電導量子化 的英文怎麼說
中文拼音 [diàndǎoliángzihuà]
電導量子化
英文
conductance quantization- 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
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 量子 : quantum; gion
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The traditional cell fusion methods have biologic inducement and chemical inducement. with the cell fusion having huge potential application on biology, medical science, pharmacy, the scientists from many countries who work on various fields such as physics, electronics, biology, medical science, etc. dived into a large amount of manpower and materials to carry on special research, in the eighties of last century a new cell fusion technology that cell electrofusion, had been developed
傳統的細胞融合方法有生物誘導法和化學法,由於細胞融合在生物、醫學、藥學上的巨大潛在應用,來自物理、電子、生物、醫學等領域的各國科學家相繼在該領域傾注了大量人力物力進行專項研究,八十年代發展起來的一門新興的細胞融合技術- -細胞電融合( cellelectrofusion ) 。Influence of electronic velocity on mean number of phonons of polaron in a semiconductor quantum dot
電子速度對半導體量子點中極化子的聲子平均數的影響The mass specific capacitance of anthracite - based hsaac is smaller in organic electrolyte than that in aqueous electrolyte, because the diameter of solvated ions in the former is bigger and its electrical conductance smaller
量比電容。這一現象的產生與有機電解質溶液中溶劑化離子的直徑較大、電導率;較低有關。After the stolon had suffered from severing disturbance, clonal ramets could keep photosynthetic organ from being damaged through the plastic responses of the chlorophyll fluorescence traits, such as increasing nonphotochemical quenching of chlorophyll fluorescence ( npq ), decreasing actual photochemical efficiency of ps ii in the light ( f / fm " ) and photochemical electron transport rate ( etr ). moreover, the clonal ramets could also increase water use efficiency by means of decreasing stomatal conductance
在匍匐莖受到切斷干擾后,臭柏能通過提高非光化學猝滅( npq ) 、降低ps實際光化學量子產量( f fm 』 )和表觀光合電子傳遞速率( etr )等葉綠素熒光特性的可塑性反應來保護小枝光合機構不被破壞,並且可以降低氣孔導度以提高水分利用效率。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。2801 and lbg was used as polymer matrix because of their different hfp ratio, dbp was used as plasticizer. the films were made by bellcore method. structure, crystallinity, liquid uptake and conductivity of the films with different ratio of pvdf dbp sio2 was determined
本文用hfp含量不同的2801和lbg為基體, dbp為增塑劑,採用bellcore方法制膜,得到了聚合物電解質的結構、結晶度、吸液量和電導率隨sio _ 2 、增塑劑含量、聚合物結晶度的變化規律,並對納米無機粒子改性聚合物電解質的機理進行了一些探討。In this article, the bellcore method was used to prepare polymer electrolyte membrane based on pvdf - hfp, and polymer electrolyte membranes under different conditions were prepared by changing sorts of solvents 、 ratio of dbp and solvent. effects of ratio of plasticizer and solvent on the liquid uptake 、 sem 、 mechanism capability 、 ionic conductivity 、 electrochemical stability window of polymer electrolyte membrane were also studied. through optimizing the preparation technics, the integrated effects of additives such as pc 、 ec 、 dbp and nanophase al2o3 on the ionic conductivity 、 liquid uptake were studied
本文以聚偏氟乙烯-六氟丙烯共聚物pvdf - hfp為基質,採用bellcore制膜法制備了pvdf - hfp聚合物電解質膜,通過改變增塑劑dbp的含量、溶劑的種類及溶劑的含量制備了不同條件下的聚合物電解質膜,分別研究了增塑劑含量、溶劑含量等對聚合物電解質膜的吸液率、表面形貌、機械性能、離子電導率、電化學穩定窗口等的影響;對制備工藝進行了優化,研究了各種添加劑如pc 、 ec 、 dbp及納米al2o3對聚合物電解質膜的離子電導率、吸液率等性能的綜合影響。By following approach of haken who quantizes the light field and making use of the quantisation of the electromagnetic field, this paper quantizes the electron wave field and derives the hamilonian of interation between the radiation field and the electron wave field
