Results 51 to 60 of about 34,597 (219)

An all-electrical torque differential magnetometer operating under ambient conditions

open access: yes, 2015
An all-electrical torque differential magnetometry (also known as cantilever magnetometry) setup employing piezoelectric quartz tuning forks is demonstrated.
Goennenwein, Sebastian T. B.   +7 more
core   +1 more source

Superconductivity and magnetism in RbxFe2-ySe2: Impact of thermal treatment on mesoscopic phase separation [PDF]

open access: yes, 2012
An extended study of the superconducting and normal-state properties of various as-grown and post-annealed RbxFe2-ySe2 single crystals is presented. Magnetization experiments evidence that annealing of RbxFe2-ySe2 at 413 K, well below the onset of phase ...
A. Amato   +15 more
core   +2 more sources

Atom-specific surface magnetometry [PDF]

open access: yesPhysical Review B, 1995
A powerful atom-specific surface magnetometry can be based on efficient measurements of magnetic dichroism in {ital l}{gt}0 core level photoemission. The temperature dependence M({ital T}) of the Fe(100) surface magnetization was obtained from the photoemission magnetic asymmetry of 3{ital p} core levels, providing the measure of the surface exchange ...
Sirotti, Fausto   +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

Pre-existing structural control on the recent Holuhraun eruptions along the Bárðarbunga spreading center, Iceland

open access: yesScientific Reports
The active rift zones in Iceland provide unique insight into the geodynamic processes of divergent plate boundaries. The geodynamics of Iceland are studied intensively, particularly, by geophysical methods sensitive to active and/or visible structures ...
Arne Døssing   +5 more
doaj   +1 more source

Combined synchrotron x-ray diffraction and NV diamond magnetic microscopy measurements at high pressure

open access: yesNew Journal of Physics, 2020
We report the possibility to simultaneously perform wide-field nitrogen-vacancy (NV) diamond magnetic microscopy and synchrotron x-ray diffraction measurements at high pressure.
Loïc Toraille   +13 more
doaj   +1 more source

Characterization of Magnetite–Silica Magnetic Fluids by Laser Scattering

open access: yesApplied Sciences, 2020
The paper is concerned with structural, morphological and magnetic properties of magnetite-silica magnetic fluids. The granulometric composition of the magnetic fluids was investigated by scanning and transmission electron microscopy, the phase ...
Elena N. Velichko   +4 more
doaj   +1 more source

Cavity enhanced atomic magnetometry [PDF]

open access: yesScientific Reports, 2015
AbstractAtom sensing based on Faraday rotation is an indispensable method for precision measurements, universally suitable for both hot and cold atomic systems. Here we demonstrate an all-optical magnetometer where the optical cell for Faraday rotation spectroscopy is augmented with a low finesse cavity.
Crepaz, Herbert   +2 more
openaire   +5 more sources

Nanodiamond Quantum Sensors for Probing Free Radical Biology

open access: yesAdvanced Functional Materials, EarlyView.
Free radicals play key roles in cellular signaling and disease but remain difficult to measure in living systems. Nanodiamonds (NDs) with nitrogen‐vacancy (NV) centers enable quantum sensing of local magnetic noise via T₁ relaxometry, providing nondestructive radical detection in living cells.
Qi Lu, Yingke Wu, Tanja Weil
wiley   +1 more source

Quantum magnetometry using two-stroke thermal machines

open access: yesNew Journal of Physics, 2020
The precise estimation of small parameters is a challenging problem in quantum metrology. Here, we introduce a protocol for accurately measuring weak magnetic fields using a two-level magnetometer, which is coupled to two (hot and cold) thermal baths and
Sourav Bhattacharjee   +4 more
doaj   +1 more source

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