High pressure gas cylinder transfer

I transfer high pressure ethylene gas from a rental cylinder to another cylinder that I own.  I use a cooling water bath to condense the ethylene and transfer as much mass as possible.

Magnetic refrigeration: How does that work?!

I describe how some materials can change temperature when a magnetic field is applied to them.

https://www.kjmagnetics.com/gap.calculator.asp

http://www.sigmaaldrich.com/technical-documents/articles/material-matters/advanced-materials.html

https://www.youtube.com/watch?v=WlKKKMTA7XM

http://www.reddit.com/r/AppliedScienceChannel/

http://en.wikipedia.org/wiki/Magnetic_refrigeration

Cryogenic Machining: Custom rubber parts

I demonstrate the process of cryogenically freezing rubber, then CNC milling it into a custom shape. This avoids the need to injection mold or cast rubber parts.

Electron microscope image capture with an oscilloscope

T-shirt:  http://www.teespring.com/AppliedScience
I show how I collect digital electron microscope images with my Tek MDO3000 oscilloscope.

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