Results 31 to 40 of about 377,820 (286)

The physics of streamer discharge phenomena [PDF]

open access: yes, 2020
In this review we describe a transient type of gas discharge which is commonly called a streamer discharge, as well as a few related phenomena in pulsed discharges.
Ebert, Ute   +2 more
core   +3 more sources

Mine cable partial discharge denoising method based on multivariate variational mode decomposition and improved wavelet threshold

open access: yesMeitan xuebao
The insulation state of the mine cable plays an important role in the stable operation of the mine power supply system. Partial discharge on-line monitoring is an important means of cable insulation state monitoring.
Jiyuan CAO   +6 more
doaj   +1 more source

Discharging Approach for Double Roman Domination in Graphs

open access: yesIEEE Access, 2018
The discharging method is most well-known for its central role in the proof of the Four Color Theorem. This proof technique was extensively applied to study various graph coloring problems, in particular on planar graphs. In this paper, we show that suitably altered discharging technique can also be used on domination-type problems.
Zehui Shao   +5 more
openaire   +2 more sources

Depth of Solute Generation Is a Dominant Control on Concentration‐Discharge Relations [PDF]

open access: yesWater Resources Research, 2020
AbstractSolutes in rivers often come from multiple sources, notably precipitation (above) and generation from the subsurface (below). The question of which source is more influential in shaping the dynamics of solute concentration cannot be easily addressed due to the general lack of input data. An analysis of solute concentrations and their dependence
Botter, M.   +4 more
openaire   +2 more sources

A new B-dot probe-based diagnostic for amplitude, polarization, and wavenumber measurements of ion cyclotron range-of frequency fields on ASDEX Upgrade [PDF]

open access: yes, 2015
A new B-dot probe-based diagnostic has been installed on an ASDEX Upgrade tokamak to characterize ion cyclotron range-of frequency (ICRF) wave generation and interaction with magnetized plasma.
Ekedahl A.   +8 more
core   +2 more sources

Land use mediates riverine nitrogen export under the dominant influence of human activities

open access: yesEnvironmental Research Letters, 2017
Riverine nitrogen (N) export is a crucial process that links upstream and downstream ecosystems and coastal zones. However, the driving forces of riverine N export that is closely related to water N pollution are still not well understood. In this study,
Binhui Chen   +4 more
doaj   +1 more source

Assessing the simple dynamical systems approach in a Mediterranean context: application to the Ardèche catchment (France) [PDF]

open access: yesHydrology and Earth System Sciences, 2015
This study explores how catchment heterogeneity and variability can be summarized in simplified models, representing the dominant hydrological processes.
M. Adamovic   +3 more
doaj   +1 more source

Mercury-free high pressure discharge lamps dominated by molecular radiation [PDF]

open access: yesJournal of Physics D: Applied Physics, 2011
High intensity discharge (HID) lamps dominated by molecular radiation offer a very promising alternative for use in future light sources. They are able to deliver competitive efficacies of about 110 lm W−1 and higher, excellent colour rendering index above 90 and a correlated colour temperature in the 3000–4000 K region at the operating point near the ...
Käning, M   +5 more
openaire   +1 more source

Simulations of snow distribution and hydrology in a mountain basin [PDF]

open access: yes, 1999
We applied a version of the Regional Hydro‐Ecologic Simulation System (RHESSys) that implements snow redistribution, elevation partitioning, and wind‐driven sublimation to Loch Vale Watershed (LVWS), an alpine‐subalpine Rocky Mountain catchment where ...
Band, Larry E.   +6 more
core   +1 more source

Boundary-induced effect on the spoke-like activity in ExB plasma

open access: yes, 2019
The spoke instability in an $E\times B$ Penning discharge is shown to be strongly affected by the boundary that is perpendicular to $B$ field lines. The instability is the strongest when bounded by dielectric walls.
Kaganovich, Igor   +5 more
core   +1 more source

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