Search Results - "Roos, F"
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1
Direct Observation of Dynamical Quantum Phase Transitions in an Interacting Many-Body System
Published in Physical review letters (21-08-2017)“…The theory of phase transitions represents a central concept for the characterization of equilibrium matter. In this work we study experimentally an extension…”
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2
Quasiparticle engineering and entanglement propagation in a quantum many-body system
Published in Nature (London) (10-07-2014)“…The fine control afforded by trapped atomic ions is used to explore experimentally how the range of interactions between the ions influences the spreading of…”
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3
Probing Rényi entanglement entropy via randomized measurements
Published in Science (American Association for the Advancement of Science) (19-04-2019)“…Entanglement is a key feature of many-body quantum systems. Measuring the entropy of different partitions of a quantum system provides a way to probe its…”
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4
Quantum Chemistry Calculations on a Trapped-Ion Quantum Simulator
Published in Physical review. X (24-07-2018)“…Quantum-classical hybrid algorithms are emerging as promising candidates for near-term practical applications of quantum information processors in a wide…”
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5
Vitamin D: a critical and essential micronutrient for human health
Published in Frontiers in physiology (11-07-2014)“…Vitamin D is a micronutrient that is needed for optimal health throughout the whole life. Vitamin D3 (cholecalciferol) can be either synthesized in the human…”
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6
Efficient tomography of a quantum many-body system
Published in Nature physics (01-12-2017)“…Traditionally quantum state tomography is used to characterize a quantum state, but it becomes exponentially hard with the system size. An alternative…”
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7
A Mutation in CALM1 Encoding Calmodulin in Familial Idiopathic Ventricular Fibrillation in Childhood and Adolescence
Published in Journal of the American College of Cardiology (28-01-2014)“…Objectives This study aimed to identify the genetic defect in a family with idiopathic ventricular fibrillation (IVF) manifesting in childhood and adolescence…”
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8
Survival outcomes in patients with large (≥7cm) clear cell renal cell carcinomas treated with nephron-sparing surgery versus radical nephrectomy: Results of a multicenter cohort with long-term follow-up
Published in PloS one (03-05-2018)“…Does the dogma of nephron sparing surgery (NSS) still stand for large renal masses? Available studies dealing with that issue are considerably biased often…”
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9
The global hidden hunger indices and maps: an advocacy tool for action
Published in PloS one (12-06-2013)“…The unified global efforts to mitigate the high burden of vitamin and mineral deficiency, known as hidden hunger, in populations around the world are crucial…”
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10
Quantum simulation of the Dirac equation
Published in Nature (London) (07-01-2010)“…The Dirac equation successfully merges quantum mechanics with special relativity. It provides a natural description of the electron spin, predicts the…”
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11
A quantum information processor with trapped ions
Published in New journal of physics (06-12-2013)“…Quantum computers hold the promise to solve certain problems exponentially faster than their classical counterparts. Trapped atomic ions are among the physical…”
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12
Adverse effects of biologics: a network meta-analysis and Cochrane overview
Published in Cochrane database of systematic reviews (16-02-2011)“…Biologics are used for the treatment of rheumatoid arthritis and many other conditions. While the efficacy of biologics has been established, there is…”
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13
Timing of surgery in acute deep partial-thickness burns: A study protocol
Published in PloS one (11-03-2024)“…For deep partial-thickness burns no consensus on the optimal treatment has been reached due to conflicting study outcomes with low quality evidence. Treatment…”
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14
Entanglement Growth in Quench Dynamics with Variable Range Interactions
Published in Physical review. X (01-09-2013)“…Studying entanglement growth in quantum dynamics provides both insight into the underlying microscopic processes and information about the complexity of the…”
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15
Polarization-gradient cooling of 1D and 2D ion Coulomb crystals
Published in New journal of physics (01-10-2020)“…We present experiments on polarization gradient cooling of Ca+ multi-ion Coulomb crystals in a linear Paul trap. Polarization gradient cooling of the…”
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16
Universal Digital Quantum Simulation with Trapped Ions
Published in Science (American Association for the Advancement of Science) (07-10-2011)“…A digital quantum simulator is an envisioned quantum device that can be programmed to efficiently simulate any other local system. We demonstrate and…”
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17
Spectroscopy of Interacting Quasiparticles in Trapped Ions
Published in Physical review letters (04-09-2015)“…The static and dynamic properties of many-body quantum systems are often well described by collective excitations, known as quasiparticles. Engineered quantum…”
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18
Revealing Quantum Statistics with a Pair of Distant Atoms
Published in Physical review letters (20-10-2017)“…Quantum statistics have a profound impact on the properties of systems composed of identical particles. At the most elementary level, Bose and Fermi quantum…”
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19
Multifocal Ectopic Purkinje-Related Premature Contractions: A New SCN5A-Related Cardiac Channelopathy
Published in Journal of the American College of Cardiology (10-07-2012)“…The aim of this study was to describe a new familial cardiac phenotype and to elucidate the electrophysiological mechanism responsible for the disease…”
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20
Energy expenditure and body composition in a hibernator, the alpine marmot
Published in Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology (01-01-2023)“…Visceral organs and tissues of 89 free-living alpine marmots ( Marmota marmota ) shot during a population control program in Switzerland, were collected…”
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