a. Prove that (1/2) (1 + ix) acting on a two-component spinor can be regarded as the
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a. Prove that (1/√2) (1 + iσx) acting on a two-component spinor can be regarded as the matrix representation of the rotation operator about the x-axis by angle – π/2. (The minus sign signifies that the rotation is clockwise.)
b. Construct the matrix representation of Sz when the eigenkets of Sy are used as base vectors.
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a The rotation matrix cE 3244 acting on a twocomponent spinor can be For clockwise ro...View the full answer
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