--- tags: Quantum Computing --- # Introduction ## Creating a Qubit A qubit is made using the spin of a electron or the orientation of a photon. - Bloch sphere ![](https://i.imgur.com/SAWg9gS.jpg) - Dirac Bra-Ket notation - |1> ket one - |0> ket zero ![](https://i.imgur.com/WENtgwJ.png)