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Professor GERARDO ADESSO's Outputs (88)

Entanglement quantification made easy: polynomial measures invariant under convex decomposition (2016)
Journal Article
Regula, B., & Adesso, G. (2016). Entanglement quantification made easy: polynomial measures invariant under convex decomposition. Physical Review Letters, 116, Article 070504. https://doi.org/10.1103/PhysRevLett.116.070504

Quantifying entanglement in composite systems is a fundamental challenge, yet exact results are only available in few special cases. This is because hard optimization problems are routinely involved, such as finding the convex decomposition of a mixe... Read More about Entanglement quantification made easy: polynomial measures invariant under convex decomposition.

Assisted distillation of quantum coherence (2016)
Journal Article
Chitambar, E., Streltsov, A., Rana, S., Bera, M. N., Adesso, G., & Lewenstein, M. (2016). Assisted distillation of quantum coherence. Physical Review Letters, 116(7), https://doi.org/10.1103/PhysRevLett.116.070402

We introduce and study the task of assisted coherence distillation. This task arises naturally in bipartite systems where both parties work together to generate the maximal possible coherence on one of the subsystems. Only incoherent operations are a... Read More about Assisted distillation of quantum coherence.

Efficiency of inefficient endoreversible thermal machines (2016)
Journal Article
Palao, J. P., Correa, L. A., Adesso, G., & Alonso, D. (2016). Efficiency of inefficient endoreversible thermal machines. Brazilian Journal of Physics, 46(3), 282-287. https://doi.org/10.1007/s13538-015-0396-x

We present a study of the performance of endoreversible thermal machines optimized with respect to the thermodynamic force associated with the cold bath in the regime of small thermodynamic forces. These thermal machines can work either as an engine... Read More about Efficiency of inefficient endoreversible thermal machines.

Gaussian interferometric power as a measure of continuous-variable non-Markovianity (2015)
Journal Article
Souza, L. A., Dhar, H. S., Bera, M. N., Liuzzo-Scorpo, P., & Adesso, G. (2015). Gaussian interferometric power as a measure of continuous-variable non-Markovianity. Physical Review A, 92(5), https://doi.org/10.1103/physreva.92.052122

We investigate the non-Markovianity of continuous-variable Gaussian quantum channels through the evolution of an operational metrological quantifier, namely, the Gaussian interferometric power, which captures the minimal precision that can be achieve... Read More about Gaussian interferometric power as a measure of continuous-variable non-Markovianity.

Hierarchy of steering criteria based on moments for all bipartite quantum systems (2015)
Journal Article
Kogias, I., Skrzypczyk, P., Cavalcanti, D., Acín, A., & Adesso, G. (2015). Hierarchy of steering criteria based on moments for all bipartite quantum systems. Physical Review Letters, 115(21), https://doi.org/10.1103/PhysRevLett.115.210401

Einstein-Podolsky-Rosen steering is a manifestation of quantum correlations exhibited by quantum systems that allows for entanglement certification when one of the subsystems is not characterized. Detecting the steerability of quantum states is essen... Read More about Hierarchy of steering criteria based on moments for all bipartite quantum systems.

Secure continuous variable teleportation and Einstein-Podolsky-Rosen steering (2015)
Journal Article
He, Q., Rosales-Zárate, L., Adesso, G., & Reid, M. D. (2015). Secure continuous variable teleportation and Einstein-Podolsky-Rosen steering. Physical Review Letters, 115(18), https://doi.org/10.1103/PhysRevLett.115.180502

We investigate the resources needed for secure teleportation of coherent states. We extend continuous variable teleportation to include quantum teleamplification protocols that allow nonunity classical gains and a preamplification or postattenuation... Read More about Secure continuous variable teleportation and Einstein-Podolsky-Rosen steering.

Generation of quantum steering and interferometric power in the dynamical Casimir effect (2015)
Journal Article
Sabín, C., & Adesso, G. (2015). Generation of quantum steering and interferometric power in the dynamical Casimir effect. Physical Review A, 92(4), https://doi.org/10.1103/PhysRevA.92.042107

We analyze the role of the dynamical Casimir effect as a resource for quantum technologies, such as quantum cryptography and quantum metrology. In particular, we consider the generation of Einstein-Podolsky-Rosen steering and Gaussian interferometric... Read More about Generation of quantum steering and interferometric power in the dynamical Casimir effect.

Concentrating tripartite quantum information (2015)
Journal Article
Streltsov, A., Lee, S., & Adesso, G. (2015). Concentrating tripartite quantum information. Physical Review Letters, 115, Article 030505. https://doi.org/10.1103/PhysRevLett.115.030505

We introduce the concentrated information of tripartite quantum states. For three parties Alice, Bob, and Charlie, it is defined as the maximal mutual information achievable between Alice and Charlie via local operations and classical communication p... Read More about Concentrating tripartite quantum information.

Measuring quantum coherence with entanglement (2015)
Journal Article
Streltsov, A., Singh, U., Dhar, H. S., Bera, M. N., & Adesso, G. (2015). Measuring quantum coherence with entanglement. Physical Review Letters, 115(2), Article 020403. https://doi.org/10.1103/PhysRevLett.115.020403

Quantum coherence is an essential ingredient in quantum information processing and plays a central role in emergent fields such as nanoscale thermodynamics and quantum biology. However, our understanding and quantitative characterization of coherence... Read More about Measuring quantum coherence with entanglement.

