電子比熱 的英文怎麼說
中文拼音 [diànzibǐrè]
電子比熱
英文
electronic specific heat-
And then, metal structure with aspect ratio 30 was obtained in our laboratory. eventually, a few micro parts with high aspect ratio were fabricated by liga process under the optimum condition. there were key parts of micro thruster, netlike nickel antielectron modulator, micro copper radiator, stainless steel micro components and many filter mediums with different shapes and dimensions
最後，我們利用liga技術加工的獨特優點，以發展其高深寬比技術的實際應用，先後製作了狹縫陣列鎳結構微推進器關鍵部件、薄壁網狀多孔鎳結構正電子慢化體、微型銅結構換熱氣和多種材料不同、尺寸各異的過濾介質，還結合利用liga技術和微細電火花技術的加工優點，製作出了不銹鋼微結構These measurements showed that the electronic heat well below tc was dominated by an exponential dependence.
這些測量結果表明，在遠低於Tc的溫度下，電子比熱是按指數規律變化的。( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines
（ 2 ） cu等離子體光譜：在420 570nm波長范圍內觀測了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈；比較了激光能量對cu等離子體發射光譜、電子溫度的影響；用局部熱力學平衡（ lte ）近似，測得cu等離子體的電子溫度為104k數量級；在不同背景氣壓下，觀測了激光燒蝕cu等離子體光譜的空間分佈。Our company owns the knitting dyeing factory, the electronic toys factory and the hardware products factory, mainly do the business relating to sell " shen qi wei " micro radio control racing car ( hottest ), 1 / 10 scale radio control 4wd high performance racing car ( new ), radio control electric plane ( hottest ), mini electric duplicator, light control gifts, sonic control dolls, little pals, jumping ball in china and i / e all kinds of products
本公司擁有針織染整廠、電子玩具廠和五金製品廠等一條龍出口生產加工基地，主要經營「神奇威」微型遙控車（熱） 、 1 / 10新數字比例遙控車（新） 、遙控飛機（熱） 、遙控玩具、光控禮品、電動迷你影印機、電動玩具、電子跳跳球、電子玩具、塑料玩具、聲控娃娃，玩具設計加工及各種進出口貿易。Because the lattice vibration is weak at very low temperature, the contributions of electrics and other low energy excitations become dominant parts of specific heat. therefore, we can study the micromechanism of many physical phenomena from specific heat measurement
在很低的溫度下，由於晶格振動變得很弱，電子和低能激發貢獻越來越突出，這對我們通過低溫比熱研究很多現象的微觀機制十分有利。Using the advanced technology by its head office ( newkey co., ltd. ), it produces various kinds of alumina black and white ceramic products. the component alumina ceramics, which are widely used in electron components, devices, electrical products, enjoy low loss of high frequency, high insulating strength, good specific volume resistance, small dielectric constant, high mechanical intensity and excellent airtightness and thermal and chemical stability
本公司根據目前市場需求，生產出各種型號的黑、白陶瓷產品，廣泛應用於電子、電工、化學工業、紡織工業、水暖、宇航、環保等諸多方面，系列產品有高頻損耗少，比體積電阻大，介電常數小，強度高，氣密性、熱穩定性、化學穩定性好等特點。Surface states and the topmost surface atoms of the batio3 thin films have been analyzed by x - ray photoelectron spectroscopy ( xps ) and angle - resolved x - ray photoelectron spectroscopy ( arxps ). the results show that the as - grown batio3 thin films have an enriched - bao nonstoichiometric surface layer which can be removed by ar + ion sputtering, and the atomic ratio of ba to ti decreases with increasing the depth of ar + ion sputtering
用x射線光電子能譜技術（ xps ）和角分辨x射線光電子能譜技術（ arxps ）研究了薄膜的表面化學態以及最頂層原子種類和分佈狀況，結果顯示在熱處理過程中薄膜表面形成一層富含bao的非計量鈦氧化物層，並且鋇-鈦原子濃度比隨著探測深度的增大而逐漸減小。The measuring of low - temperature specific heat is an important and effective method to study the structure of electronic states, the atomic vibration of lattice, phase transition and structure of grain boundary
低溫比熱測量是研究固體的電子能態結構、原子點陣振動狀態、相變、界面結構等信息的重要的且很有效的手段之一。Eev should be selected for various refrigeration systems according to the thermal properties of refrigerants ; the discharge coefficient of eev is sensitive to the aperture and impulse quantity of eev ; when the eev structure is made, the discharge coefficient goes up with the lowering of evaporation temperature or goes down with the hoisting of the condensation temperature. it is le
對于不同工質的冷藏集裝箱製冷系統，電子膨脹閥應該根據具體製冷劑的熱力性質選取；電子膨脹閥流量系數對孔徑和脈沖數比較敏感；在結構固定時，流量系數隨蒸發溫度的降低而升高，隨冷凝溫度的增加而增大，受過冷度變化的影響較小；電子膨脹閥的容量受孔徑影響最大。These measurements showed that the electronic heat well below tc was dominated by an exponential dependence
這些測量結果表明，在遠低於tc的溫度下，電子比熱是按指數規律變化的。The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point
