negative potential 中文意思是什麼

negative potential 解釋
負電熱
  • negative : adj 1 否定的 否認的;拒絕的 (opp affirmative); 反對的 反面的;消極的。2 (opp positive) 【電...
  • potential : adj 1 可能的;【語法】可能語氣的。2 潛在的;有潛勢的;【物理學】位的,勢的。3 〈罕用語〉有力的。n...
  1. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過激光冷卻能使原子速度降至很小甚至為零,光壓力的作用將使原子被較穩定地囚禁于激光駐波場的節點和反節點處,其穩定程度取決于該處光壓力曲線負斜率的大小、對應勢能的勢阱深度以及動量擴散系數的大小,因此,如何在實驗中合理選擇激光強度、失諧量等顯得尤為關鍵。
  2. Presence of vulcan xc - 72 active carbon powder in the pt / moox / gc composite electrode by electrochemical codeposition made peak potential of methanol oxidation a further negative shift of about 50mv and a further promotion of co - tolerant performance for methanol oxidation

    催化劑中vulcanxc - 72活性碳粉的引入即共沉積制備的pt moo _ x c gc電極催化劑甲醇氧化峰電位又進一步負移50mv左右,抗co中毒催化性能又進一步提高。
  3. Stressing the need for everyone to act responsibly to ensure not just their own information security, mr wong said the highly interconnected nature of the information world meant we were dependent to a large extent on each other to assure the security of our data and systems. " for instance, while e - mail is becoming a common and efficient way of communication, it also poses potential threats to all it touches. and a likely tangible consequence to any laxity in our information security could be a costly negative impact on the conduct of our e - business.

    王錫泉強調,每個人都有責任去保護自己及其他人的資訊安全,現今的資訊世界高度互連,意味我們彼此之間互相倚賴以保障我們的數據和系統的安全。他說:例如,電郵雖已逐漸成為普及和有效率的通訊方法,但它同時會對所到之處構成潛在威脅。假如我們對資訊保安馬虎了事,便有可能對我們的電子業務運作造成代價不菲的負面影響。
  4. The distributions of current density and potential on the negative plates with the radiational or expanded grid designs are more uniform than those on the positive plate

    輻射式和拉網式負極板在化成開始時電流密度和電位的分佈都比正極板上分佈均勻得多。
  5. At the end of the formation, both current and potential distributions are uniform. however, their distributions on the negative plate with the expanded grid design are a little more uniform

    化成結束時電流密度和電位分佈都比較均勻,且拉網式負極板比輻射式負極板更均勻。
  6. When formed for 8h, because most of paste on the negative plate has converted into lead, the polarization increases and the potential changes greatly, these distributions on the two kinds of negative plates become non - uniform again

    當化成8h時,由於負極板上的鉛膏大部分轉化為鉛,極化上升,電位變化很大,所以兩種負極板上電流密度和電位分佈又變得不均勻。
  7. This paper researches on the practical current and potential distributions on the positive and negative plates of automotive batteries in the course of their formation processes by the means of an in situ electrochemical scan, and then studies the influences of the formation and also the additives on the performance of the automotive plates

    本文利用電化學掃描方法研究鉛酸蓄電池正負極板在化成過程中電流密度和電位分佈及化成對極板電性能的影響。同時分析了正負極添加劑的性質及其對極板性能的影響。
  8. Study for the negative parity energy spectrum of ba and xe isotopes nuclei with effective three - body potential

    等效三體勢對偶偶ba與xe同位素核的負宇稱帶的能譜研究
  9. In acid copper sulphate solution, the nc copper has a more negative corrosion potential which is decreasing with reducing the grain size and diffusion impedance was only found in the as - prepared and as - annealed at 180 ? nc copper due to the diffusion within the pores and channels on the surface. both the tafel plots and eis study demonstrated that the nc copper exhibits a higher corrosion current and lower polarization resistance than its mc couterpart

    在酸性硫酸銅溶液中,納米晶銅的腐蝕電位比微米晶銅要負,並且隨著晶粒尺寸的減小而降低。 eis研究表明,未退火的和180退火的納米樣品中發現了擴散阻抗,與表面孔洞和通道中的擴散有關。極化曲線外推法和電化學阻抗研究都表明納米晶銅的腐蝕電流比微米晶銅高,而極化電阻要低。
  10. The variation of the negative / positive value of the baroclinc potential vorticity under 850hpa has a very good corres pondence with the development of the cyclone

    850hpa以下的斜壓位渦的正負值的變化與氣旋的發展有很好的對應關系。
  11. In a ccp system, there is a discontiguous characteristic on tuned substrate self - bias. when the impedance between substrate and ground was made increasingly inductive, a large negative dc potential developed on the substrate

    在ccp ( capacitivecouplingplasma )中調諧基片偏壓具有不連續變化現象,當基片之間為漸增的感抗時,基片上會產生漸增的負偏壓。
  12. Fuzhon jingmei biotechnology dvelopany limited since its establishent has become the main instrument of the high potential for r & d, production, marketing, iresearch and developent of high - potential therapeneutic apparatus for one set ; including electrostatic field, the negative electric field, the low - frequency field, high frequency anions, such as far - infrared

