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How to make glass conductive

Hi,

I am try to make glass conductive with SnCl2 but it require lots of
time. I use the pieces of 7-3 inch have this structure.

| _____________________ |
| == == |
| _____________________ | <----------- A pot or iron
| == == |
|_______________________|
Means that placing pieces of glass in pot by placing iorn nuts between
them to saparate them. I have to remain placed the pot in fire for
about 5 to 6 hours. Thats is only problem of time.
Please guide me any other mathod to make glass conductive in the way
that the visibility of glass should not be lossed. You can also guide
about another site.


Thanks in advance,

Asad
 
M

Mac

Hi,

I am try to make glass conductive with SnCl2 but it require lots of
time. I use the pieces of 7-3 inch have this structure.

| _____________________ |
| == == |
| _____________________ | <----------- A pot or iron
| == == |
|_______________________|
Means that placing pieces of glass in pot by placing iorn nuts between
them to saparate them. I have to remain placed the pot in fire for
about 5 to 6 hours. Thats is only problem of time.
Please guide me any other mathod to make glass conductive in the way
that the visibility of glass should not be lossed. You can also guide
about another site.


Thanks in advance,

Asad

At first I thought this was totally off-topic for sed. Then I realized
that what you are talking about is turning an insulator into a
semi-conductor.

Anyway, I don't know any permanent way to make glass conductive, but if
you heat it up with a torch it will become conductive while it remains hot.

Apparently, if you get it hot enough, then put it in the microwave oven
and turn it on, the glass will melt into a puddle. I've never done this,
and it sounds dangerous, so I don't recommend it.

Anyway, if you do play with a torch, don't burn yourself or start any
fires. Torches can be dangerous.

--Mac
 
P

Pooh Bear

Hi,

I am try to make glass conductive with SnCl2 but it require lots of
time. I use the pieces of 7-3 inch have this structure.

| _____________________ |
| == == |
| _____________________ | <----------- A pot or iron
| == == |
|_______________________|
Means that placing pieces of glass in pot by placing iorn nuts between
them to saparate them. I have to remain placed the pot in fire for
about 5 to 6 hours. Thats is only problem of time.
Please guide me any other mathod to make glass conductive in the way
that the visibility of glass should not be lossed. You can also guide
about another site.

I think that 'conductive glass' used in LCD manufacture for example
normally uses tin oxide rather than chloride.

Either way, I'm sure you'll see some effect on light transmission.

Graham
 
M

Mike Monett

Hi,

I am try to make glass conductive with SnCl2 but it require lots of
time. I use the pieces of 7-3 inch have this structure.

| _____________________ |
| == == |
| _____________________ | <----------- A pot or iron
| == == |
|_______________________|
Means that placing pieces of glass in pot by placing iorn nuts between
them to saparate them. I have to remain placed the pot in fire for
about 5 to 6 hours. Thats is only problem of time.
Please guide me any other mathod to make glass conductive in the way
that the visibility of glass should not be lossed. You can also guide
about another site.

Thanks in advance,

Asad

Asad,

It looks like you are trying to use stannous chloride to coat glass with a
transparent film of tin oxide. Here's a description of the process and results:

http://www.teralab.co.uk/Experiments/Conductive_Glass/Conductive_Glass_Page1.htm

I don't know of any way to speed this up, except to operate more units in parallel.
Perhaps the folks at sci.chem might have some suggestions.

BTW, the maniac who did it also describes a homemade 50KV X-Ray machine. Here's
some pictures of his results - pretty impressive! I like the cooked spider crab:

http://www.teralab.co.uk/X-Ray_Gallery/Spider_Crab.jpg

Here's the rest of the X-Ray Gallery:

http://www.teralab.co.uk/X-Ray_Gallery/X-Ray_Gallery_Page1.htm

We all could use something like this. Here's how to make it:

http://www.teralab.co.uk/Experiments/X_Rays/X_Rays_Page1.htm

And here's his main page for other similarly insane experiments:

http://www.teralab.co.uk/Experiments/Experiments_Menu.htm

Mike Monett
 
F

fungus

I'm very skeptical about this diagram.

It looks like you are trying to use stannous chloride to coat glass with a
transparent film of tin oxide.

Prove it!




--
<\___/>
/ O O \
\_____/ FTB. For email, remove my socks.

In science it often happens that scientists say, 'You know
that's a really good argument; my position is mistaken,'
and then they actually change their minds and you never
hear that old view from them again. They really do it.
It doesn't happen as often as it should, because scientists
are human and change is sometimes painful. But it happens
every day. I cannot recall the last time something like
that happened in politics or religion.

- Carl Sagan, 1987 CSICOP keynote address
 
D

doug dwyer

What about an exploding wire above the glass ? Kinetic energy does it


Mike Monett wrote:

[...]
BTW, the maniac who did it also describes a homemade 50KV X-Ray
machine. Here's
some pictures of his results - pretty impressive! I like the cooked
spider crab:

http://www.teralab.co.uk/X-Ray_Gallery/Spider_Crab.jpg

Of course, I intended to link to this jpg instead:

http://www.teralab.co.uk/X-Ray_Gallery/Spider_Crab_XRay.jpg

I've seen far worse X-Rays at well-funded hospitals!

Mike Monett
 
R

Rob

Hi,

I am try to make glass conductive with SnCl2 but it require lots of
time. I use the pieces of 7-3 inch have this structure.

| _____________________ |
| == == |
| _____________________ | <----------- A pot or iron
| == == |
|_______________________|
Means that placing pieces of glass in pot by placing iorn nuts between
them to saparate them. I have to remain placed the pot in fire for
about 5 to 6 hours. Thats is only problem of time.
Please guide me any other mathod to make glass conductive in the way
that the visibility of glass should not be lossed. You can also guide
about another site.