系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關，因此研究比熱與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息，對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和超導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變，磁性相變，超導相變等及臨界點附近的標度規律。After extended the formula of normal state specific heat to the superconducting state, we obtain its electronic specific heat of superconducting state
擬合其正常態比熱，並把正常態的晶格比熱延伸到超導態后，在總比熱中減去，就得到mgb2在超導態的電子比熱。This produces light through collisions of the electrons with phosphors on the tube surface. the electrons are produced by electric fields rather than the mionic emission, and the vacuum tubes are much thinner than conventional crts
通過電子管與面上熒光粉相撞而產生光，這里的電子不是通過熱發射而是電場產生的，這種真空管要比常規的crt薄得多。Furthermore, the growth and the study of self - organized quantum dots structures become more and more important recently, and the application of self - organization technique become wider and wider in this thesis, we address the theory of film growth and the growth technique firstly more, the ways and characteristics of surface detection are prescribed we mainly report the growth process, results and discuss of self - organized quantum dots structures in the a12o3 substrates by s - k mode using ecr - mocvd, in the espd - u device the growth art of ain epilayer which is the preliminary foundation of self - organized gan / ain quantum dots structures, including the substrate cleaning, nitridation, the growth of buffer and the growth of gan and ain epilayer, is discussed we deliberately compare the test result of rheed xrd and afm and achieved the optimalized condition of ain at last we have successfully realized the growth of ain which is much smooth and better crystal quality moreover, we grow the self - organized gan / ain quantum dots structure in s - k mode because the limits of the heater temperature, we can not grow the atom - smooth epilayer of ain until now so we could not grow better quantum dots which have small diameter and big density but the self - organized quantum dots structures with better quality will be realized successfully if the substrate temperature is increased the thesis study belong to my tutor subject of national nature science foundation ( 69976008 )
本論文主要論述了在espd - u裝置上，採用電子迴旋共振等離子體增強mocvd （ ecr - pamocvd ）方法，在藍寶石襯底上通過s - k模式自組裝生長gan aln量子點結構的生長工藝、結果及討論。而重點分析了自組裝生長量子點之前的aln外延層生長工藝，包括襯底清洗、氮化、緩沖層的生長和gan 、 aln外延層的生長；通過高能電子衍射、 x射線衍射和原子力顯微鏡測試，並且對這些測試結果進行了詳細的比較研究，得出了較優化的工藝條件，生長出了晶質較好、表面較平整的aln外延層；進而採用s - k模式自組裝生長了gan aln量子點結構。由於實驗裝置加熱爐溫度的限制，我們沒有能夠生長出原子級平滑的aln外延層表面，因而沒能夠生長出密度比較大和直徑比較小的量子點。Microstructural change and thermal shock performance of metal / ceramic graded thermal barrier coatings in thermal shock experiments were studied by scanning electron microscope and energy - dispersive spectrometry. the results showed : 1 ) metal microstructure kept intact while ceramic microstructure had been destroyed ; 2 ) thermal shock performance of coatings was interrelated with its function to relax residual stresses, therefore thermal shock performance of gradient thermal barrier coatings was better than that of terraced thermal barrier coatings ; 3 ) thermal shock performance was concerned with metal content in metal / ceramic thermal barrier coatings, which would be improved when metal content was increased
利用掃描電子顯微鏡和能譜成分分析技術研究了金屬/陶瓷梯度熱障塗層在熱震過程中的顯微組織變化及其抗熱震性能.結果表明： 1 ）金屬顯微組織保持完好，陶瓷顯微組織有明顯的破壞； 2 ）塗層抗熱震性能與其熱應力緩和功能密切相關，梯度熱障塗層比階梯熱障塗層具有更高的抗熱震性能； 3 ）金屬/陶瓷熱障塗層抗熱震性能與其中金屬相含量有關，金屬相含量增加可改善塗層抗熱震性能At present, this system is one of the similar systems with the highest resolution
在測量溫區內，沒有觀察到電子對比熱的貢獻。At the temperature far below tc, the electronic specific heat deviates the bcs - like pattern largely
我們發現在遠小於tc的溫度，其電子比熱大大偏離bcs規律。We have measured the low - temperature specific heat of mgb2, and analyzed thoroughly its lattice and electronic contribution respectively
本文測量了低溫下mgb2的比熱，並詳盡分析了mgb2的晶格比熱和電子比熱。So, we fit the specific heat of its superconducting state by two - gap model, and get the magnitude and relative proportion of the two gaps
我們用二能隙模型對mgb2的超導態電子比熱擬合，分別得到了兩個能隙的大小和所佔比例。B ) we have compared the specific heats of ambient and high pressure sintered mgb2. it shows that the leap of electronic specific heat ces of high pressure prepared sample at tc is smaller than that of ambient pressure prepared sample
2 ）我們還對照研究了高壓合成的mgb2樣品比熱，發現tc處的電子比熱躍變ces比常壓制備的樣品小很多。分享友人