[Libre-silicon-devel] sam zeloof home-made IC

[Dilek Isik Akcakaya]

Wow, no!

Laws are laws especially these sensitive issues must be obeyed in my opinion.

I would build a plasma etch system.

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-------- Original Message --------
On Aug 14, 2021, 10:56 AM, David Lanzendörfer wrote:

> Where I just have been living for a long time laws are just there so that
> people can find ways around them, so yeah, besides potentially building a
> simple plasma etcher by using this magnetron sputter setup from Hackaday and
> running it in reverse, we might also try to find ways to buy those chemicals
> in diluted form and then turning it into a more concentrated form in our
> lab... hmm
>
> On Saturday, August 14, 2021 6:47:28 PM WEST Dilek Isik Akcakaya wrote:
>> Lets build a plasma etch system on the side then :)
>>
>> Sent with ProtonMail Secure Email.
>>
>> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
>>
>> Ferenc Éger <eegerferenc at gmail.com> 14 Ağustos 2021 Cumartesi saat 08:31
> tarihinde yazdı:
>> > Hello Everyone,
>> >
>> > As for poly-Si etching our never-ending problem came across again:
>> >
>> > http://sam.zeloof.xyz/second-ic/
>> >
>> > https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32019R1148
>> >
>> > He is probably not an European guy... And Europe aims to be on the map
>> >
>> > in terms of scientific progress... Never mind, we need no amateurs. Just
>> >
>> > spill a ton of public money onto our for-profit firms, they will solve
>> >
>> > everything in the right way. < / rant >
>> >
>> > The problem is nitric acid, that is visible outright. The n-dopant is
>> >
>> > also likely no-go (I did not find explicitly, but knowing how the
>> >
>> > legislators think, they may crap their pants on the word "phosphorus
>> >
>> > compound"). Any idea on solving this?
>> >
>> > Regards,
>> >
>> > Ferenc
>> >
>> > On 14/08/2021 14:13, David Lanzendörfer wrote:
>> > > Hi
>> > >
>> > > Yes. That's what I'm planning to do as well.
>> > >
>> > > The idea just was to design a bit more compact stepper, which can also
>> > > be
>> > >
>> > > scaled up and sold for professional industrial environments, considering
>> > > that
>> > >
>> > > the furnace costs 3200 USD and I've got to get the cash back in :-)
>> > >
>> > > Cheers,
>> > >
>> > > lev
>> > >
>> > > On Saturday, August 14, 2021 9:44:11 AM WEST Luke Kenneth Casson
>> > > Leighton
>> > >
>> > > wrote:
>> > > > https://www.youtube.com/watch?v=IS5ycm7VfXg
>> >
>> > Libresilicon-developers mailing list
>> >
>> > Libresilicon-developers at list.libresilicon.com
>> >
>> > https://list.libresilicon.com/mailman/listinfo/libresilicon-developers
>>
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