摘要仿照霍金對光場進行量子化的方法和電磁場的量子化理論,本文對電子波場進行了量子化,推導出了輻射場與電子波場相互作用的哈密頓量。In the framework of the long - range interaction, we study the interfacial effects on the pyroelectric and dielectric susceptibility of a ferroelectric bilayer for the first time. we find that the quantum effect can lead to the disappearance of some of the peaks of the pyroelectric and susceptibility of the bilayer
我們首次在長程相互作用的框架內,考察了界面對雙層膜的熱電、介電等物理性質的影響,且量子效應的增強會導致鐵電雙層薄膜的熱電系數和介電極化率的某些峰的消失。According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography
第二章首先以xyz - 1型電化學抑制柱為例,分析了電化學抑制柱的抑制過程得出影響抑制容量的主要因素主要是抑制柱的電流效率和離子交換膜的極限電流密度,因此採用中等交換能力的離子交換樹脂作為抑制室的填料以提高電流效率,在通常情況下電流效率可達到90以上;在選用同種離子交換膜的前提下,可通過增加離子交換膜的有效面積達到提高極限電流的目的從而提高抑制柱的抑制容量,因此提出了多級抑制的概念並據此研製了共電極式高容量電化學抑制柱,該抑制柱最高可將流速為1 . 0ml / min ,濃度為200mmol / l電導率超過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為電導率低至8 . 9 s ? cm ~ ( - 1 )的純水,並且具有穩定性高、分析結果準確等優點。In the mean time, i test the separator ’ s performance, including the rate of hole 、 the performance of absorbing electrolyte and the conductance eletrochemical steady range 、 machine intensity test, and then make bettery to test its cycle performance. the test result show that, the spreading separator get better performance, when dbp ’ s percentum reach 50 %, and dry temperature reach 90, after ultraviolet radiation disposal. the test show that, the separator has high conductance reach 6. 1 10 - 3s / cm ( 25 ), and the machine intensity can reach 3. 92 mpa, this separator can meet the need of making bettery, the bettery capability will go down after 30 cycle. and the bettery show worse performance under high temperature, under 70, the bettery will get fire. making the intensified seprator, i find that when dbp % : pvdf % = 40 % : 60 %, dbp % + pvdf % : sio2 % = 70 % : 30 %, the separator get
但用其制備的電池循環30周期后容量發生衰減,並且電池高溫性能差, 70下電池燃燒;強化聚合物膜的最佳制備配比條件為: dbp : pvdf為40mass % : 60mass % , dbp含量與pvdf含量之和與納米sio2含量比值為70mass % : 30mass % ;強化電解質隔膜的室溫離子電導率也可達4 10 - 3s / cm左右,完全能滿足聚合物鋰離子電池的使用需要;機械強度遠遠大於流延法制得的隔膜,達到108 . 84mpa 。The liquid uptake of polymer electrolyte membrane first increase, then remaining the same as the increasing of ratio of solvents. mechanism capability and ionic conductivity fist increase then decrease during the process, but it changed not much in total. through the test of sem it can be found that the structure of membrane changed little during the process
在增塑劑含量及聚合物基質含量一定的條件下,隨溶劑含量的增大,聚合物膜的吸液率先增大后基本保持不變,機械強度及離子電導率則先增大后減小,通過sem測試可知,膜的表面形貌無明顯變化。In this paper, pure and doped ktp crystals were grown from the flux using a top - seeded method, and special technique have been used to lower the electrical conductivity to three orders of magnitude than common flux ktp, the values is up to 10 - 10 ( cm ) - 1, this overcame the shortcoming that common flux ktp cannot be used in e - o application field because of having higher electrical conductivity. the growth condition, doped elements and annealing technology were investigated. single crystals of ktp with high quality and big z - cut cross section were obtained by optimizing the parameter of crystal growth
