Search Results - "Amann, Andreas"
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Exploring the origins of switching dynamics in a multifunctional reservoir computer
Published in Frontiers in network physiology (03-10-2024)“…The concept of multifunctionality has enabled reservoir computers (RCs), a type of dynamical system that is typically realized as an artificial neural network,…”
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Combined Effect of Bistability and Mechanical Impact on the Performance of a Nonlinear Electromagnetic Vibration Energy Harvester
Published in IEEE/ASME transactions on mechatronics (01-04-2016)“…This paper presents the design, modeling, fabrication, and characterization of a nonlinear bistable electromagnetic vibrational energy harvesting device. A…”
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Magnetic Field-Induced Ferroelectric Switching in Multiferroic Aurivillius Phase Thin Films at Room Temperature
Published in Journal of the American Ceramic Society (01-08-2013)“…Single‐phase multiferroic materials are of considerable interest for future memory and sensing applications. Thin films of Aurivillius phase Bi7Ti3Fe3O21 and…”
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4
Dynamics of Targeted Ransomware Negotiation
Published in IEEE access (2022)“…In this paper, we consider how the development of targeted ransomware has affected the dynamics of ransomware negotiations to better understand how to respond…”
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5
Does Laser Surgery Interfere with Optical Nerve Identification in Maxillofacial Hard and Soft Tissue?--An Experimental Ex Vivo Study
Published in Sensors (Basel, Switzerland) (01-10-2015)“…The protection of sensitive structures (e.g., nerves) from iatrogenic damage is of major importance when performing laser surgical procedures. Especially in…”
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6
Emergence of stable two-colour states in mutually delay-coupled lasers
Published in EPJ Web of Conferences (01-01-2017)“…We theoretically investigate a setup of two mutually delay-coupled semiconductor lasers in a face to face configuration, and study the multi-stabilities and…”
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Tapered nonlinear vibration energy harvester for powering Internet of Things
Published in Applied energy (01-02-2021)“…[Display omitted] •Tapered Nonlinear Vibration Energy Harvester(VEH) has been developed.•The nonlinearity substantially widens the hysteresis width to 45 Hz at…”
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Nonlinear dynamics of non-equilibrium holes in p-type modulation-doped GaInNAs/GaAs quantum wells
Published in Nanoscale research letters (02-03-2011)“…Nonlinear charge transport parallel to the layers of p -modulation-doped GaInNAs/GaAs quantum wells (QWs) is studied both theoretically and experimentally…”
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High Figure of Merit Nonlinear Microelectromagnetic Energy Harvesters for Wideband Applications
Published in Journal of microelectromechanical systems (01-02-2017)“…We report a new approach for designing high-performance microelectromechanical system (MEMS) electromagnetic energy harvesting devices, which can operate at…”
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10
Magnetic Tuning of Nonlinear MEMS Electromagnetic Vibration Energy Harvester
Published in Journal of microelectromechanical systems (01-06-2017)“…Ambient mechanical vibrations are an untapped yet attractive energy source for powering wireless sensor nodes in the upcoming Internet-of-Things. Here we…”
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11
A bistable electromagnetic micro-power generator using FR4-based folded arm cantilever
Published in Sensors and actuators. A. Physical. (15-05-2015)“…•A bistable electromagnetic micro-power generator using FR4-based folded arm cantilever. Bistability is incorporated into the system dynamics by repulsive…”
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12
Analytical limitation for time-delayed feedback control in autonomous systems
Published in Physical review letters (12-10-2012)“…We prove an analytical limitation on the use of time-delayed feedback control for the stabilization of periodic orbits in autonomous systems. This limitation…”
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13
Asymmetric Pentagonal Metal Meshes for Flexible Transparent Electrodes and Heaters
Published in ACS applied materials & interfaces (08-02-2017)“…Metal meshes have emerged as an important class of flexible transparent electrodes. We report on the characteristics of a new class of asymmetric meshes, tiled…”
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14
Influence of combined fundamental potentials in a nonlinear vibration energy harvester
Published in Scientific reports (22-11-2016)“…Ambient mechanical vibrations have emerged as a viable energy source for low-power wireless sensor nodes aiming the upcoming era of the ‘Internet of Things’…”
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An odd-number limitation of extended time-delayed feedback control in autonomous systems
Published in Philosophical transactions of the Royal Society of London. Series A: Mathematical, physical, and engineering sciences (28-09-2013)“…We propose a necessary condition for the successful stabilization of a periodic orbit, using the extended version of time-delayed feedback control. This…”
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An odd-number limitation of extended time-delayed feedback control in autonomous systems
Published in Philosophical transactions of the Royal Society of London. Series A: Mathematical, physical, and engineering sciences (28-09-2013)“…We propose a necessary condition for the successful stabilization of a periodic orbit, using the extended version of time-delayed feedback control. This…”
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17
Origin of the Unusual Ground-State Spin S = 9 in a Cr 10 Single-Molecule Magnet
Published in Journal of the American Chemical Society (13-07-2022)“…The molecular wheel [Cr (OMe) (O CCMe ) ], abbreviated {Cr }, with an unusual intermediate total spin = 9 and non-negligible cluster anisotropy, / = -0.045(2)…”
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Fully Automated AC Susceptometer for Milli-Kelvin Temperatures in a DynaCool PPMS
Published in IEEE transactions on applied superconductivity (01-06-2017)“…We have developed a commercial apparatus to measure the ac-susceptibility of small samples (1-500 mg) from 50 mK to 4 K using a versatile top loading dilution…”
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Origin of the Unusual Ground-State Spin S = 9 in a Cr10 Single-Molecule Magnet
Published in Journal of the American Chemical Society (13-07-2022)“…The molecular wheel [Cr10(OMe)20(O2CCMe3)10], abbreviated {Cr10}, with an unusual intermediate total spin S = 9 and non-negligible cluster anisotropy, D/k B =…”
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Versatile SQUID Susceptometer With Multiple Measurement Modes
Published in IEEE transactions on magnetics (01-07-2013)“…We present a state of the art SQUID-based susceptometer which supports lock-in style vibrating sample magnetometer (VSM) measurements as well as traditional dc…”
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