Results 61 to 70 of about 451,786 (303)

New Evidence Supporting the Pacific Mantle Outflow: Hints from Crustal Magnetization of the Phoenix Plate

open access: yesRemote Sensing, 2022
Magnetic contributions to the Earth’s magnetic field within the lithosphere are known as magnetic anomalies. Magnetic anomaly maps provide insight on magnetic properties of subsurface rock, geological structures, and plate tectonic history.
Manuel Catalán, Yasmina M. Martos
doaj   +1 more source

The magnetization of PrFeAsO$_{0.60}$F$_{0.12} sueprconductor

open access: yes, 2011
The magnetization of the PrFeAsO$_{0.60}$F$_{0.12}$ polycrystalline sample has been measured as functions of temperature and magnetic field $(H)$. The observed total magnetization is the sum of a superconducting irreversible magnetization ($M_s$) and a ...
A. Banerjee   +61 more
core   +1 more source

Twelve‐month change in quantitative MRI calf muscle fat fraction in CMT1A predicts clinical change over 4 years

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Abstract Objective We measured clinical and quantitative MRI outcome measures in CMT1A to assess long‐term responsiveness, establish longitudinal validity and assess MRI as a bridging biomarker. Methods Twenty patients with CMT1A and 20 matched controls underwent MRI, myometry and clinical assessments up to four times over mean 4‐year follow‐up ...
Matthew R. B. Evans   +8 more
wiley   +1 more source

Magnesioferrita e caminho pedogenético de transformação de óxidos de ferro magnéticos em dois perfis de solo derivados de tufito da região do Alto Paranaíba (MG) Magnesioferrite and pedogenetic transformation pathway of magnetic iron oxides in two soil profiles developing on tuffite of the Alto Paranaíba region, state of Minas Gerais, Brazil

open access: yesRevista Brasileira de Ciência do Solo, 2005
Solos magnéticos derivados de tufito da região do Alto Paranaíba (MG) têm mineralogia bastante variável, mas são relativamente ricos em óxidos de Fe isoestruturais ao espinélio, mais especificamente: (Ti, Mg)-magnetita e (Ti, Mg)-maghemita.
Fernando Dias da Silva   +4 more
doaj   +1 more source

Anomalous magnetoresistance in centrosymmetric skyrmion-lattice magnet Gd2PdSi3

open access: yesNew Journal of Physics, 2020
We performed a systematic study of the temperature- and field-dependence of magnetization and resistivity of Gd _2 PdSi _3 , which is a centrosymmetric skyrmion crystal.
Han Zhang   +7 more
doaj   +1 more source

Secondary peak on asymmetric magnetization loop of type-II superconductors

open access: yes, 2013
Asymmetric magnetization loops with a second peak effect were parameterized by the extended critical state model. The magnetic field distribution in a sample is considered.
A. Tulapurkar   +13 more
core   +1 more source

Progressive Myoclonus Epilepsy: Distinctive MRI Changes in Cerebellar and Motor Networks

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Progressive myoclonus epilepsy (PME) is a rare generalized epilepsy syndrome with a well‐characterized genetic basis. The brain networks that are affected to give rise to the distinctive symptoms of PME are less well understood. Methods Eleven individuals with PME with a confirmed genetic diagnosis and 22 controls were studied.
Jillian M. Cameron   +3 more
wiley   +1 more source

Influence of Ba and Mo co-doping on the structural, electrical, magnetic and optical properties of BiFeO3 ceramics

open access: yesMaterials Research Express, 2020
In this work, ${{\rm{Bi}}}_{0.8}{{\rm{Ba}}}_{0.2}{{\rm{Fe}}}_{1-x}{{\rm{Mo}}}_{x}{{\rm{O}}}_{3}$ (x = 0, 0.5, 0.10 and 0.15) ceramics were synthesized by conventional solid-state reaction to evaluate the influence of Ba ^2+ and Mo ^6+ co-doping on the ...
Aungkan Sen   +6 more
doaj   +1 more source

Photo-induced Magnetic Force Between Nanostructures [PDF]

open access: yes, 2014
Photo-induced magnetic force between nanostructures, at optical frequencies, is investigated theoretically. Till now optical magnetic effects are not used in scanning probe microscopy because of the vanishing natural magnetism with increasing frequency.
arxiv   +1 more source

Dual‐Phase C‐11 PiB PET Images for Detecting Tau Pathology in Cerebral Amyloid Angiopathy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Cerebral amyloid angiopathy (CAA) is a major cause of lobar intracerebral hemorrhage and cognitive dysfunction in the elderly, and frequently coexists with Alzheimer's disease and tau pathology. Dual‐phase 11C‐PiB PET detects amyloid deposition and cerebral perfusion changes and may have diagnostic value for identifying tau in CAA ...
Meng‐Ting Chiang   +4 more
wiley   +1 more source

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