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quant-ph2024
Universal chain rules from entropic triangle inequalities
Ashutosh Marwah, Frédéric Dupuis
The von Neumann entropy of an -partite system given a system can be written as the sum of the von Neumann entropies of the individual subsystems given $A_1^{k-…
quant-ph2024
Proving security of BB84 under source correlations
Ashutosh Marwah, Frédéric Dupuis
Device imperfections and memory effects can result in undesired correlations among the states generated by a realistic quantum source. These correlations are called source correlat…