Results 61 to 70 of about 267,173 (294)

Collective excitations in three-band superconductors

open access: yesCondensed Matter Physics, 2023
We investigate equilibrium states, magnetic response and the normal oscillations of internal degrees of freedom (Higgs modes and Goldstone modes) of three-band superconductors accounting the terms of both internal proximity effect and the ``drag'' effect
K. V. Grigorishin
doaj   +1 more source

A Modified Approach to Single-Spin Detection Using Magnetic Resonance Force Microscopy

open access: yes, 1999
The magnetic moment of a single spin interacting with a cantilever in magnetic resonance force microscopy (MRFM) experiences quantum jumps in orientation rather than smooth oscillations.
D. Rugar   +10 more
core   +1 more source

Fermi Surface of Cr$_{1-x}$V$_x$ across the Quantum Critical Point [PDF]

open access: yes, 2010
We have measured de Haas-van Alphen oscillations of Cr$_{1-x}$V$_x$, $0 \le x \le 0.05$, at high fields for samples on both sides of the quantum critical point at $x_c=0.035$.
D. Shoenberg   +5 more
core   +3 more sources

Torsional oscillations of magnetized relativistic stars [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2001
Strong magnetic fields in relativistic stars can be a cause of crust fracturing, resulting in the excitation of global torsional oscillations. Such oscillations could become observable in gravitational waves or in high-energy radiation, thus becoming a tool for probing the equation of state of relativistic stars.
Messios, Neophytos   +2 more
openaire   +2 more sources

2D Magnetic and Topological Quantum Materials and Devices for Ultralow Power Spintronics

open access: yesAdvanced Functional Materials, EarlyView.
2D magnets and topological quantum materials enable ultralow‐power spintronics by combining robust magnetic order with symmetry‐protected, Berry‐curvature‐driven transport. Fundamentals of 2D anisotropy and spin‐orbit‐coupling induced band inversion are linked to scalable growth and vdW stacking.
Brahmdutta Dixit   +5 more
wiley   +1 more source

Nonlinear Magnetoelectric Response of Planar Ferromagnetic-Piezoelectric Structures to Sub-Millisecond Magnetic Pulses

open access: yesSensors, 2012
The magnetoelectric response of bi- and symmetric trilayer composite structures to pulsed magnetic fields is experimentally investigated in detail. The structures comprise layers of commercially available piezoelectric (lead zirconate titanate) and ...
Mikhail Shamonin   +6 more
doaj   +1 more source

A Resonantly-Excited Disk-Oscillation Model of High-Frequency QPOs of Microquasars

open access: yes, 2012
A possible model of twin high-frequency QPOs (HF QPOs) of microquasars is examined. The disk is assumed to have global magnetic fields and to be deformed with a two-armed pattern.
Kato, Shoji
core   +1 more source

Magnetic clock for a harmonic oscillator

open access: yesPhysical Review A
We present an implementation of a recently proposed procedure for defining time, based on the description of the evolving system and its clock as non-interacting, entangled systems, according to the Page and Wootters approach. We study how the quantum dynamics transforms into a classical-like behaviour when conditions related with macroscopicity are ...
Coppo, A, Cuccoli, A, Verrucchi, P
openaire   +2 more sources

Strain‐Programmable Luminescent Adhesive Patch With Tartrazine‐Mediated Optical Skin Clearing for Photochemical Tissue Bonding

open access: yesAdvanced Functional Materials, EarlyView.
We propose a suture‐complementary approach that integrates optical skin clearing with a strain‐programmable luminescent adhesive patch. Hyaluronic acid promotes transdermal delivery of tartrazine to improve optical clearing and stabilizes its interaction with a photosensitizer. Optical clearing increases the penetration depth of visible light into skin,
Seong‐Jong Kim   +6 more
wiley   +1 more source

Higher-order oscillatory planar Hall effect in topological kagome metal

open access: yesnpj Quantum Materials, 2023
Exploration of exotic transport behavior for quantum materials is of great interest and importance for revealing exotic orders to bring new physics. In this work, we report the observation of unconventional prominent planar Hall effect (PHE) and planar ...
Leyi Li   +6 more
doaj   +1 more source

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