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Date: | Sat, 22 May 2010 15:34:41 +0300 |
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Never has been and never could be if you want your display to last more
than 5 minutes. Only inert gases can be used in this application and is
generally a mixture of xenon and neon, possibly with some helium in some
cases. A minute amount of nitrogen is sometimes added to match the decay
time of the phosphors, although this tends to reduce the screen lifetime.
Brian
Dennis Fritz wrote:
> Is SF6 still the fill gas in plasma display TVs?
>
> Denny Fritz
>
>
>
>
>
>
> -----Original Message-----
> From: Brian Ellis <[log in to unmask]>
> To: [log in to unmask]
> Sent: Fri, May 21, 2010 11:50 pm
> Subject: Re: [TN] RE : Sapphire wafer etching
>
>
> I would try to avoid SF6 for environmental reasons. It's the world's WORST greenhouse gas, tens of thousands of times worse than CO2, with a "half-life" exceeding 25 human generations, at least. It is listed in the Kyoto Protocol.
>
> Brian
>
> Tharaka Chandanayaka wrote:
>> Hi everyone, > > I was wondering that anyone came across any methods that can etch Sapphire > wafers in low temperatures. If know please let me know. Tech net is a great > source of information. > > Thank you > Tharaka Chandanayaka > [log in to unmask] > > ---------------------------------------------------
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