Results 11 to 20 of about 6,206,014 (287)

On filamentation in the dense plasma focus

open access: yesPhysics of Plasmas, 2022
Striking pictures showing filamentary structures in plasma focus have intrigued researchers from the early days of plasma focus research. A definitive understanding of their occurrence, origin, structure and role in plasma focus physics is still not in ...
Auluck, S K H, S. K. H. Auluck
core   +3 more sources

Redirection of Current in a Dense Plasma Focus

open access: yes
The Mission Support & Test Services (MSTS) reports that significant amounts of energy needed for generating high energy neutrons is lost within a Dense Plasma Focus between its pinch-end of the anode stalk and at its base near the insulating sleeve.
Gonzalez, Rocky
core   +2 more sources

Superposed epoch analysis of high-speed-stream effects at geosynchronous orbit: Hot plasma, cold plasma, and the solar wind [PDF]

open access: yes, 2008
Superposed epoch analyses of magnetospheric plasma analyzer (MPA) data from Los Alamos National Laboratory (LANL) satellites are performed to reveal the density, temperature and flow velocity behavior of the hot ion plasma (0.1–45 keV), the hot electron ...
Borovsky, Joseph E., Denton, Michael H.
core   +4 more sources

STABILITY OF THE DENSE PLASMA FOCUS.

open access: yesThe Physics of Fluids, 1969
The influence of small dc axial magnetic fields upon the stability of the focused plasma column is shown in the light of soft x rays. The material damage to the center electrode and the intense x-ray emission at the electrode face as a result of electron bombardment is considerably reduced.
J Mather   +4 more
openaire   +4 more sources

Bulk plasma properties at geosynchronous orbit. [PDF]

open access: yes, 2005
We present a comprehensive study of plasma properties at geosynchronous orbit for electron and ion energies between ∼1 eV and ∼45 keV, between 1990 and 2001.
Liemohn, M. W.   +5 more
core   +5 more sources

Simultaneous Ultra-Fast Imaging and Neutron Emission from a Compact Dense Plasma Focus Fusion Device

open access: yesInstruments, 2018
Recently, there has been intense interest in small dense plasma focus (DPF) devices for use as pulsed neutron and X-ray sources. Although DPFs have been studied for decades and scaling laws for neutron yield versus system discharge current and energy ...
Nathan Majernik   +5 more
doaj   +1 more source

Observation of two distinct cold, dense ion populations at geosynchronous orbit: Local time asymmetry, solar wind dependence and origin [PDF]

open access: yes, 2006
International audienceWe report on the observation of two distinct cold (TiNi>2 cm?3) ion populations at geosynchronous orbit. A statistical study was performed on measurements from the geosynchronous Los Alamos plasma instruments, for the period 1990 ...
Aasnes, A.   +17 more
core   +2 more sources

A study of high-frequency properties of plasma and the influence of electromagnetic radiation from IR to XUV [PDF]

open access: yesNuclear Technology and Radiation Protection, 2017
On the basis of calculated values for the conductivity in an external electric field, we determined the high-frequency characteristics of plasmas under extreme conditions (e. g. dense plasma focus device).
Srećković Vladimir A.   +3 more
doaj   +1 more source

Axion string signatures: a cosmological plasma collider

open access: yesJournal of High Energy Physics, 2022
We study early and late time signatures of both QCD axion strings and hyperlight axion strings (axiverse strings). We focus on charge deposition onto axion strings from electromagnetic fields and subsequent novel neutralizing mechanisms due to bound ...
Prateek Agrawal   +3 more
doaj   +1 more source

Evolution of the small ball-like structures in the plasma focus discharge

open access: yesNukleonika, 2016
The experiments were carried out in the PF-1000 plasma-focus device at the maximum current reaching about 2 MA, at the deuterium or neon filling and with deuterium injected from a gas-puff nozzle placed on the axis of the anode face. Ball-like structures
Cikhardtova Balzhima   +7 more
doaj   +1 more source

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