本實驗採用頂部籽晶熔劑法生長了純的以及不同摻雜的ktp晶體,用特殊工藝處理技術將普通熔劑法ktp的電導率降低了三個數量級,達到了10 ~ ( - 10 ) ( cm ) ~ ( - 1 ) ,解決了普通熔劑法ktp晶體由於離子電導率太大而無法用於電光應用領域的困難;對ktp晶體的生長條件、摻雜元素以及退火工藝等進行了研究,通過優化生長工藝技術參數,突破了工藝技術生長難關,得到了高光學均勻性、具有大z切面的ktp單晶。In this dissertation, we study the quantized conductance phenomena on the experimental side and obtain the physical parameters of the 2deg in our samples
在這論文中,我們在實驗方面研究了電導量子化的現象,並且得到我們樣品之二維電子氣的基本特性。Analyses and researches the 2 channel voltage source ' s functional and characteristic requirements of the experiment system of the acoustic current transport model in the quasi - 1d electron channel. 2. designed and realized the hardware circuit of the 2 channel voltage source
兩路高精度高穩定度饋源在進行準一維電子通道量子化聲電流輸運實驗的中得到了很好的使用效果,在國內首次觀察到了在甚低溫下準一維電子通道的電導量子化現象。We have investigated transport properties of electrons in magnetic quantum structures under an applied constant electric field. the transmission coefficient and current density have been calculated for electron tunneling through structures consisting of identical magnetic barriers and magnetic wells and structures consisting of unidentical magnetic barriers and magnetic wells. it is shown that the transmission coefficient of electrons in a wider nonresonance energy region is enhanced under an applied electric field. the resonance is suppressed for electron tunneling through double - barrier magnetic ( dbm ) structures arranged with identical magnetic barriers and magnetic wells. incomplete resonance at zero bias is changed to complete resonance at proper bias for electron tunneling through dbm structures arranged with different magnetic barriers and magnetic wells. the results also indicate that there exist negative conductivity and noticeable size effect in dbm structures
對磁量子結構中電子在外加恆定電場下的輸運性質進行了研究.分別計算了電子隧穿相同磁壘磁阱和不同磁壘磁阱構成的兩種磁量子結構的傳輸概率和電流密度.計算結果表明,在相當寬廣的非共振電子入射能區,外加電場下電子的傳輸概率比無電場時增加.對于電子隧穿相同磁壘磁阱構成的雙磁壘結構,共振減弱;對于電子隧穿不同磁壘磁阱構成的雙磁壘結構,無電場作用時的非完全共振在適當的偏置電壓下轉化為完全共振,這時的電子可實現理想的共振隧穿.研究同時表明,磁量子結構中存在著顯著的量子尺寸效應和負微分電導The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time
Ktp晶體的電光應用試驗表明:用離子交換法製作的電光波導,其離子交換濃度、折射率變化符合餘弦誤差函數,光學均勻性以及器件的溫度穩定性較好;製作的強度調制電光開關,消光比為150 : 1 ,對1064nm激光的插入損耗為2 . 5 ;製作的電光調制器用於激光脈沖整形試驗,從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖,該電光開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。In this paper, the thermoelectric properties of ca3co2o6, and ca3co409 with layered structure are investigated by the quantum chemistry calculation. their conductivity and good thermoelectric properties are explained
本文運用量子化學計算方法對ca _ 3co _ 2o _ 6和ca _ 3co _ 4o _ 9層狀氧化物體系的熱電性質進行了研究,解釋了其傳導特性及其具有良好熱電性能的原因。Rsfq ( rapid - single - flux - quantum ) logic family is a new type of technology in superconducting digital circuits, in which the information is carried in the presence or absence of sfq voltage pulses generated by damped josephson junctions
超導快單磁通量子rsfq ( rapidsinglefluxquantum )電路是一種新型超導數字電子技術,它通過磁通量子化了的電壓脈沖的有、無,來表示二進制信息。In the second quantized theory, however, the negative energies lead to the prediction of antiparticles ( positrons ) which is regarded as one of the greatest successes of the driac equation ( chapter 10 )
然而,在二次量子化中,負能量導致了存在反粒子(正電子)的預言而被看作狄拉克方程的最偉大成就之一(第10章) 。分享友人