金屬導電率 的英文怎麼說
中文拼音 [jīnzhǔdǎodiànlǜ]
金屬導電率
英文
metallic conductivity- 金 : Ⅰ名詞1 (金屬) metals 2 (錢) money 3 (古時金屬制的打擊樂器) ancient metal percussion instrum...
- 屬 : 屬名詞1 (類別) category 2 [生物學] (生物分類系統上所用的等級之一) genus 3 (家屬; 親屬) fami...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 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...
- 率 : 率名詞(比值) rate; ratio; proportion
- 金屬 : metal
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The negative photoconductivity effect was found in the dimixing phthalocyanine composites. the experiment results indicated that the negative photoconductivity effects were closely related with the partial charge transfer from the center metals to phthalocyanine rings, and the separation efficiency of photocarriers was a key factor to the photoconductivity
結果表明,共混復合后,其光電導性能表現出負效應,並發現酞菁中心金屬與其相連的氮原子之間的部分電荷轉移是引起復合體系光電導性能變化的根本原因,同時復合體系中的電子空穴對的分離效率是影響光電性能的一個重要因素。Because the cross - section of the oversized rib waveguide we fabricated by wet - etching was trapeziform, we analyzed the transmission of oversized rib waveguide by combining effective refractive - index method. the influence of some factors on the optical transmission loss, such as material structure, the height of rib waveguide, and the thickness and refractive index of waveguide layer and up - layer of polymer material, was analyzed
因為濕法腐蝕工藝製作的反脊波導橫截面是梯形狀的,因此論文中採用了一種簡單有效的方法,即有效折射率法,對梯形反脊波導的光傳輸損耗特性進行了分析,同時考慮金屬電極產生熱場對脊波導傳播特性的影響。The most achievement is that we firstly obtain the analytic accurate solution of the modal fields of the waveguide structure and find some available character : ( 1 ) the different uniaxial crystal materials have the different propagation properties ; ( 2 ) when the optical axis of the crystal is on the plane that is made up of the normal direction of the waveguide plane and the propagation, there are te mode and tm mode in this special waveguide, but the principal mode is different of the character of the uniaxial crystal, the principal mode is the principal mode of te mode for the negative uniaxial crystal, but the one of tm mode for the positive uniaxial crystal ; ( 3 ) when the crystal optical - axis parallel to the waveguide plane, for the positive uniaxial crystal material, the principal mode of the waveguide is a te wave, which can be excited by the light at any frequency ; when the light frequency satisfies a single mode propagation condition, there will be only the principal mode propagating in the waveguide, otherwise some of the higher order modes can be excited, which are neither te modes, nor tm modes, but the hybrid guided modes
本文就是在此背景下,利用金屬波導和單軸晶體的一些特性,結合麥克斯韋方程組和波導的邊界條件,從三種不同的情況研究了光在對稱平面單軸晶體金屬波導(波導層是單軸晶體,兩個波導界面均為金屬)內的傳輸特性,其主要貢獻為,首次解析地得到了這種波導結構下模式場的精確解,並發現了一些有用的特性: ( 1 )模式場的性質因單軸晶體的性質不同而異; ( 2 )當單軸晶體光軸位於波導界面法方向與傳輸方向構成的平面內時,波導中傳輸te波和tm波,只不過其主模因單軸晶體的性質不同而異,當波導層介質為負單軸晶體時,波導主模是te波主模,而波導層介質為正單軸晶體時波導主模是tm波主模。 ( 3 )當單軸晶體光軸位於波導面內時,對于正單軸晶體,波導的主模是橫電波te _ 0模,任何頻率的光波均可激勵該模式;當光波波長滿足一定條件時,波導內傳輸單模,否則,將激勵起高階模式,高階模即匪te波,也匪tm波,而是兩者耦合而成的混合模。The adulterated edible oil could be determined by detecting the regular physicochemical indexes, metal ion content, conductivity, sdbs content, afb1, volatile material, fatty acid composition, cholesterol, ir and uv characteristic absorption
