表面电位
- 网络Surface potential;Zeta;KFM
![表面电位](../cache/1400048.jpg)
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与空白胶团相比,载药胶团的粒径减小,而表面电位则有所增加。
Compared with blank micelles , the size of the DOX-loaded micelles was decreased while the zeta potential was increased .
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研究表明:超细粉煤灰具有较高的表面电位,能提高超细水泥浆液的流变性能,减少浆液的经时流变性损失,改善与高效减水剂的相容性;
The results show that the superfine ash fly has the higher zeta potential , can enhance flowability of superfine cement paste , decrease flowability loss as time goes on , improve compatibility between superplasticizers and cement ;
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pH对紫膜表面电位的影响
PH-dependence of surface potential of purple membrane studied by a fluorochrome probe
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不同的性质,浓度和pH值都可以令膜的表面电位发生很大改变。
The different properties , concentrations and pH all can affect the surface potential on membranes seriously .
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ZetaSIZER3000电位仪测定PH值及表面电位;
The pH value and surface potential were assessed by the Zeta SIZER 3000 ;
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纳米TiO2表面电位特性的研究
Surface Charge Properties of Nano-titanium Dioxide
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驻极体薄膜的表面电位与充电电压、温度、极间距离、充电时间有关,电晕充电法形成的薄膜驻极体的表面电位呈e指数衰减。
The surface voltage of electret film have relationships with charging voltage , temperature , distances between electrodes and charging time , and will attenuate in index .
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利用XRD、SEM等手段对其物相类型、外观形貌、颗粒大小、表面电位等物理性能进行了表征,测定了它们对3种光学玻璃的抛光速率。
Their crystalline phase type , morphology , crystalline size , particle size and ζ potential were characterized , and the polishing rate was determined .
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用FTIR定量表征了与煤表面电位有关的官能团以及被H2O2氧化后的变化;
The functional groups related to the coal surface potentials and their changes by H_2O_2-oxidation were quantitatively characterized using FTIR .
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测量了聚三氟氯乙烯薄膜受X射线辐照后电荷贮存能力发生的变化,推导了辐照样品表面电位变化的公式。
The properties of polytrifluorochloroethylene foils are found to change , when they are irradiated by X-rays . Experiments shows that irradiation will affect the charge storage in the sample .
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当外表面电位负于ET时,阴极电流流向闭塞区,缝内溶液的pH值增大到碱性,Cl-向外电迁移,腐蚀受到抑制。
While below ET , the cathodic current flowed into OCC , the pH . value of occluded solution increased and Cl-migrated from OCC to the outside , thereby stifling the occluded cell corrosion .
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直接夹闭腹主动脉造成脊髓局部缺血后,刺激腓神经诱发的同侧脊髓背表面电位,按P、N、A的顺序消失,以P波变化为最显著;
Following segmental ischemia in the spinal cord produced by direct occlusion of the abdominal aorta , the cord dorsum potentials disappeared in the sequence of waves P , N , and A , with maximum change in the amplitude of P wavee ;
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利用表面电位衰减测量和热刺激放电电流谱(TSD)分析,研究了PTFE(Polytetrafluoroethylene)多孔膜驻极体中的沉积电荷稳定性与充电条件的关系。结果显示,沉积电荷的稳定性与充电参数有关。
The relation between charge stability and poling parameters for porous PTFE electrets has been studied by means of open-circuit Thermally Stimulated Discharge and surface potential decay .
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双电层相互作用时胶体表面电位的分布及OHP处σδ的计算
Distribution of Surface Potential and Calculation of σ _ δ in Colloid Suspension of Interacting Flat Double Layer
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研究了非晶态Fe-Mo合金镀层在室温下的原碱性镀液中或其他溶液介质中的表面电位、表面形貌的变化。
The changes of surface potential and topography of Fe-Mo amorphous alloy coatings deposited In original alkaline bath at room temperature were investigated .
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采用动态光散射仪与微电泳仪测定纳米粒的粒径与表面电位;透射电子显微镜(TEM)观察纳米粒表面形态;差示扫描量热仪(DSC)分析纳米粒中鱼藤酮的物理状态。
Diameter and surface potential of nanoparticles was determined by dynamic light scattering meter and micro-electrophoresis meter . The configuration of sample was observed by transmission electron microscope ( TEM ) . With differential scanning calorimetry ( DSC ) the physical state of rotenone in nanoparticles was analyzed .
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所制得的纳米粒粒径316nm,表面电位为(24.85±1.14)mV,透射电镜下观察其形态圆整。
The average diameter and Zeta potential of the nanoparticles were 316 nm and ( 24.85 ± 1.14 ) mv , respectively . The folate-coupled chitosan nanoparticles were spherical in shape as shown under the transmission election microscope .
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对DLVO理论创立以来平行平板颗粒相互作用能的计算方法作了评述,它包括低、中等和高表面电位的颗粒。
The interaction between two planar parallel surfaces since the establishment of DLVO theory was reviewed . It is showed that the interaction for the surface potentials from low to high can be calculated approximately and numerically .
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通过对Simmons等温电流理论的进一步推导,完善了利用表面电位衰减测量材料表层陷阱能量分布的理论和方法,并分析了填料浓度对于材料表层陷阱的影响机制。
The isothermal relaxation current ( IRC ) proposed by Simmons was further deduced , the measurement theory and method of energy distribution of surface trapping centers based on surface potential decay was perfected , and the influence mechanism of filler concentration on trapping parameters was also analyzed .
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表面电位为-300V~-1500V的TeflonPTFE驻极体,经紫外线消毒后,对浓度为10-4的ACTT25923金黄色葡萄球菌分别作用1~24小时,观察驻极体对该细菌的抑菌作用。
Teflon PTFE electret with 300V to 1500V surfact voltage , disinfected by ultraviolet rays , acted on the ACTT 25923 staphylococci aureus with the concentration of 10 4 for 1 to 24 hours , respectively , then we began to observe the bacteriostasis of the electret .
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在此基础上,借助于电磁逆散射问题求解中的Newton-Kantorovich方法,推导出目标参数的微小变化对表面电位分布影响的数学表达式。
On the basis of that , the mathematical expression about the influence of tiny object parameter change upon surface potential distribution is derived with the reference of Newton Kantorovich method used to solve the problem of electromagnetic inverse scatter .
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细菌视紫红质能化态时表面电位的非线性光学机制
Study on Nonlinear Optical Mechanism of Surface Potential in Energized Bacteriorhodopsin
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表面电位对煤泥水混凝过程的作用及影响
The function and influence of Zeta-potential on coagulation of slime water
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微细粒悬浮液稳定性判据与时间及表面电位的数学关系式
Relationship of stability of fine suspension with surface potential and time
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光动力过程中线粒体膜表面电位和细胞存活关系
Relationship between mitochondrial membrane surface potential and cell livability in photodynamic therapy
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嗜菌紫膜表面电位和质子泵效率间的关系
The relation between surface potential and proton pumping efficiency of purple membrane
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几种电解质对菱锰矿表面电位的影响
Effect of some electrolytes on the surface potential of Rhodochrosite
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地球同步轨道卫星表面电位探测一类方法初探
The purpose for method of GEO satellite surface charging monitoring
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表面电位对异向凝聚影响的计算机模拟
Computer Simulation of Effects of Surface Potential on Fine Particles Perikinetic Aggregation
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牛精细胞膜上凝集素受体的分离及其测定方法奶牛精子表面电位的群体分布
The purification and detection of a lectin receptor from bovine spermatozoa surface