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Ultra high vacuum
What is your opinion of this vacuum gauge.
Thanks

http://www.ebay.co.uk/itm/Old-ROBINAIR-Thermis ...		 13-9-2016 at 12:58
by: yobbo II
What about "glassy" carbon as an anode material in a chlorate or perchlorate cell?
Paper here (if anyone can get it) where the voltages are more manageable.

http://ieeexplore.ieee. ...		 3-9-2016 at 15:31
by: yobbo II
6km/sec VOD From Cast NaCLO4 Composition
Since Sodium Perchlorate has a number of hydrates this will need to be noted if yields are being wei ...		 31-8-2016 at 15:39
by: yobbo II
What about "glassy" carbon as an anode material in a chlorate or perchlorate cell?

The paper gives values of conductivity for films that range from about -10 to -22 of the In of con ...		 31-8-2016 at 14:54
by: yobbo II
Need gasket/sealant suggestion for circumfrence of 5 gallon bucket for "buchner funnel"

Obtain silicon sealent and apply lots where you need the seal. Then obtain some cling film (or so ...		 14-7-2016 at 07:03
by: yobbo II
Link


http://oxidizing.typhoonguitars.com/chlorate/mno2.html

Descriptions above

Yob 		12-7-2016 at 13:43
by: yobbo II
Conditions for hypochlorite formation

info 		10-7-2016 at 13:01
by: yobbo II
Nitrites to Nitrates

Could the nitrites be converted to nitrates by popping in an anode (mmo say) and running power?
E ...		 16-5-2016 at 05:35
by: yobbo II
Homebuilt 1300°C tube furnace

The tubes you speak of are translucent, as opposed to transparent.
I have attempted to bend these ...		 5-5-2016 at 06:42
by: yobbo II
Would this be a good vacuum pump? Would I need to purchase anything else to make it work?

Check this for getto

http://laserkids.sourceforge.net/eng_vpump.html 		30-4-2016 at 17:47
by: yobbo II
Has anyone made a EBW setup.
Home produced very fast discharge capacitors here

http://laserkids.sourceforge.net/eng_capacitor. ...		 30-4-2016 at 17:46
by: yobbo II
How to distinguish the name :Calcium Nitrate ; Calcium Ammonium Nitrate (CAN) and Granular CAN ?

http://www.yara.us/us-safety-data-sheets/agriculture-data-sheets/ 		29-4-2016 at 03:49
by: yobbo II
Homebuilt 1300°C tube furnace
Why are high temperature high Alumina bricks so expensive? It's only Alumina?

http://www.ebay.co ...		 28-4-2016 at 05:58
by: yobbo II
Hacking up a 2000C-3000C pyrometer?

http://www.metallab.net/pyrometer.php

Homemade hot wire pyrometer.

 19-4-2016 at 13:56
by: yobbo II
Hacking up a 2000C-3000C pyrometer?


Perhaps if you attach an optical fiber the the device it would act a an accurate hole and also m ...		 19-4-2016 at 07:52
by: yobbo II
High current low voltage heating element

MOT transformers always have a load connected (unless the oven/magnetron is broken).
The manufact ...		 17-4-2016 at 06:10
by: yobbo II
The Short Questions Thread (4)

This dude says sixthedy.
http://openstudy.com/updates/53b95693e4b09f140ca68b23

Thanks googness ...		 16-4-2016 at 13:59
by: yobbo II
High current low voltage heating element

How much do they cost and where do you purchase.

If the home constuctor was making a very temp. ...		 15-4-2016 at 14:43
by: yobbo II
The Short Questions Thread (4)
(18) If f (−1) = −7 and f (x) = g(−6 · x), what point must satisfy y = g(x)?

Can some ...		 15-4-2016 at 14:39
by: yobbo II
DIY/Cheap Tube Reactor
'Phenylacetone via the tube furnace' is a chapter in a book (AFAICR) by Uncle Fester.
It give some ...		 15-4-2016 at 14:33
by: yobbo II
High current low voltage heating element
http://www.ebay.co.uk/itm/Mellen-Company-Silicon-Carbide-Heating-Element-SER21-80X15-0X1-25-/1617374 ...		 14-4-2016 at 14:59
by: yobbo II
Combining low voltage induction heaters?
Perhaps this may answer some of your questions!

Converter Circuits (Coursera)
Apr 11th 2016

...		 11-4-2016 at 15:12
by: yobbo II
Calculus! For beginners, with a ‘no theorems’ approach!


Just to be sure what problem 1) above is saying is:

$$ F(x) = 3x^5-2\sqrt{x} $$

Find y

...		 5-4-2016 at 13:40
by: yobbo II
Calculus! For beginners, with a ‘no theorems’ approach!

C


Do you see that aga, it's C 		28-3-2016 at 17:54
by: yobbo II
Calculus! For beginners, with a ‘no theorems’ approach!


$$ \int dx=x+C $$

is that the same thing as

$$ \int 1 dx=x+C $$



@ aga Name is x, ...		 28-3-2016 at 15:40
by: yobbo II
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