Results 61 to 70 of about 40,757 (206)

ITER-relevant 600 s steady-state extraction of negative hydrogen ions at the test facility ELISE

open access: yesNuclear Fusion
The neutral beam heating system for the future international fusion experiment ITER will be based on radio-frequency driven ion sources delivering a large (≈1 × 2 m ^2 ) and homogeneous negative hydrogen or deuterium ion beam of several ten Amperes for ...
D. Wünderlich   +7 more
doaj   +1 more source

RF ion mass spectrometer calibration ion source system Final report, Oct. 1964 - Mar. 1968

open access: yes, 1968
Plasma-ion source system for ground calibration of Bennett RF ion mass ...

core  

Performance Investigation of Source Extension Approach on III–V Vertical Tunnel FET

open access: yesIEEE Access
A triple-metal-gate stacked III–V vertical tunnel field-effect transistor (TM-GS-VTFET) structure is examined. There are two different TM-GS-VTFETs: Device-A, which uses a source pocket, and Device-B, which uses a new source extension approach ...
M. Saravanan, Eswaran Parthasarathy
doaj   +1 more source

Improved Methodology to Estimate the Power Transfer Efficiency in an Inductively Coupled Radio Frequency Ion Source

open access: yesIEEE Access, 2018
The International Thermonuclear Experimental Reactor neutral beam injector includes an ion source which can produce D ion beams for 1 h, accelerated at the energy of 1 MeV.
Palak Jain   +5 more
doaj   +1 more source

Prototype of Internal RF Ion Source for Cyclotrons

open access: yes, 2023
The development of the internal RF Ion Source for Cyclotrons concept and the development of a first prototype of this ion source is described. The document presents also the first results of the prototype installed on the updated Ion Source Test Bench (IST) in CIEMAT, including visual check that the plasma is produced and the conditions for the start ...
openaire   +1 more source

RF Gas Plasma Source Development for Heavy Ion Fusion

open access: yes, 2001
Presently the Heavy Ion Fusion Virtual National Laboratory is researching ion sources and injector concepts to understand how to optimize beam brightness over a range of currents (50-2000 mA argon equivalent). One concept initially accelerates millimeter
Molvik, A. W.   +4 more
core  

Development and performance analysis of the 200 keV Cockcroft-Walton ion accelerator

open access: yesResults in Physics
This study reports the successful design, construction, and testing of a 200 keV electrostatic ion accelerator at NSTRI, emphasizing its beam transport performance and diagnostic capabilities.
H.R. Mirzaei   +16 more
doaj   +1 more source

Spin flipping a stored polarized proton beam with an rf dipole

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2000
We recently studied the spin flipping of a 202.7 MeV vertically polarized proton beam stored in the Indiana University Cyclotron Facility cooler ring during the first polarized run with its new cooler injector synchrotron and its new cooler injector ...
V. A. Anferov   +8 more
doaj   +1 more source

CW/Pulsed H- Ion Beam Generation with PKU Cs-free 2.45 GHz Microwave Driven Ion Source

open access: yes, 2015
Circular accelerators used for positron emission tomography (PET, i.e. accelerator used for make radio isotopes) need several inA of CW H- ion beam for their routine operation.
Zhang, T.   +17 more
core   +1 more source

Characteristics of negative ion generation in large area negative ion source based on cavity ring-down spectroscopy

open access: yesHe jishu
BackgroundThe neutral beam injection system (NBI) has the highest heating efficiency and the clearest physical mechanism, so it has become one of the main auxiliary heating methods used in the world's large magnetic confinement controlled thermonuclear ...
ZHU Tengsai   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy