界面吸附 的英文怎麼說
中文拼音 [jièmiànxībù]
界面吸附
英文
interfacial adsorption- 界 : 名詞1 (相交的地方; 劃分的界限) boundary 2 (一定的范圍) scope; extent 3 (按職業、工作或性別等...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 吸 : 動詞1 (把液體、氣體等引入體內) inhale; breathe in; draw 2 (吸收) absorb; suck up 3 (吸引) a...
- 附 : Ⅰ動詞1 (附帶) attach; add; enclose 2 (靠近) get close to; be near 3 (依從; 依附) agree to; ...
- 界面 : [物理化學] interface; boundary; limiting surface
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The anion surfactant nals was the most efficient in the process and was selected as collector by orthogonal method. the interfacial tension and cmc of nals ( cmc 6. 5 10 - 3m ) in the solution was measured by hanging ring test, the function relationship between interfacial tensions and nals concentration was : = - 0. 9523 in 2c - 24. 534 in c - 81. 411. the relation of interfacial adsorption equilibrium in the solution system was respectively tested and calculated with gibbs equation and dynamic method. the conclusion showed that ( 1 ) the experiment result of dynamic method with was highly in coordination with the value which from theoretical calculation. ( 2 ) the surfactant molecule was in arrangement of monomolecular layer at the gas - liquid interface
用吊環法測定了十二烷基硫酸鈉水溶液不同濃度與其界面張力的關系,擬合得到的回歸方程為= - 0 . 9523ln ~ 2c - 24 . 534lnc - 81 . 411 ,同時還測得其臨界膠束濃度值( cmc為6 . 5 10 ~ ( - 3 ) m ) ,運用吉布斯等溫方程和動態法分別計算和測定了該溶液系統的界面吸附平衡關系,結論表明: ( 1 )動態法測定結果基本吻合吉布斯方程的理論計算; ( 2 )表面活性劑分子在氣?液兩相界面是以單分子層形式定向有序排列的。To the latter, the role of methyl oleate in influencing the partition of surfactant in oil phase and aqueous phase competes with its adsorption role at the interface
而堿體系中,油酸甲醴影響表面活性劑在油水相分配從而影響界面張力;另一方面,油酸甲醴吸附在界面上頂替表面活性劑分子影響界面張力。Compared with the behavior of macromolecules in real solution system, the adsorption information in the monte carlo simulation system, such as adsorption isotherm, surface coverage, and bound fraction, was studied for discussing its relation to simulation parameters. five - selection simple cubic lattice, self - avoiding walk, and nearest interaction model were used to construct the homopolymer adsorption model on the solid - liquid interface. periodic boundary conditions were used to reduce the fixed error from limited cubic lattice in size
模擬中採用五選擇簡單立方格子上的自迴避行走和最近鄰相互作用模型;使用周期性邊界條件以減小有限大格子空間帶來的系統誤差;用鏈節間相互作用能、界面吸附能、體相濃度和鏈長約束體系中的高分子的吸附行為;用末端轉動、 l -翻轉、曲柄運動、蛇形運動和r - r切除-生長法對模擬體系進行擾動;用系統達到吸附平衡后的樣本來研究模擬體系中的高分子鏈在固液界面上的吸附。The interfacial activities of alkyl sulfonate and its combined systems with petroleum carboxylate have been studied and mensurate the adsorption of compound surfactant on oil sand in daqing oil field
摘要研究了石油羧酸鹽與不同磺酸鹽的復配體系的界面活性,測定了復配表面活性劑在大慶油砂上的吸附量。The equivalent - circuit parameters and resonant frequencies of the piezoelectric quartz crystal resonance, the value of half peak width of the electroacoustic conductance spectrum ( fg1 / 2 ) as well as the electrical double - layer capacitance were obtained and analyzed
獲得並分析了pqc諧振等效電路參數、諧振頻率、電導譜半峰寬f _ ( g1 2 )和雙電層電容,考察了電極界面發生的吸附動力學過程。Abstract : while we were analyzing the proposed theory about the crystal growth, we doubted that the interface phase existed in the process of crystal growth. with this, we had looked for a lot of references connected and analyzed them. we find that the interface - phase does exist in the process of crystal growth and takes a critic role. therefore, we divide the interface - phase into three co - relative parts : interface layer, adsorptive layer and transitive layer. base on the above ideal, we demonstrate the role of interface layer, adsorptive layer and transitive layer in the process of crystal growth respectively. furthermore, we proposal the interface - phase model about the crystal growth
文摘:在分析前人的晶體生長理論時,作者認為晶體生長過程中可能存在界面相;在分析各種晶體生長現象后認為,晶體生長過程中界面相是存在的,並起著十分重要的作用;通過分析研究,將晶體生長過程中的界面相劃分為3個有機的組成部分:界面層、吸附層和過渡層;並進一步論述了界面層、吸附層和過渡層在晶體生長過程中的地位與作用;在此基礎上提出了界面相模型。To change the surface condition of electrode and the potential distribution of boundary layer through adsorption, thus affecting the electrode process ; b
