Search Results - "Binder, Felix"
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Practical Unitary Simulator for Non-Markovian Complex Processes
Published in Physical review letters (15-06-2018)“…Stochastic processes are as ubiquitous throughout the quantitative sciences as they are notorious for being difficult to simulate and predict. In this Letter,…”
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Quantacell: powerful charging of quantum batteries
Published in New journal of physics (22-07-2015)“…We study the problem of charging a quantum battery in finite time. We demonstrate an analytical optimal protocol for the case of a single qubit. Extending this…”
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3
Tightening Quantum Speed Limits for Almost All States
Published in Physical review letters (09-02-2018)“…Conventional quantum speed limits perform poorly for mixed quantum states: They are generally not tight and often significantly underestimate the fastest…”
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Enhancing the Charging Power of Quantum Batteries
Published in Physical review letters (14-04-2017)“…Can collective quantum effects make a difference in a meaningful thermodynamic operation? Focusing on energy storage and batteries, we demonstrate that quantum…”
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5
Work Extraction from Unknown Quantum Sources
Published in Physical review letters (26-05-2023)“…Energy extraction is a central task in thermodynamics. In quantum physics, ergotropy measures the amount of work extractable under cyclic Hamiltonian control…”
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6
Operational Resource Theory of Continuous-Variable Nonclassicality
Published in Physical review. X (03-12-2018)“…Genuinely quantum states of a harmonic oscillator may be distinguished from their classical counterparts by the Glauber-SudarshanPrepresentation—a state…”
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7
Fisher information of correlated stochastic processes
Published in New journal of physics (01-05-2023)“…Abstract Many real-world tasks include some kind of parameter estimation, i.e. the determination of a parameter encoded in a probability distribution. Often,…”
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8
Matrix Product States for Quantum Stochastic Modeling
Published in Physical review letters (28-12-2018)“…In stochastic modeling, there has been a significant effort towards finding predictive models that predict a stochastic process' future using minimal…”
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9
Extreme Dimensionality Reduction with Quantum Modeling
Published in Physical review letters (31-12-2020)“…Effective and efficient forecasting relies on identification of the relevant information contained in past observations-the predictive features-and isolating…”
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Speeding up thermalisation via open quantum system variational optimisation
Published in The European physical journal. ST, Special topics (01-09-2018)“…Optimising open quantum system evolution is an important step on the way to achieving quantum computing and quantum thermodynamic tasks. In this article, we…”
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Preserving Fragile History: Assessing the Feasibility of Segmenting Digitized Historical Documents with Modulation Depth Analysis
Published in Heritage (01-09-2023)“…Historical documents are often severely damaged, making it impossible to open them manually without causing further damage. To address this challenge, computed…”
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12
Stabilizing open quantum batteries by sequential measurements
Published in Physical review research (29-01-2020)“…A quantum battery is a work reservoir that stores energy in quantum degrees of freedom. When immersed in an environment, an open quantum battery needs to be…”
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13
Thermodynamic resources in continuous-variable quantum systems
Published in npj quantum information (27-01-2021)“…Thermodynamic resources, beyond their well-known usefulness in work extraction and other thermodynamic tasks, are often important also in tasks that are not…”
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14
A new formulation of gradient boosting
Published in Machine learning: science and technology (01-12-2021)“…Abstract In the setting of regression, the standard formulation of gradient boosting generates a sequence of improvements to a constant model. In this paper,…”
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15
Quantum thermodynamics of general quantum processes
Published in Physical review. E, Statistical, nonlinear, and soft matter physics (11-03-2015)“…Accurately describing work extraction from a quantum system is a central objective for the extension of thermodynamics to individual quantum systems. The…”
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Landauer Versus Nernst: What is the True Cost of Cooling a Quantum System?
Published in PRX quantum (01-03-2023)“…Thermodynamics connects our knowledge of the world to our capability to manipulate and thus to control it. This crucial role of control is exemplified by the…”
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Band offsets at the Ge/GeO2 interface through hybrid density functionals
Published in Applied physics letters (06-04-2009)“…Band offsets of the Ge/GeO2 interface are calculated through a hybrid density functional scheme. We first generate a model of disordered GeO2 through ab initio…”
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18
Stochastic metrology and the empirical distribution
Published in Physical review research (01-09-2023)“…We study the problem of parameter estimation in time series stemming from general stochastic processes, where the outcomes may exhibit arbitrary temporal…”
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19
Electron trapping in substoichiometric germanium oxide
Published in Applied physics letters (30-08-2010)“…Model structures of substoichiometric germanium oxide generated by ab initio molecular dynamics reveal a rich variety of bonding configurations, including…”
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Electron density of states at Ge/oxide interfaces due to GeOx formation
Published in Microelectronic engineering (01-04-2011)Get full text
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