氧化还原电对
- 网络redox couple;Redox Pairs;oxidation-reduction couples
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通过电化学阻抗、循环伏安和塔菲尔极化曲线实验对催化材料进行了氧化还原电对(I3-/I-)催化机理研究。
The catalytic mechanisms of the catalytic materials for the regeneration of the redox couple ( l3 / T ) were investigated by electrochemical impedance spectroscopy , cyclic voltammetry , and Tafel-polarization curve experiments .
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光敏染料作为染料敏化太阳能电池的主要部分之一,起到吸收光子并将电子注入到纳米半导体导带中的作用,同时产生的氧化态染料又能快速被电解质中的氧化还原电对还原再生。
As one of main components of dye-sensitized solar cells ( DSCs ), dye sensitizer takes the function of injecting the photo-excited electrons into conduction band of semiconductor . The oxidized dye is then regenerated by the redox couple in electrolyte .
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以Mn(Ⅲ)/Mn(Ⅱ)为氧化还原电对间接电合成苯甲醛的机理研究
Mechanism of Indirect Electrosynthesis of Benzaldehyde by Using Mn ( III ) / Mn ( II ) as Electrolytic Mediator
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多晶Hg(1-x)CdxTe薄膜电极多硫氧化还原电对溶液的界面现象研究
Studies on Interfacial Phenomena of Polycrystalline Hg_ ( 1-x ) CdxTe Thin Film Electrode Polysulfide Redox Solution
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O2H2O电对的pE值在12.412.5范围内。热力学计算的pE值表明,在充氧海水中氧化还原电对还没有达到平衡。
The calculated pE values for O2-H2O couples are in the range of 12.4 to 12.5 . Thermodynamic calculations of pE indicate that the redox couples in the oxygenated water are not at equilibrium .
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采用循环伏安法考察了标准氧化还原电对[Fe(CN)6]4-/[Fe(CN)6]3-中该电极的电活性,并利用电子扫描电镜对电极表面的形貌进行表征。
The electrochemical activity of the electrode was studied by cyclic voltammetry using the standard redox of [ Fe ( CN ) 6 ] 4 - / [ Fe ( CN ) 6 ] 3 - and the morphology of the electrode surface were characterized by electronic scanning microscopy .
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三种衍生物均出现两个氧化还原电对,1的两个电对均可逆.流形上扩散过程的基本耦合
Both of the redox processes for 1 are reversible . Basic Coupling for Diffusion Processes on Manifolds
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由此可见,加入具有良好导电性和抗腐蚀性的活性碳、导电碳粉和碳纳米管后,较好地改善了硫化物材料对催化传统氧化还原电对(I3-/I-)循环反应的催化性能。
Activated carbon , conductive carbon powder and carbon nanotubes have good corrosion resistance and electrical conductivity , improving the performance of sulfide catalyst material greatly .
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过表达NrfA蛋白不足以诱发NO2-在年轻细胞中的初始利用;在对数生长期,电子流通过对末端还原酶及通路的选择而更倾向于氧化还原电势高的电对。
Overexpression of NrfA is insufficient to induce nitrite utilization in young cells . During exponential phase , electron flux has a preference towards terminal reductases and pathways for electron acceptors with more positive redox potential .
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该氧化还原反应在一定的范围内,氧化还原电对随着溶液的pH的增大而产生负移表明,该电子转移的过程中伴随着质子转移。
And in a certain range , an increase of pH in solution led to a negative shift in potential for both reduction and oxidation peaks , which indicated that the transfer of electron was accompanied by the transfer of proton .
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菲啰啉铁对催化剂催化活性的影响相对较小,其氧化还原可逆性和电势平衡电势范围基本符合燃料电池用氧化还原电对的基本要求,具备成为燃料电池氧化还原穿梭电对的潜力。
The effect of phenanthroline iron on the catalytic activity is relatively small , and the redox reversibility and equilibrium potential range are in line with the basic requirements of the fuel cell redox shuttle , has and thus it is a promising fuel cell redox shuttle .