Reaction

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Reaction

A decline in prices following an advance. Opposite of rally.

Reaction

A decrease in price following an increase in price. A reaction connotes a slow decline; it is the opposite of a recovery.

reaction

A decline in security prices following a period of rising security prices.
References in periodicals archive ?
Also the alkali treated starch solution without silver nitrate was monitored with time and the concentration of reducing sugars was not changed significantly (0.149 [+ or -] 0.009 g/L), confirming that reducing sugars resulted as products of the redox reaction which takes place between starch fragments and silver nitrate.
The redox reaction of naphthol green "B" and peroxydisulphate ions in aqueous acidic medium showed a stoichiometry of 1:2; a first order was observed for [NGB.sup.3-] and [S.sub.2][O.sup.8.sup.2-] ions, respectively.
In a coupled redox reaction involving N[O.sub.3.sup.-] and acetate, which compound will end up being oxidized and which compound will end up being reduced?
This affects to a certain extent the oxidation of the electrode at 0.8 V, because [H.sup.+] is involved in the Ru(III)/Ru(IV) redox reaction.
Valley Cottage, NY, May 06, 2017 --(PR.com)-- Industrial catalytic converters are devices used to control the emission of toxic and harmful pollutants from exhaust gasses by converting them through a redox reaction. A redox reaction consists of either an oxidation reaction or a reduction reaction.
SALt co-founder Aisa Mijeno said: "It uses the century-old science of galvanic redox reaction improving on electrode composition to lengthen the life of the anode and produce enough power to light up LEDs and charge low-power mobile devices."
In the authors' former study, (12) the protective mechanism of the PANI-HF/EP coating for magnesium alloy is not only the formation of an oxide film because of the redox reaction of PANI but also the secondary reaction of the formation of a dopant magnesium complex.
Well-reversible broad redox waves were recorded at ~0.52 V and ~0.30 V, corresponding to the redox reaction of
Comparing with the Nyquist plots of electrodeposition of Cu[(OH).sub.2], Ni[(OH).sub.2] and Cu-Ni[(OH).sub.2] onto N-GR/Nafion/GCE, it can be seen that the Nyquist plot of Ni[(OH).sub.2]/N-GR/Nafion/GCE (curve e) has a Rct (larger than N-GR/Nafion/GCE and lower than Ni[(OH).sub.2]/N-GR/Nafion/GCE), indicating that the codeposited Cu[(OH).sub.2] still built some charge transfer passage in the composite Cu-Ni[(OH).sub.2] film, and the codeposition of Cu-Ni[(OH).sub.2] facilitates the electron transfer and redox reaction of Fe[(CN).sub.6.sup.3-/4-] on the electrode surface.
[Ni.sup.2+] and [Co.sup.3+] are electrochemically active for redox reaction; however, [Mn.sup.4+] is electrochemically inactive to stabilize the crystal structure [4, 5].
The redox waves at a potential between -0.1 and -1.1 V are presumably due to the redox reaction of copper species (CuS).
Moreover, the cyclic voltammetry (CV) technique has been utilized to evaluate redox reaction of various biomolecules with their oxidative derivatives and to compare the oxidative products by different electrodes [19-25].