The $5 PVC DIY Sled @AlphaPhoenixChannel

Uploaded March 2015 | Updated September 2026, 1 week ago

On a snow day at NCSU, I built a sled out of PVC I had laying around for another project. Ended up with a better sled than you could buy for the cost of the materials and had a lot more fun building it!

Flying playing card through smoke in slow motion

$Five years in 49 minutes Ive had piles and piles of questions about the research that I did in gradschool, so here it is! Be careful what you wish for... About a year ago I defended my dissertation from UCSB in Materials, exploring, among other things, growth of a semiconductor called lead selenide, a narrow-gap material with a bright (ba-dum-tss) future in the realm of infrared optoelectronics. I hope you enjoy! For more information than you could ever reasonably desire: https://escholarship.org/content/qt9mj491xk/qt9mj491xk.pdf Viewers of the channel are probably going to be most interested in all the fun machines featured in chapter 2, Experimental Methods - Molecular beam epitaxy (making crystals in ultra high vacuum) - X-ray diffraction (explained with almost no math) - Electron microscopy (many variants) Music in this video: I Dunno by grapes is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/by/3.0/) http://ccmixter.org/files/grapes/16626$

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