The undisputed advantages of presented in this paper
microwave devices are as follows. They are of small
dimensions (a few centimetres) and simple in design thus
cheap in production. They can be operated at atmospheric
pressure what eliminates an expensive vacuum apparatus.
Standard microwave frequency of 2.45 GHz and microwave
power not exceeding 1000 W allows to use cheap
commercial magnetrons such as that installed in microwave
oven. Sustaining the plasma in quartz tubes or box prevent
contaminations from metallic electrode. Plasma generated
in presented devices is of regular shape. To strictly evaluate
the usefulness of presented in this paper plasma devices
for surface treatment, the knowledge of the plasma
parameters like electron density and gas temperature is
crucial. Thus the spectroscopic diagnostic and plasma gas
analysis are planned.
Assuming, we conclude that presented in this paper devices
makes them attractive for industry in surfac