Results 51 to 60 of about 1,025,715 (252)

Surface magnetic field effects in local helioseismology

open access: yes, 2007
Using helioseismic holography strong evidence is presented that the phase (or equivalent travel-time) of helioseismic signatures in Dopplergrams within sunspots depend upon the line-of-sight angle in the plane containing the magnetic field and vertical ...
Braun   +16 more
core   +1 more source

Magnetic flux jumps in textured Bi2Sr2CaCu2O(8+d) [PDF]

open access: yes, 2002
Magnetic flux jumps in textured Bi2Sr2CaCu2O(8+d) have been studied by means of magnetization measurements in the temperature range between 1.95 K and Tc, in an external magnetic field up to 9 T.
A. Dabkowski   +37 more
core   +1 more source

PARP inhibitors elicit distinct transcriptional programs in homologous recombination competent castration‐resistant prostate cancer

open access: yesMolecular Oncology, EarlyView.
PARP inhibitors are used to treat a small subset of prostate cancer patients. These studies reveal that PARP1 activity and expression are different between European American and African American prostate cancer tissue samples. Additionally, different PARP inhibitors cause unique and overlapping transcriptional changes, notably, p53 pathway upregulation.
Moriah L. Cunningham   +21 more
wiley   +1 more source

A Novel Method for Field Analysis and Design of Electromagnet Used in Lifting Applications

open access: yesAdvanced Electromagnetics, 2019
Magnetic crane is one of the industrial applications of magnetic absorption, which uses an electromagnet to create the necessary force for lifting and moving objects. In this paper, the field analysis and design of an electromagnet are discussed.
A. Hashemi, P. Y. Gharaei
doaj   +1 more source

Amplification of weak magnetic field effects on oscillating reactions

open access: yesScientific Reports, 2021
We explore the possibility that chemical feedback and autocatalysis in oscillating chemical reactions could amplify weak magnetic field effects on the rate constant of one of the constituent reactions, assumed to proceed via a radical pair mechanism ...
Thomas C. Player   +3 more
doaj   +1 more source

Generation of focusing ion beams by magnetized electron sheath acceleration. [PDF]

open access: yes, 2020
We present the first 3D fully kinetic simulations of laser driven sheath-based ion acceleration with a kilotesla-level applied magnetic field. The application of a strong magnetic field significantly and beneficially alters sheath based ion acceleration ...
Arefiev, AV   +4 more
core   +1 more source

Thermodynamic properties of spontaneous magnetization in Chern-Simons QED_3 [PDF]

open access: yes, 1996
The spontaneous magnetization in Chern-Simons QED_3 is discussed in a finite temperature system. The thermodynamical potential is analyzed within the weak field approximation and in the fermion massless limit.
A. D. Linde   +33 more
core   +2 more sources

YAP1::TFE3 mediates endothelial‐to‐mesenchymal plasticity in epithelioid hemangioendothelioma

open access: yesMolecular Oncology, EarlyView.
The YAP1::TFE3 fusion protein drives endothelial‐to‐mesenchymal transition (EndMT) plasticity, resulting in the loss of endothelial characteristics and gain of mesenchymal‐like properties, including resistance to anoikis, increased migratory capacity, and loss of contact growth inhibition in endothelial cells.
Ant Murphy   +9 more
wiley   +1 more source

Electromagnetically Induced Transparency in a GaAs Coupled Quantum Dot-Ring

open access: yesNanomaterials
In this work, the ground and low-lying excited states in a GaAs coupled quantum dot-ring embedded in an AlGaAs cylindrical matrix are computed under the assumption of a finite confinement potential and an axisymmetric model by means of the finite element
R. V. H. Hahn   +5 more
doaj   +1 more source

Simulating Chiral Magnetic and Separation Effects with Spin-Orbit Coupled Atomic Gases

open access: yes, 2016
The chiral magnetic and chiral separation effects---quantum-anomaly-induced electric current and chiral current along an external magnetic field in parity-odd quark-gluon plasma---have received intense studies in the community of heavy-ion collision ...
Huang, Xu-Guang
core   +1 more source

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