activity
20062026
most citedStrong converse for the classical capacity of entanglement-breaking and Hadamard channels via a sandwiched Renyi relative entropy

517 citations · 7.9k across the 209 of their papers we have counts for

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Showing 2017Show all

16 papers · 1 filter

quant-ph2017★ 19 cited

Strong and uniform convergence in the teleportation simulation of bosonic Gaussian channels

Mark M. Wilde

In the literature on the continuous-variable bosonic teleportation protocol due to [Braunstein and Kimble, Phys. Rev. Lett., 80(4):869, 1998], it is often loosely stated that this…

quant-ph2017★ 43 cited

Optimized quantum f-divergences and data processing

Mark M. Wilde

The quantum relative entropy is a measure of the distinguishability of two quantum states, and it is a unifying concept in quantum information theory: many information measures suc…

quant-ph2017★ 31 cited

Amortization does not enhance the max-Rains information of a quantum channel

Mario Berta, Mark M. Wilde

Given an entanglement measure , the entanglement of a quantum channel is defined as the largest amount of entanglement that can be generated from the channel, if the sender…

quant-ph2017★ 115 cited

Approaches for approximate additivity of the Holevo information of quantum channels

Felix Leditzky, Eneet Kaur, Nilanjana Datta +1

We study quantum channels that are close to another channel with weakly additive Holevo information and derive upper bounds on their classical capacity. Examples of channels with w…

quant-ph2017★ 58 cited

Bounding the energy-constrained quantum and private capacities of phase-insensitive bosonic Gaussian channels

Kunal Sharma, Mark M. Wilde, Sushovit Adhikari +1

We establish several upper bounds on the energy-constrained quantum and private capacities of all single-mode phase-insensitive bosonic Gaussian channels. The first upper bound, wh…

quant-ph2017★ 40 cited

Amortized entanglement of a quantum channel and approximately teleportation-simulable channels

Eneet Kaur, Mark M. Wilde

This paper defines the amortized entanglement of a quantum channel as the largest difference in entanglement between the output and the input of the channel, where entanglement is…