Results 71 to 80 of about 5,097,999 (301)
Laser ion source for heavy ion inertial fusion
Matter and Radiation at Extremes, 2018 The proposed heavy ion inertial fusion (HIF) scenarios require ampere class low charge state ion beams of heavy species. The laser ion source (LIS) is recognized as one of the promising candidates of ion beam providers, since it can deliver high ...
Masahiro Okamura
doaj +1 more source
Soft and Transient Bioelectronics Enabled by Polymer‐Free Ti3C2Tx MXene Hydrogels
Advanced Materials, EarlyView.We present Ti3C2Tx MXene hydrogel (MXgel) bioelectronics, a soft, flexible, and fully transient platform for high‐fidelity neural recording and stimulation. MXgel bioelectronics exhibit exceptional electrical conductivities, low electrochemical impedances, and high charge injection capacities.
Raghav Garg +15 more
wiley +1 more source
RF ELECTROMAGNETIC FIELD ABSORPTION INSIDE HELICON ION SOURCE IN NONAXIAL MAGNETIC FIELD
East European Journal of Physics, 2015 The paper studies integral characteristics and one-dimensional distribution of RF power absorption in a helicon plasma with external magnetic field directed at an angle to a plasma plane. Two kinds of working gas heli and hydrogen are considered.
O. V. Alexenko +2 more
doaj
Prototype of Internal RF Ion Source for Cyclotrons
, 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
Advanced Materials, EarlyView.Self‐invalidating multilayer physical unclonable functions (PUFs) integrate fingerprint‐like metal nanopattern bilayers from block copolymer templates with highly reactive reduced graphene oxide (rGO) interlayers. This tamper‐responsive architecture blocks all unauthorized physical and chemical replication attempts while autonomously deactivating ...
Gyu Hui Jo +7 more
wiley +1 more source
ITER-relevant 600 s steady-state extraction of negative hydrogen ions at the test facility ELISE
Nuclear FusionThe 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
Development of plasma light monitoring system for high-power radio frequency negative ion source
He jishuBackgroundNegative ion sources driven by radio frequency (RF) waves have become the preferred solution for future neutral beam injection systems.PurposeThis study aims to monitor the plasma discharge state of each exciter of a high power RF negative ion ...
LI Yufan +7 more
doaj +1 more source
Advanced Materials, EarlyView.Stepwise dual‐side functionalization creates covalent Janus graphene with chemically and electrostatically asymmetric interfaces. The resulting nonadditive surface‐potential response and pronounced charge‐transport modulation demonstrate a versatile route for tailoring the electronic properties of graphene.
Shishi Liu +14 more
wiley +1 more source
RF gas plasma source development for heavy ion fusion [PDF]
, 2002 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
Hall, R.P., Ahle, L.E., Molvik, A.W.
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