Results 51 to 60 of about 3,259,463 (359)

On the origin of the giant magnetic moment of the Al-Mn quasicrystals

open access: yesEPJ Web of Conferences, 2011
Ab initio calculations of magnetic moments for icosahedral clusters contained in crystal structures Al10Mn3, Al5Co2, Al17Mn4 (Al13Cr4Si4-type) fulfilled in the framework of Density Functional Theory. The AlMn cluster having the trigonal D3h symmetry
Bocharov P.V.   +2 more
doaj   +1 more source

Gyrotropic Magnetic Effect and the Magnetic Moment on the Fermi Surface. [PDF]

open access: yesPhysical Review Letters, 2015
The current density j^{B} induced in a clean metal by a slowly-varying magnetic field B is formulated as the low-frequency limit of natural optical activity, or natural gyrotropy.
Shudan Zhong, J. Moore, Ivo Souza
semanticscholar   +1 more source

Fluxonium-Based Artificial Molecule with a Tunable Magnetic Moment [PDF]

open access: yes, 2016
Engineered quantum systems allow us to observe phenomena that are not easily accessible naturally. The LEGO-like nature of superconducting circuits makes them particularly suited for building and coupling artificial atoms.
A. Kou   +8 more
semanticscholar   +1 more source

Valley-contrasting physics in graphene: magnetic moment and topological transport. [PDF]

open access: yesPhysical Review Letters, 2007
We investigate physical properties that can be used to distinguish the valley degree of freedom in systems where inversion symmetry is broken, using graphene systems as examples.
Di Xiao, W. Yao, Q. Niu
semanticscholar   +1 more source

Analysis of the hidden-charm pentaquark states based on magnetic moment and transition magnetic moment

open access: yesEuropean Physical Journal C: Particles and Fields
In this work, we calculate the magnetic moments of the $$P^{N^{0}}_{\psi }$$ P ψ N 0 states and $$P^{\Delta ^{0}}_{\psi }$$ P ψ Δ 0 states with valence quark content $${\bar{c}}cudd $$ c ¯ c u d d in molecular model, diquark–diquark–antiquark model and ...
Fei Guo, Hao-Song Li
doaj   +1 more source

A Systematic Review of Evidence on the Clinical Effectiveness of Surveillance Imaging in Children With Medulloblastoma and Ependymoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Surveillance imaging aims to detect tumour relapse before symptoms develop, but it's unclear whether earlier detection of relapse leads to better outcomes in children and young people (CYP) with medulloblastoma and ependymoma. This systematic review aims to identify relevant literature to determine the efficacy of surveillance magnetic ...
Lucy Shepherd   +3 more
wiley   +1 more source

A parts-per-billion measurement of the antiproton magnetic moment

open access: yesNature, 2017
Precise comparisons of the fundamental properties of matter–antimatter conjugates provide sensitive tests of charge–parity–time (CPT) invariance, which is an important symmetry that rests on basic assumptions of the standard model of particle physics ...
C. Smorra   +16 more
semanticscholar   +1 more source

Prognostic Impact of Treatment Modalities, Including Targeted Compartmental Radio‐Immunotherapy, in a Cohort of Neuroblastoma Patients With CNS Metastases at Relapse

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Neuroblastoma (NB) with central nervous system (CNS) metastases is rare at diagnosis, but occurs more often during relapse/progression. Patients with CNS metastases face a dismal prognosis, with no standardized curative treatment available.
Vicente Santa‐Maria Lopez   +13 more
wiley   +1 more source

Clinical Characteristics and Prognostic Risk Factors for Pediatric B‐Cell Lymphoblastic Lymphoma: A Multicenter Retrospective Cohort Study for China Net Childhood Lymphoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background B‐cell lymphoblastic lymphoma (B‐LBL) represents a rare variety of non‐Hodgkin lymphoma, with limited research on its biology, progression, and management. Methods A retrospective analysis was performed on the clinical characteristics of 256 patients aged ≤18 years who received treatment under the China Net Childhood Lymphoma (CNCL)‐
Zhijuan Liu   +20 more
wiley   +1 more source

Energy of dendritic avalanches in thin-film superconductors

open access: yesAIP Advances, 2018
A method for calculating stored magnetic energy in a thin superconducting film based on quantitative magneto-optical imaging is developed. Energy and magnetic moment are determined with these calculations for full hysteresis loops in a thin film of the ...
T. Qureishy   +10 more
doaj   +1 more source

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