通過對油脂的常規理化指標、金屬離子含量、電導率、十二烷基苯磺酸鈉( sdbs ) 、黃麴黴毒素、揮發性物質、脂肪酸組成、膽固醇、紅外及紫外特徵吸收等指標進行定性定量分析,可以鑒別食用油是否摻偽。The results show that effects of alkali metal salts on conductivity are different because of their different anion radium, crystal lattice energy, ionic mobility and solubility in electrolytes, that different ionic conduction modes of electrolytes result to double - peak of salt concentration dependence of conductivity and different temperature dependence, and that different influences of plasticizer to conductivity result from their different action
結果表明,不同堿金屬鹽對電解質電導率的影響因其陽離子半徑、晶格能、離子淌度以及在電解質中的溶解度的不同而不同;電導率的鹽濃度依賴性因電解質的離子傳導方式不同而明顯呈現雙峰形;增塑劑對電導率的影響則因其作用方式不同而產生不同的效果;電導率的溫度依賴性也因電解質的離子傳導方式不同而呈現不同的規律。Synthetic cryolites is mainly used as the flux in the aluminium electrolysing and the fillers of rubber, grinding wheel, the milk whiter agent of enamel glass - shaded and the flux of the non - iron metal, etc. its merits are adjustable molecular ratio, lower cost and good fluidity
人造冰晶石可作電解氧化鋁的助熔劑,橡膠,砂輪的填充劑,搪瓷玻璃罩的增白劑及非鐵金屬的助溶劑等,它具有可調整的克分子傳導率,成本低,流動性好等優點In this thesis, we use the random - matrix - theory to revise the following calculating methods : ( 1 ) the heat capacity and the spin susceptibility of the normal metallic small particles ; ( 2 ) the heat capacity of the conventional metallic small particles at the low temperature using the mean field approximation method ; ( 3 ) the heat capacity of the conventional metallic small particles at the vicinity of the critical temperature using the static path approximation method
本文採用隨機矩陣理論,計算了: ( 1 )正常態金屬小粒子的電子熱容和順磁磁化率。 ( 2 )在平均場近似下,計算了超導金屬小粒子低溫區的電子熱容。 ( 3 )在靜態路徑近似下,計算了超導金屬小粒子轉變溫區的電子熱容。3. the distance of metal wire and ground is smaller, the effective permeability leff, quality factor q and resonance frequency srf is also smaller ; the coil turns increases leff will increase, the q value and resonance frequency srf will drop ; the line width increases leff will drop, resonance frequency srf will increase and the q value is nearly invariable ; the via size, the pad layer size and thickness is little effect the effective permeability leff and resonance frequency srf but seriously influence q value
3金屬導線離地的距離越小,有效電感值leff 、品質因子q 、自諧振頻率srf也越小;線圈圈數增加, leff增加, q值和自諧振頻率srf下降;線寬增加, leff下降自諧振頻率增大q值幾乎不變;通孔大小、覆蓋層的大小及厚度對有效電感值leff和自諧振頻率srf沒有多大影響,但對q值影響較大。The four - probe method to measure the conductivity of metal thin board
金屬薄板電導率的四探針測量法The crust of carrying parts adopts flame - resistant engineering plastic which has excellent electric property and high safety coefficient. all contacts adopt noble metal, so it has no arc and has long life. and the carrying parts adopt high - conductance excellent copper and high - flexibility material
本產品面板採用高級防彈膠,載流零件殼體採用阻燃工程塑料,電性能優越,安全率數高,觸頭全部採用貴金屬觸點,不起弧,壽命長,載流零件選用高導率的優良銅材和高彈性材料,產品性能得以充分保證Both the dielectric layer and metal film were internally deposited on the fiber. it is found that ag is able to engender the highest ir reflectivity among the metal materials, so ag is ascertained as the metal layer material of the hollow waveguide, cop was used in this work as the dielectric material. based on countless calculations, optimum thickness for the deposited films were obtained, namely, 0. 2 / / m for ag layer and 1. 4 fan for the cop layer
