Results 81 to 90 of about 591,807 (331)

Dipole-dipole instability of atom clouds in a far-detuned optical dipole trap [PDF]

open access: yes, 2006
The effect of the dipole-dipole interaction on the far-off-resonance optical dipole trapping scheme is calculated by a mean-field approach. The trapping laser field polarizes the atoms and the accompanying dipole-dipole energy shift deepens the ...
D. Nagy, P. Domokos, R. Grimm, Y. Castin
core   +2 more sources

Harnessing Outer Space for Improved Electrocaloric Cooling

open access: yesAdvanced Functional Materials, EarlyView.
A novel radiative heat sink/source‐integrated electrocaloric (R‐iEC) system combines the electrocaloric (EC) effect with a thermally conductive radiative cooler (TCRC) to address heat dissipation limitations in EC devices. Utilizing outer space as a heat sink, the system achieves up to 240 W m−2 of heat dissipation performance, making it highly ...
Dong Hyun Seo   +8 more
wiley   +1 more source

Relação entre a precipitação no setor leste do nordeste do Brasil e a temperatura da superfície nos oceanos Atlântico e Pacífico Relationship between the rainfall in eastern Northeast Brazil and the sea surface temperature in the Atlantic and Pacific oceans

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2000
Objetivou-se, com este estudo, relacionar a precipitação no setor leste do Nordeste do Brasil (NEB) com a Temperatura da Superfície do Mar (TSM) nos oceanos Atlântico (área do Dipolo) e Pacífico, no período de 1945 a 1985.
Geber Barbosa de A. Moura   +3 more
doaj   +1 more source

Dipole-dipole induced global motion of Rydberg-dressed atom clouds

open access: yes, 2014
We consider two clouds of ground state alkali atoms in two distinct hyperfine ground states. Each level is far off-resonantly coupled to a Rydberg state, which leads to dressed ground states with a weak admixture of the Rydberg state properties.
Eisfeld, A.   +4 more
core   +1 more source

Dipole-dipole interaction in a photonic crystal nanocavity [PDF]

open access: yesPhysical Review A, 2012
9 pages, 6 ...
Gengyan Chen   +5 more
openaire   +3 more sources

Interfacial Contact Engineering Enables Giant‐Performance Semiconductor Nanomembrane Optoelectronic Devices

open access: yesAdvanced Functional Materials, EarlyView.
This work investigates modifying interfacial contacts in realizing giant‐performance semiconductor nanomembrane optoelectronics. Strategies, including surface reaction and buffer layer work‐function modulation, are explored to boost the Schottky barrier. An emerging material of YbOx is utilized for near‐ideal Ohmic contact.
Yibo Zhang   +5 more
wiley   +1 more source

The Discontinuous Galerkin Finite Element Method for Solving the MEG and the Combined MEG/EEG Forward Problem

open access: yesFrontiers in Neuroscience, 2018
In Electro- (EEG) and Magnetoencephalography (MEG), one important requirement of source reconstruction is the forward model. The continuous Galerkin finite element method (CG-FEM) has become one of the dominant approaches for solving the forward problem ...
Maria Carla Piastra   +10 more
doaj   +1 more source

Frequency generation by a magnetic vortex-antivortex dipole in spin-polarized current

open access: yes, 2012
A vortex-antivortex (VA) dipole may be generated due to a spin-polarized current flowing through a nano-aperture in a magnetic element. We study the vortex dipole dynamics using the Landau-Lifshitz equation in the presence of an in-plane applied magnetic
Komineas, Stavros
core   +1 more source

Scattering of color dipoles: from low to high energies [PDF]

open access: yes, 2002
A dipole-dipole scattering amplitude is calculated exactly in the first two orders of perturbation theory. This amplitude is an analytic function of the relative energy and the dipoles' sizes.
Babansky, Alexander, Balitsky, Ian
core   +3 more sources

Electric Pulse Regulated MXene Based Nanozymes for Integrative Bioelectricity Immuno‐Cancer Therapy

open access: yesAdvanced Functional Materials, EarlyView.
MXenzyme‐mediated bioelectricity cancer therapy (MXenzyme‐BECT) enhances cancer cell death through irreversible depolarization, ion channel disruption, ROS generation, and immunogenic cell death. Computational simulations reveal the electrical mechanisms by which MXenzyme acts on single cells and support to predict treatment parameters. Next‐generation
Sanghee Lee   +6 more
wiley   +1 more source

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