What is Spin? A Geometric explanation

What is the spin of a particle? What is its geometric origin? What do the up and down states of electrons represent? All these answers in 20 minutes! 0:00 - Introduction 2:00 - Group theory 4:02 - State spaces 7:30 - Spin in Physics 10:26 - Quantum Mechanics 15:19 - The spin of an electron 18:22 - Summary and conclusion This video is narrated by Octave Masson. For more videos, subscribe to the YouTube channel : https://www.youtube.com/ScienceClicEN And if you liked this video, you can share it on social networks ! To support me on Patreon : http://www.patreon.com/ScienceClic or on Tipeee : http://tipeee.com/ScienceClic Facebook Page : http://facebook.com/ScienceClic Twitter : http://twitter.com/ScienceClic Instagram : http://instagram.com/ScienceClic Alessandro Roussel, For more info: http://www.alessandroroussel.com/en _________________________________________________ ScienceClic Français : http://youtube.com/ScienceClic ScienceClic Español : http://youtube.com/ScienceClicES _________________________________________________ To learn more : https://en.wikipedia.org/wiki/Spin_(physics)