还原电位

The drying process of chrome liquor was studied. The structure and property of chrome complex reducing by alcohol were analysed and tokened by many present well-rounded separation and analysis methods such as IR, UV-Vis Spectrum, IEC and pH potentiometry. Application tests of chrome tanning agents were conducted and tanning methods of tanning at high pH were studied. A systematic study was conducted on high alkalinity chrome tanning agents application in leather making process and possibility of clean chrome tanning was discussed.

本文系统地研究了多种小分子醇与重铬酸盐之间的氧化-还原反应，对反应过程进行了认真的剖析；对铬鞣液的干燥过程进行了研究；用红外光谱法、紫外及可见分光光度法、离子色谱法以及pH电位滴定法等多种比较成熟的现代分离分析方法相结合，对醇还原铬配合物的结构与性能进行了分析与表征；对铬鞣剂的鞣革性能进行了应用实验，研究了醇铬鞣剂在高pH值下的鞣制方法，并就高碱度铬鞣剂在制革过程中的应用进行了系统研究，探讨了用其实施清洁化铬鞣的可能性。

The drying process of chrome liquor was studied. The structure andproperty of chrome complex reducing by alcohol were analysed and tokened by manypresent well-rounded separation and analysis methods such as IR, UV-Vis Spectrum,IEC and pH potentiometry. Application tests of chrome tanning agents wereconducted and tanning methods of tanning at high pH were studied. A systematic studywas conducted on high alkalinity chrome tanning agents application in leather makingprocess and possibility of clean chrome tanning was discussed.

本文系统地研究了多种小分子醇与重铬酸盐之间的氧化-还原反应，对反应过程进行了认真的剖析；对铬鞣液的干燥过程进行了研究；用红外光谱法、紫外及可见分光光度法、离子色谱法以及pH电位滴定法等多种比较成熟的现代分离分析方法相结合，对醇还原铬配合物的结构与性能进行了分析与表征；对铬鞣剂的鞣革性能进行了应用实验，研究了醇铬鞣剂在高pH值下的鞣制方法，并就高碱度铬鞣剂在制革过程中的应用进行了系统研究，探讨了用其实施清洁化铬鞣的可能性。

Stable and electrochemically active films were produced by electropolymerization of brilliant cresyl blue on graphite carbon electrode in aqueous solutions.

在pH=6.69的PBS中灿烂甲酚蓝的循环伏安图上(扫描电位区间为-0.5V～0.5V)有一对氧化还原峰，峰电位分别为Ep.a=-0.24V和Ep.c=-0.35V。

According to the electrochemistry mixed potential theory, the linear sweep voltammagram method is used to study the cathod and anode processes of the stabilizers. The results show that α-α' dipyridyl can decrease the deposition velocity by inhibit the anodic oxidation of formaldehyde, and potassium ferrocyanide can stabilizing the bath by inhibit the deoxidation of Cu~(2+).

根据电化学混合电位理论，用线性伏安法研究表明，α-αˊ联吡啶通过有效地抑制甲醛的阳极氧化来抑制沉铜速率；而亚铁氰化钾主要通过抑制Cu~(2+)的还原峰电流来阻碍Cu~(2+)的还原析出，但宏观的对化学镀铜镀速的影响不大。

By controlling the potential of the electrolyte solutions,this technique can be employed in studies formation of DNA strand breaks.CT-DNA was cleaved by adding amounts of CuL or NiL complex in the absence of chemical reagent when appropriate electrode potential(sufficiently negative or positive to reduce or oxidate metal ions) was applied.

根据获得的实验结果，CuL或NiL存在下，电解溶液的电位合适时(足够负或足够正的电位，保证金属离子的还原或氧化)，不需要加入额外的氧化剂或还原剂，同样可以切割小牛胸腺DNA，CuL劈裂能力强于NiL配合物。

1 A mediator modified carbon glassy electrode (NMP-GC electrode) is made by immobilizing N-methyl phenazine sulfate as the mediator on the surfase of carbon glassy electrode, which successfully catalyzes the oxidation of NADH and reduce the over-potential of NADH almost 700mv.

采用N-甲基吩嗪硫酸酯作为氧化还原介体，制作了NMP修饰的玻碳电极，将该电极用于NADH的电催化，实现了NADH在NMP-GC上的可逆氧化还原，并且将NADH在电极上的过电位降低了700mv左右。

Through investigation on the Eh values of cinnamon soil,sierozem,brown desert soil in situ with new electrochemical methods and summarization of the same results of laterite,red soil and yellow brown soil,a horizontal zonal variation of oxidation-reduction characteristics in semi-humid,semiarid and arid areas from south China to north China is revealed.

用新的电化学方法原位考察了褐土、灰钙土、棕漠土、黑土、风沙土、灌淤土、盐土、碱土、亚高山草甸土、灰褐土、水稻土和旱地土壤的氧化还原状况。综合已有原位测定结果，地带性土壤的电位由南向北的空间分异与其水平地带谱相应；亚高山草甸土和灰褐土的氧化还原状况随山体高度和植物群落而呈垂直分异趋势。

The other was not exerting outside electric field and not adding redox reagents to control electropotential.

原生电位浮选工艺有两个要点：一是主要调节和控制包括矿浆pH值、捕收剂种类、用量及用法、浮选时间以及浮选流程结构等在内的传统浮选操作参数，二是不采用外加电极、不使用氧化—还原药剂调控电位，这两点为该工艺在现有浮选体系中实际应用及推广创造了条件。

And the electroreduction process of nitrobenzene on WC powder electrode in basic solution is investigated by cyclic voltammetry, linear potential sweep and chronoamperometry. In the process of electroreduction of nitrobenzene on WC powder electrode, liquid phase mass transferring may be the control step.

并且也用循环伏安、线性扫描和恒电位阶跃等测试方法研究了碳化钨粉末电极在碱性介质中析氢和还原硝基苯的电化学特性，发现碳化钨在电催化还原硝基苯过程中，可能主要受反应物的液相传质控制。

Finally according to the foregoing method,one pipeline was analyzed,as an example,in detail. underground pipeline ; corrosion ; Nernst Equation

在电化学腐蚀中的化学反应都是氧化还原反应，腐蚀原电池能够形成说明原电池的两电极之间有电位差存在，即每一个电极都有一个电位，但两个电极的电位大小高低

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。