表面層電導 的英文怎麼說
中文拼音 [biǎomiàncéngdiàndǎo]
表面層電導
英文
surface layer conduction- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 層 : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
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In this dissertation, refining grains, depositing conductibility carbon film on the surface of the particles and doping mg ~ ( 2 + ) into the lattice of lifepo4 were adopted to improve the electro - chemical performance of the cathode material. the cathode material lifepo4 mainly has two flaws, the low conductibility and the slow li + ion diffusion, which have a bad influence on the performance of the cathode material
論文主要針對制約正極材料lifepo _ 4性能的兩大致命的缺點,即低的電子導電率和低的鋰離子擴散速率,採取材料顆粒的細化、顆粒表面沉積碳導電層以及mg ~ ( ~ ( 2 + ) )離子摻雜等措施對其進行改性探索,以提高正極材料lifepo _ 4的電化學性能。Conducting wire core composed by thin brass wires or tinning brass wires, it is very soft. surface of part leads wraped mylar isolation layer, in case affecting their bending performance
導電線芯採用較細的銅絲或鍍錫銅絲束絞組成,導線極其柔軟,部分產品的導線表面包有聚脂薄膜隔離層,以免絕緣橡皮嵌入其邊縫中而影響彎曲性能。Liberation of hydrogen gas would be increased rapidly and sic particles on the surface might be dispersed if the current density exceed the upper limit. furthermore, nickelous hydroxide would be deposited because the ph of plating solution nearby the surface rapidly increased. all of above might result in coating deterioration
若電流密度過大,超過所允許的上限值,會析出大量的氫氣,可能沖散表面覆蓋的sic微粒,而且易使磨頭表面鍍液ph值急劇上升而形成氫氧化鎳沉澱,導致鍍層質量惡化。Conductive glass electrodes were modified with polyethylenimine ( pee ) and polyacrylicacid ( paa ) via electrostatic interaction ; and the electrochemical luminescence behavior of luminol on the modified electrodes was compared
摘要通過靜電相互吸引作用對導電玻璃電極表面進行聚乙烯亞胺和聚丙烯酸分子層修飾;比較了修飾電極對中性介質中魯米諾電化學發光的影響。The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change
結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素( ce 、 la 、 y 、 dy ) 、能量(超聲波、磁場)介入后,沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化,表現在:鍍液的陰極極化過電位和極化度降低,沉積速度提高;鍍層的結合力、表面質量改善;鍍層中過渡族元素的含量增加,輕元素硼的含量降低,同時證實了稀土元素與過渡族元素共沉積的可能性;鍍層的顯微結構由非晶態向微晶和多晶態轉變;鍍層的顯微硬度與耐磨性提高,力學性能優化;鍍層的矯頑力降低;磁導率提高;鍍層的磁化強度在能量(超聲波、磁場)和輕稀土元素ce 、 la介入后提高,重稀土元素y介入后降低。Through a simple example, using finite element method to analyze the electric field distribution in hv insulation structure with surface semi - conducting layer is presented
本文經過一個簡單的分析實例,提出了表面含有半導電層的高壓絕緣結構電場的有限元分析方法。In order to avoid gas blast because of short circuit, it should popularize shielded mine cable under coal mine. except insulated surface of part products adopting tinnint brass wires and nylon wires, its protective shield adopting conducting rubber and shielded layer which transition resistance not bigger than 3k. the protective layer adopt high machinery chloroprene rubber which is fireproof
為防止電纜相間短路而造成瓦斯氣體爆炸,在煤礦井下應大力推廣使用屏蔽礦用電纜,除部分產品的絕緣表面採用鍍錫銅絲和尼絲交叉紡織之外,其外屏蔽型電纜的保護屏蔽採用導電橡皮及屏蔽層,其屏蔽層的過渡電阻不大於These disc type semi - conductive capacitors are reformed smaller size with larger capacitance than usual hi - k type ceramic capacitors. the following is the comparative list for two kinds of semi - conductive capacitors
圓片型半導體電容器具有較高介電常數,電容器體積更小,電容量更大,有表面層和晶界層之分。The electronic - ceramic capacitive - type sensor for coi is based on the nanometer and semiconductor theories. according to the mechanism of the gas surface absorbing actions and the mechanism of grain boundary effect of semiconductors, the capacitance of the sensor can be changed with the variation of co2 concentration
Co _ 2氣敏陶瓷電容型傳感器將納米理論和半導化理論引入了傳感器的研製過程中,這種傳感器通過氣體表面吸附,及在半導體介質的晶界層產生的晶界效應,使得不同濃度co _ 2氣體產生不同的電容值。It utilizes the thermoelectric couple and thermal imaging system for the first time to monitor the internal heat conduction of the decoration for the buildings, and the uses the thermal imaging system and thermoelectric couple of copper constantan to follow up the monitoring to the surface temperature of the tiles and the temperatures in many
論文中首次利用熱電偶及熱像儀對飾面墻體的內部熱傳導過程進行了監測,利用熱像儀及銅-康銅熱電偶對面磚表面溫度及砂漿內部各層多點溫度進行了跟蹤監測,結果表明面磚表面溫度及砂漿內部各層溫度變化趨勢基本一致,而且從熱像儀測出的面磚表面溫度值與由熱電偶測出的面磚表面溫度值基本相同。The surface semi - conducting layer is widely used to control the electric field and suppress the surface corona discharge in both hv power cable termination and the end turns of hv generator stator winding
