Question: (a) Compute the evolution of the operator y under the influence of the I-S couplings in (i) an IS, (ii) an I2S and (iii) an

(a) Compute the evolution of the operator y under the influence of the I-S couplings in (i) an IS, (ii) an I2S and (iii) an I3S spin system.
(b) Compute the evolution of the operator 81z2z3zy under the influence of the I-S couplings in an I3S spin system. After what time will this triply anti-phase operator become entirely in phase?

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a There is only one coupling present in an IS spin system the coupling Hamiltonian therefore contain... View full answer

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