The degradation of organic dyes by corona discharge Page: 7 of 16
This article is part of the collection entitled: Office of Scientific & Technical Information Technical Reports and was provided to Digital Library by the UNT Libraries Government Documents Department.
The following text was automatically extracted from the image on this page using optical character recognition software:
O Control (without corona)
• With Corona Clscliargo
I 2 4 G B 10 12 M 1.0 IB 20 22 21 26 26 30
current. The rate of this increase was proportional to the
CUrThere was little or no reaction in the presence of helium,
a substantial reaction (faster than air) ln‘^ ?”s'7£® °e
oxygen, and no reaction in the presence of nitrogen <Iigure
5) The current between the electrodes (at 10 kV dc power
supplied) fluctuated wildly in the presence of helium, was
constant in the presence of oxygen, as well as in the
oresence of nitrogen, the current was ca . 15U |1A,
significantly higher than in air, at a constant voltage o
V Fluctuations in current coincided with the motion of
rte aqueous solution during stirring. An experiment with
0.15 1? NaCl in the methylene blue solution Indicated t
NaCl substantially slowed the bleaching reaction (Figure 5).
In the flasks in which solutions were exposed to corona,
water directly under the electrode was disturbed, even in the
absence of mechanical stirring. The disturbance appeared
Ukl a dimple, similar to the effect of blowing a small
Here’s what’s next.
This article can be searched. Note: Results may vary based on the legibility of text within the document.
Tools / Downloads
Get a copy of this page or view the extracted text.
Citing and Sharing
Basic information for referencing this web page. We also provide extended guidance on usage rights, references, copying or embedding.
Reference the current page of this Article.
Goheen, S.C.; McCulloch, M.; Durham, D.E. & Heath, W.O. The degradation of organic dyes by corona discharge, article, February 1, 1992; Richland, Washington. (digital.library.unt.edu/ark:/67531/metadc1092124/m1/7/: accessed December 18, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; crediting UNT Libraries Government Documents Department.