Results 31 to 40 of about 76,955 (195)

Extension of the Application Range of Multipolar Bonded Ring Magnets by Thermosets in Comparison to Thermoplastics

open access: yesMagnetism, 2023
To expand the range of applications of multipolar bonded magnets based on a thermoplastic matrix, the chemical and thermal resistance has to be increased and the reduced orientation in the rapid solidified surface layer has to be overcome.
Uta Rösel, Dietmar Drummer
doaj   +1 more source

NMR relaxation rate and dynamical structure factors in nematic and multipolar liquids of frustrated spin chains under magnetic fields

open access: yes, 2009
Recently, it has been shown that spin nematic (quadrupolar) or higher multipolar correlation functions exhibit a quasi long-range order in the wide region of the field-induced Tomonaga-Luttinger-liquid (TLL) phase in spin-1/2 zigzag chains. In this paper,
Akira Furusaki   +3 more
core   +1 more source

Theory of magnetostriction for multipolar quantum spin ice in pyrochlore materials

open access: yesPhysical Review Research, 2020
Multipolar magnetism is an emerging field of quantum materials research. The building blocks of multipolar phenomena are magnetic ions with a non-Kramers doublet, where the orbital and spin degrees of freedom are inextricably intertwined, leading to ...
Adarsh S. Patri   +3 more
doaj   +1 more source

Multipolar spindle pole coalescence is a major source of kinetochore mis-attachment and chromosome mis-segregation in cancer cells. [PDF]

open access: yesPLoS ONE, 2009
Many cancer cells display a CIN (Chromosome Instability) phenotype, by which they exhibit high rates of chromosome loss or gain at each cell cycle. Over the years, a number of different mechanisms, including mitotic spindle multipolarity, cytokinesis ...
William T Silkworth   +3 more
doaj   +1 more source

An Optical-Infrared Study of the Young Multipolar Planetary Nebula NGC 6644 [PDF]

open access: yes, 2010
High-resolution HST imaging of the compact planetary nebula NGC 6644 has revealed two pairs of bipolar lobes and a central ring lying close to the plane of the sky.
Hsia, Chih-Hao   +4 more
core   +2 more sources

Evolution of Multipolar Magnetic Fields in Isolated Neutron Stars and its effect on Pulsar Radio Emission [PDF]

open access: yes, 1999
The evolution of the multipolar structure of the magnetic field of isolated neutron stars is studied assuming the currents to be confined to the crust. Lower orders ($\le 25$) of multipole are seen to evolve in a manner similar to the dipole suggesting ...
Bhattacharya, D.   +5 more
core   +4 more sources

In search of multipolar order on the Penrose tiling [PDF]

open access: yes, 2008
Based on Monte Carlo calculations, multipolar ordering on the Penrose tiling, relevant for two-dimensional molecular adsorbates on quasicrystalline surfaces and for nanomagnetic arrays, has been analyzed.
Birnbaum G   +11 more
core   +2 more sources

Emergent multipolar spin correlations in a fluctuating spiral - The frustrated ferromagnetic S=1/2 Heisenberg chain in a magnetic field

open access: yes, 2009
We present the phase diagram of the frustrated ferromagnetic S=1/2 Heisenberg J_1-J_2 chain in a magnetic field, obtained by large scale exact diagonalizations and density matrix renormalization group simulations.
A. F. Andreev   +4 more
core   +1 more source

Parity-breaking phases of spin-orbit-coupled metals with gyrotropic, ferroelectric and multipolar orders [PDF]

open access: yes, 2015
We study Fermi liquid instabilities in spin-orbit-coupled metals with inversion symmetry. By introducing a canonical basis for the doubly degenerate Bloch bands in momentum space, we derive the general form of interaction functions.
Fu, Liang
core   +2 more sources

Single‐Chromophore Homojunction Organic Solar Cells: A Path to Simplicity and Efficiency

open access: yesAdvanced Materials, EarlyView.
This perspective discusses how the intrinsic optoelectronic properties of organic semiconductors, their molecular packing in the solid‐state, and internal energetic gradients within a device can enable free‐charge carrier generation in homojunction organic solar cells.
Shaun McAnally   +2 more
wiley   +1 more source

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