Results 21 to 30 of about 377,820 (286)

Modeling and Comparative Analysis of Atmospheric Pressure Anodic Carbon Arc Discharge in Argon and Helium–Producing Carbon Nanostructures

open access: yesNanomaterials, 2023
In this work, within the framework of a unified model for the discharge gap and electrodes, a comparative numerical analysis was carried out on the effect of evaporation of graphite anode material on the characteristics of the arc discharge in helium and
Almaz Saifutdinov, Boris Timerkaev
doaj   +1 more source

Electron heating mechanisms in dual frequency capacitive discharges [PDF]

open access: yes, 2007
We discuss electron heating mechanisms in the sheath regions of dual-frequency capacitive discharges, with the twin aims of identifying the dominant mechanisms and supplying closed-form expressions from which the heating power can be estimated.
Birdsall C K   +8 more
core   +1 more source

Study of the characteristic differences of positive and negative half-cycles from atmospheric pressure glow discharge driven by resonant AC voltage

open access: yesAIP Advances, 2021
There are many advantages in obtaining low-temperature plasmas that are rich in active particles by atmospheric pressure glow discharge, so there has been a lot of research on the acquisition method and application of it.
Yongsheng Wang, Wen Liu, Weidong Ding
doaj   +1 more source

Discharge parameters and dominant electron conductivity mechanism in a low-pressure planar magnetron discharge [PDF]

open access: yesPhysics of Plasmas, 2009
Parameters of a discharge sustained in a planar magnetron configuration with crossed electric and magnetic fields are studied experimentally and numerically. By comparing the data obtained in the experiment with the results of calculations made using the proposed theoretical model, conclusion was made about the leading role of the turbulence-driven ...
Baranov, Oleg   +2 more
openaire   +2 more sources

Age, growth, mortality and movement patterns of shortjaw tapertail anchovy, Coilia brachygnathus, in the channel connecting Dongting Lake and the Yangtze River in central China

open access: yesAquatic Living Resources, 2018
Shortjaw tapertail anchovy, Coilia brachygnathus, is one of the anchovy species that exclusively lives in freshwaters, which is the dominant species in Dongting Lake.
Qin Xiangchao   +4 more
doaj   +1 more source

Analysis of microbial community differences during wastewater treatment of gelatin production plants based on high-throughput sequencing [PDF]

open access: yesZhongguo niangzao
In order to understand the structural differences of bacterial flora in the treatment process of gelatin processing wastewater, the 16S rRNA V3-V4 region of bacterial community in four sampling points of wastewater (initial settling water, aerobic water,
XU Na, REN Haiwei, YAN Jin, ZHAO Linglong, TANG Duoli, TAO Tao
doaj   +1 more source

Analyzing runoff processes through conceptual hydrological modeling in the Upper Blue Nile Basin, Ethiopia [PDF]

open access: yes, 2014
Understanding runoff processes in a basin is of paramount importance for the effective planning and management of water resources, in particular in data-scarce regions such as the Upper Blue Nile.
Adgo, Enyew   +7 more
core   +1 more source

Activity in ventral premotor cortex is modulated by vision of own hand in action [PDF]

open access: yesPeerJ, 2013
Parietal and premotor cortices of the macaque monkey contain distinct populations of neurons which, in addition to their motor discharge, are also activated by visual stimulation.
Luciano Fadiga   +6 more
doaj   +2 more sources

Benthic and hyporheic invertebrate community responses to seasonal flow recession in a groundwater-dominated stream [PDF]

open access: yes, 2011
Natural hydrological variability in lotic ecosystems can include prolonged periods of flow recession. A reduction in discharge is accompanied by abiotic changes in benthic and hyporheic habitats, often including reductions in s habitat availability ...
Banks   +45 more
core   +1 more source

The Performance of Dialysis Care: Routinization and Adaptation on the Floor [PDF]

open access: yes, 2007
Previous studies of communication in dialysis centers primarily focused on communication between nurses and patients. In this study, ethnographic methods were used to explore the dominant communication performances enacted by dialysis staff members ...
Ellingson, Laura L.
core   +2 more sources

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