Ion source
Compact 2.45 GHz ECR Ion Source for generation of singly-charged ions
... this ion source has not been investigated yet, however, according to the results of paper [4], this time decreases with the decrease of the plasma chamber ...
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Study of RF Source Ignition System with Impedance Matching Network for RF Driven H- Ion Source
... Initial seeding of electrons and hydrogen ions is achieved through an ignition plasma system. The electrons and ions are generated in the ignition chamber, which diffuses to the main plasma chamber due to drift and/or ...
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Investigation of Dependence of Power Transfer on Frequency in the Linac4 Negative Hydrogen Ion Source
... Linac4 is radio frequency (RF) driven type negative hydrogen H − ion source. In the RF system, it is required to match the impedance between the RF-system and plasma loading. In order to match the ...
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Estimation of Ion Beam Trajectories for a Slot Aperture Accelerator of Long Pulse Ion Source in Neutral Beam Injector
... pulse ion source (LPIS-1) has been installed in the neutral beam test bed (NBTB) sys- tem, and the performance is being tested in the ...The ion beam trajectories of the accelerator column are ...
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Performance of a corona ion source for measurement of sulfuric acid by chemical ionization mass spectrometry
... The electronics driving the corona needle voltage is rel- atively simple. A negative high voltage supply (model 4100N, EMCO High Voltage Corporation, USA) is used which is set to a static voltage (adjusted between −5 kV ...
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Current status of the compact 2.45 GHz ECR Ion Source at FLNR JINR
... Compact ECR ion source was assembled (Fig. 2) and tested in 2017. The results achieved in 2017 showed us the dependency of output ion current on injected power, injected neutral gas flow and RF field ...
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Electric Potential Structure in the Extraction Region of the Negative Hydrogen Ion Source
... charge, meanwhile suppressing co-extracted electron cur- rent [1]. Continuous Cs seeding, however, is necessary to sustain the H − current and seeded Cs vapor condenses on the walls of the ion source. Some ...
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Ion processing apparatus including plasma ion source and mass spectrometer for ion deposition, ion implantation, or isotope separation
... plasma ion source is preferably an inductively coupled plasma ion source, and the mass spectrometer is preferably a quadrupole mass ...an ion beam having a desired ...plasma ion ...
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An ion source for molecular effusion studies
... An ion source which utilizes a beam of monoenergetic electrons as the ionizing agent was designed and built for use in a 60° sector general utility mass ...The source was made to be used without a ...
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Operating characteristics of a D C magnetic ion source
... an ion source of the type described by Kistemaker and Dekker are ...total ion output on the ion source pressure, magnetic field, anode voltage, filament emission, and probe voltage is ...
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Off-Axis Ions Extraction Simulation in Tubular Electron String Ion Source (TESIS)
... Ion extraction procedure is crucial for ion source operation. Two major issues are beam focusing and ion extraction time. Regarding the focusing, in case of ESIS it is relatively easy to ...
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Magnesium ion source for high intensity mass spectrograph
... but the calculations of the potential distribution were a little involved and there is another kind of lens which will give a stronger field near the ionization [r] ...
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Theoretical Study of the Electrostatic Lens Aberrations of a Negative Ion Accelerator for a Neutral Beam Injector
... The extractor consists of a plasma grid (PG) and an ex- traction grid (EXG), which have the same structure as the extractor of the negative ion source for ITER-NBI. In or- der to extract negative ions with ...
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Theoretical Treatment of Krypton Ion Beam Bombardement in Zinc Target
... different source parameters added with a theoretical analysis using a SRIM program was done for a Kr ion implantation produced from Freeman type ion source in a Zn target in the 0-50 keV ...
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Lithium Disilicate (Li2Si2O5): Mild Condition Hydrothermal Synthesis, Characterization and Optical Properties
... lithium ion source at 1:2 Li:Si molar ratio, in replacement of lithium nitrate, at 1:2 molar ratio, the morphology of the obtained materials in the case of lithium disilicate changed to nano rods and ...
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A new tritium monitor design based on plasma source ion implantation technique
... plasma ion source are accelerated and detected via the T(d, He-4)n reaction or by implantation of the accelerated tritium ions into a scintillation detector for subsequent counting of the beta ...power ...
183
A compact PTR-ToF-MS instrument for airborne measurements of volatile organic compounds at high spatiotemporal resolution
... ionization source (glow discharge–ion drift tube), (ii) ion transfer optics that deliver ions from the drift tube to the MS, (iii) a newly developed compact oa- TOF-MS for ion mass analysis, ...
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Synthesis of nitrogen heterocycles
... The method involves cyclizing a haloaryl alkene in the presence of a catalytically effective amount of a palladiumII ion source and in the presence of a cycliz ing promoting base such as[r] ...
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PREDICTION OF SURFACE ROUGHNESS AND APPLICATION OF RESPONSE SURFACE METHODOLOGY TO DEVELOP A MATHEMATICAL MODEL
... –ion source and Cu-ion source significantly influence the surface roughness at 10% level of ...(Ni-ion source, Cu-ion source, reducing ion source) and ...
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Failure analysis in focused ion beam (FIB) technology of ion channeling contrast (ICC) and electron channeling contrast (ECC): A review
... focused ion beam ...the ion channelling contrast (ICC) and second one is the electron channelling contrast ...focus ion beam (FIB), ion channelling contrast (ICC), electron channelling ...
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