Colloquium: Quantum coherence as a resource
The coherent superposition of states, in combination with the quantization of observables,
represents one of the most fundamental features that mark the departure of quantum …
represents one of the most fundamental features that mark the departure of quantum …
Quantum coherence and geometric quantum discord
Quantum coherence and quantum correlations are of fundamental and practical significance
for the development of quantum mechanics. They are also cornerstones of quantum …
for the development of quantum mechanics. They are also cornerstones of quantum …
Robustness of coherence: an operational and observable measure of quantum coherence
Quantifying coherence is an essential endeavor for both quantum foundations and quantum
technologies. Here, the robustness of coherence is defined and proven to be a full …
technologies. Here, the robustness of coherence is defined and proven to be a full …
Quantum resource theories
E Chitambar, G Gour - Reviews of modern physics, 2019 - APS
Quantum resource theories (QRTs) offer a highly versatile and powerful framework for
studying different phenomena in quantum physics. From quantum entanglement to quantum …
studying different phenomena in quantum physics. From quantum entanglement to quantum …
Critical examination of incoherent operations and a physically consistent resource theory of quantum coherence
E Chitambar, G Gour - Physical review letters, 2016 - APS
Considerable work has recently been directed toward developing resource theories of
quantum coherence. In this Letter, we establish a criterion of physical consistency for any …
quantum coherence. In this Letter, we establish a criterion of physical consistency for any …
How to quantify coherence: Distinguishing speakable and unspeakable notions
I Marvian, RW Spekkens - Physical Review A, 2016 - APS
Quantum coherence is a critical resource for many operational tasks. Understanding how to
quantify and manipulate it also promises to have applications for a diverse set of problems in …
quantify and manipulate it also promises to have applications for a diverse set of problems in …
Coherence as a Resource for Shor's Algorithm
Shor's factoring algorithm provides a superpolynomial speedup over all known classical
factoring algorithms. Here, we address the question of which quantum properties fuel this …
factoring algorithms. Here, we address the question of which quantum properties fuel this …
Operational resource theory of imaginarity
Wave-particle duality is one of the basic features of quantum mechanics, giving rise to the
use of complex numbers in describing states of quantum systems and their dynamics and …
use of complex numbers in describing states of quantum systems and their dynamics and …
Quantum coherence via skew information and its polygamy
C Yu - Physical Review A, 2017 - APS
Quantifying coherence is a key task in both quantum-mechanical theory and practical
applications. Here, a reliable quantum coherence measure is presented by utilizing the …
applications. Here, a reliable quantum coherence measure is presented by utilizing the …
Maximum relative entropy of coherence: an operational coherence measure
The operational characterization of quantum coherence is the cornerstone in the
development of the resource theory of coherence. We introduce a new coherence quantifier …
development of the resource theory of coherence. We introduce a new coherence quantifier …