摘要表面半導電層結構可以均勻電場和抑製表面電暈放電,因此被廣泛應用於高壓電力電纜接頭和高壓發電機定子線圈端部絕緣中。This paper has analyzed twenty - year climatic data of typical cities in cold area, carried on lots number of field investigations and e xperiments, and systematically discussed improvement strategies for indoor physical environment of the ground floor room of residential buildings. though investigation of its thermal, sound and lighting environment it ' s found that there are many problems in this kind of room. those are : seasonal wetness, mold and fungus growing, destroyed structure and furniture etc, insufficient illumination, and bad ventilation condition
得出寒冷地區住宅底層室內熱環境、聲環境、光環境的實際狀況,結論表明,寒冷地區住宅底層存在的問題:季節性潮濕,高濕度導致黴菌生長、繁殖,潮濕的室內環境,導致建築物維護結構的內表面受潮起鼓,引起結構破壞,室內傢具、電器、物品的損壞,使得室內的衛生狀況、人體健康都受到影響:採光的明顯不足、通風散熱能力較差等。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In simulations, all important phenomena, such as non - neutral sheath widening near cathode, cathode electron emitting, current channel migrating to the load side of the plasma, ion accelerating toward cathode and magnetic insulation of cathode emitting electrons etc, have been observed and depict the internal physics of this device. also presented is the influence of cathode emitted electrons on phenomena in the conduction processes of pegs. the simulation results show, without cathode emitted electrons, rapid magnetic field penetration takes place only in region near the cathode, with cathode emitted electrons, magnetic field penetration takes place in all plasma region
診斷發現了陰極表面非中性鞘層的形成、陰極電子發射、電流通道的漂移、等離子體離子加速以及陰極電子磁隔離等物理現象,揭示了這一斷路器件的物理機制;分析了陰極電子對peos導通過程中的物理現象的影響,模擬結果顯示:忽略陰極電子作用,磁場滲透現象主要出現在陰極表面區域,考慮陰極電子作用,磁場滲透現象出現在整個等離子體區域。As a result, the fermi level at the surface will shift towards the valence band maximum ( vbm ). accordingly the band bending increases, and the surface depletion layer thickness enhances, therefore, the channel thickness reduces. this is the main factor resulting in the decrease of saturated drain - source current
表面費米能級向價帶頂移動,能帶彎曲加劇,肖特基勢壘高度增加,表面耗盡層變厚,導電溝道變窄,是導致源漏飽和電流下降的主要因素。After storage for a long time, a layer of li2co3 and absorbed species ( h2o, co2and o2 - ) will appear on the surface, and a thin nio - like layer will be formed on the near surface of linio2 material
長期貯存的linioz電極材料將在表面形成一層包含lizco3 、 hzo 、 co :以及殘余活性氧物種02 .在內的覆蓋層,以及在近表面層生成一層類似nio的立方巖鹽結構鈍化層,從而導致其電化學性能下降。Brass wires are winded between two metallic electrodes located in a vacuum chamber, where 2 m thickness films are deposited onto the substrate glass after explosive wires discharging
實驗結果表明:玻璃基體表面被鍍上一層緻密的銅膜,具有與金屬類似的導電性。在掃描電鏡下觀察,膜厚約為2 m 。A vacuum carbonized furnace which manufactured to carbonize straw pole, a set of equipment which globe - grinded the carbonized straw pole were designed and prepared in this work. the furnaces were used to carbonize the smashed straw pole in the vacuum furnace first, and to grinded it in the globe - grinding machine. with the powder, woodceramics target and compound target were made to manufacture external metal - carbon wave - guide compound film series on columned ferrite surfaces
在本論文工作中,自行設計與製造了制備碳化秸稈的真空碳化爐及粉碎球磨設備,用此設備把粉碎的秸稈先在真空碳化爐中進行碳化,碳化的秸稈粉再經過球磨設備球磨成細粉,用此細粉做成木質陶瓷靶和復合靶材在圓柱鋰鐵氧體表面鍍覆符合要求的表面金屬-碳系復合波導膜,並制備了木質陶瓷塗層導電膜。The results exhibit that this method not only guarantees the uniform dispersion of carbon nano tubes in coating but also increases polarized molecular group on the surface of carbon nano tubes. it is helpful to roundly improve the performance of coating. the effects of dosage of
實驗驗證運用這種處理方法不僅可以保證碳納米管比較均勻地分散在塗層中,而且還使碳納米管表面具有更多的極性基團,有利於導電防腐塗層性能的綜合改善提高。Oxygen atoms in the air are known to actively react with the fresh gaas. it was observed that the ga - o bond is stronger than that of as - o and that ga atoms preferentially migrate towards the surface leaving vacancies behind in the subsurface region. this behavior can convert the subsurface layer into an as - enriched one
本文分析了硫鈍化后源漏飽和電流減小的原因,認為gaas表面極易被空氣中的氧原子氧化,由於ga - o鍵比as - o鍵結合的更緊, ga原子優先向表面移動,這導致亞表面層成為富as層。分享友人