Information-Disturbance Theorem for Mutually Unbiased Observables
classification
🪐 quant-ph
keywords
information-disturbancemutuallyobservablesunbiasedbasisconjugatederiveerroneous
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We derive a novel version of information-disturbance theorems for mutually unbiased observables. We show that the information gain by Eve inevitably makes the outcomes by Bob in the conjugate basis not only erroneous but random.
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