From: Kameshwaran Sankaran <kamesh@Princeton.EDU>
Newsgroups: sci.physics.plasma
Subject: Re: Question
Organization: Princeton University
References: <889gjf$9n4$1@jupiter.cs.uml.edu>


It depends upon the plasma parameters. One can guess that there will be
dissociation/ionization, but that depends upon your plasma temperature, density
and your time and length scales.
You might want to read "Principles of plasma discharges and materials
processing"
by Lieberman.


Stevie wrote:

> I am in the position of having to produce a presentation/description of
> what one
> would expect to find when looking at a plasma when a gas is introduced
> into it,
> such as methane or methyl bromide??
>
> It's a few years since i've looked at chemistry and plasmas are something
> I know
> little about!! I was asked to do this presentation at a job interview for
> a
> company in the process control buisness (-thin layer deposition and etch
> to be
> precise).
>
> The context of the problem is what you would observe through a
> monochromator in
> both the atomic and molecular spectras of a plasma when the above is
> carried out?
> The presentation is to be about 1-2 pages in length and aimed at a high
> school
> audience (-therefore an overview, not too technical).
>
> I would be extremly grateful if you could assist me on this matter or
> inform me
> on where to look for such info.
> > > sci.physics.plasma
> > >

--
========================================
KAMESH SANKARAN

Research Assistant
Mech. & Aerospace Engr.
Princeton University
(609) 258-5213

kamesh@princeton.edu

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