P4 superchilled with Liquid Nitrogen!

Off topic, but don't go too far overboard - after all, we are watching...heh.
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P4 superchilled with Liquid Nitrogen!

Postby ShellShock » Tue Dec 30, 2003 2:50 pm


Edogg

Postby Edogg » Tue Dec 30, 2003 3:13 pm

they actually reached 5.25 ghz. One thing you have to remember is that at those clockspeeds stability is thrown out the window. they are lucky just to be able to take a screenshot before the system crashes.

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Postby JimmyTango » Tue Dec 30, 2003 3:19 pm

And the fact they have a very short time to play with it at that speeds until the Nitro starts to warm.

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Postby WDPsellout » Tue Dec 30, 2003 10:53 pm

Look at this link, it is a guy named Kunaak who is a notorius overclocker. This is his dry ice experiment. I would read some of his posts, they are interesting, too bad he fried the mobo.

http://www.xtremesystems.org/forums/showthread.php?s=&threadid=14516

Here are his liquid nitrogen pictures.
http://www.solidhardware.com/macci/32c/cooling/
Ingame Name: WDPsellout {TS}

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Postby ShellShock » Wed Dec 31, 2003 3:17 pm

One thing about Liquid Nitrogen (aside from the fact that its very, very cold). Isn't also extremely volatile? Meaning that it could go "boom"?

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Postby WDPsellout » Thu Jan 01, 2004 1:40 am

Originally posted by ShellShock
One thing about Liquid Nitrogen (aside from the fact that its very, very cold). Isn't also extremely volatile? Meaning that it could go "boom"?


O god, not volatility again, o please no, I took an AP Chemistry quiz on this right before Xmas break after studying for 3 hours.

Straight from the AP Chem book:
"When a liquid-vapor equilibrium has been established the pressure exerted by the vapor is called the equilibrium vapor pressure (often just called vapor pressure). The equilibrium vapor pressure of any substance is a measure of the tendency of its molecules to escape from the liquid phase and enter the vapor phase at a given temperature. This tendency is refered to qualitatively as the volatility of the compound. The higher the equilibrium vapor pressure at a given temperature, the more volaile the compound. The average energy of molecules in the liquid phase is a function of temperature. At a higher temperature, more molecules have sufficent energy to escape the surface of the liquid."

If it is extremely volatile then it quickly goes from the liquid state into the gas state. For instance we heated methanol (highly volatile) in a hot water bath in a beaker(covered in tin foil) and waited for it all to evaporate then condensed it in an ice water bath to find the mass to find the molar mass of the compound. I do not see how this could result in an explosion. The worst thing that happened was that it smelled really really bad when escaping from the liquid phase into the gas phase.

That is your AP Chem lesson for the New Year.
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