Thanks in advance,

Asad

A company in my city (in Australia) applies metals (gold etc) to almost
anything as an "artistic" effect for jewllery or whatever. A few years back
we had some first surface mirrors / beam splitters made by getting them to
do a thin coating on the glass. The thickness of the coating affects the
light transmission - getting a really thin coating might work for your
application (what ever it is). You could try looking for some one who offers
a similar service in your area. I think it might have been sputtered on
under vacuum. Got any mates with an electron microsope - from memory they
use a similar process for sample preparation.
r.
 
R

RST Engineering \(jw\)

In commercial jet transports, the pilot and copilot windshields are made
conductive for anti-ice with a very thin film of gold evaporated onto the
inside surface of the windshield.

I have absolutely no idea of the process involved in making them.

Jim
 
D

doug dwyer

In message
Rob said:
A company in my city (in Australia) applies metals (gold etc) to almost
anything as an "artistic" effect for jewllery or whatever. A few years back
we had some first surface mirrors / beam splitters made by getting them to
do a thin coating on the glass. The thickness of the coating affects the
light transmission - getting a really thin coating might work for your
application (what ever it is). You could try looking for some one who offers
a similar service in your area. I think it might have been sputtered on
under vacuum. Got any mates with an electron microsope - from memory they
use a similar process for sample preparation.
r.
Evaporating under a vacuum is the easiest approach if u have a vacuum!
First evaporate from nichrome wire which will stick proverbially and
then if the conductivity must be lower evaporate some gold on top of
that, use two filaments dont let the vacuum down between change over .
Not my exploding wire at ambient pressure as an alternative.
 
R

Roger Hamlett

RST Engineering (jw) said:
In commercial jet transports, the pilot and copilot windshields are made
conductive for anti-ice with a very thin film of gold evaporated onto
the inside surface of the windshield.

I have absolutely no idea of the process involved in making them.

Jim
Do a search for 'vacuum coating'. It is not the glass that is made
conductive, but a thin film of metal on the surface. Make the film thin
enough, and it is tranparent. There are about five different processes
used to deposit such coatings, and the process is widely used, to provide
the 'anti reflection' coatings used on many lenses.

Best Wishes
 
K

keith

In commercial jet transports, the pilot and copilot windshields are made
conductive for anti-ice with a very thin film of gold evaporated onto the
inside surface of the windshield.

Lincolns used to have much the same thing, used as a defroster. A rock in
the windshield got to be rather expensive.
I have absolutely no idea of the process involved in making them.

Vacuum deposition, usually.
 
J

John Fields

Hi,

I am try to make glass conductive with SnCl2 but it require lots of
time. I use the pieces of 7-3 inch have this structure.

| _____________________ |
| == == |
| _____________________ | <----------- A pot or iron
| == == |
|_______________________|
Means that placing pieces of glass in pot by placing iorn nuts between
them to saparate them. I have to remain placed the pot in fire for
about 5 to 6 hours. Thats is only problem of time.
Please guide me any other mathod to make glass conductive in the way
that the visibility of glass should not be lossed. You can also guide
about another site.
 
J

John Larkin

In commercial jet transports, the pilot and copilot windshields are made
conductive for anti-ice with a very thin film of gold evaporated onto the
inside surface of the windshield.

I have absolutely no idea of the process involved in making them.

Usually vapor deposition of ITO, indium tin oxide.

John
 
A

Asad

Hi Dear,

I have follow your link
http://www.teralab.co.uk/Experiments/Experiments_Menu.htm. I am also
performing the all process that is explained in this link.
I do not blow the vapour through between the glass plates in my
experiment. Could you please explain what is effact of blowing the
vapour between the glass plates.

I am using tin chloride as I can find it easily. But tin oxide will
work very batter I think. You can also guide me to make tin oxide from
tin. It would be very batter if I succeed in making the tin oxide.

Thanks in advance,

Asad
 
M

Mike Monett

Asad said:
Hi Dear,

I have follow your link
http://www.teralab.co.uk/Experiments/Experiments_Menu.htm I am also
performing the all process that is explained in this link.
I do not blow the vapour through between the glass plates in my
experiment. Could you please explain what is effact of blowing the
vapour between the glass plates.

I am using tin chloride as I can find it easily. But tin oxide will
work very batter I think. You can also guide me to make tin oxide from
tin. It would be very batter if I succeed in making the tin oxide.

Thanks in advance,

Asad

Asad,

This is an electronics newsgroup. Your questions might be more
appropriate over at sch.chem

Mike Monett
 
P

Pooh Bear

Asad said:
Hi Dear,

I have follow your link
http://www.teralab.co.uk/Experiments/Experiments_Menu.htm. I am also
performing the all process that is explained in this link.
I do not blow the vapour through between the glass plates in my
experiment. Could you please explain what is effact of blowing the
vapour between the glass plates.

To give good coverage I think.
I am using tin chloride as I can find it easily. But tin oxide will
work very batter I think. You can also guide me to make tin oxide from
tin. It would be very batter if I succeed in making the tin oxide.

Doesn't the link suggest that the SnCl2 turns to SnO in this application ?



Graham
 
M

Mike Monett

Pooh said:
To give good coverage I think.


Doesn't the link suggest that the SnCl2 turns to SnO in this application ?

Graham

Yes. His questions don't make sense. Nobody could be that stupid and still
survive.

I think it's some kind of troll. The alternate newsgroup, sci.skeptic, has
nothing to do with the thread or with this newsgroup. I removed it from my
replies.

Mike Monett
 
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