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Kinetic inductance in thin film superconductors has been used as the basis for low-temperature, low-noise photon detectors. In particular thin films such as NbTiN, TiN, NbN, the kinetic inductance effect is strongly non-linear in the…

Instrumentation and Methods for Astrophysics · Physics 2020-07-15 R. Basu Thakur , N. Klimovich , P. K . Day , E. Shirokoff , P. D. Mauskopf , F. Faramarzi , P. S. Barry

Perpendicular magnetic anisotropy (PMA) plays an important role in different spintronic devices. The rapid development of spintronics requires a better understanding of the nature and mechanisms of the PMA formation. In our article, we…

Studies of magnetization dynamics have incessantly facilitated the discovery of fundamentally novel physical phenomena, making steady headway in the development of magnetic and spintronics devices. The dynamics can be induced and detected…

We investigate different approaches towards a nonvolatile switching of the remanent magnetization in single-crystalline ferromagnets at room temperature via elastic strain using ferromagnetic thin film/piezoelectric actuator hybrids. The…

Future spintronics requires the realization of thin film of half-metallic ferromagnets having high Curie temperature and 100\% spin polarization at the Fermi level for potential spintronics applications. In this paper, we report the…

Materials Science · Physics 2018-02-08 Varun K. Kushwaha , Jyoti Rani , C. V. Tomy , Ashwin Tulapurkar

Van der Waals (vdW) magnets are appealing candidates for realising spintronic devices that exploit current control of magnetization (e.g. switching or domain wall motion), but so far experimental demonstrations have been sparse, in part…

Accurate characterization of ferroelectric properties in polymer piezoelectrics is critical for optimizing the performance of flexible and wearable ultrasound transducers, such as screen-printed PVDF devices. Standard charge measurement…

Systems and Control · Electrical Eng. & Systems 2024-10-23 Marc-Andre Wessner , Federico Villani , Sofia Papa , Kirill Keller , Laura Ferrari , Francesco Greco , Luca Benini , Christoph Leitner

Nanometer-scale structures with high aspect ratio such as nanowires and nanotubes combine low mechanical dissipation with high resonance frequencies, making them ideal force transducers and scanning probes in applications requiring the…

Instrumentation and Detectors · Physics 2019-07-12 F. R. Braakman , M. Poggio

Multifunctional materials composed of ultrathin magnetic films with perpendicular magnetic anisotropy combined with ferroelectric substrates represent a new approach toward low power, fast, high density spintronics. Here we demonstrate…

Mesoscale and Nanoscale Physics · Physics 2016-01-08 Daniel B. Gopman , Cindi L. Dennis , Andrew P. Chen , Yury L. Iunin , Peter Finkel , Margo Staruch , Robert D. Shull

Robust nanoporous polymer films with approximate 100-nm thicknesses would be broadly applicable in technological areas such as flexible sensors, artificial skins, separators, antireflection and self-cleaning films. However, the creation of…

Applied Physics · Physics 2019-01-24 Jin Li , Runlai Li , Qiao Gu , Qinghua Zhang , T. X. Yu , Ping Gao

We report the emergence of a novel interface-induced shape anisotropy component in zigzag-structured thin films fabricated via Sequential Oblique Angle Deposition (S-OAD). In this study, we systematically investigate cobalt (Co) and Co2FeAl…

The rapid progress in antiferromagnetic and altermagnetic spintronics has led to increased interest in magnetic materials with vanishing net magnetization but strong spin-dependent transport properties. As thin films of such materials…

Materials Science · Physics 2026-01-09 Katarzyna Gas , Maciej Sawicki

We theoretically study dynamic properties of thin ferromagnetic films in contact with normal metals. Moving magnetizations cause a flow of spins into adjacent conductors, which relax by spin flip, scatter back into the ferromagnet, or are…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Yaroslav Tserkovnyak , Arne Brataas , Gerrit E. W. Bauer

Bi2O2Se has attracted intensive attention due to its potential in electronics, optoelectronics, as well as ferroelectric applications. Despite that, there have only been a handful of experimental studies based on ultrafast spectroscopy to…

We present an investigation of different thin-film evaporated ferromagnetic materials for their suitability as electrodes in individual single-wall and multi-wall carbon nanotube-based spin devices. Various electrode shapes made from…

Mesoscale and Nanoscale Physics · Physics 2011-10-26 D. Preusche , S. Schmidmeier , E. Pallecchi , Ch. Dietrich , A. K. Huettel , J. Zweck , Ch. Strunk

Magnetic materials without structural inversion symmetry can display the Dzyaloshinskii-Moriya interaction, which manifests itself as chiral magnetic ground states. These chiral states can interact in complex ways with applied fields and…

We fabricated NiFe$_\textrm{2}$O$_\textrm{x}$ thin films on MgAl$_2$O$_4$(001) substrates by reactive dc magnetron co-sputtering varying the oxygen partial pressure during deposition. The fabrication of a variable material with oxygen…

In this research project we propose a new composite medium, which can visualise the mechanical stress at any stage: before and after damage. The main feature of the proposed stress-tuneable composite is its permittivity (dielectric…

Materials Science · Physics 2007-05-23 L. Panina , S. Sandacci , D. Makhnovskiy

We propose an optical tactile sensor using self-healing materials. The proposed tactile sensor consists of a structure that includes a diode, a phototransistor, and an optical waveguide made from self-healing materials. This design offers…

Human-Computer Interaction · Computer Science 2024-11-11 Seiichi Yamamoto , Hiroki Ishizuka , Sei Ikeda , Osamu Oshiro

We investigate the response of palladium-cobalt bi-layer thin films to hydrogen charging at atmospheric pressure for spintronic applications. We find that hydrogen absorption by the palladium layer results in the narrowing and shifting of…

Materials Science · Physics 2015-06-12 Crosby S. Chang , Mikhail Kostylev , Eugene Ivanov
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