Individual quantum probes for optimal thermometry (2015)
Journal Article
Correa, L. A., Mehboudi, M., Adesso, G., & Sanpera, A. (2015). Individual quantum probes for optimal thermometry. Physical Review Letters, 114(22), Article 220405. https://doi.org/10.1103/PhysRevLett.114.220405

© 2015 American Physical Society. The unknown temperature of a sample can be estimated with minimal disturbance by putting it in thermal contact with an individual quantum probe. If the interaction time is sufficiently long so that the probe thermali... Read More about Individual quantum probes for optimal thermometry.

Frozen quantum coherence (2015)
Journal Article
Bromley, T. R., Cianciaruso, M., & Adesso, G. (2015). Frozen quantum coherence. Physical Review Letters, 114(21), Article 210401. https://doi.org/10.1103/PhysRevLett.114.210401

We analyze under which dynamical conditions the coherence of an open quantum system is totally unaffected by noise. For a single qubit, specific measures of coherence are found to freeze under different conditions, with no general agreement between t... Read More about Frozen quantum coherence.

Characterizing non-Markovianity via quantum interferometric power (2015)
Journal Article
Dhar, H. S., Bera, M. N., & Adesso, G. (2015). Characterizing non-Markovianity via quantum interferometric power. Physical Review A, 91(3), https://doi.org/10.1103/PhysRevA.91.032115

Non-Markovian evolution in open quantum systems is often characterized in terms of the backflow of information from environment to system and is thus an important facet in investigating the performance and robustness of quantum information protocols.... Read More about Characterizing non-Markovianity via quantum interferometric power.

Quantification of Gaussian quantum steering (2015)
Journal Article
Kogias, I., Lee, A. R., Ragy, S., & Adesso, G. (2015). Quantification of Gaussian quantum steering. Physical Review Letters, 114(6), https://doi.org/10.1103/PhysRevLett.114.060403

Einstein-Podolsky-Rosen steering incarnates a useful nonclassical correlation which sits between entanglement and Bell nonlocality. While a number of qualitative steering criteria exist, very little has been achieved for what concerns quantifying ste... Read More about Quantification of Gaussian quantum steering.

Optimal performance of endoreversible quantum refrigerators (2014)
Journal Article
Correa, L. A., Palao, J. P., Adesso, G., & Alonso, D. (2014). Optimal performance of endoreversible quantum refrigerators. Physical Review E, 90(6), https://doi.org/10.1103/PhysRevE.90.062124

The derivation of general performance benchmarks is important in the design of highly optimized heat engines and refrigerators. To obtain them, one may model phenomenologically the leading sources of irreversibility ending up with results that are mo... Read More about Optimal performance of endoreversible quantum refrigerators.

Certifying quantumness: benchmarks for the optimal processing of generalized coherent and squeezed states (2014)
Journal Article
Yang, Y., Chiribella, G., & Adesso, G. (2014). Certifying quantumness: benchmarks for the optimal processing of generalized coherent and squeezed states. Physical Review A, 90(4), https://doi.org/10.1103/PhysRevA.90.042319

Quantum technology promises revolutionary advantages in information processing and transmission compared to classical technology; however, determining which specific resources are needed to surpass the capabilities of classical machines often remains... Read More about Certifying quantumness: benchmarks for the optimal processing of generalized coherent and squeezed states.

No-activation theorem for Gaussian nonclassical correlations by Gaussian operations (2014)
Journal Article
Mišta, L., McNulty, D., & Adesso, G. (2014). No-activation theorem for Gaussian nonclassical correlations by Gaussian operations. Physical Review A, 90(2), https://doi.org/10.1103/PhysRevA.90.022328

We study general quantum correlations of continuous variable Gaussian states and their interplay with entanglement. Specifically, we investigate the existence of a quantum protocol activating all nonclassical correlations between the subsystems of an... Read More about No-activation theorem for Gaussian nonclassical correlations by Gaussian operations.

Quantum discord determines the interferometric power of quantum states (2014)
Journal Article
Girolami, D., Souza, A. M., Giovannetti, V., Tufarelli, T., Filgueiras, J. G., Sarthour, R. S., Soares-Pinto, D. O., Oliveira, I. S., & Adesso, G. (2014). Quantum discord determines the interferometric power of quantum states. Physical Review Letters, 112(21), https://doi.org/10.1103/PhysRevLett.112.210401

Quantum metrology exploits quantum mechanical laws to improve the precision in estimating technologically relevant parameters such as phase, frequency, or magnetic fields. Probe states are usually tailored to the particular dynamics whose parameters... Read More about Quantum discord determines the interferometric power of quantum states.

Continuous-variable versus hybrid schemes for quantum teleportation of Gaussian states (2014)
Journal Article
Kogias, I., Ragy, S., & Adesso, G. (2014). Continuous-variable versus hybrid schemes for quantum teleportation of Gaussian states. Physical Review A, 89(5), https://doi.org/10.1103/PhysRevA.89.052324

In this paper, we examine and compare two fundamentally different teleportation schemes: the well-known continuous-variable scheme of Vaidman, Braunstein, and Kimble (VBK) and a recently proposed hybrid scheme by Andersen and Ralph (AR). We analyze t... Read More about Continuous-variable versus hybrid schemes for quantum teleportation of Gaussian states.

Relativistic Quantum Metrology: Exploiting relativity to improve quantum measurement technologies (2014)
Journal Article
Ahmadi, M., Bruschi, D. E., Sabín, C., Adesso, G., & Fuentes, I. (2014). Relativistic Quantum Metrology: Exploiting relativity to improve quantum measurement technologies. Scientific Reports, 4(1), 1-6. https://doi.org/10.1038/srep04996

We present a framework for relativistic quantum metrology that is useful for both Earth-based and space-based technologies. Quantum metrology has been so far successfully applied to design precision instruments such as clocks and sensors which outper... Read More about Relativistic Quantum Metrology: Exploiting relativity to improve quantum measurement technologies.