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19942026
most citedQuantum secret sharing

3.4k citations

Showing 2015 · quant-phShow all

8 papers · 2 filters

quant-ph2015★ 222 cited

An Invitation to Quantum Incompatibility

Teiko Heinosaari, Takayuki Miyadera, Mario Ziman

In the context of a physical theory, two devices, A and B, described by the theory are called incompatible if the theory does not allow the existence of a third device C that would…

quant-ph2015★ 15 cited

Incompatible measurements on quantum causal networks

Michal Sedlak, Daniel Reitzner, Giulio Chiribella +1

The existence of incompatible measurements, epitomized by Heisenberg's uncertainty principle, is one of the distinctive features of quantum theory. So far, quantum incompatibility…

quant-ph2015★ 6 cited

An explicit classical strategy for winning a game

Matej Pivoluska, Martin Plesch

A game is a generalization of the standard two player game, having different input and output options. In contrast to the binary game, the b…

quant-ph2015★ 33 cited

Quantum proofs can be verified using only single qubit measurements

Tomoyuki Morimae, Daniel Nagaj, Norbert Schuch

QMA (Quantum Merlin Arthur) is the class of problems which, though potentially hard to solve, have a quantum solution which can be verified efficiently using a quantum computer. It…

quant-ph2015★ 3 cited

Generalized Hofmann quantum process fidelity bounds for quantum filters

Michal Sedlak, Jaromír Fiurášek

We propose and investigate bounds on quantum process fidelity of quantum filters, i.e. probabilistic quantum operations represented by a single Kraus operator K. These bounds gener…

quant-ph2015★ 60 cited

Incompatibility breaking quantum channels

Teiko Heinosaari, Jukka Kiukas, Daniel Reitzner +1

A typical bipartite quantum protocol, such as EPR-steering, relies on two quantum features, entanglement of states and incompatibility of measurements. Noise can delete both of the…

quant-ph2015★ 5 cited

Exploring boundaries of quantum convex structures: special role of unitary processes

Zbigniew Puchała, Anna Jencova, Michal Sedlak +1

We address the question of finding the most effective convex decompositions into boundary elements (so-called boundariness) for sets of quantum states, observables and channels. Fi…

quant-ph2015★ 87 cited

Noise Robustness of the Incompatibility of Quantum Measurements

Teiko Heinosaari, Jukka Kiukas, Daniel Reitzner

The existence of incompatible measurements is a fundamental phenomenon having no explanation in classical physics. Intuitively, one considers given measurements to be incompatible…