第三熱電性 的英文怎麼說
中文拼音 [dìsānrèdiànxìng]
第三熱電性
英文
falsepyroelectricity- 第 : Ⅰ助詞(用在整數的數詞前 表示次序) auxiliary word for ordinal numbers Ⅱ名詞1 [書面語] (科第) gr...
- 三 : Ⅰ數詞1. (二加一后所得) three 2. (表示多數或多次) more than two; several; many Ⅱ名詞(姓氏) a surname
- 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...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 第三 : third第三帝國 [德國] the third reich (1934 1945); 第三 (層)樓 [美國] third story; [英國] seco...
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Specification for industrial rigid laminated sheets based on thermosetting resins for electrical purposes ; part 3 : specifications for individual materials ; sheet 3 : requirements for rigid laminated sheets based on melamine resins
電工用熱固性樹脂工業硬質層壓片規范.第3部分:單項材料規范.活頁3 :對三聚氰胺樹脂硬質層壓片的要求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。In this paper, the property difference of sio2 sols used for preparing thin films by esam method or sol - gel process has been discussed. three kinds of sio2 sols were prepared, catalyzed by hcl or nh3 h2o only, or hcl first and then nh3 h2o respectively ( please note : in following text, the sio2 sol catalyzed by hc1 first and then nh3 h2o and its correspondent films will be named sio2 sol 1 # and film 1 ; the sio2 sol catalyzed by nh3 h2o only and its correspondent films will be named sio2 sol 2 # and film 2 # ). through investigating the assembling properties of the sols, observing thin films " microscopic structure with tem and testing their transmissivity with 721 spectrophotometer, we find that the first kind of sol is not suitable for preparing esam films, but the last two, i. e. sol 1 # and sol 2 #, are good
本文討論了esam法制備薄膜所用的溶膠與sol - gel法所用的溶膠在性能上的區別,在hc1或nh _ ? h _ 2o分別單獨催化和hc1 nh _ 3 ? h _ 2o分步催化三種催化條件下制備了sio _ 2溶膠(以下規定hc1 nh _ 3 ? h _ 2o分步催化的sio _ 2溶膠為1 ~ #溶膠,相應的薄膜為1 ~ #薄膜, nh _ 3 ? h _ 2o催化的sio _ 2溶膠為2 ~ #溶膠、相應的薄膜為2 ~ #薄膜) ,在通過組裝薄膜並用透射電鏡( tem )觀察薄膜微觀結構以及用721分光光度計測試樣品的光透射率,得出了后兩種催化方法所制備的溶膠適合於esam法鍍膜,而第一種溶膠不適于用此法鍍膜的結論,用傅立葉紅外光譜( ft - ir )研究了溶膠組成;用差熱失重分析儀( dta - tg )對膠體進行了熱分析。Portable long - range infrared surveillance system thermovision 2000 is a state - of - the - art long - range platform mounted thermal imaging system, offering unmatched performance with its long - wave gen - iii qwip sensor and internal three field of view optical system
Thermovision 2000是尖端科技的長距離安裝有紅外熱像系統的監視平臺,提供無與倫比的第三代長波qwip quantum well infrared photondetector量子阱紅外光電探測器的性能和內置三種不同光學視場角25In the way based the scientific and tecdrical talks on i presided at and panicipated in, the graduation theis included a p1entful thets in recent years wtll be divided into three parts for depiction conxteniently and clearly, according to the content as fo1lowsf ( l ) the study of shock compression properties with the drixtiir - liquid co and n, experimentally ( 2 ) the study of the phenomenon of excess heat produced by deuteriurn atoms entering into the lattice of titaluxn experimentally ( 3 ) the calcujation for the electronic structure and energy of hydrogen atoms cluster ffi. the mainstream in the first part of the paper is to exposure some experimental tecndques in high pressure and high temperatur shock compression physics, including by using a cryo - target cooled down circulating steaxned n, to condense the well - proportioned mixed liquid sample from pure gas co and n = with equal molar voiurne
根據近幾年所承擔和參加的科研任務,將研究成果總結寫成的論文按以下三個部分敘述: ( 1 )液體co和n _ 2混合物沖擊壓縮特性的實驗研究(由國防科技重點實驗室基金項目96js75 . 2 . 1 . jw1902資助) ( 2 )重氫原子進入鈦晶格中引起過熱現象的實驗研究(由國家自然科學基金10145002資助) ( 3 )氫原子團簇h _ 9的電子結構與能量計算第一部分以高溫高壓沖擊波物理實驗為主,採用自行研製的低溫循環汽冷靶冷凝制樣技術由高純co和n _ 2氣體獲取等摩爾體積均勻混合的液體沖擊初態樣品。In this paper, firstly, monolithic materials cosb3 and bi2te3 were prepared by sparkle plasma sintering ( sps ) respectively, and at the same time the microstructure of cosb3 and bi2te3 were studied by sem ; the seebeck coefficients and electrical conductivities of monolithic materials were measured by standard - four - probe method ( ulvac zem - 700 ) in a he atmosphere simultaneously, and their thermal conductivities were investigated by laser flash method ( tc - 7000 ) in vacuum. secondly, the junction temperature of graded bi2te3 / cosb3 thermoelectric materials was optimized based on the thermoelectric transport properties of monolithic materials, also when graded materials were used in the temperature difference ranging from 300k to 800k, the length ratio of monolithic materials cosb3 and bi2te3 were optimized in theory. thirdly, graded bi2te3 / cosb3 thermoelectric materials were prepared by two - step sps sintering, and the relationship between its average seebeck coefficients and temperature were calculated by theory mo del