通過吸附改變電極表面狀態及界面層中的電勢分佈,影響電極過程; bThe electronic - ceramic capacitive - type sensor for coi is based on the nanometer and semiconductor theories. according to the mechanism of the gas surface absorbing actions and the mechanism of grain boundary effect of semiconductors, the capacitance of the sensor can be changed with the variation of co2 concentration
Co _ 2氣敏陶瓷電容型傳感器將納米理論和半導化理論引入了傳感器的研製過程中,這種傳感器通過氣體表面吸附,及在半導體介質的晶界層產生的晶界效應,使得不同濃度co _ 2氣體產生不同的電容值。The interface behavior between essence and ethylene - vinyl acetate copolymer pallets was studied so that necessary data were obtained to guide the preparation of fragrant masterbatch. the adsorption type and wettability between essence and the copolymer pallets were analysed by measurements of fourier transform infrared spectrum, surface tension, contact angle and specific surface area. the technical factors affecting absorptivity such as the charge ratio, temperature, pressure and stirring speed were studied by series of adsorption experiments. the results showed that the adsorption of essence on the surface of ethylene - vinyl acetate copolymer pallets is physical in nature. essence couldn ' t moisten the surface of ethylene - vinyl acetate copolymer pallets absolutely, but it could be soaked into the surface of the pallets partly. adsorptivity could be increased by enhancing the temperature, pressure and stirring speed, but the extension of adsorption time had little influence on adsorptivity
研究了香精與乙烯/醋酸乙烯共聚物粒子之間的界面行為,以便為香型母粒的制備提供必要的理論依據.利用傅立葉變換紅外光譜、表面張力、接觸角及比表面面積等測定手段,分析了香精與載體之間的吸附類型和潤濕作用.並通過一系列吸附實驗,討論了配料比、溫度、壓力、攪拌等工藝條件對吸附量的影響.結果表明,香精在乙烯/醋酸乙烯共聚物粒子表面的吸附為物理吸附;香精無法完全潤濕載體粒子表面,但可以對其形成部分浸潤;提高溫度、壓力、攪拌速度可以增加吸附量,而延長吸附時間對增加吸附量貢獻不大Abstract : the interface behavior between essence and ethylene - vinyl acetate copolymer pallets was studied so that necessary data were obtained to guide the preparation of fragrant masterbatch. the adsorption type and wettability between essence and the copolymer pallets were analysed by measurements of fourier transform infrared spectrum, surface tension, contact angle and specific surface area. the technical factors affecting absorptivity such as the charge ratio, temperature, pressure and stirring speed were studied by series of adsorption experiments. the results showed that the adsorption of essence on the surface of ethylene - vinyl acetate copolymer pallets is physical in nature. essence couldn ' t moisten the surface of ethylene - vinyl acetate copolymer pallets absolutely, but it could be soaked into the surface of the pallets partly. adsorptivity could be increased by enhancing the temperature, pressure and stirring speed, but the extension of adsorption time had little influence on adsorptivity
文摘:研究了香精與乙烯/醋酸乙烯共聚物粒子之間的界面行為,以便為香型母粒的制備提供必要的理論依據.利用傅立葉變換紅外光譜、表面張力、接觸角及比表面面積等測定手段,分析了香精與載體之間的吸附類型和潤濕作用.並通過一系列吸附實驗,討論了配料比、溫度、壓力、攪拌等工藝條件對吸附量的影響.結果表明,香精在乙烯/醋酸乙烯共聚物粒子表面的吸附為物理吸附;香精無法完全潤濕載體粒子表面,但可以對其形成部分浸潤;提高溫度、壓力、攪拌速度可以增加吸附量,而延長吸附時間對增加吸附量貢獻不大When nals was used as the collector in the process, the optimal conditions were the ph of feed solution 5. 0 - 6. 0, air flow rate 100ml / min, the liquid column depths 20cm, the surfactant concentration determined by its cmc and feed concentration. under this condition, the 3 can be above 20. also, the optimal ph ( 5. 0 ) was calculated theoretically for the recovery of the cu ( ii )
對以十二烷基硫酸鈉為捕集劑的泡沫吸附分離過程的工藝參數進行了研究,並得出本分離系統所確定的最佳工藝參數為: ph5 . 0 6 . 0 ,氣體流量100ml min ,液位高度20cm ,最佳表面活性劑濃度由其臨界膠束濃度和原料液濃度確定,此時(濃縮比)可達20以上;同時還從理論上推算出泡沫吸附分離銅的最佳ph值范圍為5 . 0左右。The exchange rates of po4 - p in the east china sea were correlated with the temperature, ph of the seawater and mainly influenced by the reaction at the surface of the sediments. the exchange rates were controlled by the do and ph. it was shown that relationships between the exchange rates of no3 - n, no2 - n and nh4 - n and the potential environmental controls were complicated
Po _ 4 - p在沉積物?海水界面的交換作用受擴散過程的影響不大,而界面上的反應,如fe氧化物對摘要p04一p的吸附和解吸,可能是po4一p交換速率的主要控制過程, do濃度和ph值可能是主要的控制因子。The parameters in simulation could characterize macromolecules adsorption in real solution. varieties of interaction energy between segments corresponded to different macromolecules. varieties of adsorption energy of interface corresponded to different solid surfaces