    福州靜美生物技術開發有限公司自成立以來主要自立於高電位健康器的研發、生產及銷售,我公司研發的高電位健康器集多種功能為一體;包括有靜電場、負電場、低頻場、高周波、負離子、遠紅外等。
  13. Electronic transport in a quantum - dot superlattice, consisting of an array of negative potential, has been studied by making use of the recursive green ' s function method

    摘要用遞歸格林函數方法研究了一種周期排列而成的量子點超晶格結構中的電子輸運性質。
  14. In 2005, 61 physical and chemical parameters were measured and analysed in sediments. these included particle size, electrochemical potential as highly anoxic sediment with negative potential is related to organic pollution, chemical oxygen demand which indicates organic pollutants, total sulphide inorganic constituents, source of the unpleasant - smelling gas hydrogen sulphide, 15 metals and metalloids aluminium, arsenic, barium, boron, cadmium, chromium, copper, iron, lead, manganese, mercury, nickel, silver, vanadium and zinc, and trace toxic organics pahs and pcbs - 16 compounds and 18 congeners respectively

    2005年,沉積物監測包括分析61種物理及化學參數,其中有粒子大小電化學勢有機污染促使沉積物缺氧,而讓電化學勢呈負數值化學需氧量顯示有機污染程度總硫化物無機物,是造成難聞氣體硫化氫的主因15種金屬及準金屬鋁砷鋇硼鎘鉻銅鐵鉛錳汞鎳銀釩及鋅和痕量毒性有機物多環芳烴及多氯聯苯分別為16種復合物及18種同質物。
  15. Numerical results indicate that the sheath expands faster than dust - free sheathes. it is also shown that, for small dust particles, the motion of dust particles is very remarkable and the charging effect can be negligible, and for large dust particles, the charging effect of dust particles becomes more evident while they are almost kept stationary during the whole negative potential pulse

    計算結果表明:塵埃等離子體鞘層要比無塵埃粒子的等離子體鞘層擴展地快;對于小顆粒的塵埃粒子,塵埃粒子的運動十分明顯,而塵埃粒子的充電效應幾乎可以忽略;對于大顆粒的塵埃粒子,充電效應將變得十分明顯,而塵埃粒子在整個負脈沖階段,幾乎保持不變。
  16. Through analysis of potential vorticity in isobaric surface field, in low - troposphere a positive potential vorticity disturbance exist and form incline disturbance column northward before rainstorm generation, at the same time have also reflected positive potential vorticity disturbance for severe convection weather trigger role in lower - troposphere ; soon positive potential vorticity disturbance in high - troposphere downward, form one vertical disturbance column, now corresponding precipitation develop stage ; in the prosperous stage of rainstorm that maintains isolines of horizontal distribution and still have straight positive potential vorticity disturbance in 600 - 700 hpa isobaric surface field ; when near ground arises negative potential vorticity disturbance, precipitation also weaken

    通過對等壓面的位渦分析,發現了在暴雨發生前,在對流層低層有正位渦擾動存在並向北形成傾斜的擾動柱,同時也反映了對流層低層正位渦擾動對強對流天氣的觸發作用;隨后高層正位渦向下擾動,形成一個垂直擾動柱,這時對應降水的發展階段:在暴雨的鼎盛階段, 600 700hpa上空維持水平分佈的等值線,在其上還有正的位渦擾動;當近地面出現負的位渦擾動時,降水隨之也減弱。
  17. ( ii ) charging effects on temporal and spatial evolution of dusty plasma sheath in plasma source ion implantation. the temporal and spatial evolution of a dusty plasma sheath in plasma source ion implantation has been investigated with a fluid theory and a self - consistent dust - charging model. a negative potential pulse is introduced to form the plasma sheath

    ( )塵埃粒子的充電效應對等離子體源離子注入( ps )鞘層時空演化的影響採用流體模型及自洽的塵埃粒子充電模型,我們研究了等離子體源離子注入時的塵埃等離子體鞘層的時空演化。
  18. The results indicate that the conductance and the resonant splitting are dependent on the structural dimension, the number of quantum dots and the strength of negative potential

    計算結果表明,電導圖譜及其共振峰的劈裂依賴于量子點的幾何尺寸、量子點的數目及量子點中勢的大小。
  19. The amount of adsorbed lysozyme on a hydrophobic surface was greater than on a hydrophilic one, and more negative potential brought about a larger amount of adsorbed lysozyme

    疏水表面上溶菌酶的吸附量比親水表面大得多;電位越負溶菌酶吸附量越大。
  20. The calculation results show that the atomic energy and pressure increase with the positive external electric potential, but decrease first and then increase with negative potential. there is an extremum of the atomic energy and pressure. but the extremums are different to al, cu, and li element

    計算外勢場影響下的合金體系的原子能量和原子邊界壓強,原子的能量和壓強在正的外勢場作用下隨著勢場強度升高而增加,在負的外勢場作用下呈先降低后升高的趨勢。
分享友人