electron transfer


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electron transfer

[i′lek‚trän ′trans·fər]
(physics)
The passage of an electron from one constituent of a system to another.
References in periodicals archive ?
coli) and Neutral red (NR) as electron transfer mediator in glucose oxidation for microbial fuel cell.
3 The underlying defect is a deficiency of 2 flavoproteins: electron transfer flavoprotein (ETF) or ETF dehydrogenase (ETF-QO).
Another 24 articles look at microbiology from such perspectives as the role of microbial electron transfer in the coevolution of the biosphere and geosphere, xenogeneic silencing and its impact on bacterial genomes, the power of asymmetry: architecture and assembly of the gram-negative outer membrane lipid bilayer, insights into the coral microbiome: underpinning the health and resilience of reef ecosystems, and autophagy evasion and endoplasmic reticular subversion: the yin and yang of Legionella intracellular infection.
Professor Michael Graetzel Winner of the 6th Ahmed Zewail Prize in Molecular SciencesProfessor Graetzel pioneered research in the field of energy and electron transfer reactions in mesoscopic systems and their use in energy conversion systems, in particular photovoltaic cells and photo-electrochemical devices for the splitting of water into hydrogen and oxygen and the reduction of carbon dioxide by sunlight as well as the storage of electric power in lithium ion batteries.
Of these, it is widely believed that excreted soluble redox molecules serving as extracellular electron shuttles makes up for as much as 70% of electron transfer mechanisms from individual bacterial cells to the electrode.
The coupling of chemical reaction to the electron transfer reaction can easily be detected with the help of the shifting of peak potentials as well as by the change in the ratio of peak currents.
32-33] Interestingly, Thurnauer and coworkers used EPR to investigate electron transfer within a mix-phase Ti[O.
Galvanic corrosion, also known as dissimilar metal corrosion, can occur when two dissimilar conductive materials can come into contact in the presence of an electrolyte (such as water) and a pathway for electron transfer is created.
In fact, the role of silver nanoparticles was the facilitation of electron transfer between the elements of biosensor, and as a result, increasing its accuracy and respond speed.
Like proton gradients, electron transfer processes occur regularly in mitochondria.
Particularly for pH measurements, subtle electrode composition shifts capture electron transfer in various solution types.

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