改變模擬參數大小對高分子鏈節分佈的影響,與真實體系中鏈節、溶劑和界面等因素對高分子吸附的影響是一致的。A monte carlo model was developed for simulating the adsorption behaviors of linear macromolecule chains on the solid - liquid interface. the simulations were performed on a simple cubic lattice, which was 50 50 50 sites in size. the concentration profiles of total segments, tails and loops in dilute solutions were used to analyze the influences of simulation parameters ( body concentration, interaction energy between segments, adsorption energy of interface, and macromolecule chain length ) on various adsorption configurations
本文採用montecarlo方法構造了水溶性均聚鏈狀高分子固液界面吸附模型,在50 50 50簡單立方格子上模擬研究了高分子稀溶液中鏈節濃度、鏈尾和鏈環分佈,並結合真實高分子鏈的吸附行為,討論了模擬參數(鏈節間相互作用能、界面吸附能、體相濃度與鏈長)對各種吸附構型分佈、吸附量、表面覆蓋度和附著分數的影響。This article reviewed the current status and evolution of unconventional co - deposition mechanisms in zn - based alloy, analysed various standpoints, such as film adsorption mechanism, electrochemical dynamics mechanism, not enough potential depositional mechanism, the effects of ionic. soft and rigid acidity, quantum chemical explanation and interphase effect mechanism, and compared each advantage and deficiency, respectivly ; it could be advantageous to more studies regards to unconventional co - deposition mechanisms in zn - based alloy
摘要綜述了鋅基合金異常共沉積的機理研究進展情況,通過對膜吸附機理、電化學機理、欠電勢沉積機理、離子軟硬度的影響、量子化學解釋和界面作用機理等各種不同觀點的介紹和分析,總結了各自的優勢和不足,為鋅基合金異常共沉積的機理進一步研究提供了幫助。Afm - based single molecule force spectroscopy and optical tweezers can be used to study the molecule - level mechanical problems of polymer materials, which include the strength and elastic properties of single polymer chain, force - induced conformation transition of polymer chain, interaction among polymer molecules, adsorption strength and conformation of polymer chain on solid substrates, nanometer - scale viscoelasticity measurement and nano - tribology of polymer surfaces
摘要基於原子力顯微技術的單分子力譜法和光鉗法可用於研究聚合物材料分子層次上存在的力學問題,包括聚合物分子鏈的強度、彈性性質及外力作用下的構象轉變、分子間相互作用、聚合物分子的界面吸附以及聚合物表面的納米粘彈性和納米摩擦學等問題。A brief review on the background, industrial application s, and puzzles in fundamental theory of the physisorption of gases on porous sol ids at above - critical temperatures was presented
本文簡要述評超臨界溫度條件下氣體在多孔固體上物理吸附平衡問題提出的背景,工程應用,及其理論基礎方面存在的問題。Comprehensive studies on adsorption of ch4, n2, co2 single gas and their multicomponent gas on coal are conducted by applying physical chemistry, interface chemistry, coal petrology and coal chemical engineering knowledge
本文運用物理化學、界面化學、煤巖學和煤化學等專業知識,較系統地研究了煤對氣體的吸附作用。對不同煤級煤吸附甲烷的特徵及其變化規律進行了較詳細的分析。In this paper a numerical method for equations of transport and biodegradation in the fractured media is discussed. because the equations consist of terms related to advection, diffusion, biochemical as well as the term of exchange betwen the fracture and the porous media, it is very difficult to find their solution. in order to find more efficient method for solving these equations, several numerical methods for the equations without biochemical terms are discussed first. the numerical results show that the cubic spline method can be used to solve advection flow dominated problem which often occurred in the fractured media. then, the equation with both advection - diffusion term and biochemical term are discussed. the splitting - operator is used to decouple the advection and diffusion terms with biochemical term in the equations. the way to determine the smaller time step for solving fast biochemical terms is introduced through comparing the order of characteristic time of biochemical term with that advection ( diffusion ) term. numerical simulation results show that good agreement between analytical solution and experiment result is attained
本文討論了含裂隙介質地下水污染物輸運與生物降解非線性方程組數值求解方法.方程含有對流項、擴散項、生長、死亡、吸附、解吸、趨化和孔隙與裂隙介質界面間的交換項的非線性偶合,使演算法十分困難.本文討論了無生化過程時的幾種求解方法,數值結果表明:用三次迎風插值法對常見的對流項占優勢,且場變量有較大梯度的問題較適用.在討論有生化反應過程時,利用對流項與生化反應項的特徵時間量級估算,給出了求生化過程作用子步的時間步長估算辦法.用上述方法所得到的模擬結果與解析解、無化學反應和有化學反應的實測值對比,吻合很好Body concentration, interaction energy between segments, adsorption energy of surface, and macromolecule chain length were used to affect the adsorption behavior of macromolecules
改變鏈節間相互作用能相當于研究不同高分子的吸附,而界面吸附能的變化,則相當于固體表面性質的改變。分享友人