實驗用來制備空芯光纖的基管材料為石英基管;內徑為1mm ;通過理論推導與分析發現:相對于其它的金屬材料而言,金屬銀的紅外反射率最高,因此金屬銀最適合用做制備空芯光纖的金屬膜層的材料;通過比較幾種聚合物的性質確定選擇環烯聚合物cop為電介質層材料;通過理論推導與計算確定了金屬銀膜與電介質膜的最佳理論厚度,即銀膜為0 . 2 m , cop膜的厚度為1 . 4 m 。By studying and using conventional 1c process in combination with electron beam lithography ( ebl ), reactive ion etching ( rie ) and lift - off process, several efficient results are produced : semiconductor and metal nano - structures are fabricated ; the matching problem of photolithography and electron beam lithography is well solved ; the process efficiency is improved ; the process is offered for the controlled fabrication of nano - structures by repetitious process testing ; several nano - structures such as si quantum wires, si quantum dots, double quantum dot structures and tri - wire metal gate are firstly fabricated by using ebl and rie processes
研究利用常規的硅集成電路工藝技術結合電子束光刻,反應離子刻蝕和剝離等技術制備半導體和金屬納米結構,很好地解決了普通光刻與電子束光刻的匹配問題,提高了加工效率,經過多次的工藝實驗,摸索出一套制備納米結構的工藝方法,首次用電子束光刻,反應離子刻蝕和剝離等技術制備出了多種納米結構(硅量子線、量子點,雙量子點和三叉指狀的金屬柵結構) 。This modulator works with the guided - wave reflectance peak, in which the light intensity is changed by the variation of the refractive index of poled polymer due to the electro - optic effects. device performances have been theoretically and experimentally investigated. we also successfully carried out experiments of video signal transmission using the proposed modulator
該調制器工作于金屬包覆波導的衰減全反射導模吸收峰,利用極化聚合物電光材料的折射率對導模吸收的影響來實現電光調制,並對器件的性能指標進行了實驗研究,同時利用製作的反射型電光調制器進行了視頻信號良好地傳輸實驗。Test method for resistivity of metallically conducting resistance and contact materials
金屬導體電阻與接觸材料的電阻率的測試方法Test methods for determining electrical properties of electric cables and wires. measurement of resistivity of metallic conductive materials
電線電纜電性能試驗方法金屬導體材料電阻率試驗The calculated temperature coefficient of resistivity was 2. 80x10 - 3 k - 1 at the temperature range of 25 - 800. the thermal expansion coefficient ( tec ) was 8. 71 x l0 - 6 k - 1
電阻率隨溫度升高而變大,具有典型的金屬導體特徵,計算的電阻溫度系數為2 . 80xlo一3k一, 。The position and conductivity of internal metal block have little influence on the coupling of microwave into the slot of the cavity. 4
內置金屬塊的位置變化及內置金屬塊電導率變化對微波與帶縫腔體耦合的影響很小。A new method of mix - oxide doped electrochromics is described in this paper. the electrochromic layer and the ionized conductance layer are doped with oxide and metal respectively, which highly improve the characters of response and chromic transitivity of the electrochromic apparatus. finally, the experimental results are presented
本文論述採用混合氧化物摻雜的新方法,對電致變色層和離子導電層分別摻入氧化物和金屬,使電致變色器件響應速度、增大著色透過率變化等方面的特性得到很大改善.最後給出實驗結果Measuring methods for electrical resistivity and conductivity of non - ferrous materials
有色金屬材料的電阻率及導電率測量方法To make theory confide with experiments, it is necessary to correct the casimir effect for real media including effects of nonzero temperature, finite conductivity of the boundary metal and surface roughness and also the combined effect of these important factors
根據實際的實驗條件,需要對casimir效應作一些相應的修正,其中主要考慮有限溫度、金屬表面的粗糙程度及金屬邊界的有限導電率等因素對casimir力的影響。分享友人