均質材料cosb _ 3和bi _ 2te _ 3的電導率和seebeck系數採用標準四端子法于he氣氛下在zem - 1上同時進行測量;熱導率採用激光微擾法( tc - 7000 )于真空狀態下進行測量;其次,在對均質材料cosb _ 3和bi _ 2te _ 3熱電傳輸特性研究的基礎上,對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的界面溫度進行了優化;為了使結構梯度bi _ 2te _ 3 cosb _ 3熱電材料在300k至800k的溫度范圍內具有最佳的熱電性能,本研究同時對梯度結構熱電材料當中均質材料cosb _ 3和bi _ 2te _ 3材料的長度進行了優化設計;第三,通過兩步放電等離子燒結的方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3熱電材料;採用理論計算的方法研究了梯度結構熱電材料平均seebeck系數和溫度的關系;同時為了驗證設計的結果,本論文對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的開路輸出電壓和熱端溫度之間的關系及梯度材料在300k至800k的溫度范圍內使用時的功率輸出進行了相應的研究。( 1 ) the got by experiment may contain thermal contributing by electrons and this part is not can be ignored. ( 2 ) got by thermal dynamic experimental data under normal temperature and pressure can be a standard for various theoretical models, but its precision should be analysis carefully before to use. ( 3 ) the method of using the migault ' s formular associate tuning up parameter to express which often be used is not very reasonable
本文第3章就gr neisen物態方程研究了三方面問題:第一方面,在分析了幾種不同定義的gr neisen系數的區別與聯系的基礎上指出, ( 1 )在沖擊壓縮區,直接依據實驗數據獲得的往往包含不可忽略的電子熱貢獻; ( 2 )常態熱力學可作為檢驗gr neisen系數理論模型的一個標準,但應注意該實驗測量值的精度(包括由於實際材料中存在的「非三項式物態方程因素」的影響) ,而所總結的在周期表上所具有較明顯的規律性,可作為對該值精確程度判斷的參考; ( 3 )指出一種以調節參數的migault公式描述的常用方法的基礎與實際情況並不相符。In the second part, the reliability research on electronic packaging was concentrated with finite element method ( fem ) on moisture diffusion in plastic materials, die cracking of flip - chip with no - flow underfill and thermal performance of high power electronic components. in the last chapter, the design tool for advanced electronic package was studied. the main conclusions in the second part are as follows
論文第二部分電子封裝可靠性研究包含對塑封材料中水汽擴散研究、填充不流動膠的倒裝焊晶元可靠性研究以及大功率器件散熱問題研究三方面內容,最後為實現封裝設計標準化和自動化,研究了若干最主要的電子封裝構型的參數化有限元建模、加載和相應的求解方法。The dependence of the curie temperature and the critical transverse field on the long - range exponent is obtained. long - range effects on the pyroelectric coefficient and susceptibility of a ferroelectric bilayer with a ferroelectric interfacial coupling are investigated by use of the transverse ising model within the framework of mean field theory
同時還考察了長程相互作用對居里溫度和臨界橫場的影響;界面、長程相互作用及橫場對鐵電雙層膜的熱電性質和介電性質的影響在本文的第三部分我們作了較為詳細的研究。Over the years, the company independent innovation and invention duty, in particular the use of sophisticated technology of modern microelectronics technology, and strive to explore clean coal gasification and combustion heat the best possible use of the method, so as to achieve environmental protection, energy saving, safety and easy - to - use purpose, commitment to the new environmental generation of intelligent energy - saving boiler equipment series product development and manufacturing, through repeated testing, improvement, the test units and hundreds of users use, continuously improve product performance, technology is improving daily, manufacturing production has been stereotyped by the third generation products " disorientated " card microcomputer control automation system gas boiler energy conservation and environmental protection official on the market
多年來,公司以自主創新和發明創造為己任,利用尖端科技尤其是現代微電子技術,努力探索實現煤炭煤氣化潔凈燃燒和熱能盡可能得到充分利用的方法,從而達到環保、節能、安全和使用方便的目的,致力於新一代智能型環保節能鍋爐設備系列產品的研發和製造,經過反復試驗、改進,試銷和幾百個單位用戶的使用,產品性能不斷提高,技術日臻完善,現已定型製造批量生產的第三代產品「 ?牛」牌微電腦自動化控制煤氣節能環保鍋爐正式推向市場。Sfsz - zro2 has sensitive electric property parameter and is used for making oxygen sensors, oxygen detectors, the fuel cell of third generation and high - temperature heater
具有敏感的電性參數,是製作氧傳感器、氧探測儀、第三代燃料電池和高溫發熱體等的主要組成份。Specification for industrial rigid laminated sheets based on thermosetting resins for electrical purposes part 3 : specifications for individual materials sheet 3 : requirements for rigid laminated sheets based on melamine resins
電氣用熱固性樹脂工業硬質層壓板規范第3部分:單項材料規范第3篇:對三聚氰胺樹脂硬質層壓板的要求Insulating materials - industrial rigid laminated sheets based on thermosetting resins for electrical purposes - part 3 - 3 : specification for individual materials - requirements for rigid laminated sheets based on melamine resins
絕緣材料.電工用工業剛性熱固性樹脂基層壓板材.第3 - 3部分:單項材料規范.三聚氰胺樹脂基剛性層壓板的要求分享友人