering and chemical vapor deposition
通過溶膠凝膠法制備了tio _ 2薄膜對其進行光催化反應實驗，發現膜層厚度、薄膜煅燒溫度和溶液ph值對降解效率都有直接的影響，並對結果進行分析。The effect of electric field in the polarizer in the research of laser induced damage was analyzed, and on the basis of it, low losses laser polarizer was designed. based on the analyses, temperature distribution of optical film layers irradiated by the laser pulse was calculated with the alternating direction - implicit technique. from the results, we adjusted the technique parameters
分析了薄膜內電場分佈對輻射穩定性的影響，並在此基礎上，設計了低損耗的激光偏振膜；從溫度場設計的角度出發，利用交替方向隱式原理編制了膜層內溫度分佈數值計算程序，通過計算薄膜熱參數對膜層內溫度分佈的影響，對沉積工藝進行了相應的調整。分享友人