English
Related papers

Related papers: Tunable Magnets: modeling and validation for dynam…

200 papers

A long-standing challenge in ultrafast magnetism and in functional materials research in general, has been the generation of a universal, ultrafast stimulus able to switch between stable magnetic states. Solving it would open up many new…

Superconductivity · Physics 2024-08-12 G. De Vecchi , G. Jotzu , M. Buzzi , S. Fava , T. Gebert , M. Fechner , A. Kimel , A. Cavalleri

The ability to adapt and conform to angular and uneven surfaces improves the suction cup's performance in grasping and manipulation. However, in most cases, the adaptation costs lack of required stiffness for manipulation after surface…

Robotics · Computer Science 2022-10-27 Arman Goshtasbi , Ali Sadeghi

We investigate the exchange bias and training effects in the FM/AF heterostructures using a unified Monte Carlo dynamical approach. This real dynamical method has been proved reliable and effective in simulating dynamical magnetization of…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Kai-Cheng Zhang , Bang-Gui Liu

Tunable couplers are a key building block of superconducting quantum processors, enabling high on-off ratios for two-qubit entangling interactions. While qubit-qubit interaction can be turned off, residual wavefunctions delocalize…

Quantum Physics · Physics 2026-02-23 Zhongyi Jiang , Simon Geisert , Sören Ihssen , Ioan M. Pop , Mohammad H. Ansari

This paper proposes a technique for automatic gain tuning of a momentum based balancing controller for humanoid robots. The controller ensures the stabilization of the centroidal dynamics and the associated zero dynamics. Then, the…

Systems and Control · Computer Science 2017-01-11 Daniele Pucci , Gabriele Nava , Francesco Nori

We describe a fluidic actuator design that replaces the sealed chamber of a hydraulic cylinder using a soft actuator to provide compliant linear compression with a large force ($\geq$100 N) at a low operation pressure ($\leq$50 kPa) for a…

Robotics · Computer Science 2020-03-10 Fang Wan , Zheng Wang , Brooke Franchuk , Xinyao Hu , Zhenglong Sun , Chaoyang Song

A versatile control of magnetic systems, widely used to store information, can also enable manipulating Majorana bounds states (MBS) and implementing fault-tolerant quantum information processing. The proposed platform relies on the…

Mesoscale and Nanoscale Physics · Physics 2017-06-23 Alex Matos-Abiague , Javad Shabani , Andrew D. Kent , Geoffrey L. Fatin , Benedikt Scharf , Igor Žutić

Finite-temperature micromagnetics simulations are employed to study the magnetization-switching dynamics driven by a field applied at an angle to the long axis of an iron nanopillar. A bi-modal distribution in the switching times is…

Statistical Mechanics · Physics 2015-05-13 S. H. Thompson , G. Brown , P. A. Rikvold , M. A. Novotny

The advent of automated vehicles operating at SAE levels 4 and 5 poses high fault tolerance demands for all functions contributing to the driving task. At the actuator level, fault-tolerant vehicle motion control, which exploits functional…

Systems and Control · Electrical Eng. & Systems 2021-07-27 Torben Stolte

The magnetostructural coupling between the structural and the magnetic transition plays a crucial role in magnetoresponsive effects in a martensitic-transition system. A combination of various magnetoresponsive effects based on this…

We detail a technique to produce actuators able to bear large strain and respond to an external magnetic field. The material used is PDMS reinforced with nickel coated carbon fibres. Thanks to the nickel functionalisation, the fibre…

Soft Condensed Matter · Physics 2015-07-03 David C. Stanier , Jacopo Ciambella , Sameer S. Rahatekar

We have investigated the magnetic properties of a piezoelectric actuator/ferromagnetic semiconductor hybrid structure. Using a GaMnAs epilayer as the ferromagnetic semiconductor and applying the piezo-stress along its [110] direction, we…

Stability and reliable operation under a spectrum of environmental conditions is still an open challenge for soft and continuum style manipulators. The inability to carry sufficient load and effectively reject external disturbances are two…

Recent developments in spintronics have drawn renewed attention to the spin dynamics of cubic ferromagnetic crystals EuO and EuS. These ferromagnets have the simplest possible magnetic structure, making them the most suitable systems for…

Materials Science · Physics 2025-04-01 Igor Kolokolov , Victor S. L'vov , Anna Pomyalov

The aim of the paper is to present a novel class of time-dependent controls to realize ultra-fast magnetization switching in nanomagnets driven by spin-torques produced by spin-polarized electric currents. Magnetization dynamics in such…

Dynamical Systems · Mathematics 2024-10-23 Alessandro Fortunati , Massimiliano d'Aquino , Claudio Serpico

This article is designed as a step-by-step guide to optically pumped magnetometers based on alkali atomic vapor cells. We begin with a general introduction to atomic magneto-optical response, as well as expected magnetometer performance…

Atomic Physics · Physics 2023-03-01 Anne Fabricant , Irina Novikova , Georg Bison

Transient stability assessment of power systems needs to account for increased risk from uncertainties due to the integration of renewables and distributed generators. The uncertain operating condition of the power grid hinders reliable…

Dynamical Systems · Mathematics 2017-05-04 Dongchan Lee , Konstantin Turitsyn

Bulk nanocrystalline materials of small and medium ferromagnetic content were produced using severe plastic deformation by high-pressure torsion at roomtemperature. Giant magnetoresistive behavior was found for as deformed materials, which…

Materials Science · Physics 2020-09-08 Stefan Wurster , Martin Stueckler , Lukas Weissitsch , Timo Mueller , Andrea Bachmaier

This paper presents a novel Embroidery Actuator, a fabric-integrated pneumatic actuator that enables diverse and controllable deformations through embroidery pattern design. Unlike conventional fabric actuators that rely on fiber- or…

Systems and Control · Electrical Eng. & Systems 2025-10-28 Yuki Ota , Yuki Funabora

Operation parameters of magnetic quantum cellular automata are evaluated for the purposes of reliable logic operation. The dynamics of the nanomagnets is simulated via the Landau-Lifshitz-Gilbert equations with a stochastic magnetic field…

Mesoscale and Nanoscale Physics · Physics 2009-06-30 Federico M. Spedalieri , Ajey P. Jacob , Dmitri Nikonov , Vwani P. Roychowdhury
‹ Prev 1 8 9 10 Next ›