voltammetry at controlled potential

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• Voltammetry — is a category of electroanalytical methods used in analytical chemistry and various industrial processes. In voltammetry, information about an analyte is obtained by measuring the current as the potential is varied. Three electrode system… …   Wikipedia

• Cyclic voltammetry — Typical cyclic voltammogram where ipc and ipa show the peak cathodic and anodic current respectively for a reversible reaction. Cyclic voltammetry or CV is a type of potentiodynamic electrochemical measurement. In a cyclic voltammetry experiment… …   Wikipedia

• analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …   Universalium

• Electroanalytical method — Electroanalytical methods are a class of techniques in analytical chemistry which study an analyte by measuring the potential (Volts) and/or current (Amps) in an electrochemical cell containing the analyte. [Bard, A.J.; Faulkner, L.R.… …   Wikipedia

• Bulk electrolysis — is also known as potentiostatic coulometry or controlled potential coulometry . [Bard, A.J.; Faulkner, L.R. Electrochemical Methods: Fundamentals and Applications. New York: John Wiley Sons, 2nd Edition, 2000.] [Skoog, D.A.; West, D.M.; Holler, F …   Wikipedia

• Cottrell equation — In electrochemistry, the Cottrell equation describes the change in electric current with respect to time in a controlled potential experiment, such as chronoamperometry. Specifically it describes the current response when the potential is a step… …   Wikipedia

• Neopolarogram — mathematical relation of current, charge and fractional derivatives. The term Neopolarogram refers to mathematical derivatives of polarograms or cyclic voltammograms that in effect deconvolute diffusion and electrochemical kinetics. This is… …   Wikipedia

• Rotating ring-disk electrode — A rotating ring disk electrode (RRDE) [Albery W.J.; Hitchman M.L. Ring Disc Electrodes Oxford: Clarendon Press 1971 (ISBN 978 0198553496)] is double working electrode used in hydrodynamic voltammetry, very similar to a rotating disk electrode… …   Wikipedia

• Phoenix (spacecraft) — This article is about the Mars lander. For the Star Trek spacecraft, see Phoenix (Star Trek). For other uses, see Phoenix (disambiguation). Phoenix Mars Mission Artist s impression of the Phoenix spacecraft as it lands on Mars Operator NASA …   Wikipedia

• Polarography — is a subclass of voltammetry where the working electrode is a dropping mercury electrode (DME), useful for its wide cathodic range and renewable surface. It was invented by Jaroslav Heyrovský.Theory of OperationPolarography is an voltammetric… …   Wikipedia

• Rotating disk electrode — A rotating disk electrode (RDE) is a hydrodynamic working electrode used in a three electrode system. [Bard, A.J.; Faulkner, L.R. Electrochemical Methods: Fundamentals and Applications. New York: John Wiley Sons, 2nd Edition, 2000.] Structure The …   Wikipedia