Results 11 to 20 of about 207,854 (262)

A minimal subwavelength focal spot for the energy flux

open access: yesКомпьютерная оптика, 2021
It is shown theoretically and numerically that circularly and linearly polarized incident beams produce at the tight focus identical circularly symmetric distributions of an on-axis energy flux.
S.S. Stafeev, V.D. Zaicev
doaj   +1 more source

The Solar Wind Energy Flux [PDF]

open access: yesSolar Physics, 2012
The solar-wind energy flux measured near the ecliptic is known to be independent of the solar-wind speed. Using plasma data from Helios, Ulysses, and Wind covering a large range of latitudes and time, we show that the solar-wind energy flux is independent of the solar-wind speed and latitude within 10%, and that this quantity varies weakly over the ...
Le Chat, G.   +2 more
openaire   +7 more sources

Global change in above-belowground multitrophic grassland communities [PDF]

open access: yesResearch Ideas and Outcomes, 2023
Global change is transforming Earth’s ecological communities with severe consequences for the functions and services they provide. In temperate grasslands, home to a mesmerising diversity of invertebrates controlling multiple ecosystem processes and ...
Malte Jochum   +4 more
doaj   +3 more sources

The gravitational energy–momentum flux [PDF]

open access: yesClassical and Quantum Gravity, 2003
20 pages, latex file, no figures, two references added, accepted for publication in Class.
Maluf, J. W.   +2 more
openaire   +3 more sources

Seasonal M2 Internal Tides in the Arabian Sea

open access: yesRemote Sensing, 2021
Internal tides play a crucial role in ocean mixing. To explore the seasonal features of mode-1 M2 internal tides in the Arabian Sea, we analyzed their propagation and energy distribution using along-track sea-level anomaly data collected by satellite ...
Jingyi Ma   +3 more
doaj   +1 more source

Characteristics of Surface Water and Heat Exchange during Soil Freezing And Thawing of Maqu Station in the Source Area of the Yellow River

open access: yesGaoyuan qixiang, 2023
Land surface moisture content and energy budget are significantly affected by the soil freeze-thaw process.From August 2017 to July 2018, soil temperature, soil moisture, eddy data from observation and the simulation data of Community Land Model 5.0 ...
Ge ZHANG, Xin LAI, Kang LIU
doaj   +1 more source

Inverse Energy Flux in Tight Focusing of Vector Vortex Beam

open access: yesPhotonics, 2023
In this paper, we focus on the study of the negative energy flow in the tight focusing of a radially polarized vortex beam. We know that, because of the coupling of the polarization state and the vortex charge, the on-axis energy flow in the focal region
Ruixiang Chen   +4 more
doaj   +1 more source

Model Simulation of M2 Internal Tide at the Mariana Double Ridges

open access: yesJournal of Marine Science and Engineering, 2021
In this study, M2 tidal energy and tide-induced mixing in the Mariana double ridges are investigated with a high-resolution three-dimensional non-hydrostatic numerical model and baroclinic energy budget analysis.
Qi’an Chen   +7 more
doaj   +1 more source

Estimating Precipitating Energy Flux, Average Energy, and Hall Auroral Conductance From THEMIS All-Sky-Imagers With Focus on Mesoscales

open access: yesFrontiers in Physics, 2021
Recent attention has been given to mesoscale phenomena across geospace (∼10 s km to 500 km in the ionosphere or ∼0.5 RE to several RE in the magnetosphere), as their contributions to the system global response are important yet remain uncharacterized ...
Christine Gabrielse   +10 more
doaj   +1 more source

Influence of Off-Axis Noncanonical Vortex on the Dynamics of Energy Flux

open access: yesPhotonics, 2023
In this article, we analyze the impact of the off-axis noncanonical vortex on the dynamics of 3D energy flux. The results reveal that the properties of energy flux are significantly influenced by the anisotropy parameter σc of the off-axis noncanonical ...
Xinying Zhao   +3 more
doaj   +1 more source

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