Results 31 to 40 of about 1,031,000 (299)

Experiments and simulations on the possibility of radiative contraction/collapse in the PF-1000 plasma focus

open access: yesNukleonika, 2016
Experimental studies of discharges in the plasma focus facility with neon filling and respective numerical simulations employing the radiative Lee code are reported.
Akel Mohamad   +6 more
doaj   +1 more source

Spatial identification of the overionized plasma in W49B [PDF]

open access: yes, 2010
Recent Suzaku X-ray observations of the ejecta-dominated supernova remnant W49B have shown that in the global spectrum there is a clear indication for the presence of overionized plasma whose physical origin is still under debate.
A. Decourchelle   +15 more
core   +2 more sources

Temporal distribution of linear densities of the plasma column in a plasma focus discharge

open access: yesNukleonika, 2015
Experiments were carried out on the PF-1000 plasma focus device, with a deuterium filling and with deuterium puffing from a gas-puff nozzle placed on the axis of the anode face. The current was reaching 2 MA.
Cikhardtova Balzhima   +8 more
doaj   +1 more source

Focusing of laser-generated ion beams by a plasma cylinder: similarity theory and the thick lens formula

open access: yes, 2005
It is shown that plasma-based optics can be used to guide and focus highly divergent laser-generated ion beams. A hollow cylinder is considered, which initially contains a hot electron population.
Baeva, T., Gordienko, S., Pukhov, A.
core   +1 more source

Radiometric force in dusty plasmas [PDF]

open access: yes, 2000
A radiofrequency glow discharge plasma, which is polluted with a certain number of dusty grains, is studied. In addition to various dusty plasma phenomena, several specific colloidal effects should be considered. We focus on radiometric forces, which are
A. M. Ignatov   +11 more
core   +2 more sources

A Lumped Parameter Model of Plasma Focus

open access: yesIEEE Transactions on Plasma Science, 2004
In this paper, a fast running computer model of a plasma focus device is presented. The model is based on the snowplow model constructed with effective parameters validated against experimental results. A pinch model is included to calculate the temporal evolution of the focal variables.
Gonzalez, J. H.   +3 more
openaire   +2 more sources

Time-resolved refractive index and absorption mapping of light-plasma filaments in water

open access: yes, 2007
By means of a quantitative shadowgraphic method, we performed a space-time characterization of the refractive index variation and transient absorption induced by a light-plasma filament generated by a 100 fs laser pulse in water.
Amrutha Gopal   +25 more
core   +1 more source

Analysis of Deterioration in a Plasma Focus Device [PDF]

open access: yes, 2018
Indexación: Scopus.The Plasma Focus (PF) is a kind of dense transient plasmas in with high-pulsed voltage. To produce devices for eld application it is necessary to obtain PF equipment able to operate for a long period of time.
Avaria, G.   +9 more
core   +1 more source

Clinical Insights Into Hypercalcemia of Malignancy in Childhood

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Hypercalcemia of malignancy (HCM) is a rare but life‐threatening metabolic emergency in children that occurs in less than 1% of pediatric cancer cases, with a reported incidence ranging from 0.4% to 1.0% across different studies. While it is observed in 10%–20% of adult malignancies, pediatric HCM remains relatively uncommon.
Hüseyin Anıl Korkmaz
wiley   +1 more source

Design and construction of a bent crystal spectrometer for studying soft X-rays of Sharif Plasma Focus [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2015
A soft X-ray spectrometer based on Johann's method and an embedded curved crystal which was designed and fabricated for the Sharif University of Technology's Plasma Focus (SUT-PF) is presented in this paper.
Abdolhadi Hosseinzadeh   +2 more
doaj  

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