Recent content by bohrpiphi

I also just realized that this should have been posted in the Advanced Homework section.

I want to find a matrix such that it takes a spin z ket in the z basis, | \; S_z + >_z and operates on it, giving me a spin z ket in the x basis, U \; | \; S_z + >_z = | \; S_z + >_x I would have thought that I could find this transformation operator matrix simply by using the...